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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 18:43:00

Orbital Elements for A1146
WDS: A1146 WDS ID/Discoverer
P: 133.810 Orbital period (years)
a: 0.411 Semi-major axis (arcseconds)
i: 102.0 Inclination (degrees)
Ω: 117.6 Longitude of ascending node (degrees)
T: 2024.050 Epoch of periastron passage (year)
e: 0.055 Eccentricity
ω: 80.3 Longitude of periastron (degrees)
Start-Year: 1959.0 Year
End-Year: 2091.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A1146
Position: 170338.52+694753.4 Epoch-2000 right ascension and declination
WDS-ID: 17036+6948 WDS designation
Discoverer Code: A1146 Discover designation and components
ADS number: 10340 Aitken Double Star catalog
HD number: 155090 HD catalog number
Hipparcos number: 83477 Hipparcos catalog number
V1: 8.15 Magnitude of the primary
V2: 9.80 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2004 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for A1146



WDS 6th Orbit including measures of A1146

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


Ephemeris of A1146
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.093     57.6
-------------------------
1959.0     0.098    231.3
1960.0     0.092    220.9
1961.0     0.090    209.5
1962.0     0.091    197.9
1963.0     0.096    187.1
1964.0     0.103    177.5
1965.0     0.113    169.4
1966.0     0.124    162.6
1967.0     0.137    157.1
1968.0     0.150    152.5
1969.0     0.164    148.7
1970.0     0.178    145.4
1971.0     0.193    142.7
1972.0     0.207    140.3
1973.0     0.221    138.2
1974.0     0.235    136.4
1975.0     0.249    134.8
1976.0     0.262    133.4
1977.0     0.276    132.1
1978.0     0.288    130.9
1979.0     0.300    129.8
1980.0     0.312    128.8
1981.0     0.323    127.9
1982.0     0.334    127.0
1983.0     0.344    126.2
1984.0     0.353    125.4
1985.0     0.362    124.6
1986.0     0.370    123.9
1987.0     0.377    123.3
1988.0     0.384    122.6
1989.0     0.390    122.0
1990.0     0.394    121.4
1991.0     0.399    120.8
1992.0     0.402    120.2
1993.0     0.404    119.6
1994.0     0.406    119.0
1995.0     0.407    118.5
1996.0     0.406    117.9
1997.0     0.405    117.3
1998.0     0.403    116.7
1999.0     0.401    116.2
2000.0     0.397    115.6
2001.0     0.392    115.0
2002.0     0.387    114.3
2003.0     0.380    113.7
2004.0     0.373    113.0
2005.0     0.365    112.3
2006.0     0.356    111.6
2007.0     0.346    110.8
2008.0     0.336    110.0
2009.0     0.325    109.2
2010.0     0.313    108.2
2011.0     0.300    107.2
2012.0     0.287    106.1
2013.0     0.273    104.9
2014.0     0.258    103.6
2015.0     0.243    102.1
2016.0     0.227    100.4
2017.0     0.212     98.4
2018.0     0.196     96.1
2019.0     0.179     93.4
2020.0     0.163     90.2
2021.0     0.147     86.3
2022.0     0.132     81.4
2023.0     0.117     75.3
2024.0     0.104     67.5
2025.0     0.093     57.6
2026.0     0.085     45.5
2027.0     0.081     31.6
2028.0     0.082     17.3
2029.0     0.088      4.1
2030.0     0.097    353.0
2031.0     0.110    344.1
2032.0     0.124    337.1
2033.0     0.139    331.6
2034.0     0.155    327.2
2035.0     0.171    323.6
2036.0     0.187    320.7
2037.0     0.203    318.2
2038.0     0.219    316.1
2039.0     0.235    314.2
2040.0     0.250    312.6
2041.0     0.265    311.2
2042.0     0.280    310.0
2043.0     0.293    308.8
2044.0     0.307    307.8
2045.0     0.319    306.8
2046.0     0.331    305.9
2047.0     0.342    305.1
2048.0     0.353    304.3
2049.0     0.363    303.5
2050.0     0.371    302.8
2051.0     0.379    302.2
2052.0     0.387    301.5
2053.0     0.393    300.9
2054.0     0.399    300.3
2055.0     0.403    299.7
2056.0     0.407    299.2
2057.0     0.410    298.6
2058.0     0.413    298.0
2059.0     0.414    297.5
2060.0     0.414    296.9
2061.0     0.414    296.4
2062.0     0.413    295.8
2063.0     0.410    295.3
2064.0     0.408    294.7
2065.0     0.404    294.1
2066.0     0.399    293.5
2067.0     0.394    293.0
2068.0     0.388    292.3
2069.0     0.381    291.7
2070.0     0.374    291.0
2071.0     0.365    290.3
2072.0     0.357    289.6
2073.0     0.347    288.9
2074.0     0.337    288.1
2075.0     0.326    287.2
2076.0     0.315    286.3
2077.0     0.303    285.3
2078.0     0.291    284.2
2079.0     0.278    283.0
2080.0     0.265    281.8
2081.0     0.251    280.4
2082.0     0.238    278.8
2083.0     0.223    277.0
2084.0     0.209    275.0
2085.0     0.195    272.7
2086.0     0.180    270.0
2087.0     0.166    266.8
2088.0     0.152    263.1
2089.0     0.139    258.6
2090.0     0.126    253.2






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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