| WDS: | STF1658AB | WDS ID/Discoverer |
| P: | 1797.231 | Orbital period (years) |
| a: | 5.66667 | Semi-major axis (arcseconds) |
| i: | 67.045 | Inclination (degrees) |
| Ω: | 125.517 | Longitude of ascending node (degrees) |
| T: | 1731.624 | Epoch of periastron passage (year) |
| e: | 0.85959 | Eccentricity |
| ω: | 107.803 | Longitude of periastron (degrees) |
| Start-Year: | 1126.3845999999999 | Year |
| End-Year: | 2923.6154 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF1658AB |
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| Position: | 123507.88+072634.6 | Epoch-2000 right ascension and declination |
| WDS-ID: | 12351+0727 | WDS designation |
| Discoverer Code: | STF1658AB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 109499 | HD catalog number |
| Hipparcos number: | 61419 | Hipparcos catalog number |
| V1: | 8.08 | Magnitude of the primary |
| V2: | 10.52 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Izm2019 | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 2.813 21.75 -------------------------- 1126.38 5.584 88.00 1136.38 5.588 88.41 1146.38 5.592 88.82 1156.38 5.594 89.23 1166.38 5.595 89.64 1176.38 5.595 90.05 1186.38 5.594 90.46 1196.38 5.592 90.87 1206.38 5.589 91.28 1216.38 5.584 91.69 1226.38 5.578 92.10 1236.38 5.570 92.51 1246.38 5.561 92.93 1256.38 5.551 93.34 1266.38 5.540 93.76 1276.38 5.526 94.18 1286.38 5.512 94.60 1296.38 5.495 95.02 1306.38 5.478 95.45 1316.38 5.458 95.88 1326.38 5.437 96.31 1336.38 5.413 96.74 1346.38 5.388 97.18 1356.38 5.361 97.63 1366.38 5.332 98.07 1376.38 5.301 98.53 1386.38 5.268 98.99 1396.38 5.233 99.45 1406.38 5.195 99.92 1416.38 5.154 100.40 1426.38 5.111 100.89 1436.38 5.066 101.38 1446.38 5.017 101.89 1456.38 4.966 102.40 1466.38 4.911 102.93 1476.38 4.853 103.47 1486.38 4.792 104.02 1496.38 4.727 104.58 1506.38 4.657 105.16 1516.38 4.584 105.77 1526.38 4.506 106.39 1536.38 4.423 107.03 1546.38 4.335 107.70 1556.38 4.241 108.39 1566.38 4.141 109.12 1576.38 4.034 109.89 1586.38 3.920 110.70 1596.38 3.798 111.56 1606.38 3.666 112.48 1616.38 3.524 113.47 1626.38 3.370 114.55 1636.38 3.202 115.74 1646.38 3.019 117.06 1656.38 2.817 118.57 1666.38 2.592 120.32 1676.38 2.339 122.43 1686.38 2.049 125.10 1696.38 1.712 128.74 1706.38 1.311 134.40 1716.38 0.827 146.07 1726.38 0.345 194.52 1736.38 0.603 281.99 1746.38 1.047 301.73 1756.38 1.350 310.64 1766.38 1.556 316.70 1776.38 1.706 321.50 1786.38 1.819 325.62 1796.38 1.909 329.31 1806.38 1.983 332.69 1816.38 2.046 335.85 1826.38 2.100 338.83 1836.38 2.148 341.67 1846.38 2.191 344.39 1856.38 2.231 347.01 1866.38 2.269 349.54 1876.38 2.305 352.00 1886.38 2.339 354.37 1896.38 2.373 356.68 1906.38 2.406 358.93 1916.38 2.438 1.11 1926.38 2.471 3.24 1936.38 2.504 5.31 1946.38 2.536 7.33 1956.38 2.570 9.30 1966.38 2.603 11.21 1976.38 2.637 13.08 1986.38 2.671 14.90 1996.38 2.706 16.68 2006.38 2.741 18.41 2016.38 2.776 20.09 2026.38 2.812 21.73 2036.38 2.849 23.33 2046.38 2.885 24.89 2056.38 2.923 26.41 2066.38 2.961 27.89 2076.38 2.999 29.34 2086.38 3.037 30.74 2096.38 3.076 32.12 2106.38 3.115 33.45 2116.38 3.155 34.76 2126.38 3.194 36.03 2136.38 3.234 37.27 2146.38 3.274 38.48 2156.38 3.315 39.66 2166.38 3.355 40.82 2176.38 3.396 41.94 2186.38 3.437 43.04 2196.38 3.478 44.11 2206.38 3.519 45.16 2216.38 3.560 46.18 2226.38 3.601 47.18 2236.38 3.642 48.16 2246.38 3.683 49.12 2256.38 3.724 50.05 2266.38 3.764 50.97 2276.38 3.805 51.86 2286.38 3.846 52.74 2296.38 3.886 53.59 2306.38 3.927 54.43 2316.38 3.967 55.26 2326.38 4.007 56.06 2336.38 4.047 56.85 2346.38 4.087 57.63 2356.38 4.126 58.39 2366.38 4.166 59.13 2376.38 4.205 59.87 2386.38 4.243 60.58 2396.38 4.282 61.29 2406.38 4.320 61.98 2416.38 4.358 62.66 2426.38 4.395 63.33 2436.38 4.432 63.99 2446.38 4.469 64.64 2456.38 4.506 65.27 2466.38 4.542 65.90 2476.38 4.577 66.52 2486.38 4.613 67.12 2496.38 4.648 67.72 2506.38 4.682 68.31 2516.38 4.716 68.89 2526.38 4.750 69.46 2536.38 4.783 70.03 2546.38 4.815 70.59 2556.38 4.847 71.13 2566.38 4.879 71.68 2576.38 4.910 72.21 2586.38 4.941 72.74 2596.38 4.971 73.26 2606.38 5.000 73.78 2616.38 5.029 74.29 2626.38 5.058 74.79 2636.38 5.086 75.29 2646.38 5.113 75.78 2656.38 5.140 76.27 2666.38 5.166 76.75 2676.38 5.191 77.23 2686.38 5.216 77.70 2696.38 5.240 78.17 2706.38 5.264 78.64 2716.38 5.287 79.10 2726.38 5.309 79.56 2736.38 5.330 80.01 2746.38 5.351 80.46 2756.38 5.371 80.90 2766.38 5.390 81.35 2776.38 5.409 81.79 2786.38 5.427 82.22 2796.38 5.444 82.66 2806.38 5.460 83.09 2816.38 5.475 83.52 2826.38 5.490 83.94 2836.38 5.503 84.37 2846.38 5.516 84.79 2856.38 5.528 85.21 2866.38 5.539 85.63 2876.38 5.549 86.05 2886.38 5.558 86.46 2896.38 5.567 86.88 2906.38 5.574 87.29 2916.38 5.580 87.70
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:48:09 |