34 lines
2.1 KiB
JavaScript
34 lines
2.1 KiB
JavaScript
/*!
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* satellite-js v5.0.0
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* (c) 2013 Shashwat Kandadai and UCSC
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* https://github.com/shashwatak/satellite-js
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* License: MIT
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*/
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports["default"] = propagate;
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var _constants = require("../constants");
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var _ext = require("../ext");
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var _sgp = _interopRequireDefault(require("./sgp4"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
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function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
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function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
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function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
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function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
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function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
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function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
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function propagate() {
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for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
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}
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// Return a position and velocity vector for a given date and time.
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var satrec = args[0];
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var date = Array.prototype.slice.call(args, 1);
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var j = _ext.jday.apply(void 0, _toConsumableArray(date));
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var m = (j - satrec.jdsatepoch) * _constants.minutesPerDay;
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return (0, _sgp["default"])(satrec, m);
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} |