Double Star Calculator - Orbit

Orbital Elements for B1007
WDS: B1007 WDS ID/Discoverer
P: 116.350 Orbital period (years)
a: 0.1426 Semi-major axis (arcseconds)
i: 46.1 Inclination (degrees)
Ω: 202.2 Longitude of ascending node (degrees)
T: 1972.800 Epoch of periastron passage (year)
e: 0.225 Eccentricity
ω: 336.5 Longitude of periastron (degrees)
Start-Year: 1966.825 Year
End-Year: 2083.175 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for B1007
Position: 212720.16-321748.8 Epoch-2000 right ascension and declination
WDS-ID: 21273-3218 WDS designation
Discoverer Code: B1007 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 204107 HD catalog number
Hipparcos number: 105940 Hipparcos catalog number
V1: 9.7 Magnitude of the primary
V2: 9.9 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2023 Date of last observation
Orbit grade: 3 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: Doc2024c Reference

Double Star Orbit for B1007



WDS 6th Orbit including measures of B1007

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


Legend:
Green plus signs:Visual (micrometric) measures
Violet asterisks:Photographic measures
Blue symbols:Various interferometric techniques
Dot-dash line:Indicates the line of nodes

Ephemeris of B1007
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.160   358.36
--------------------------
1966.83    0.093   159.57
1967.83    0.095   164.42
1968.83    0.097   169.03
1969.83    0.099   173.43
1970.83    0.102   177.63
1971.83    0.104   181.65
1972.83    0.106   185.52
1973.83    0.108   189.24
1974.83    0.109   192.85
1975.83    0.111   196.37
1976.83    0.112   199.81
1977.83    0.112   203.19
1978.83    0.113   206.54
1979.83    0.113   209.87
1980.83    0.113   213.19
1981.83    0.113   216.52
1982.83    0.112   219.88
1983.83    0.112   223.27
1984.83    0.111   226.71
1985.83    0.110   230.21
1986.83    0.109   233.78
1987.83    0.107   237.42
1988.83    0.106   241.14
1989.83    0.105   244.95
1990.83    0.104   248.83
1991.83    0.103   252.80
1992.83    0.102   256.83
1993.83    0.101   260.93
1994.83    0.101   265.08
1995.83    0.101   269.27
1996.83    0.101   273.47
1997.83    0.101   277.68
1998.83    0.101   281.86
1999.83    0.102   286.00
2000.83    0.103   290.07
2001.83    0.104   294.07
2002.83    0.105   297.98
2003.83    0.107   301.77
2004.83    0.108   305.45
2005.83    0.110   309.01
2006.83    0.112   312.44
2007.83    0.115   315.73
2008.83    0.117   318.90
2009.83    0.120   321.93
2010.83    0.122   324.85
2011.83    0.125   327.64
2012.83    0.127   330.31
2013.83    0.130   332.88
2014.83    0.133   335.34
2015.83    0.135   337.70
2016.83    0.138   339.97
2017.83    0.141   342.16
2018.83    0.143   344.26
2019.83    0.146   346.29
2020.83    0.148   348.26
2021.83    0.151   350.16
2022.83    0.153   352.00
2023.83    0.155   353.79
2024.83    0.157   355.54
2025.83    0.159   357.23
2026.83    0.161   358.89
2027.83    0.163     0.51
2028.83    0.164     2.10
2029.83    0.166     3.66
2030.83    0.167     5.19
2031.83    0.168     6.70
2032.83    0.169     8.20
2033.83    0.170     9.67
2034.83    0.171    11.13
2035.83    0.171    12.59
2036.83    0.172    14.03
2037.83    0.172    15.47
2038.83    0.172    16.91
2039.83    0.172    18.34
2040.83    0.172    19.79
2041.83    0.171    21.23
2042.83    0.170    22.69
2043.83    0.169    24.17
2044.83    0.168    25.66
2045.83    0.167    27.16
2046.83    0.166    28.70
2047.83    0.164    30.26
2048.82    0.162    31.85
2049.82    0.161    33.48
2050.82    0.158    35.15
2051.82    0.156    36.87
2052.82    0.154    38.64
2053.82    0.151    40.48
2054.82    0.148    42.37
2055.82    0.145    44.35
2056.82    0.142    46.40
2057.82    0.139    48.55
2058.82    0.136    50.81
2059.82    0.132    53.17
2060.82    0.129    55.67
2061.82    0.125    58.31
2062.82    0.121    61.11
2063.82    0.118    64.08
2064.82    0.114    67.25
2065.82    0.110    70.62
2066.82    0.107    74.23
2067.82    0.103    78.09
2068.82    0.100    82.20
2069.82    0.097    86.60
2070.82    0.094    91.27
2071.82    0.091    96.22
2072.82    0.089   101.44
2073.82    0.087   106.89
2074.82    0.086   112.55
2075.82    0.085   118.35
2076.82    0.085   124.23
2077.82    0.085   130.13
2078.82    0.086   135.98
2079.82    0.087   141.72
2080.82    0.088   147.29
2081.82    0.090   152.67
2082.82    0.092   157.82






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 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.


Report Information
Double Star Calculator: Version 1.2 ($Rev: 2397 $)
Report created: 2026-06-25 18:26:32



www.stella-vega.de