diff --git a/examples/sensor.ts b/examples/sensor.ts
index f44819f..23e39cf 100644
--- a/examples/sensor.ts
+++ b/examples/sensor.ts
@@ -1,9 +1,19 @@
 /* eslint-disable no-console */
-import { Sensor } from '../src/objects';
-import { Satellite } from '../src/objects/Satellite';
-import { Degrees, Kilometers, SensorParams, SpaceObjectType, TleLine1, TleLine2 } from '../src/ootk';
-import { calcGmst, ecf2eci, eci2lla, eci2rae } from '../src/transforms/transforms';
-import { DEG2RAD } from '../src/utils/constants';
+import {
+  calcGmst,
+  DEG2RAD,
+  Degrees,
+  ecf2eci,
+  eci2lla,
+  eci2rae,
+  Kilometers,
+  Satellite,
+  Sensor,
+  SensorParams,
+  SpaceObjectType,
+  TleLine1,
+  TleLine2,
+} from '../lib/ootk-core';
 
 const capeCodRadar = new Sensor({
   lat: <Degrees>41.754785,
diff --git a/examples/sun.ts b/examples/sun.ts
index 7428ed4..d445f1c 100644
--- a/examples/sun.ts
+++ b/examples/sun.ts
@@ -1,5 +1,4 @@
-import { Degrees, Meters } from '@src/ootk';
-import { Sun } from '../src/body/Sun';
+import { Degrees, Meters, Sun } from '../lib/ootk-core';
 /* eslint-disable no-console */
 
 console.log(Sun.getTimes(new Date(), 41 as Degrees, -71 as Degrees, 0 as Meters));
diff --git a/package.json b/package.json
index ec72e61..c6d5155 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
-  "name": "ootk",
-  "version": "4.0.0",
-  "description": "Orbital Object Toolkit including SGP4 Propagator and Coordinate Transforms",
+  "name": "ootk-core",
+  "version": "0.0.0",
+  "description": "Orbital Object Toolkit Core including SGP4 Propagator and Coordinate Transforms",
   "scripts": {
     "build": "node ./scripts/cleanup.mjs && ttsc -p tsconfig.build.json",
     "lcov": "node ./scripts/openLcov.mjs",
@@ -10,17 +10,16 @@
     "lint:test": "eslint test",
     "test": "npm run build && jest",
     "test:coverage": "jest --coverage",
-    "test:performance": "node test/performance/timing.test.mjs",
     "version": "auto-changelog -p && git add CHANGELOG.md"
   },
-  "main": "./lib/ootk.js",
+  "main": "./lib/ootk-core.js",
   "exports": {
-    "import": "./lib/ootk.js",
-    "require": "./lib/ootk.js"
+    "import": "./lib/ootk-core.js",
+    "require": "./lib/ootk-core.js"
   },
   "repository": {
     "type": "git",
-    "url": "git://github.com/thkruz/ootk"
+    "url": "git://github.com/thkruz/ootk-core"
   },
   "keywords": [
     "sgp4",
@@ -29,10 +28,10 @@
     "space",
     "satellite"
   ],
-  "author": "Theodore Kruczek <theodore.kruczek@gmail.com> (https://github.com/ootk/)",
+  "author": "Theodore Kruczek <theodore.kruczek@gmail.com> (https://github.com/thkruz/ootk-core/)",
   "license": "MIT",
   "bugs": {
-    "url": "https://github.com/thkruz/ootk/issues"
+    "url": "https://github.com/thkruz/ootk-core/issues"
   },
   "devDependencies": {
     "@babel/core": "^7.22.9",
@@ -61,11 +60,6 @@
     "webpack-cli": "^4.10.0"
   },
   "homepage": "https://github.com/thkruz/ootk",
-  "directories": {
-    "lib": "lib",
-    "src": "src",
-    "test": "test"
-  },
   "dependencies": {
     "ttypescript": "^1.5.15",
     "typescript-transform-paths": "^3.4.6"
diff --git a/src/body/Celestial.ts b/src/body/Celestial.ts
index 0e01966..51f37c3 100644
--- a/src/body/Celestial.ts
+++ b/src/body/Celestial.ts
@@ -1,4 +1,4 @@
-import { AzEl, Degrees, RaDec, Radians } from '../ootk';
+import { AzEl, Degrees, RaDec, Radians } from '../ootk-core';
 import { RAD2DEG } from '../utils/constants';
 import { Sun } from './Sun';
 
diff --git a/src/body/Earth.ts b/src/body/Earth.ts
index de6cdaa..5ce8bef 100644
--- a/src/body/Earth.ts
+++ b/src/body/Earth.ts
@@ -1,5 +1,5 @@
 import { DataHandler } from '../data/DataHandler';
-import { AngularDiameterMethod, Kilometers, Radians } from '../ootk';
+import { AngularDiameterMethod, Kilometers, Radians } from '../ootk-core';
 import { Vector3D } from '../operations/Vector3D';
 import { EpochUTC } from '../time/EpochUTC';
 import { asec2rad, DEG2RAD, RAD2DEG, secondsPerDay, secondsPerSiderealDay, TAU, ttasec2rad } from '../utils/constants';
diff --git a/src/body/Moon.ts b/src/body/Moon.ts
index ef299d6..fed7684 100644
--- a/src/body/Moon.ts
+++ b/src/body/Moon.ts
@@ -1,4 +1,4 @@
-import { AngularDiameterMethod } from '../ootk';
+import { AngularDiameterMethod } from '../ootk-core';
 import { Vector3D } from '../operations/Vector3D';
 import { EpochUTC } from '../time/EpochUTC';
 import { DEG2RAD } from '../utils/constants';
diff --git a/src/body/NutationAngles.ts b/src/body/NutationAngles.ts
index 68fa17e..4edb2c7 100644
--- a/src/body/NutationAngles.ts
+++ b/src/body/NutationAngles.ts
@@ -1,4 +1,4 @@
-import { Radians } from '../ootk';
+import { Radians } from '../ootk-core';
 
 // / Earth nutation angles _(rad)_.
 export type NutationAngles = {
diff --git a/src/body/PrecessionAngles.ts b/src/body/PrecessionAngles.ts
index 0146754..faf6d75 100644
--- a/src/body/PrecessionAngles.ts
+++ b/src/body/PrecessionAngles.ts
@@ -1,4 +1,4 @@
-import { Radians } from '../ootk';
+import { Radians } from '../ootk-core';
 
 // / Earth precession angles _(rad)_.
 export type PrecessionAngles = {
diff --git a/src/body/Sun.ts b/src/body/Sun.ts
index cf01784..9a847a5 100644
--- a/src/body/Sun.ts
+++ b/src/body/Sun.ts
@@ -1,4 +1,4 @@
-import { AngularDiameterMethod, AzEl, Degrees, Kilometers, Meters, RaDec, Radians, SunTime } from '../ootk';
+import { AngularDiameterMethod, AzEl, Degrees, Kilometers, Meters, RaDec, Radians, SunTime } from '../ootk-core';
 import { Vector3D } from '../operations/Vector3D';
 import { EpochUTC } from '../time/EpochUTC';
 import { astronomicalUnit, cKmPerSec, DEG2RAD, MS_PER_DAY, RAD2DEG, TAU } from '../utils/constants';
diff --git a/src/coordinate/Geodetic.ts b/src/coordinate/Geodetic.ts
index 81b38d8..64d52a7 100644
--- a/src/coordinate/Geodetic.ts
+++ b/src/coordinate/Geodetic.ts
@@ -1,5 +1,5 @@
 import { Earth } from '../body/Earth';
-import { AngularDistanceMethod } from '../ootk';
+import { AngularDistanceMethod } from '../ootk-core';
 import { Vector3D } from '../operations/Vector3D';
 import { EpochUTC } from '../time/EpochUTC';
 import { DEG2RAD, RAD2DEG } from '../utils/constants';
diff --git a/src/observation/RAE.ts b/src/observation/RAE.ts
index 0b66d04..1b58f7e 100644
--- a/src/observation/RAE.ts
+++ b/src/observation/RAE.ts
@@ -1,7 +1,7 @@
 /* eslint-disable no-undefined */
 import { ITRF } from '../coordinate/ITRF';
 import { J2000 } from '../coordinate/J2000';
-import { Radians } from '../ootk';
+import { Radians } from '../ootk-core';
 import { Vector3D } from '../operations/Vector3D';
 import { EpochUTC } from '../time/EpochUTC';
 import { AngularDistanceMethod } from '../types/types';
diff --git a/src/ootk.ts b/src/ootk-core.ts
similarity index 100%
rename from src/ootk.ts
rename to src/ootk-core.ts
diff --git a/src/transforms/conversions.ts b/src/transforms/conversions.ts
index 339bc43..2792ea9 100644
--- a/src/transforms/conversions.ts
+++ b/src/transforms/conversions.ts
@@ -1,4 +1,4 @@
-import { Degrees, Radians } from '../ootk';
+import { Degrees, Radians } from '../ootk-core';
 import { DEG2RAD, PI, RAD2DEG } from '../utils/constants';
 
 /**
diff --git a/src/transforms/transforms.ts b/src/transforms/transforms.ts
index 7beaae3..9d7fd29 100644
--- a/src/transforms/transforms.ts
+++ b/src/transforms/transforms.ts
@@ -23,7 +23,7 @@
  * Orbital Object ToolKit. If not, see <http://www.gnu.org/licenses/>.
  */
 
-import { Earth, Sensor, Sgp4, Utils } from '../ootk';
+import { Earth, Sensor, Sgp4, Utils } from '../ootk-core';
 import {
   Degrees,
   EcefVec3,
diff --git a/src/utils/moon-math.ts b/src/utils/moon-math.ts
index 07c5043..053dfde 100644
--- a/src/utils/moon-math.ts
+++ b/src/utils/moon-math.ts
@@ -36,7 +36,7 @@
 
 import { Celestial } from '../body/Celestial';
 import { Sun } from '../body/Sun';
-import { Degrees, Kilometers, RaDec, Radians } from '../ootk';
+import { Degrees, Kilometers, RaDec, Radians } from '../ootk-core';
 import { MS_PER_DAY } from '../utils/constants';
 import { DEG2RAD } from './constants';
 
diff --git a/test/objects/star.test.ts b/test/objects/star.test.ts
index b713191..985a83f 100644
--- a/test/objects/star.test.ts
+++ b/test/objects/star.test.ts
@@ -5,7 +5,7 @@
  */
 
 import { Star } from '../../lib/objects';
-import { Degrees, Kilometers, Radians } from '../../lib/ootk';
+import { Degrees, Kilometers, Radians } from '../../lib/ootk-core';
 
 describe('Basic Star functionality', () => {
   const star = new Star({
diff --git a/test/sat/sat.test.js b/test/sat/sat.test.js
index 88904df..302115a 100644
--- a/test/sat/sat.test.js
+++ b/test/sat/sat.test.js
@@ -4,7 +4,7 @@
  * @since  1.2.0
  */
 
-import { Satellite } from '../../lib/ootk';
+import { Satellite } from '../../lib/ootk-core';
 import { RAD2DEG } from '../../lib/utils/constants';
 
 const dateObj = new Date(1661400000000);
diff --git a/test/sat/sensor.test.ts b/test/sat/sensor.test.ts
index b5dc38a..9a940ba 100644
--- a/test/sat/sensor.test.ts
+++ b/test/sat/sensor.test.ts
@@ -4,7 +4,7 @@
  * @since  1.2.0
  */
 
-import { Degrees, Kilometers, Satellite, Sensor, SpaceObjectType, TleLine1, TleLine2 } from '../../lib/ootk';
+import { Degrees, Kilometers, Satellite, Sensor, SpaceObjectType, TleLine1, TleLine2 } from '../../lib/ootk-core';
 
 const dateObj = new Date(1661400000000);
 
diff --git a/test/sgp4/full-catalog/sgp4-catalog-0.test.js b/test/sgp4/full-catalog/sgp4-catalog-0.test.js
index b9e108e..dc285ed 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-0.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-0.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_0';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-1.test.js b/test/sgp4/full-catalog/sgp4-catalog-1.test.js
index 8715841..3abc77b 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-1.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-1.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_1';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-10.test.js b/test/sgp4/full-catalog/sgp4-catalog-10.test.js
index d916913..544b392 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-10.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-10.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_10';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-11.test.js b/test/sgp4/full-catalog/sgp4-catalog-11.test.js
index 021e148..ea48998 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-11.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-11.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_11';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-12.test.js b/test/sgp4/full-catalog/sgp4-catalog-12.test.js
index 89c12e6..c6e71b7 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-12.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-12.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_12';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-13.test.js b/test/sgp4/full-catalog/sgp4-catalog-13.test.js
index f1a09a9..6f189a3 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-13.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-13.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_13';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-14.test.js b/test/sgp4/full-catalog/sgp4-catalog-14.test.js
index 0cc46c8..79f341d 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-14.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-14.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_14';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-15.test.js b/test/sgp4/full-catalog/sgp4-catalog-15.test.js
index 47d965f..5140d71 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-15.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-15.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_15';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-16.test.js b/test/sgp4/full-catalog/sgp4-catalog-16.test.js
index e87edee..3235f04 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-16.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-16.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_16';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-17.test.js b/test/sgp4/full-catalog/sgp4-catalog-17.test.js
index d93d5a0..bbffe20 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-17.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-17.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_17';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-18.test.js b/test/sgp4/full-catalog/sgp4-catalog-18.test.js
index 4828e31..1c8a7e4 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-18.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-18.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_18';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-19.test.js b/test/sgp4/full-catalog/sgp4-catalog-19.test.js
index c08f83e..29dd836 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-19.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-19.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_19';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-2.test.js b/test/sgp4/full-catalog/sgp4-catalog-2.test.js
index 898ab53..cfec37e 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-2.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-2.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_2';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-20.test.js b/test/sgp4/full-catalog/sgp4-catalog-20.test.js
index 948fed4..17fedf9 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-20.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-20.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_20';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-21.test.js b/test/sgp4/full-catalog/sgp4-catalog-21.test.js
index 3a7b2a8..4f4f89a 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-21.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-21.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_21';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-22.test.js b/test/sgp4/full-catalog/sgp4-catalog-22.test.js
index b4aab80..e7d9280 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-22.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-22.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_22';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-23.test.js b/test/sgp4/full-catalog/sgp4-catalog-23.test.js
index 5e892de..4499857 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-23.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-23.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_23';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-24.test.js b/test/sgp4/full-catalog/sgp4-catalog-24.test.js
index 0dec7eb..400443f 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-24.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-24.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_24';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-25.test.js b/test/sgp4/full-catalog/sgp4-catalog-25.test.js
index 4cb93a9..72bf0ea 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-25.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-25.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_25';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-26.test.js b/test/sgp4/full-catalog/sgp4-catalog-26.test.js
index 1933115..4b0d22e 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-26.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-26.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_26';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-27.test.js b/test/sgp4/full-catalog/sgp4-catalog-27.test.js
index 2edc3be..7ae9534 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-27.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-27.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_27';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-28.test.js b/test/sgp4/full-catalog/sgp4-catalog-28.test.js
index 11b4e95..1769119 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-28.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-28.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_28';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-29.test.js b/test/sgp4/full-catalog/sgp4-catalog-29.test.js
index 11472ad..24caed4 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-29.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-29.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_29';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-3.test.js b/test/sgp4/full-catalog/sgp4-catalog-3.test.js
index 40fe215..a1de1dd 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-3.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-3.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_3';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-30.test.js b/test/sgp4/full-catalog/sgp4-catalog-30.test.js
index 14fac34..13ce09a 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-30.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-30.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_30';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-31.test.js b/test/sgp4/full-catalog/sgp4-catalog-31.test.js
index d1f707e..c59cd5c 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-31.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-31.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_31';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-32.test.js b/test/sgp4/full-catalog/sgp4-catalog-32.test.js
index 086d63a..c7be869 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-32.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-32.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_32';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-33.test.js b/test/sgp4/full-catalog/sgp4-catalog-33.test.js
index ed98016..cad5c89 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-33.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-33.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_33';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-34.test.js b/test/sgp4/full-catalog/sgp4-catalog-34.test.js
index a45cff4..6313a9c 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-34.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-34.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_34';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-35.test.js b/test/sgp4/full-catalog/sgp4-catalog-35.test.js
index 3907905..dae0d0e 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-35.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-35.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_35';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-36.test.js b/test/sgp4/full-catalog/sgp4-catalog-36.test.js
index 04c956d..ed6ae00 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-36.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-36.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_36';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-37.test.js b/test/sgp4/full-catalog/sgp4-catalog-37.test.js
index 5732e3d..7fe7a2d 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-37.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-37.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_37';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-38.test.js b/test/sgp4/full-catalog/sgp4-catalog-38.test.js
index c827073..605fe5b 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-38.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-38.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_38';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-39.test.js b/test/sgp4/full-catalog/sgp4-catalog-39.test.js
index 8abd9e1..9876048 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-39.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-39.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_39';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-4.test.js b/test/sgp4/full-catalog/sgp4-catalog-4.test.js
index c91e503..7d0bb95 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-4.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-4.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_4';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-40.test.js b/test/sgp4/full-catalog/sgp4-catalog-40.test.js
index 6d7dc43..dedb0ae 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-40.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-40.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_40';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-41.test.js b/test/sgp4/full-catalog/sgp4-catalog-41.test.js
index ef935b0..37f1e27 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-41.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-41.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_41';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-42.test.js b/test/sgp4/full-catalog/sgp4-catalog-42.test.js
index ad0afea..4ad55cb 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-42.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-42.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_42';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-43.test.js b/test/sgp4/full-catalog/sgp4-catalog-43.test.js
index 1c6736b..3c3288e 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-43.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-43.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_43';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-44.test.js b/test/sgp4/full-catalog/sgp4-catalog-44.test.js
index d9adeb6..8bf524e 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-44.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-44.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_44';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-45.test.js b/test/sgp4/full-catalog/sgp4-catalog-45.test.js
index 939b810..85c6ad9 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-45.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-45.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_45';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-46.test.js b/test/sgp4/full-catalog/sgp4-catalog-46.test.js
index 25f15af..5c3b86a 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-46.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-46.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_46';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-47.test.js b/test/sgp4/full-catalog/sgp4-catalog-47.test.js
index a2faed2..2344705 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-47.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-47.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_47';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-48.test.js b/test/sgp4/full-catalog/sgp4-catalog-48.test.js
index fa3846e..b7a4827 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-48.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-48.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_48';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-49.test.js b/test/sgp4/full-catalog/sgp4-catalog-49.test.js
index dd0908d..25341e2 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-49.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-49.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_49';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-5.test.js b/test/sgp4/full-catalog/sgp4-catalog-5.test.js
index d99f5fd..6fb5b94 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-5.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-5.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_5';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-50.test.js b/test/sgp4/full-catalog/sgp4-catalog-50.test.js
index e4502b4..447c72f 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-50.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-50.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_50';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-6.test.js b/test/sgp4/full-catalog/sgp4-catalog-6.test.js
index f6bf2c3..6266743 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-6.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-6.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_6';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-7.test.js b/test/sgp4/full-catalog/sgp4-catalog-7.test.js
index a2fcb97..1bd5689 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-7.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-7.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_7';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-8.test.js b/test/sgp4/full-catalog/sgp4-catalog-8.test.js
index a948aad..a379e1e 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-8.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-8.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_8';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4-catalog-9.test.js b/test/sgp4/full-catalog/sgp4-catalog-9.test.js
index 79496cd..09e58ec 100644
--- a/test/sgp4/full-catalog/sgp4-catalog-9.test.js
+++ b/test/sgp4/full-catalog/sgp4-catalog-9.test.js
@@ -1,4 +1,3 @@
-
 /* eslint-disable no-sync */
 /* eslint-disable prefer-destructuring */
 /**
@@ -12,7 +11,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_9';
 const rawData = fs.readFileSync(`test/sgp4/full-catalog/${fileName}.json`, 'utf8');
diff --git a/test/sgp4/full-catalog/sgp4TestMaker.mjs b/test/sgp4/full-catalog/sgp4TestMaker.mjs
index 06742c7..4015652 100644
--- a/test/sgp4/full-catalog/sgp4TestMaker.mjs
+++ b/test/sgp4/full-catalog/sgp4TestMaker.mjs
@@ -17,7 +17,7 @@ import * as fs from 'fs';
 /**
  * sgp4Data is from SGP4Prop 8.3 Build: Apr 27 2022
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 const fileName = 'TLE_${f}';
 const rawData = fs.readFileSync(\`test/sgp4/full-catalog/\${fileName}.json\`, 'utf8');
diff --git a/test/sgp4/legacy/ext.test.js b/test/sgp4/legacy/ext.test.js
index 941239a..169431c 100644
--- a/test/sgp4/legacy/ext.test.js
+++ b/test/sgp4/legacy/ext.test.js
@@ -3,7 +3,7 @@
  * @since  0.2.0
  */
 
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 
 describe('Julian date / time', () => {
   // Use number of milliseconds since epoch instead of local year, month, day, etc for consistency across machines
diff --git a/test/sgp4/legacy/initl.test.js b/test/sgp4/legacy/initl.test.js
index 9b98306..f972b41 100644
--- a/test/sgp4/legacy/initl.test.js
+++ b/test/sgp4/legacy/initl.test.js
@@ -3,7 +3,7 @@
  * @since  0.2.0
  */
 
-import { Sgp4 } from '../../../lib/ootk'; // eslint-disable-line
+import { Sgp4 } from '../../../lib/ootk-core'; // eslint-disable-line
 
 // wgs84 constants
 const mu = 398600.8; // in km3 / s2
diff --git a/test/sgp4/legacy/io.test.js b/test/sgp4/legacy/io.test.js
index c1559d6..0864c72 100644
--- a/test/sgp4/legacy/io.test.js
+++ b/test/sgp4/legacy/io.test.js
@@ -3,7 +3,7 @@
  * @since  0.2.0
  */
 
-import { Sgp4 } from '../../../src/ootk'; // eslint-disable-line
+import { Sgp4 } from '../../../src/ootk-core'; // eslint-disable-line
 import badTleData from './io.json';
 
 describe('Twoline', () => {
diff --git a/test/sgp4/rsr/rsr3.test.js b/test/sgp4/rsr/rsr3.test.js
index 29252fb..e4fa866 100644
--- a/test/sgp4/rsr/rsr3.test.js
+++ b/test/sgp4/rsr/rsr3.test.js
@@ -8,7 +8,7 @@
  * sgp4Data is from https://www.celestrak.com/publications/AIAA/2006-6753/AIAA-2006-6753-Rev1.pdf
  * Only using the first and last state vectors for verification
  */
-import { Sgp4 } from '../../../lib/ootk';
+import { Sgp4 } from '../../../lib/ootk-core';
 import { compareVectors } from '../../lib/compareVectors';
 import sgp4FailData from './rsr3-fail.json';
 import sgp4Data from './rsr3.json';
diff --git a/test/sgp4/sgp4-full-cov.test.js b/test/sgp4/sgp4-full-cov.test.js
index 695f16d..3210965 100644
--- a/test/sgp4/sgp4-full-cov.test.js
+++ b/test/sgp4/sgp4-full-cov.test.js
@@ -4,7 +4,7 @@
  * @since  0.2.0
  */
 
-import { Sgp4 } from '../../lib/ootk';
+import { Sgp4 } from '../../lib/ootk-core';
 import sgp4FailData from './sgp4-full-cov-fail.json';
 import sgp4Data from './sgp4-full-cov.json';
 
diff --git a/test/sun-moon/sun-moon.test.js b/test/sun-moon/sun-moon.test.js
index bebb6b5..6dcb75c 100644
--- a/test/sun-moon/sun-moon.test.js
+++ b/test/sun-moon/sun-moon.test.js
@@ -6,7 +6,7 @@
 
 import { Celestial } from '../../lib/body/Celestial';
 import { Sun } from '../../lib/body/Sun';
-import { Utils } from '../../lib/ootk';
+import { Utils } from '../../lib/ootk-core';
 
 const { MoonMath } = Utils;
 // Use number of milliseconds since epoch instead of local year, month, day, etc for consistency across machines
diff --git a/test/tle/tle.test.js b/test/tle/tle.test.js
index 04baced..e921a83 100644
--- a/test/tle/tle.test.js
+++ b/test/tle/tle.test.js
@@ -5,7 +5,7 @@
  * @since  1.1.0
  */
 
-import { Tle } from '../../lib/ootk';
+import { Tle } from '../../lib/ootk-core';
 import tleData from './tle.json';
 
 describe('Valid TLEs', () => {
diff --git a/test/transforms/transforms.test.js b/test/transforms/transforms.test.js
index 8870693..c71d4ed 100644
--- a/test/transforms/transforms.test.js
+++ b/test/transforms/transforms.test.js
@@ -15,7 +15,7 @@ import {
   lla2ecf,
   rae2ecf,
   rae2sez,
-} from '../../lib/ootk';
+} from '../../lib/ootk-core';
 import { RAD2DEG } from '../../lib/utils/constants';
 import transformData from './transforms.json';
 
diff --git a/test/utils/utils.test.js b/test/utils/utils.test.js
index 4eab81c..c36dd5e 100644
--- a/test/utils/utils.test.js
+++ b/test/utils/utils.test.js
@@ -3,7 +3,7 @@
  * @since  1.0.0-alpha3
  */
 
-import { Utils } from '../../lib/ootk'; // eslint-disable-line
+import { Utils } from '../../lib/ootk-core'; // eslint-disable-line
 import { getDayOfYear } from '../../lib/utils/functions';
 
 const numDigits = 8;