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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:38:34

Orbital Elements for BU1244
WDS: BU1244 WDS ID/Discoverer
P: 1043.619 Orbital period (years)
a: 1.44137 Semi-major axis (arcseconds)
i: 122.351 Inclination (degrees)
Ω: 58.583 Longitude of ascending node (degrees)
T: 1849.179 Epoch of periastron passage (year)
e: 0.71393 Eccentricity
ω: 286.731 Longitude of periastron (degrees)
Start-Year: 1504.0 Year
End-Year: 2546.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for BU1244
Position: 081345.54+015908.4 Epoch-2000 right ascension and declination
WDS-ID: 08138+0159 WDS designation
Discoverer Code: BU1244 Discover designation and components
ADS number: 6671 Aitken Double Star catalog
HD number: 68706 HD catalog number
Hipparcos number: 40297 Hipparcos catalog number
V1: 8.59 Magnitude of the primary
V2: 9.15 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 BU1244



WDS 6th Orbit including measures of BU1244

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


Ephemeris of BU1244
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     1.001      3.7
-------------------------
1504.0     1.584    279.0
1514.0     1.585    278.0
1524.0     1.585    276.9
1534.0     1.584    275.8
1544.0     1.582    274.8
1554.0     1.578    273.7
1564.0     1.574    272.6
1574.0     1.568    271.5
1584.0     1.561    270.4
1594.0     1.552    269.3
1604.0     1.542    268.2
1614.0     1.530    267.1
1624.0     1.517    265.9
1634.0     1.501    264.7
1644.0     1.484    263.5
1654.0     1.464    262.3
1664.0     1.442    261.0
1674.0     1.418    259.7
1684.0     1.391    258.3
1694.0     1.360    256.9
1704.0     1.327    255.4
1714.0     1.289    253.9
1724.0     1.248    252.2
1734.0     1.202    250.4
1744.0     1.150    248.5
1754.0     1.093    246.3
1764.0     1.029    243.9
1774.0     0.957    241.2
1784.0     0.876    238.0
1794.0     0.783    234.1
1804.0     0.678    229.1
1814.0     0.559    222.0
1824.0     0.427    210.8
1834.0     0.296    189.4
1844.0     0.224    145.6
1854.0     0.287    100.5
1864.0     0.408     77.5
1874.0     0.520     64.9
1884.0     0.609     56.5
1894.0     0.679     50.0
1904.0     0.735     44.7
1914.0     0.779     40.0
1924.0     0.816     35.8
1934.0     0.846     31.9
1944.0     0.871     28.2
1954.0     0.894     24.8
1964.0     0.913     21.5
1974.0     0.930     18.3
1984.0     0.946     15.3
1994.0     0.960     12.3
2004.0     0.974      9.5
2014.0     0.987      6.7
2024.0     0.999      3.9
2034.0     1.012      1.3
2044.0     1.024    358.7
2054.0     1.035    356.2
2064.0     1.047    353.7
2074.0     1.059    351.3
2084.0     1.071    348.9
2094.0     1.083    346.6
2104.0     1.096    344.3
2114.0     1.108    342.1
2124.0     1.121    339.9
2134.0     1.134    337.8
2144.0     1.147    335.8
2154.0     1.160    333.7
2164.0     1.173    331.8
2174.0     1.187    329.8
2184.0     1.200    328.0
2194.0     1.214    326.1
2204.0     1.228    324.3
2214.0     1.242    322.5
2224.0     1.256    320.8
2234.0     1.270    319.1
2244.0     1.284    317.5
2254.0     1.298    315.9
2264.0     1.312    314.3
2274.0     1.325    312.8
2284.0     1.339    311.2
2294.0     1.353    309.8
2304.0     1.366    308.3
2314.0     1.380    306.9
2324.0     1.393    305.5
2334.0     1.406    304.1
2344.0     1.419    302.8
2354.0     1.431    301.5
2364.0     1.444    300.2
2374.0     1.456    298.9
2384.0     1.467    297.6
2394.0     1.478    296.4
2404.0     1.489    295.2
2414.0     1.500    294.0
2424.0     1.510    292.8
2434.0     1.519    291.6
2444.0     1.528    290.4
2454.0     1.537    289.3
2464.0     1.545    288.2
2474.0     1.552    287.0
2484.0     1.559    285.9
2494.0     1.565    284.8
2504.0     1.570    283.7
2514.0     1.575    282.7
2524.0     1.578    281.6
2534.0     1.581    280.5
2544.0     1.584    279.4






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.


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