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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:37:16
WDS:
STF1175
WDS ID/Discoverer
P:
2929.333
Orbital period (years)
a:
7.98824
Semi-major axis (arcseconds)
i:
78.288
Inclination (degrees)
Ω:
164.495
Longitude of ascending node (degrees)
T:
2265.384
Epoch of periastron passage (year)
e:
0.74084
Eccentricity
ω:
220.04
Longitude of periastron (degrees)
Start-Year:
561.0
Year
End-Year:
3489.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
080226.06+040907.5
Epoch-2000 right ascension and declination
WDS-ID:
08024+0409
WDS designation
Discoverer Code:
STF1175
Discover designation and components
ADS number:
6532
Aitken Double Star catalog
HD number:
66177
HD catalog number
Hipparcos number:
39325
Hipparcos catalog number
V1:
7.89
Magnitude of the primary
V2:
9.13
Magnitude of the secondary
Equinox:
Equinox
Date:
2015
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)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 1.465 290.7
-------------------------
561.0 11.491 172.1
571.0 11.474 172.2
581.0 11.455 172.3
591.0 11.436 172.4
601.0 11.415 172.5
611.0 11.394 172.5
621.0 11.371 172.6
631.0 11.347 172.7
641.0 11.323 172.8
651.0 11.297 172.9
661.0 11.271 173.0
671.0 11.243 173.0
681.0 11.215 173.1
691.0 11.185 173.2
701.0 11.155 173.3
711.0 11.124 173.4
721.0 11.091 173.5
731.0 11.058 173.6
741.0 11.024 173.6
751.0 10.989 173.7
761.0 10.953 173.8
771.0 10.916 173.9
781.0 10.878 174.0
791.0 10.839 174.1
801.0 10.799 174.2
811.0 10.759 174.3
821.0 10.717 174.4
831.0 10.674 174.5
841.0 10.631 174.5
851.0 10.587 174.6
861.0 10.542 174.7
871.0 10.495 174.8
881.0 10.448 174.9
891.0 10.401 175.0
901.0 10.352 175.1
911.0 10.302 175.2
921.0 10.252 175.3
931.0 10.200 175.4
941.0 10.148 175.5
951.0 10.095 175.6
961.0 10.041 175.7
971.0 9.986 175.9
981.0 9.930 176.0
991.0 9.874 176.1
1001.0 9.816 176.2
1011.0 9.758 176.3
1021.0 9.699 176.4
1031.0 9.639 176.5
1041.0 9.578 176.6
1051.0 9.517 176.8
1061.0 9.454 176.9
1071.0 9.391 177.0
1081.0 9.327 177.1
1091.0 9.261 177.2
1101.0 9.196 177.4
1111.0 9.129 177.5
1121.0 9.061 177.6
1131.0 8.993 177.8
1141.0 8.924 177.9
1151.0 8.854 178.0
1161.0 8.783 178.2
1171.0 8.711 178.3
1181.0 8.639 178.4
1191.0 8.566 178.6
1201.0 8.492 178.7
1211.0 8.417 178.9
1221.0 8.341 179.0
1231.0 8.264 179.2
1241.0 8.187 179.3
1251.0 8.109 179.5
1261.0 8.030 179.7
1271.0 7.950 179.8
1281.0 7.870 180.0
1291.0 7.788 180.2
1301.0 7.706 180.4
1311.0 7.623 180.5
1321.0 7.539 180.7
1331.0 7.455 180.9
1341.0 7.370 181.1
1351.0 7.284 181.3
1361.0 7.197 181.5
1371.0 7.109 181.7
1381.0 7.021 181.9
1391.0 6.931 182.2
1401.0 6.841 182.4
1411.0 6.751 182.6
1421.0 6.659 182.9
1431.0 6.567 183.1
1441.0 6.474 183.4
1451.0 6.380 183.6
1461.0 6.285 183.9
1471.0 6.190 184.2
1481.0 6.094 184.4
1491.0 5.997 184.7
1501.0 5.900 185.0
1511.0 5.802 185.3
1521.0 5.703 185.7
1531.0 5.603 186.0
1541.0 5.503 186.3
1551.0 5.402 186.7
1561.0 5.300 187.1
1571.0 5.198 187.5
1581.0 5.095 187.9
1591.0 4.991 188.3
1601.0 4.887 188.7
1611.0 4.782 189.2
1621.0 4.677 189.7
1631.0 4.571 190.2
1641.0 4.465 190.7
1651.0 4.358 191.2
1661.0 4.250 191.8
1671.0 4.142 192.4
1681.0 4.034 193.1
1691.0 3.925 193.7
1701.0 3.816 194.5
1711.0 3.707 195.2
1721.0 3.597 196.0
1731.0 3.487 196.9
1741.0 3.378 197.8
1751.0 3.268 198.7
1761.0 3.158 199.8
1771.0 3.049 200.9
1781.0 2.939 202.1
1791.0 2.831 203.4
1801.0 2.723 204.8
1811.0 2.615 206.3
1821.0 2.509 207.9
1831.0 2.404 209.7
1841.0 2.301 211.6
1851.0 2.200 213.7
1861.0 2.101 216.0
1871.0 2.005 218.6
1881.0 1.912 221.3
1891.0 1.824 224.4
1901.0 1.740 227.8
1911.0 1.662 231.5
1921.0 1.591 235.5
1931.0 1.527 239.9
1941.0 1.473 244.7
1951.0 1.428 249.8
1961.0 1.394 255.2
1971.0 1.372 260.8
1981.0 1.363 266.5
1991.0 1.366 272.2
2001.0 1.381 277.9
2011.0 1.409 283.4
2021.0 1.447 288.7
2031.0 1.495 293.6
2041.0 1.552 298.2
2051.0 1.616 302.5
2061.0 1.686 306.4
2071.0 1.761 310.0
2081.0 1.839 313.3
2091.0 1.919 316.4
2101.0 2.000 319.1
2111.0 2.080 321.7
2121.0 2.158 324.1
2131.0 2.234 326.3
2141.0 2.304 328.4
2151.0 2.368 330.3
2161.0 2.423 332.2
2171.0 2.466 334.0
2181.0 2.496 335.7
2191.0 2.508 337.4
2201.0 2.499 339.1
2211.0 2.463 340.9
2221.0 2.396 342.7
2231.0 2.292 344.6
2241.0 2.146 346.8
2251.0 1.956 349.3
2261.0 1.723 352.5
2271.0 1.451 356.7
2281.0 1.154 3.1
2291.0 0.852 14.0
2301.0 0.594 35.6
2311.0 0.496 74.8
2321.0 0.644 110.5
2331.0 0.923 128.7
2341.0 1.241 138.1
2351.0 1.567 143.6
2361.0 1.891 147.2
2371.0 2.207 149.7
2381.0 2.515 151.7
2391.0 2.813 153.2
2401.0 3.102 154.4
2411.0 3.380 155.4
2421.0 3.650 156.3
2431.0 3.910 157.0
2441.0 4.161 157.7
2451.0 4.404 158.3
2461.0 4.639 158.8
2471.0 4.867 159.3
2481.0 5.087 159.7
2491.0 5.300 160.1
2501.0 5.506 160.5
2511.0 5.706 160.8
2521.0 5.900 161.1
2531.0 6.088 161.4
2541.0 6.271 161.7
2551.0 6.448 162.0
2561.0 6.620 162.2
2571.0 6.787 162.5
2581.0 6.949 162.7
2591.0 7.107 162.9
2601.0 7.260 163.1
2611.0 7.409 163.3
2621.0 7.554 163.5
2631.0 7.695 163.7
2641.0 7.832 163.9
2651.0 7.965 164.0
2661.0 8.095 164.2
2671.0 8.221 164.4
2681.0 8.344 164.5
2691.0 8.464 164.7
2701.0 8.580 164.8
2711.0 8.693 165.0
2721.0 8.803 165.1
2731.0 8.910 165.2
2741.0 9.014 165.4
2751.0 9.116 165.5
2761.0 9.214 165.6
2771.0 9.310 165.8
2781.0 9.404 165.9
2791.0 9.495 166.0
2801.0 9.583 166.1
2811.0 9.669 166.2
2821.0 9.752 166.3
2831.0 9.833 166.4
2841.0 9.912 166.6
2851.0 9.989 166.7
2861.0 10.063 166.8
2871.0 10.135 166.9
2881.0 10.205 167.0
2891.0 10.273 167.1
2901.0 10.339 167.2
2911.0 10.403 167.3
2921.0 10.465 167.4
2931.0 10.526 167.5
2941.0 10.584 167.6
2951.0 10.640 167.7
2961.0 10.694 167.8
2971.0 10.747 167.9
2981.0 10.798 167.9
2991.0 10.847 168.0
3001.0 10.895 168.1
3011.0 10.940 168.2
3021.0 10.984 168.3
3031.0 11.027 168.4
3041.0 11.067 168.5
3051.0 11.107 168.6
3061.0 11.144 168.7
3071.0 11.180 168.7
3081.0 11.215 168.8
3091.0 11.247 168.9
3101.0 11.279 169.0
3111.0 11.309 169.1
3121.0 11.337 169.2
3131.0 11.364 169.2
3141.0 11.390 169.3
3151.0 11.414 169.4
3161.0 11.437 169.5
3171.0 11.458 169.6
3181.0 11.478 169.7
3191.0 11.497 169.7
3201.0 11.514 169.8
3211.0 11.530 169.9
3221.0 11.545 170.0
3231.0 11.559 170.1
3241.0 11.571 170.1
3251.0 11.582 170.2
3261.0 11.591 170.3
3271.0 11.600 170.4
3281.0 11.607 170.5
3291.0 11.613 170.5
3301.0 11.617 170.6
3311.0 11.621 170.7
3321.0 11.623 170.8
3331.0 11.624 170.9
3341.0 11.624 170.9
3351.0 11.623 171.0
3361.0 11.621 171.1
3371.0 11.617 171.2
3381.0 11.613 171.3
3391.0 11.607 171.3
3401.0 11.600 171.4
3411.0 11.592 171.5
3421.0 11.583 171.6
3431.0 11.573 171.6
3441.0 11.562 171.7
3451.0 11.550 171.8
3461.0 11.536 171.9
3471.0 11.522 172.0
3481.0 11.506 172.1
This result is provided without warranty. For all terms, see the Full Disclaimer .
Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0 .
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory .
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