| WDS: | STF2218 | WDS ID/Discoverer |
| P: | 1051.158 | Orbital period (years) |
| a: | 3.04833 | Semi-major axis (arcseconds) |
| i: | 120.982 | Inclination (degrees) |
| Ω: | 93.827 | Longitude of ascending node (degrees) |
| T: | 2080.891 | Epoch of periastron passage (year) |
| e: | 0.82722 | Eccentricity |
| ω: | 254.754 | Longitude of periastron (degrees) |
| Start-Year: | 1499.42105 | Year |
| End-Year: | 2550.57895 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF2218 |
||
| Position: | 174018.07+634031.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 17403+6341 | WDS designation |
| Discoverer Code: | STF2218 | Discover designation and components |
| ADS number: | 10728 | Aitken Double Star catalog |
| HD number: | 161285 | HD catalog number |
| Hipparcos number: | 86482 | Hipparcos catalog number |
| V1: | 7.08 | Magnitude of the primary |
| V2: | 8.37 | 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: | 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 1.352 304.13 -------------------------- 1499.42 3.218 36.83 1509.42 3.205 35.93 1519.42 3.190 35.03 1529.42 3.175 34.12 1539.42 3.158 33.21 1549.42 3.141 32.28 1559.42 3.122 31.34 1569.42 3.103 30.39 1579.42 3.083 29.43 1589.42 3.061 28.45 1599.42 3.039 27.46 1609.42 3.016 26.46 1619.42 2.992 25.44 1629.42 2.967 24.40 1639.42 2.941 23.35 1649.42 2.915 22.27 1659.42 2.887 21.18 1669.42 2.859 20.06 1679.42 2.831 18.93 1689.42 2.801 17.77 1699.42 2.771 16.58 1709.42 2.740 15.37 1719.42 2.708 14.13 1729.42 2.676 12.86 1739.42 2.643 11.56 1749.42 2.610 10.22 1759.42 2.576 8.85 1769.42 2.541 7.45 1779.42 2.506 6.00 1789.42 2.470 4.51 1799.42 2.434 2.98 1809.42 2.397 1.41 1819.42 2.360 359.78 1829.42 2.322 358.10 1839.42 2.283 356.36 1849.42 2.244 354.56 1859.42 2.205 352.70 1869.42 2.164 350.78 1879.42 2.124 348.77 1889.42 2.083 346.69 1899.42 2.041 344.53 1909.42 1.998 342.27 1919.42 1.954 339.91 1929.42 1.910 337.45 1939.42 1.865 334.86 1949.42 1.818 332.15 1959.42 1.769 329.29 1969.42 1.719 326.26 1979.42 1.666 323.05 1989.42 1.610 319.62 1999.42 1.550 315.93 2009.42 1.484 311.93 2019.42 1.411 307.54 2029.42 1.326 302.63 2039.42 1.225 296.98 2049.42 1.097 290.16 2059.42 0.926 281.19 2069.42 0.674 266.76 2079.42 0.332 225.59 2089.42 0.437 131.51 2099.42 0.819 106.04 2109.42 1.132 96.23 2119.42 1.385 90.40 2129.42 1.594 86.24 2139.42 1.773 83.00 2149.42 1.928 80.31 2159.42 2.064 78.00 2169.42 2.186 75.96 2179.42 2.295 74.13 2189.42 2.393 72.45 2199.42 2.482 70.90 2209.42 2.563 69.46 2219.42 2.637 68.10 2229.42 2.705 66.81 2239.42 2.766 65.58 2249.42 2.823 64.40 2259.42 2.875 63.26 2269.42 2.923 62.17 2279.42 2.966 61.11 2289.42 3.006 60.07 2299.42 3.042 59.07 2309.42 3.075 58.08 2319.42 3.105 57.12 2329.42 3.132 56.17 2339.42 3.157 55.24 2349.42 3.179 54.33 2359.42 3.198 53.42 2369.42 3.215 52.53 2379.42 3.230 51.64 2389.42 3.243 50.76 2399.42 3.254 49.89 2409.42 3.262 49.02 2419.42 3.269 48.16 2429.42 3.275 47.30 2439.42 3.278 46.44 2449.42 3.280 45.59 2459.42 3.280 44.73 2469.42 3.279 43.87 2479.42 3.276 43.02 2489.42 3.272 42.16 2499.42 3.266 41.30 2509.42 3.260 40.43 2519.42 3.251 39.57 2529.42 3.242 38.69 2539.42 3.231 37.81 2549.42 3.219 36.93
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:41:52 |