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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 16:23:21

Orbital Elements for A922AA,AB
WDS: A922AA,AB WDS ID/Discoverer
P: 106.440 Orbital period (years)
a: 0.786 Semi-major axis (arcseconds)
i: 83.8 Inclination (degrees)
Ω: 178.8 Longitude of ascending node (degrees)
T: 2058.040 Epoch of periastron passage (year)
e: 0.99 Eccentricity
ω: 286.7 Longitude of periastron (degrees)
Start-Year: 1972.0 Year
End-Year: 2078.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A922AA,AB
Position: 005050.92+320258.2 Epoch-2000 right ascension and declination
WDS-ID: 00508+3203 WDS designation
Discoverer Code: A922AA,AB Discover designation and components
ADS number: 691 Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.61 Magnitude of the primary
V2: 9.77 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 1999 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for A922AA,AB



WDS 6th Orbit including measures of A922AA,AB

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


Ephemeris of A922AA,AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.491    341.7
-------------------------
1972.0     0.269    331.7
1973.0     0.279    332.1
1974.0     0.288    332.5
1975.0     0.298    332.8
1976.0     0.307    333.2
1977.0     0.316    333.5
1978.0     0.325    333.8
1979.0     0.333    334.1
1980.0     0.342    334.4
1981.0     0.350    334.7
1982.0     0.357    334.9
1983.0     0.365    335.2
1984.0     0.372    335.4
1985.0     0.379    335.6
1986.0     0.386    335.8
1987.0     0.393    336.1
1988.0     0.399    336.3
1989.0     0.406    336.5
1990.0     0.412    336.6
1991.0     0.418    336.8
1992.0     0.423    337.0
1993.0     0.429    337.2
1994.0     0.434    337.4
1995.0     0.439    337.5
1996.0     0.444    337.7
1997.0     0.449    337.8
1998.0     0.453    338.0
1999.0     0.457    338.2
2000.0     0.461    338.3
2001.0     0.465    338.5
2002.0     0.469    338.6
2003.0     0.472    338.7
2004.0     0.475    338.9
2005.0     0.478    339.0
2006.0     0.481    339.2
2007.0     0.484    339.3
2008.0     0.486    339.4
2009.0     0.488    339.6
2010.0     0.490    339.7
2011.0     0.492    339.8
2012.0     0.493    340.0
2013.0     0.495    340.1
2014.0     0.496    340.2
2015.0     0.496    340.4
2016.0     0.497    340.5
2017.0     0.497    340.6
2018.0     0.497    340.7
2019.0     0.497    340.9
2020.0     0.497    341.0
2021.0     0.496    341.1
2022.0     0.495    341.3
2023.0     0.494    341.4
2024.0     0.493    341.5
2025.0     0.491    341.7
2026.0     0.489    341.8
2027.0     0.487    341.9
2028.0     0.484    342.1
2029.0     0.481    342.2
2030.0     0.478    342.3
2031.0     0.474    342.5
2032.0     0.470    342.6
2033.0     0.466    342.8
2034.0     0.461    342.9
2035.0     0.456    343.1
2036.0     0.451    343.2
2037.0     0.445    343.4
2038.0     0.439    343.5
2039.0     0.432    343.7
2040.0     0.424    343.9
2041.0     0.416    344.1
2042.0     0.408    344.2
2043.0     0.399    344.4
2044.0     0.389    344.6
2045.0     0.378    344.9
2046.0     0.367    345.1
2047.0     0.355    345.3
2048.0     0.341    345.6
2049.0     0.327    345.9
2050.0     0.311    346.2
2051.0     0.294    346.5
2052.0     0.275    346.9
2053.0     0.253    347.4
2054.0     0.229    347.9
2055.0     0.201    348.6
2056.0     0.166    349.6
2057.0     0.120    351.1
2058.0     0.018    359.7
2059.0     0.027    224.1
2060.0     0.031    264.2
2061.0     0.043    288.3
2062.0     0.058    301.2
2063.0     0.073    308.7
2064.0     0.088    313.6
2065.0     0.103    317.1
2066.0     0.118    319.7
2067.0     0.132    321.8
2068.0     0.146    323.4
2069.0     0.159    324.8
2070.0     0.172    325.9
2071.0     0.185    326.9
2072.0     0.197    327.8
2073.0     0.209    328.6
2074.0     0.221    329.3
2075.0     0.232    329.9
2076.0     0.243    330.5
2077.0     0.254    331.0






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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