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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:25:17

Orbital Elements for A2667
WDS: A2667 WDS ID/Discoverer
P: 100.230 Orbital period (years)
a: 0.393 Semi-major axis (arcseconds)
i: 58.5 Inclination (degrees)
Ω: 111.8 Longitude of ascending node (degrees)
T: 1931.400 Epoch of periastron passage (year)
e: 0.335 Eccentricity
ω: 249.2 Longitude of periastron (degrees)
Start-Year: 1975.0 Year
End-Year: 2075.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A2667
Position: 062125.78+021606.9 Epoch-2000 right ascension and declination
WDS-ID: 06214+0216 WDS designation
Discoverer Code: A2667 Discover designation and components
ADS number: 4971 Aitken Double Star catalog
HD number: 44333 HD catalog number
Hipparcos number: 30217 Hipparcos catalog number
V1: 6.63 Magnitude of the primary
V2: 8.02 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2006 Date of last observation
Orbit grade: 2 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for A2667



WDS 6th Orbit including measures of A2667

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


Ephemeris of A2667
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.271    303.4
-------------------------
1975.0     0.364    150.3
1976.0     0.356    152.4
1977.0     0.349    154.6
1978.0     0.342    156.9
1979.0     0.335    159.3
1980.0     0.328    161.8
1981.0     0.320    164.4
1982.0     0.313    167.1
1983.0     0.307    170.0
1984.0     0.300    172.9
1985.0     0.294    176.0
1986.0     0.288    179.2
1987.0     0.283    182.6
1988.0     0.279    186.0
1989.0     0.274    189.6
1990.0     0.271    193.3
1991.0     0.268    197.1
1992.0     0.266    200.9
1993.0     0.264    204.8
1994.0     0.264    208.7
1995.0     0.264    212.6
1996.0     0.265    216.5
1997.0     0.266    220.4
1998.0     0.268    224.3
1999.0     0.271    228.0
2000.0     0.274    231.7
2001.0     0.278    235.3
2002.0     0.282    238.8
2003.0     0.287    242.1
2004.0     0.292    245.4
2005.0     0.297    248.5
2006.0     0.302    251.6
2007.0     0.307    254.5
2008.0     0.312    257.4
2009.0     0.316    260.2
2010.0     0.321    262.9
2011.0     0.325    265.5
2012.0     0.328    268.1
2013.0     0.331    270.6
2014.0     0.333    273.1
2015.0     0.334    275.5
2016.0     0.334    278.0
2017.0     0.333    280.4
2018.0     0.330    282.9
2019.0     0.327    285.4
2020.0     0.322    288.0
2021.0     0.315    290.7
2022.0     0.306    293.6
2023.0     0.296    296.6
2024.0     0.284    299.8
2025.0     0.271    303.4
2026.0     0.255    307.3
2027.0     0.239    311.8
2028.0     0.221    317.0
2029.0     0.202    323.1
2030.0     0.184    330.4
2031.0     0.167    339.3
2032.0     0.153    350.0
2033.0     0.143      2.5
2034.0     0.139     16.4
2035.0     0.141     30.5
2036.0     0.150     43.5
2037.0     0.163     54.7
2038.0     0.180     64.0
2039.0     0.200     71.6
2040.0     0.219     77.8
2041.0     0.240     83.0
2042.0     0.259     87.4
2043.0     0.278     91.2
2044.0     0.297     94.5
2045.0     0.314     97.4
2046.0     0.329    100.1
2047.0     0.344    102.5
2048.0     0.357    104.7
2049.0     0.369    106.8
2050.0     0.380    108.7
2051.0     0.390    110.5
2052.0     0.398    112.3
2053.0     0.406    114.0
2054.0     0.412    115.6
2055.0     0.417    117.2
2056.0     0.421    118.8
2057.0     0.424    120.3
2058.0     0.426    121.8
2059.0     0.428    123.3
2060.0     0.428    124.8
2061.0     0.428    126.3
2062.0     0.427    127.8
2063.0     0.425    129.3
2064.0     0.423    130.8
2065.0     0.420    132.3
2066.0     0.416    133.9
2067.0     0.412    135.5
2068.0     0.408    137.1
2069.0     0.403    138.8
2070.0     0.397    140.5
2071.0     0.391    142.2
2072.0     0.385    144.0
2073.0     0.379    145.9
2074.0     0.372    147.9






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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