| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 16:50:17 |
| WDS: | STT52AB | WDS ID/Discoverer |
| P: | 1593.100 | Orbital period (years) |
| a: | 1.918 | Semi-major axis (arcseconds) |
| i: | 105.4 | Inclination (degrees) |
| Ω: | 146.9 | Longitude of ascending node (degrees) |
| T: | 3418.500 | Epoch of periastron passage (year) |
| e: | 0.807 | Eccentricity |
| ω: | 307.4 | Longitude of periastron (degrees) |
| Start-Year: | 1229.0 | Year |
| End-Year: | 2821.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 031731.54+653930.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 03175+6540 | WDS designation |
| Discoverer Code: | STT52AB | Discover designation and components |
| ADS number: | 2436 | Aitken Double Star catalog |
| HD number: | 20104 | HD catalog number |
| Hipparcos number: | 15309 | Hipparcos catalog number |
| V1: | 7.06 | Magnitude of the primary |
| V2: | 7.40 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2010 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from 1 'definitive' to 5 'indeterminate' |
| Flags: | n | Flags |
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 0.523 49.5 ------------------------- 1229.0 2.456 341.4 1239.0 2.461 341.2 1249.0 2.465 340.9 1259.0 2.468 340.7 1269.0 2.470 340.5 1279.0 2.472 340.3 1289.0 2.473 340.1 1299.0 2.473 339.9 1309.0 2.473 339.7 1319.0 2.471 339.4 1329.0 2.469 339.2 1339.0 2.466 339.0 1349.0 2.462 338.8 1359.0 2.457 338.6 1369.0 2.451 338.4 1379.0 2.444 338.2 1389.0 2.436 337.9 1399.0 2.427 337.7 1409.0 2.418 337.5 1419.0 2.407 337.3 1429.0 2.395 337.0 1439.0 2.382 336.8 1449.0 2.368 336.6 1459.0 2.352 336.3 1469.0 2.336 336.1 1479.0 2.318 335.9 1489.0 2.299 335.6 1499.0 2.279 335.4 1509.0 2.257 335.1 1519.0 2.233 334.9 1529.0 2.209 334.6 1539.0 2.182 334.3 1549.0 2.154 334.1 1559.0 2.124 333.8 1569.0 2.093 333.5 1579.0 2.059 333.2 1589.0 2.023 332.9 1599.0 1.986 332.5 1609.0 1.946 332.2 1619.0 1.903 331.8 1629.0 1.858 331.5 1639.0 1.811 331.1 1649.0 1.760 330.7 1659.0 1.706 330.2 1669.0 1.649 329.8 1679.0 1.588 329.3 1689.0 1.523 328.7 1699.0 1.453 328.2 1709.0 1.379 327.5 1719.0 1.299 326.8 1729.0 1.212 326.0 1739.0 1.119 325.0 1749.0 1.017 323.8 1759.0 0.906 322.4 1769.0 0.783 320.6 1779.0 0.647 318.0 1789.0 0.496 314.0 1799.0 0.329 306.0 1809.0 0.159 280.6 1819.0 0.140 191.7 1829.0 0.295 159.4 1839.0 0.420 149.1 1849.0 0.494 142.9 1859.0 0.532 138.0 1869.0 0.546 133.6 1879.0 0.547 129.2 1889.0 0.540 124.8 1899.0 0.528 120.2 1909.0 0.514 115.4 1919.0 0.500 110.4 1929.0 0.486 105.0 1939.0 0.475 99.4 1949.0 0.466 93.5 1959.0 0.460 87.4 1969.0 0.459 81.2 1979.0 0.461 75.0 1989.0 0.468 69.0 1999.0 0.478 63.1 2009.0 0.493 57.6 2019.0 0.511 52.4 2029.0 0.532 47.6 2039.0 0.555 43.2 2049.0 0.581 39.1 2059.0 0.609 35.5 2069.0 0.639 32.1 2079.0 0.670 29.1 2089.0 0.702 26.3 2099.0 0.734 23.8 2109.0 0.768 21.4 2119.0 0.802 19.3 2129.0 0.837 17.4 2139.0 0.871 15.6 2149.0 0.906 13.9 2159.0 0.941 12.4 2169.0 0.976 11.0 2179.0 1.011 9.7 2189.0 1.046 8.4 2199.0 1.081 7.3 2209.0 1.116 6.2 2219.0 1.151 5.2 2229.0 1.185 4.2 2239.0 1.219 3.3 2249.0 1.253 2.5 2259.0 1.286 1.7 2269.0 1.320 0.9 2279.0 1.353 0.2 2289.0 1.385 359.5 2299.0 1.417 358.8 2309.0 1.449 358.2 2319.0 1.481 357.6 2329.0 1.512 357.0 2339.0 1.543 356.4 2349.0 1.573 355.9 2359.0 1.603 355.4 2369.0 1.633 354.9 2379.0 1.662 354.4 2389.0 1.691 353.9 2399.0 1.719 353.5 2409.0 1.747 353.1 2419.0 1.774 352.6 2429.0 1.801 352.2 2439.0 1.828 351.8 2449.0 1.854 351.4 2459.0 1.879 351.1 2469.0 1.904 350.7 2479.0 1.929 350.4 2489.0 1.953 350.0 2499.0 1.977 349.7 2509.0 2.000 349.3 2519.0 2.023 349.0 2529.0 2.045 348.7 2539.0 2.067 348.4 2549.0 2.089 348.1 2559.0 2.109 347.8 2569.0 2.130 347.5 2579.0 2.149 347.2 2589.0 2.169 346.9 2599.0 2.187 346.7 2609.0 2.206 346.4 2619.0 2.223 346.1 2629.0 2.240 345.9 2639.0 2.257 345.6 2649.0 2.273 345.4 2659.0 2.289 345.1 2669.0 2.303 344.9 2679.0 2.318 344.6 2689.0 2.332 344.4 2699.0 2.345 344.1 2709.0 2.357 343.9 2719.0 2.369 343.7 2729.0 2.381 343.4 2739.0 2.392 343.2 2749.0 2.402 343.0 2759.0 2.411 342.8 2769.0 2.420 342.5 2779.0 2.428 342.3 2789.0 2.436 342.1 2799.0 2.443 341.9 2809.0 2.449 341.7 2819.0 2.455 341.4