Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 18:46:19

Orbital Elements for BU1250
WDS: BU1250 WDS ID/Discoverer
P: 2028.857 Orbital period (years)
a: 7.80753 Semi-major axis (arcseconds)
i: 76.924 Inclination (degrees)
Ω: 23.435 Longitude of ascending node (degrees)
T: 1724.617 Epoch of periastron passage (year)
e: 0.78277 Eccentricity
ω: 306.129 Longitude of periastron (degrees)
Start-Year: 1011.0 Year
End-Year: 3039.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for BU1250
Position: 172449.67+304424.0 Epoch-2000 right ascension and declination
WDS-ID: 17248+3044 WDS designation
Discoverer Code: BU1250 Discover designation and components
ADS number: 10540 Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 10.83 Magnitude of the primary
V2: 11.13 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for BU1250



WDS 6th Orbit including measures of BU1250

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of BU1250
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     1.980    123.2
-------------------------
1011.0     9.773    191.5
1021.0     9.786    191.7
1031.0     9.797    191.9
1041.0     9.806    192.0
1051.0     9.813    192.2
1061.0     9.818    192.3
1071.0     9.820    192.5
1081.0     9.821    192.6
1091.0     9.820    192.8
1101.0     9.816    193.0
1111.0     9.810    193.1
1121.0     9.802    193.3
1131.0     9.792    193.4
1141.0     9.779    193.6
1151.0     9.763    193.8
1161.0     9.746    193.9
1171.0     9.726    194.1
1181.0     9.703    194.2
1191.0     9.677    194.4
1201.0     9.649    194.6
1211.0     9.618    194.7
1221.0     9.584    194.9
1231.0     9.548    195.1
1241.0     9.508    195.2
1251.0     9.466    195.4
1261.0     9.420    195.6
1271.0     9.371    195.7
1281.0     9.319    195.9
1291.0     9.263    196.1
1301.0     9.204    196.3
1311.0     9.141    196.4
1321.0     9.075    196.6
1331.0     9.005    196.8
1341.0     8.930    197.0
1351.0     8.852    197.2
1361.0     8.770    197.4
1371.0     8.683    197.6
1381.0     8.591    197.8
1391.0     8.495    198.0
1401.0     8.394    198.2
1411.0     8.288    198.4
1421.0     8.177    198.7
1431.0     8.060    198.9
1441.0     7.937    199.1
1451.0     7.808    199.4
1461.0     7.672    199.6
1471.0     7.530    199.9
1481.0     7.381    200.2
1491.0     7.224    200.5
1501.0     7.059    200.8
1511.0     6.886    201.1
1521.0     6.704    201.4
1531.0     6.513    201.7
1541.0     6.311    202.1
1551.0     6.098    202.5
1561.0     5.873    202.9
1571.0     5.635    203.4
1581.0     5.383    203.9
1591.0     5.116    204.5
1601.0     4.833    205.1
1611.0     4.530    205.8
1621.0     4.208    206.6
1631.0     3.862    207.5
1641.0     3.491    208.6
1651.0     3.091    210.0
1661.0     2.659    211.9
1671.0     2.192    214.5
1681.0     1.688    218.6
1691.0     1.154    226.4
1701.0     0.634    247.5
1711.0     0.443    316.8
1721.0     0.862      0.1
1731.0     1.358     13.0
1741.0     1.769     19.3
1751.0     2.067     23.4
1761.0     2.268     26.6
1771.0     2.393     29.4
1781.0     2.462     32.0
1791.0     2.491     34.5
1801.0     2.490     36.9
1811.0     2.468     39.4
1821.0     2.430     42.0
1831.0     2.382     44.6
1841.0     2.325     47.3
1851.0     2.264     50.2
1861.0     2.201     53.3
1871.0     2.136     56.5
1881.0     2.073     60.0
1891.0     2.013     63.6
1901.0     1.957     67.5
1911.0     1.907     71.6
1921.0     1.864     75.8
1931.0     1.828     80.3
1941.0     1.802     84.9
1951.0     1.785     89.7
1961.0     1.779     94.5
1971.0     1.783     99.3
1981.0     1.798    104.0
1991.0     1.823    108.7
2001.0     1.858    113.2
2011.0     1.903    117.5
2021.0     1.956    121.6
2031.0     2.017    125.5
2041.0     2.086    129.1
2051.0     2.161    132.5
2061.0     2.242    135.6
2071.0     2.328    138.5
2081.0     2.418    141.2
2091.0     2.512    143.7
2101.0     2.609    146.1
2111.0     2.708    148.2
2121.0     2.810    150.2
2131.0     2.914    152.1
2141.0     3.020    153.8
2151.0     3.127    155.4
2161.0     3.235    156.9
2171.0     3.344    158.3
2181.0     3.453    159.7
2191.0     3.563    160.9
2201.0     3.674    162.1
2211.0     3.784    163.1
2221.0     3.895    164.2
2231.0     4.005    165.2
2241.0     4.116    166.1
2251.0     4.226    167.0
2261.0     4.336    167.8
2271.0     4.445    168.6
2281.0     4.554    169.3
2291.0     4.663    170.0
2301.0     4.771    170.7
2311.0     4.878    171.4
2321.0     4.985    172.0
2331.0     5.091    172.6
2341.0     5.197    173.2
2351.0     5.302    173.7
2361.0     5.406    174.3
2371.0     5.509    174.8
2381.0     5.611    175.3
2391.0     5.713    175.8
2401.0     5.813    176.2
2411.0     5.913    176.7
2421.0     6.012    177.1
2431.0     6.110    177.5
2441.0     6.207    177.9
2451.0     6.303    178.3
2461.0     6.398    178.7
2471.0     6.492    179.0
2481.0     6.585    179.4
2491.0     6.677    179.7
2501.0     6.768    180.1
2511.0     6.857    180.4
2521.0     6.946    180.7
2531.0     7.034    181.0
2541.0     7.121    181.3
2551.0     7.206    181.6
2561.0     7.290    181.9
2571.0     7.374    182.2
2581.0     7.456    182.5
2591.0     7.537    182.8
2601.0     7.616    183.0
2611.0     7.695    183.3
2621.0     7.772    183.5
2631.0     7.849    183.8
2641.0     7.923    184.0
2651.0     7.997    184.3
2661.0     8.070    184.5
2671.0     8.141    184.7
2681.0     8.211    185.0
2691.0     8.280    185.2
2701.0     8.347    185.4
2711.0     8.413    185.6
2721.0     8.478    185.8
2731.0     8.542    186.0
2741.0     8.604    186.3
2751.0     8.665    186.5
2761.0     8.724    186.7
2771.0     8.782    186.9
2781.0     8.839    187.1
2791.0     8.894    187.2
2801.0     8.948    187.4
2811.0     9.001    187.6
2821.0     9.052    187.8
2831.0     9.101    188.0
2841.0     9.150    188.2
2851.0     9.196    188.4
2861.0     9.241    188.5
2871.0     9.285    188.7
2881.0     9.327    188.9
2891.0     9.367    189.1
2901.0     9.406    189.2
2911.0     9.444    189.4
2921.0     9.479    189.6
2931.0     9.514    189.8
2941.0     9.546    189.9
2951.0     9.577    190.1
2961.0     9.606    190.3
2971.0     9.633    190.4
2981.0     9.659    190.6
2991.0     9.683    190.7
3001.0     9.705    190.9
3011.0     9.725    191.1
3021.0     9.743    191.2
3031.0     9.760    191.4






Disclaimer
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.


Acknowledgements
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.


www.stella-vega.de