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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 18:38:11

Orbital Elements for VBS26AB
WDS: VBS26AB WDS ID/Discoverer
P: 195.000 Orbital period (years)
a: 0.24 Semi-major axis (arcseconds)
i: 134.3 Inclination (degrees)
Ω: 24.2 Longitude of ascending node (degrees)
T: 2017.100 Epoch of periastron passage (year)
e: 0.47 Eccentricity
ω: 61.4 Longitude of periastron (degrees)
Start-Year: 1928.0 Year
End-Year: 2122.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for VBS26AB
Position: 162332.23+332127.8 Epoch-2000 right ascension and declination
WDS-ID: 16235+3321 WDS designation
Discoverer Code: VBS26AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.6 Magnitude of the primary
V2: 9.7 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 1997 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for VBS26AB



WDS 6th Orbit including measures of VBS26AB

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


Ephemeris of VBS26AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.100    273.9
-------------------------
1928.0     0.263    144.6
1929.0     0.261    143.6
1930.0     0.260    142.6
1931.0     0.258    141.7
1932.0     0.257    140.7
1933.0     0.255    139.7
1934.0     0.254    138.7
1935.0     0.252    137.6
1936.0     0.251    136.6
1937.0     0.249    135.6
1938.0     0.248    134.5
1939.0     0.246    133.4
1940.0     0.245    132.3
1941.0     0.243    131.2
1942.0     0.242    130.1
1943.0     0.240    129.0
1944.0     0.238    127.8
1945.0     0.237    126.7
1946.0     0.235    125.5
1947.0     0.234    124.3
1948.0     0.232    123.1
1949.0     0.231    121.9
1950.0     0.229    120.6
1951.0     0.228    119.4
1952.0     0.227    118.1
1953.0     0.225    116.8
1954.0     0.224    115.5
1955.0     0.222    114.2
1956.0     0.221    112.9
1957.0     0.220    111.5
1958.0     0.218    110.2
1959.0     0.217    108.8
1960.0     0.216    107.4
1961.0     0.214    106.0
1962.0     0.213    104.5
1963.0     0.212    103.1
1964.0     0.211    101.6
1965.0     0.210    100.1
1966.0     0.209     98.6
1967.0     0.208     97.1
1968.0     0.206     95.6
1969.0     0.205     94.0
1970.0     0.204     92.5
1971.0     0.203     90.9
1972.0     0.202     89.3
1973.0     0.201     87.7
1974.0     0.200     86.1
1975.0     0.200     84.4
1976.0     0.199     82.8
1977.0     0.198     81.1
1978.0     0.197     79.4
1979.0     0.196     77.7
1980.0     0.195     76.0
1981.0     0.194     74.3
1982.0     0.193     72.5
1983.0     0.192     70.8
1984.0     0.191     69.0
1985.0     0.190     67.2
1986.0     0.190     65.4
1987.0     0.189     63.5
1988.0     0.187     61.7
1989.0     0.186     59.8
1990.0     0.185     57.9
1991.0     0.184     56.0
1992.0     0.183     54.0
1993.0     0.181     52.1
1994.0     0.180     50.0
1995.0     0.178     48.0
1996.0     0.176     45.9
1997.0     0.175     43.8
1998.0     0.173     41.6
1999.0     0.170     39.4
2000.0     0.168     37.1
2001.0     0.165     34.7
2002.0     0.163     32.3
2003.0     0.160     29.8
2004.0     0.156     27.1
2005.0     0.153     24.4
2006.0     0.149     21.5
2007.0     0.145     18.5
2008.0     0.141     15.3
2009.0     0.137     11.9
2010.0     0.132      8.3
2011.0     0.127      4.3
2012.0     0.122      0.1
2013.0     0.117    355.5
2014.0     0.112    350.6
2015.0     0.108    345.1
2016.0     0.103    339.2
2017.0     0.099    332.8
2018.0     0.096    326.0
2019.0     0.094    318.7
2020.0     0.092    311.0
2021.0     0.092    303.2
2022.0     0.092    295.5
2023.0     0.094    287.9
2024.0     0.097    280.7
2025.0     0.100    273.9
2026.0     0.105    267.7
2027.0     0.110    262.0
2028.0     0.115    256.8
2029.0     0.121    252.1
2030.0     0.127    247.8
2031.0     0.134    244.0
2032.0     0.140    240.5
2033.0     0.146    237.2
2034.0     0.153    234.3
2035.0     0.159    231.6
2036.0     0.165    229.1
2037.0     0.171    226.8
2038.0     0.177    224.6
2039.0     0.183    222.6
2040.0     0.188    220.7
2041.0     0.194    218.9
2042.0     0.199    217.2
2043.0     0.204    215.6
2044.0     0.209    214.0
2045.0     0.214    212.6
2046.0     0.218    211.2
2047.0     0.223    209.8
2048.0     0.227    208.5
2049.0     0.231    207.3
2050.0     0.235    206.1
2051.0     0.239    204.9
2052.0     0.243    203.8
2053.0     0.246    202.7
2054.0     0.249    201.6
2055.0     0.253    200.6
2056.0     0.256    199.5
2057.0     0.259    198.6
2058.0     0.261    197.6
2059.0     0.264    196.6
2060.0     0.267    195.7
2061.0     0.269    194.8
2062.0     0.271    193.9
2063.0     0.273    193.0
2064.0     0.275    192.1
2065.0     0.277    191.3
2066.0     0.279    190.4
2067.0     0.281    189.6
2068.0     0.282    188.8
2069.0     0.284    187.9
2070.0     0.285    187.1
2071.0     0.286    186.3
2072.0     0.288    185.5
2073.0     0.289    184.7
2074.0     0.290    184.0
2075.0     0.291    183.2
2076.0     0.291    182.4
2077.0     0.292    181.6
2078.0     0.293    180.9
2079.0     0.293    180.1
2080.0     0.294    179.4
2081.0     0.294    178.6
2082.0     0.295    177.8
2083.0     0.295    177.1
2084.0     0.295    176.3
2085.0     0.295    175.6
2086.0     0.295    174.8
2087.0     0.295    174.1
2088.0     0.295    173.3
2089.0     0.295    172.6
2090.0     0.295    171.8
2091.0     0.295    171.1
2092.0     0.294    170.3
2093.0     0.294    169.5
2094.0     0.293    168.8
2095.0     0.293    168.0
2096.0     0.292    167.3
2097.0     0.292    166.5
2098.0     0.291    165.7
2099.0     0.290    164.9
2100.0     0.290    164.2
2101.0     0.289    163.4
2102.0     0.288    162.6
2103.0     0.287    161.8
2104.0     0.286    161.0
2105.0     0.285    160.2
2106.0     0.284    159.4
2107.0     0.283    158.6
2108.0     0.282    157.8
2109.0     0.281    156.9
2110.0     0.280    156.1
2111.0     0.279    155.3
2112.0     0.278    154.4
2113.0     0.276    153.6
2114.0     0.275    152.7
2115.0     0.274    151.8
2116.0     0.273    151.0
2117.0     0.271    150.1
2118.0     0.270    149.2
2119.0     0.269    148.3
2120.0     0.267    147.4
2121.0     0.266    146.4






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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