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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:29:38

Orbital Elements for A512
WDS: A512 WDS ID/Discoverer
P: 187.000 Orbital period (years)
a: 0.21 Semi-major axis (arcseconds)
i: 42.6 Inclination (degrees)
Ω: 150.6 Longitude of ascending node (degrees)
T: 1978.100 Epoch of periastron passage (year)
e: 0.27 Eccentricity
ω: 146.3 Longitude of periastron (degrees)
Start-Year: 1932.0 Year
End-Year: 2118.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A512
Position: 065143.54+250253.5 Epoch-2000 right ascension and declination
WDS-ID: 06517+2503 WDS designation
Discoverer Code: A512 Discover designation and components
ADS number: 5515 Aitken Double Star catalog
HD number: 265025 HD catalog number
Hipparcos number: 32942 Hipparcos catalog number
V1: 9.57 Magnitude of the primary
V2: 10.08 Magnitude of the secondary
Equinox: Equinox
Date: 1982 Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for A512



WDS 6th Orbit including measures of A512

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


Ephemeris of A512
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.166     55.3
-------------------------
1932.0     0.212    171.8
1933.0     0.209    173.2
1934.0     0.206    174.6
1935.0     0.203    176.0
1936.0     0.200    177.5
1937.0     0.197    179.0
1938.0     0.193    180.6
1939.0     0.190    182.2
1940.0     0.186    183.9
1941.0     0.183    185.7
1942.0     0.179    187.5
1943.0     0.176    189.4
1944.0     0.172    191.4
1945.0     0.169    193.5
1946.0     0.165    195.7
1947.0     0.162    197.9
1948.0     0.158    200.3
1949.0     0.155    202.7
1950.0     0.151    205.3
1951.0     0.148    208.0
1952.0     0.145    210.8
1953.0     0.142    213.7
1954.0     0.139    216.8
1955.0     0.136    220.0
1956.0     0.134    223.3
1957.0     0.131    226.7
1958.0     0.129    230.3
1959.0     0.127    233.9
1960.0     0.126    237.7
1961.0     0.124    241.5
1962.0     0.123    245.5
1963.0     0.123    249.4
1964.0     0.122    253.4
1965.0     0.122    257.5
1966.0     0.123    261.5
1967.0     0.123    265.5
1968.0     0.124    269.4
1969.0     0.125    273.3
1970.0     0.126    277.1
1971.0     0.128    280.8
1972.0     0.130    284.5
1973.0     0.131    288.0
1974.0     0.133    291.4
1975.0     0.135    294.8
1976.0     0.138    298.0
1977.0     0.140    301.1
1978.0     0.142    304.2
1979.0     0.144    307.1
1980.0     0.146    310.0
1981.0     0.148    312.7
1982.0     0.150    315.5
1983.0     0.152    318.1
1984.0     0.153    320.7
1985.0     0.155    323.2
1986.0     0.156    325.7
1987.0     0.158    328.1
1988.0     0.159    330.5
1989.0     0.160    332.9
1990.0     0.161    335.2
1991.0     0.162    337.5
1992.0     0.162    339.8
1993.0     0.163    342.1
1994.0     0.163    344.4
1995.0     0.163    346.6
1996.0     0.164    348.9
1997.0     0.164    351.1
1998.0     0.164    353.4
1999.0     0.164    355.6
2000.0     0.163    357.9
2001.0     0.163      0.1
2002.0     0.163      2.4
2003.0     0.163      4.7
2004.0     0.162      7.0
2005.0     0.162      9.2
2006.0     0.162     11.5
2007.0     0.161     13.8
2008.0     0.161     16.2
2009.0     0.161     18.5
2010.0     0.161     20.8
2011.0     0.160     23.1
2012.0     0.160     25.5
2013.0     0.160     27.8
2014.0     0.160     30.2
2015.0     0.160     32.5
2016.0     0.161     34.8
2017.0     0.161     37.2
2018.0     0.161     39.5
2019.0     0.161     41.8
2020.0     0.162     44.1
2021.0     0.163     46.4
2022.0     0.163     48.7
2023.0     0.164     50.9
2024.0     0.165     53.1
2025.0     0.166     55.3
2026.0     0.167     57.5
2027.0     0.168     59.7
2028.0     0.169     61.8
2029.0     0.171     63.9
2030.0     0.172     65.9
2031.0     0.173     67.9
2032.0     0.175     69.9
2033.0     0.176     71.9
2034.0     0.178     73.8
2035.0     0.180     75.6
2036.0     0.182     77.5
2037.0     0.183     79.3
2038.0     0.185     81.1
2039.0     0.187     82.8
2040.0     0.189     84.5
2041.0     0.191     86.2
2042.0     0.193     87.8
2043.0     0.195     89.4
2044.0     0.197     91.0
2045.0     0.199     92.5
2046.0     0.201     94.0
2047.0     0.203     95.5
2048.0     0.205     96.9
2049.0     0.208     98.3
2050.0     0.210     99.7
2051.0     0.212    101.1
2052.0     0.214    102.4
2053.0     0.216    103.7
2054.0     0.218    105.0
2055.0     0.220    106.2
2056.0     0.222    107.5
2057.0     0.224    108.7
2058.0     0.226    109.9
2059.0     0.227    111.0
2060.0     0.229    112.2
2061.0     0.231    113.3
2062.0     0.233    114.4
2063.0     0.235    115.6
2064.0     0.236    116.6
2065.0     0.238    117.7
2066.0     0.239    118.8
2067.0     0.241    119.8
2068.0     0.242    120.8
2069.0     0.244    121.9
2070.0     0.245    122.9
2071.0     0.246    123.9
2072.0     0.248    124.8
2073.0     0.249    125.8
2074.0     0.250    126.8
2075.0     0.251    127.7
2076.0     0.252    128.7
2077.0     0.253    129.6
2078.0     0.254    130.6
2079.0     0.254    131.5
2080.0     0.255    132.4
2081.0     0.256    133.4
2082.0     0.256    134.3
2083.0     0.257    135.2
2084.0     0.257    136.1
2085.0     0.257    137.0
2086.0     0.257    137.9
2087.0     0.258    138.8
2088.0     0.258    139.7
2089.0     0.257    140.7
2090.0     0.257    141.6
2091.0     0.257    142.5
2092.0     0.257    143.4
2093.0     0.256    144.3
2094.0     0.256    145.2
2095.0     0.255    146.1
2096.0     0.255    147.1
2097.0     0.254    148.0
2098.0     0.253    148.9
2099.0     0.252    149.9
2100.0     0.251    150.8
2101.0     0.250    151.8
2102.0     0.248    152.8
2103.0     0.247    153.7
2104.0     0.246    154.7
2105.0     0.244    155.7
2106.0     0.242    156.8
2107.0     0.241    157.8
2108.0     0.239    158.8
2109.0     0.237    159.9
2110.0     0.235    161.0
2111.0     0.233    162.1
2112.0     0.230    163.2
2113.0     0.228    164.4
2114.0     0.226    165.5
2115.0     0.223    166.7
2116.0     0.220    167.9
2117.0     0.218    169.2






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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