| WDS: | STF1553 | WDS ID/Discoverer |
| P: | 1996.000 | Orbital period (years) |
| a: | 4.611 | Semi-major axis (arcseconds) |
| i: | 110.4 | Inclination (degrees) |
| Ω: | 165.8 | Longitude of ascending node (degrees) |
| T: | 1247.000 | Epoch of periastron passage (year) |
| e: | 0.39 | Eccentricity |
| ω: | 200.0 | Longitude of periastron (degrees) |
| Start-Year: | 1027.0 | Year |
| End-Year: | 3023.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF1553 |
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| Position: | 113635.69+560807.3 | Epoch-2000 right ascension and declination |
| WDS-ID: | 11366+5608 | WDS designation |
| Discoverer Code: | STF1553 | Discover designation and components |
| ADS number: | 8236 | Aitken Double Star catalog |
| HD number: | 100831 | HD catalog number |
| Hipparcos number: | 56622 | Hipparcos catalog number |
| V1: | 7.73 | Magnitude of the primary |
| V2: | 8.17 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2018 | 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: | Kiy2018a | 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 6.188 165.53 -------------------------- 1027.00 2.117 17.71 1037.00 2.192 15.05 1047.00 2.266 12.57 1057.00 2.339 10.25 1067.00 2.411 8.07 1077.00 2.480 6.01 1087.00 2.546 4.06 1097.00 2.608 2.21 1107.00 2.665 0.44 1117.00 2.717 358.74 1127.00 2.764 357.10 1137.00 2.803 355.51 1147.00 2.835 353.97 1157.00 2.860 352.45 1167.00 2.876 350.95 1177.00 2.883 349.47 1187.00 2.881 347.99 1197.00 2.870 346.50 1207.00 2.849 345.00 1217.00 2.817 343.46 1227.00 2.776 341.89 1237.00 2.725 340.26 1247.00 2.664 338.57 1257.00 2.594 336.79 1267.00 2.516 334.91 1277.00 2.430 332.89 1287.00 2.336 330.73 1297.00 2.236 328.37 1307.00 2.131 325.79 1317.00 2.023 322.93 1327.00 1.912 319.75 1337.00 1.801 316.18 1347.00 1.691 312.14 1357.00 1.585 307.54 1367.00 1.485 302.31 1377.00 1.395 296.36 1387.00 1.317 289.64 1397.00 1.256 282.18 1407.00 1.214 274.08 1417.00 1.195 265.57 1427.00 1.200 256.96 1437.00 1.229 248.58 1447.00 1.279 240.73 1457.00 1.349 233.58 1467.00 1.435 227.21 1477.00 1.534 221.61 1487.00 1.642 216.72 1497.00 1.759 212.45 1507.00 1.881 208.73 1517.00 2.006 205.47 1527.00 2.135 202.59 1537.00 2.265 200.05 1547.00 2.396 197.78 1557.00 2.527 195.75 1567.00 2.657 193.91 1577.00 2.787 192.25 1587.00 2.916 190.74 1597.00 3.043 189.35 1607.00 3.169 188.07 1617.00 3.293 186.89 1627.00 3.414 185.80 1637.00 3.534 184.78 1647.00 3.651 183.83 1657.00 3.766 182.93 1667.00 3.878 182.09 1677.00 3.988 181.29 1687.00 4.096 180.54 1697.00 4.201 179.82 1707.00 4.303 179.14 1717.00 4.402 178.49 1727.00 4.499 177.87 1737.00 4.594 177.28 1747.00 4.685 176.70 1757.00 4.774 176.15 1767.00 4.860 175.62 1777.00 4.944 175.11 1787.00 5.025 174.62 1797.00 5.103 174.14 1807.00 5.178 173.67 1817.00 5.251 173.22 1827.00 5.321 172.78 1837.00 5.389 172.35 1847.00 5.454 171.93 1857.00 5.516 171.52 1867.00 5.576 171.12 1877.00 5.633 170.73 1887.00 5.687 170.34 1897.00 5.739 169.97 1907.00 5.789 169.60 1917.00 5.836 169.23 1927.00 5.880 168.87 1937.00 5.922 168.52 1947.00 5.961 168.17 1957.00 5.998 167.83 1967.00 6.033 167.49 1977.00 6.065 167.15 1987.00 6.094 166.82 1997.00 6.122 166.49 2007.00 6.146 166.16 2017.00 6.169 165.84 2027.00 6.189 165.51 2037.00 6.207 165.19 2047.00 6.222 164.88 2057.00 6.235 164.56 2067.00 6.246 164.24 2077.00 6.255 163.93 2087.00 6.261 163.61 2097.00 6.265 163.30 2107.00 6.267 162.99 2117.00 6.267 162.67 2127.00 6.264 162.36 2137.00 6.259 162.04 2147.00 6.252 161.73 2157.00 6.243 161.41 2167.00 6.232 161.10 2177.00 6.218 160.78 2187.00 6.203 160.46 2197.00 6.185 160.14 2207.00 6.165 159.82 2217.00 6.143 159.49 2227.00 6.119 159.17 2237.00 6.093 158.84 2247.00 6.065 158.50 2257.00 6.035 158.17 2267.00 6.003 157.83 2277.00 5.969 157.48 2287.00 5.933 157.14 2297.00 5.895 156.78 2307.00 5.855 156.43 2317.00 5.813 156.07 2327.00 5.769 155.70 2337.00 5.723 155.33 2347.00 5.675 154.95 2357.00 5.626 154.56 2367.00 5.574 154.17 2377.00 5.521 153.77 2387.00 5.466 153.36 2397.00 5.409 152.94 2407.00 5.350 152.52 2417.00 5.289 152.08 2427.00 5.227 151.64 2437.00 5.163 151.18 2447.00 5.097 150.72 2457.00 5.029 150.24 2467.00 4.960 149.74 2477.00 4.889 149.23 2487.00 4.816 148.71 2497.00 4.742 148.17 2507.00 4.667 147.62 2517.00 4.589 147.04 2527.00 4.510 146.45 2537.00 4.430 145.83 2547.00 4.348 145.19 2557.00 4.265 144.53 2567.00 4.181 143.84 2577.00 4.095 143.12 2587.00 4.008 142.37 2597.00 3.919 141.59 2607.00 3.830 140.77 2617.00 3.739 139.91 2627.00 3.648 139.00 2637.00 3.555 138.06 2647.00 3.462 137.06 2657.00 3.368 136.00 2667.00 3.273 134.88 2677.00 3.178 133.70 2687.00 3.082 132.44 2697.00 2.987 131.11 2707.00 2.891 129.68 2717.00 2.795 128.16 2727.00 2.700 126.53 2737.00 2.605 124.78 2747.00 2.511 122.89 2757.00 2.418 120.87 2767.00 2.327 118.68 2777.00 2.238 116.32 2787.00 2.152 113.76 2797.00 2.068 110.99 2807.00 1.988 108.00 2817.00 1.913 104.76 2827.00 1.842 101.27 2837.00 1.777 97.51 2847.00 1.719 93.48 2857.00 1.668 89.18 2867.00 1.626 84.64 2877.00 1.593 79.88 2887.00 1.569 74.95 2897.00 1.556 69.91 2907.00 1.553 64.81 2917.00 1.561 59.73 2927.00 1.579 54.73 2937.00 1.607 49.87 2947.00 1.644 45.21 2957.00 1.689 40.77 2967.00 1.741 36.58 2977.00 1.799 32.65 2987.00 1.862 28.97 2997.00 1.930 25.55 3007.00 2.000 22.36 3017.00 2.073 19.39
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:39:51 |