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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:28:27

Orbital Elements for A122
WDS: A122 WDS ID/Discoverer
P: 102.300 Orbital period (years)
a: 0.334 Semi-major axis (arcseconds)
i: 113.7 Inclination (degrees)
Ω: 40.9 Longitude of ascending node (degrees)
T: 1976.990 Epoch of periastron passage (year)
e: 0.647 Eccentricity
ω: 228.5 Longitude of periastron (degrees)
Start-Year: 1974.0 Year
End-Year: 2076.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A122
Position: 064527.02+292159.8 Epoch-2000 right ascension and declination
WDS-ID: 06455+2922 WDS designation
Discoverer Code: A122 Discover designation and components
ADS number: 5408 Aitken Double Star catalog
HD number: 48591 HD catalog number
Hipparcos number: 32378 Hipparcos catalog number
V1: 8.89 Magnitude of the primary
V2: 9.39 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2020 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for A122



WDS 6th Orbit including measures of A122

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


Ephemeris of A122
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.416     18.7
-------------------------
1974.0     0.142    224.1
1975.0     0.129    217.5
1976.0     0.110    209.1
1977.0     0.086    196.3
1978.0     0.062    173.3
1979.0     0.052    133.5
1980.0     0.067     97.0
1981.0     0.094     77.7
1982.0     0.123     67.3
1983.0     0.152     60.9
1984.0     0.179     56.5
1985.0     0.205     53.2
1986.0     0.228     50.6
1987.0     0.249     48.5
1988.0     0.269     46.7
1989.0     0.287     45.2
1990.0     0.304     43.8
1991.0     0.319     42.5
1992.0     0.334     41.4
1993.0     0.347     40.4
1994.0     0.358     39.4
1995.0     0.369     38.5
1996.0     0.379     37.6
1997.0     0.389     36.8
1998.0     0.397     36.0
1999.0     0.405     35.3
2000.0     0.411     34.6
2001.0     0.418     33.9
2002.0     0.423     33.2
2003.0     0.428     32.5
2004.0     0.432     31.9
2005.0     0.436     31.2
2006.0     0.439     30.6
2007.0     0.442     30.0
2008.0     0.444     29.4
2009.0     0.445     28.8
2010.0     0.446     28.2
2011.0     0.447     27.6
2012.0     0.447     26.9
2013.0     0.447     26.3
2014.0     0.446     25.7
2015.0     0.445     25.1
2016.0     0.444     24.5
2017.0     0.442     23.9
2018.0     0.440     23.3
2019.0     0.438     22.7
2020.0     0.435     22.0
2021.0     0.432     21.4
2022.0     0.428     20.8
2023.0     0.425     20.1
2024.0     0.420     19.4
2025.0     0.416     18.7
2026.0     0.411     18.0
2027.0     0.406     17.3
2028.0     0.401     16.6
2029.0     0.396     15.8
2030.0     0.390     15.0
2031.0     0.384     14.2
2032.0     0.377     13.4
2033.0     0.371     12.5
2034.0     0.364     11.6
2035.0     0.357     10.7
2036.0     0.350      9.8
2037.0     0.343      8.8
2038.0     0.335      7.7
2039.0     0.327      6.6
2040.0     0.319      5.5
2041.0     0.311      4.2
2042.0     0.303      3.0
2043.0     0.294      1.6
2044.0     0.286      0.2
2045.0     0.277    358.7
2046.0     0.268    357.0
2047.0     0.259    355.3
2048.0     0.250    353.5
2049.0     0.242    351.5
2050.0     0.233    349.3
2051.0     0.224    347.0
2052.0     0.215    344.5
2053.0     0.206    341.8
2054.0     0.198    338.9
2055.0     0.190    335.7
2056.0     0.182    332.2
2057.0     0.174    328.4
2058.0     0.167    324.3
2059.0     0.161    319.8
2060.0     0.155    315.0
2061.0     0.151    309.8
2062.0     0.147    304.4
2063.0     0.143    298.6
2064.0     0.141    292.7
2065.0     0.140    286.7
2066.0     0.141    280.6
2067.0     0.141    274.5
2068.0     0.143    268.6
2069.0     0.146    262.8
2070.0     0.148    257.2
2071.0     0.151    251.8
2072.0     0.153    246.6
2073.0     0.154    241.5
2074.0     0.154    236.4
2075.0     0.151    231.3






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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