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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 19:06:25

Orbital Elements for B972
WDS: B972 WDS ID/Discoverer
P: 210.800 Orbital period (years)
a: 0.152 Semi-major axis (arcseconds)
i: 144.8 Inclination (degrees)
Ω: 183.0 Longitude of ascending node (degrees)
T: 2010.980 Epoch of periastron passage (year)
e: 0.681 Eccentricity
ω: 275.0 Longitude of periastron (degrees)
Start-Year: 1920.0 Year
End-Year: 2130.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for B972
Position: 193027.58-314925.1 Epoch-2000 right ascension and declination
WDS-ID: 19305-3149 WDS designation
Discoverer Code: B972 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.8 Magnitude of the primary
V2: 9.8 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2017 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for B972



WDS 6th Orbit including measures of B972

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


Ephemeris of B972
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.093    169.1
-------------------------
1920.0     0.208     79.1
1921.0     0.208     78.5
1922.0     0.208     78.0
1923.0     0.207     77.4
1924.0     0.207     76.9
1925.0     0.207     76.3
1926.0     0.206     75.8
1927.0     0.206     75.2
1928.0     0.205     74.7
1929.0     0.205     74.1
1930.0     0.205     73.6
1931.0     0.204     73.0
1932.0     0.204     72.4
1933.0     0.203     71.9
1934.0     0.203     71.3
1935.0     0.202     70.7
1936.0     0.201     70.1
1937.0     0.201     69.5
1938.0     0.200     68.9
1939.0     0.200     68.4
1940.0     0.199     67.8
1941.0     0.198     67.2
1942.0     0.197     66.6
1943.0     0.197     65.9
1944.0     0.196     65.3
1945.0     0.195     64.7
1946.0     0.194     64.1
1947.0     0.193     63.5
1948.0     0.192     62.8
1949.0     0.191     62.2
1950.0     0.190     61.5
1951.0     0.189     60.9
1952.0     0.188     60.2
1953.0     0.187     59.6
1954.0     0.186     58.9
1955.0     0.185     58.2
1956.0     0.184     57.5
1957.0     0.183     56.8
1958.0     0.182     56.1
1959.0     0.180     55.4
1960.0     0.179     54.6
1961.0     0.178     53.9
1962.0     0.176     53.2
1963.0     0.175     52.4
1964.0     0.174     51.6
1965.0     0.172     50.8
1966.0     0.171     50.0
1967.0     0.169     49.2
1968.0     0.168     48.4
1969.0     0.166     47.5
1970.0     0.164     46.7
1971.0     0.163     45.8
1972.0     0.161     44.9
1973.0     0.159     43.9
1974.0     0.157     43.0
1975.0     0.155     42.0
1976.0     0.153     41.0
1977.0     0.151     40.0
1978.0     0.149     39.0
1979.0     0.147     37.9
1980.0     0.145     36.8
1981.0     0.142     35.6
1982.0     0.140     34.4
1983.0     0.138     33.2
1984.0     0.135     32.0
1985.0     0.133     30.6
1986.0     0.130     29.3
1987.0     0.127     27.8
1988.0     0.124     26.4
1989.0     0.122     24.8
1990.0     0.119     23.2
1991.0     0.115     21.4
1992.0     0.112     19.6
1993.0     0.109     17.7
1994.0     0.106     15.6
1995.0     0.102     13.4
1996.0     0.098     11.1
1997.0     0.094      8.5
1998.0     0.090      5.8
1999.0     0.086      2.8
2000.0     0.082    359.4
2001.0     0.078    355.7
2002.0     0.073    351.5
2003.0     0.068    346.8
2004.0     0.063    341.4
2005.0     0.059    335.0
2006.0     0.054    327.5
2007.0     0.049    318.6
2008.0     0.045    308.0
2009.0     0.042    295.6
2010.0     0.040    281.5
2011.0     0.040    266.6
2012.0     0.041    252.0
2013.0     0.043    238.6
2014.0     0.047    227.0
2015.0     0.051    217.2
2016.0     0.056    208.9
2017.0     0.060    201.9
2018.0     0.065    195.9
2019.0     0.069    190.6
2020.0     0.074    186.0
2021.0     0.078    181.9
2022.0     0.082    178.3
2023.0     0.086    174.9
2024.0     0.090    171.9
2025.0     0.093    169.1
2026.0     0.097    166.5
2027.0     0.100    164.0
2028.0     0.104    161.8
2029.0     0.107    159.6
2030.0     0.110    157.6
2031.0     0.113    155.7
2032.0     0.116    153.9
2033.0     0.118    152.2
2034.0     0.121    150.5
2035.0     0.124    148.9
2036.0     0.126    147.4
2037.0     0.129    146.0
2038.0     0.131    144.6
2039.0     0.133    143.2
2040.0     0.136    141.9
2041.0     0.138    140.6
2042.0     0.140    139.4
2043.0     0.142    138.2
2044.0     0.144    137.1
2045.0     0.146    136.0
2046.0     0.148    134.9
2047.0     0.150    133.8
2048.0     0.152    132.8
2049.0     0.154    131.7
2050.0     0.155    130.8
2051.0     0.157    129.8
2052.0     0.159    128.8
2053.0     0.160    127.9
2054.0     0.162    127.0
2055.0     0.163    126.1
2056.0     0.165    125.2
2057.0     0.167    124.4
2058.0     0.168    123.5
2059.0     0.169    122.7
2060.0     0.171    121.9
2061.0     0.172    121.1
2062.0     0.174    120.3
2063.0     0.175    119.5
2064.0     0.176    118.7
2065.0     0.177    118.0
2066.0     0.179    117.2
2067.0     0.180    116.5
2068.0     0.181    115.8
2069.0     0.182    115.1
2070.0     0.183    114.4
2071.0     0.184    113.7
2072.0     0.185    113.0
2073.0     0.186    112.3
2074.0     0.187    111.6
2075.0     0.188    110.9
2076.0     0.189    110.3
2077.0     0.190    109.6
2078.0     0.191    109.0
2079.0     0.192    108.3
2080.0     0.193    107.7
2081.0     0.194    107.1
2082.0     0.195    106.4
2083.0     0.195    105.8
2084.0     0.196    105.2
2085.0     0.197    104.6
2086.0     0.198    104.0
2087.0     0.198    103.4
2088.0     0.199    102.8
2089.0     0.200    102.2
2090.0     0.200    101.6
2091.0     0.201    101.0
2092.0     0.201    100.4
2093.0     0.202     99.8
2094.0     0.202     99.3
2095.0     0.203     98.7
2096.0     0.203     98.1
2097.0     0.204     97.5
2098.0     0.204     97.0
2099.0     0.205     96.4
2100.0     0.205     95.9
2101.0     0.206     95.3
2102.0     0.206     94.7
2103.0     0.206     94.2
2104.0     0.207     93.6
2105.0     0.207     93.1
2106.0     0.207     92.5
2107.0     0.208     92.0
2108.0     0.208     91.4
2109.0     0.208     90.9
2110.0     0.208     90.3
2111.0     0.209     89.8
2112.0     0.209     89.3
2113.0     0.209     88.7
2114.0     0.209     88.2
2115.0     0.209     87.6
2116.0     0.209     87.1
2117.0     0.209     86.6
2118.0     0.209     86.0
2119.0     0.209     85.5
2120.0     0.209     84.9
2121.0     0.209     84.4
2122.0     0.209     83.9
2123.0     0.209     83.3
2124.0     0.209     82.8
2125.0     0.209     82.2
2126.0     0.209     81.7
2127.0     0.209     81.2
2128.0     0.209     80.6
2129.0     0.208     80.1






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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