// eslint-disable no-useless-spread /* eslint-disable unicorn/numeric-separators-style */ // eslint-disable no-unused-vars // https://en.wikipedia.org/wiki/Two-line_element_set#Format export const DEMO_DATA = { // ############################# tleJson: { ARG_OF_PERICENTER: 181.9338, BSTAR: 0.00039937, CLASSIFICATION_TYPE: 'U', ECCENTRICITY: 0.7375486, ELEMENT_SET_NO: 999, EPHEMERIS_TYPE: 0, EPOCH: '2025-03-12T15:49:04.420416', INCLINATION: 19.0363, MEAN_ANOMALY: 171.615, MEAN_MOTION: 2.21786616, MEAN_MOTION_DDOT: -5.0502e-7, MEAN_MOTION_DOT: 0.00072212, NORAD_CAT_ID: 63158, OBJECT_ID: '2025-045B', OBJECT_NAME: '2025-045B', RA_OF_ASC_NODE: 63.0294, REV_AT_EPOCH: 13, }, get tleLine1() { return this.tleString.split('\n')[1]; }, get tleLine2() { return this.tleString.split('\n')[2]; }, get tleName() { return this.tleString.split('\n')[0]; }, tleString: `2025-045B 1 63158U 25045B 25071.65907894 .00072212 -50502-6 39937-3 0 9999 2 63158 19.0363 63.0294 7375486 181.9338 171.6150 2.21786616 127`, }; export const TLE_LIST = [ DEMO_DATA.tleString, ...[ `STARLINK-32915 1 63152U 25043W 25070.91668981 .00451203 87802-4 12020-2 0 9994 2 63152 43.0011 279.4620 0003944 269.6759 119.1758 15.93738994 2341`, `STARLINK-32915 [测修改1] 1 00000U 00000W 25070.91668981 .00000000 00000-0 00000-0 0 0000 2 00000 43.0011 279.4620 0003944 269.6759 119.1758 15.93738994 0000`, ], ]; // 为了twoline2satrec函数需要哪些参数 // https://github.com/shashwatak/satellite-js/blob/0e921026d20b75f42553366994af70eed63a304f/src/io.js#L62 function twoline2satrecFake(longstr1: string, longstr2: string) { console.group('twoline2satrecFake'); const satrec = {} as Record; satrec.error = 0; satrec.satnum = longstr1.slice(2, 7); console.debug(`longstr1.substring(2, 7) :>>`, `"${longstr1.slice(2, 7)}"`); satrec.epochyr = Number.parseInt(longstr1.slice(18, 20), 10); console.debug(`longstr1.substring(18, 20) :>>`, `"${longstr1.slice(18, 20)}"`); satrec.epochdays = Number.parseFloat(longstr1.slice(20, 32)); console.debug(`longstr1.substring(20, 32) :>>`, `"${longstr1.slice(20, 32)}"`); satrec.ndot = Number.parseFloat(longstr1.slice(33, 43)); console.debug(`longstr1.substring(33, 43) :>>`, `"${longstr1.slice(33, 43)}"`); satrec.nddot = Number.parseFloat(`.${Number.parseInt(longstr1.slice(44, 50), 10)}E${longstr1.slice(50, 52)}`); console.debug(`longstr1.substring(44, 50) :>>`, `"${longstr1.slice(44, 50)}"`); console.debug(`longstr1.substring(50, 52) :>>`, `"${longstr1.slice(50, 52)}"`); satrec.bstar = Number.parseFloat( `${longstr1.slice(53, 54)}.${Number.parseInt(longstr1.slice(54, 59), 10)}E${longstr1.slice(59, 61)}`, ); console.debug(`longstr1.substring(53, 54) :>>`, `"${longstr1.slice(53, 54)}"`); console.debug(`longstr1.substring(54, 59) :>>`, `"${longstr1.slice(54, 59)}"`); console.debug(`longstr1.substring(59, 61) :>>`, `"${longstr1.slice(59, 61)}"`); // satrec.satnum = longstr2.substring(2, 7); satrec.inclo = Number.parseFloat(longstr2.slice(8, 16)); console.debug(`longstr2.substring(8, 16) :>>`, `"${longstr2.slice(8, 16)}"`); satrec.nodeo = Number.parseFloat(longstr2.slice(17, 25)); console.debug(`longstr2.substring(17, 25) :>>`, `"${longstr2.slice(17, 25)}"`); satrec.ecco = Number.parseFloat(`.${longstr2.slice(26, 33)}`); console.debug(`longstr2.substring(26, 33) :>>`, `"${longstr2.slice(26, 33)}"`); satrec.argpo = Number.parseFloat(longstr2.slice(34, 42)); console.debug(`longstr2.substring(34, 42) :>>`, `"${longstr2.slice(34, 42)}"`); satrec.mo = Number.parseFloat(longstr2.slice(43, 51)); console.debug(`longstr2.substring(43, 51) :>>`, `"${longstr2.slice(43, 51)}"`); satrec.no = Number.parseFloat(longstr2.slice(52, 63)); console.debug(`longstr2.substring(52, 63) :>>`, `"${longstr2.slice(52, 63)}"`); console.groupEnd(); return satrec; } let line1 = ''; line1 += '1'; // line1 += ' '; // line1 += '62949'; // 卫星编号 line1 += 'U'; // 卫星分类 line1 += ' '; line1 += '25'; line1 += '029'; line1 += 'B'.padEnd(3, ' '); line1 += ' '; line1 += '25070.91668981'; // 🛰️ 历元时间 25070.91668981(年份 2025,第 70 天加 0.91668981 天) line1 += ' '; line1 += '.00039463'.padStart(10, ' '); // line1 += '00000+0'.padStart(9, ' '); // line1 += '99294-3'.padStart(9, ' '); // line1 += ' '; line1 += '0'; line1 += ' '; line1 += '999'.padStart(4, ' '); line1 += '0'; let line2 = ''; line2 += '2'; line2 += ' '; line2 += '62949'; line2 += ' '; line2 += '53.1596'.padStart(8, ' '); // 🛰️ 轨道倾角(度) line2 += ' '; line2 += '120.9032'; // 🛰️ 升交点赤经(度) line2 += ' '; line2 += '0001355'; // 🛰️ 偏心率 line2 += ' '; line2 += '101.1211'; // 🛰️ 近地点角距(度) line2 += ' '; line2 += '35.9659'.padStart(8, ' '); // 🛰️ 平近点角(度) line2 += ' '; line2 += '15.39574303'; // 🛰️ 平均运动(圈/天) line2 += '580'.padStart(5, ' '); line2 += '9'; // console.debug(`xxxline2 :>>`, `"${line2}"`); // console.debug('正确↓'); // console.debug(`longstr2 :>>`, `"${longstr2}"`); // twoline2satrecFake('', line2); // twoline2satrecFake('', longstr2); // const numbers = '0123456789'; // twoline2satrecFake( // `${numbers}${numbers}${numbers}${numbers}${numbers}${numbers}`, // '', // ); // if (__DEV__) { // const tle = TLE_LIST[0] as string; // const line1 = tle.split('\n')[1] as string; // const line2 = tle.split('\n')[2] as string; // console.clear(); // twoline2satrecFake(line1, line2); // } // if (__DEV__) { // const satrec2 = twoline2satrec( // `1 62949 25070.91668981 .00039463 00000+0 99294-3 `, // `2 53.1596 120.9032 0001355 101.1211 35.9659 15.39574303 `, // ); // const satrec1_str = JSON.stringify(satrec1, null, 2); // const satrec2_str = JSON.stringify(satrec2, null, 2); // console.debug(`satrec1_str === satrec2_str :>>`, satrec1_str === satrec2_str); // } // longstr1.substring(2, 7) :>> "63157" // longstr1.substring(18, 20) :>> "25" // longstr1.substring(20, 32) :>> "069.35219743" // longstr1.substring(33, 43) :>> " .00000545" // longstr1.substring(44, 50) :>> "-65692" // longstr1.substring(50, 52) :>> "-6" // longstr1.substring(53, 54) :>> " " // longstr1.substring(54, 59) :>> "00000" // longstr1.substring(59, 61) :>> "+0" // // longstr2.substring(8, 16) :>> " 19.0062" // longstr2.substring(17, 25) :>> " 64.6364" // longstr2.substring(26, 33) :>> "7327661" // longstr2.substring(34, 42) :>> "179.7218" // longstr2.substring(43, 51) :>> "141.4162" // longstr2.substring(52, 63) :>> " 2.26206155"