| WDS: | STT81AB | WDS ID/Discoverer |
| P: | 1885.959 | Orbital period (years) |
| a: | 16.46579 | Semi-major axis (arcseconds) |
| i: | 100.726 | Inclination (degrees) |
| Ω: | 70.746 | Longitude of ascending node (degrees) |
| T: | 1743.571 | Epoch of periastron passage (year) |
| e: | 0.88101 | Eccentricity |
| ω: | 286.697 | Longitude of periastron (degrees) |
| Start-Year: | 1082.0203999999999 | Year |
| End-Year: | 2967.9796 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STT81AB |
||
| Position: | 042437.46+335734.9 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04246+3358 | WDS designation |
| Discoverer Code: | STT81AB | Discover designation and components |
| ADS number: | 3188 | Aitken Double Star catalog |
| HD number: | 27786 | HD catalog number |
| Hipparcos number: | 20591 | Hipparcos catalog number |
| V1: | 5.84 | Magnitude of the primary |
| V2: | 9.25 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | Date of last observation |
| Orbit grade: | 5 | 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 4.181 9.65 -------------------------- 1082.02 12.918 273.26 1092.02 12.977 272.99 1102.02 13.034 272.72 1112.02 13.088 272.45 1122.02 13.140 272.19 1132.02 13.190 271.93 1142.02 13.237 271.67 1152.02 13.281 271.41 1162.02 13.323 271.15 1172.02 13.361 270.89 1182.02 13.397 270.64 1192.02 13.430 270.38 1202.02 13.460 270.13 1212.02 13.487 269.88 1222.02 13.511 269.63 1232.02 13.532 269.38 1242.02 13.549 269.13 1252.02 13.563 268.89 1262.02 13.573 268.64 1272.02 13.580 268.39 1282.02 13.583 268.14 1292.02 13.582 267.90 1302.02 13.577 267.65 1312.02 13.568 267.40 1322.02 13.554 267.16 1332.02 13.537 266.91 1342.02 13.514 266.66 1352.02 13.487 266.41 1362.02 13.455 266.16 1372.02 13.418 265.90 1382.02 13.376 265.65 1392.02 13.328 265.39 1402.02 13.275 265.14 1412.02 13.215 264.88 1422.02 13.149 264.62 1432.02 13.077 264.35 1442.02 12.998 264.08 1452.02 12.911 263.81 1462.02 12.817 263.54 1472.02 12.715 263.26 1482.02 12.605 262.97 1492.02 12.485 262.68 1502.02 12.356 262.39 1512.02 12.217 262.08 1522.02 12.068 261.78 1532.02 11.907 261.46 1542.02 11.733 261.13 1552.02 11.546 260.80 1562.02 11.345 260.45 1572.02 11.128 260.09 1582.02 10.894 259.71 1592.02 10.641 259.32 1602.02 10.368 258.91 1612.02 10.071 258.47 1622.02 9.749 258.01 1632.02 9.397 257.51 1642.02 9.012 256.97 1652.02 8.587 256.38 1662.02 8.116 255.73 1672.02 7.589 254.99 1682.02 6.994 254.13 1692.02 6.312 253.10 1702.02 5.515 251.80 1712.02 4.559 250.00 1722.02 3.369 247.07 1732.02 1.823 239.85 1742.02 0.434 127.90 1752.02 2.104 75.78 1762.02 3.213 69.29 1772.02 3.859 65.68 1782.02 4.260 62.92 1792.02 4.519 60.57 1802.02 4.688 58.42 1812.02 4.797 56.40 1822.02 4.862 54.45 1832.02 4.896 52.54 1842.02 4.907 50.64 1852.02 4.899 48.75 1862.02 4.878 46.84 1872.02 4.846 44.91 1882.02 4.807 42.96 1892.02 4.762 40.97 1902.02 4.712 38.94 1912.02 4.661 36.86 1922.02 4.607 34.74 1932.02 4.554 32.57 1942.02 4.501 30.35 1952.02 4.450 28.07 1962.02 4.401 25.74 1972.02 4.355 23.36 1982.02 4.312 20.94 1992.02 4.274 18.47 2002.02 4.240 15.95 2012.02 4.212 13.40 2022.02 4.189 10.82 2032.02 4.172 8.21 2042.02 4.161 5.58 2052.02 4.156 2.95 2062.02 4.158 0.31 2072.02 4.167 357.68 2082.02 4.182 355.06 2092.02 4.203 352.47 2102.02 4.232 349.91 2112.02 4.266 347.38 2122.02 4.308 344.90 2132.02 4.355 342.47 2142.02 4.408 340.10 2152.02 4.467 337.78 2162.02 4.532 335.53 2172.02 4.602 333.35 2182.02 4.676 331.23 2192.02 4.756 329.18 2202.02 4.839 327.20 2212.02 4.927 325.29 2222.02 5.019 323.44 2232.02 5.114 321.67 2242.02 5.213 319.96 2252.02 5.314 318.31 2262.02 5.419 316.73 2272.02 5.525 315.21 2282.02 5.635 313.75 2292.02 5.746 312.34 2302.02 5.859 310.98 2312.02 5.975 309.68 2322.02 6.091 308.43 2332.02 6.209 307.23 2342.02 6.328 306.07 2352.02 6.449 304.95 2362.02 6.570 303.87 2372.02 6.692 302.84 2382.02 6.815 301.84 2392.02 6.939 300.87 2402.02 7.063 299.95 2412.02 7.187 299.05 2422.02 7.312 298.18 2432.02 7.436 297.34 2442.02 7.561 296.53 2452.02 7.686 295.75 2462.02 7.811 294.99 2472.02 7.936 294.25 2482.02 8.060 293.54 2492.02 8.184 292.85 2502.02 8.308 292.18 2512.02 8.432 291.53 2522.02 8.555 290.90 2532.02 8.677 290.28 2542.02 8.799 289.69 2552.02 8.921 289.11 2562.02 9.042 288.54 2572.02 9.162 287.99 2582.02 9.281 287.46 2592.02 9.399 286.93 2602.02 9.517 286.42 2612.02 9.634 285.93 2622.02 9.750 285.44 2632.02 9.864 284.97 2642.02 9.978 284.51 2652.02 10.091 284.05 2662.02 10.203 283.61 2672.02 10.314 283.18 2682.02 10.423 282.75 2692.02 10.532 282.34 2702.02 10.639 281.93 2712.02 10.745 281.53 2722.02 10.849 281.14 2732.02 10.952 280.76 2742.02 11.054 280.38 2752.02 11.155 280.01 2762.02 11.254 279.65 2772.02 11.352 279.29 2782.02 11.448 278.94 2792.02 11.542 278.60 2802.02 11.636 278.26 2812.02 11.727 277.92 2822.02 11.817 277.60 2832.02 11.905 277.27 2842.02 11.992 276.95 2852.02 12.076 276.64 2862.02 12.159 276.33 2872.02 12.240 276.02 2882.02 12.320 275.72 2892.02 12.397 275.42 2902.02 12.472 275.13 2912.02 12.546 274.83 2922.02 12.617 274.55 2932.02 12.687 274.26 2942.02 12.754 273.98 2952.02 12.819 273.70 2962.02 12.882 273.43
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:23:09 |