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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:45:09

Orbital Elements for B1115
WDS: B1115 WDS ID/Discoverer
P: 136.360 Orbital period (years)
a: 0.33 Semi-major axis (arcseconds)
i: 142.1 Inclination (degrees)
Ω: 103.4 Longitude of ascending node (degrees)
T: 2005.756 Epoch of periastron passage (year)
e: 0.442 Eccentricity
ω: 270.4 Longitude of periastron (degrees)
Start-Year: 1957.0 Year
End-Year: 2093.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for B1115
Position: 091231.92-403153.6 Epoch-2000 right ascension and declination
WDS-ID: 09125-4032 WDS designation
Discoverer Code: B1115 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 79400 HD catalog number
Hipparcos number: 45191 Hipparcos catalog number
V1: 9.32 Magnitude of the primary
V2: 9.83 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2022 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for B1115



WDS 6th Orbit including measures of B1115

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


Ephemeris of B1115
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.290     93.4
-------------------------
1957.0     0.370    344.6
1958.0     0.369    343.1
1959.0     0.368    341.6
1960.0     0.367    340.1
1961.0     0.366    338.6
1962.0     0.365    337.1
1963.0     0.364    335.5
1964.0     0.363    334.0
1965.0     0.361    332.4
1966.0     0.360    330.9
1967.0     0.358    329.3
1968.0     0.357    327.7
1969.0     0.355    326.1
1970.0     0.353    324.5
1971.0     0.351    322.8
1972.0     0.348    321.2
1973.0     0.346    319.5
1974.0     0.343    317.8
1975.0     0.340    316.0
1976.0     0.337    314.2
1977.0     0.334    312.4
1978.0     0.331    310.6
1979.0     0.327    308.7
1980.0     0.323    306.8
1981.0     0.319    304.8
1982.0     0.315    302.8
1983.0     0.310    300.7
1984.0     0.305    298.6
1985.0     0.299    296.3
1986.0     0.294    294.0
1987.0     0.288    291.6
1988.0     0.281    289.1
1989.0     0.274    286.5
1990.0     0.267    283.7
1991.0     0.259    280.7
1992.0     0.251    277.6
1993.0     0.243    274.3
1994.0     0.234    270.7
1995.0     0.225    266.8
1996.0     0.215    262.6
1997.0     0.206    258.0
1998.0     0.196    253.0
1999.0     0.186    247.4
2000.0     0.177    241.2
2001.0     0.168    234.4
2002.0     0.160    226.8
2003.0     0.154    218.5
2004.0     0.149    209.6
2005.0     0.146    200.2
2006.0     0.145    190.5
2007.0     0.147    181.0
2008.0     0.151    171.8
2009.0     0.157    163.2
2010.0     0.164    155.4
2011.0     0.173    148.2
2012.0     0.182    141.7
2013.0     0.191    135.8
2014.0     0.201    130.6
2015.0     0.211    125.8
2016.0     0.220    121.4
2017.0     0.230    117.4
2018.0     0.239    113.7
2019.0     0.247    110.2
2020.0     0.255    107.0
2021.0     0.263    104.0
2022.0     0.271    101.1
2023.0     0.278     98.4
2024.0     0.284     95.8
2025.0     0.290     93.4
2026.0     0.296     91.0
2027.0     0.302     88.7
2028.0     0.307     86.5
2029.0     0.312     84.4
2030.0     0.316     82.3
2031.0     0.320     80.3
2032.0     0.324     78.4
2033.0     0.328     76.4
2034.0     0.332     74.6
2035.0     0.335     72.7
2036.0     0.338     70.9
2037.0     0.341     69.2
2038.0     0.343     67.4
2039.0     0.346     65.7
2040.0     0.348     64.0
2041.0     0.350     62.4
2042.0     0.352     60.7
2043.0     0.354     59.1
2044.0     0.356     57.5
2045.0     0.358     55.9
2046.0     0.359     54.3
2047.0     0.361     52.7
2048.0     0.362     51.2
2049.0     0.363     49.6
2050.0     0.364     48.1
2051.0     0.366     46.6
2052.0     0.367     45.0
2053.0     0.367     43.5
2054.0     0.368     42.0
2055.0     0.369     40.5
2056.0     0.370     39.0
2057.0     0.370     37.6
2058.0     0.371     36.1
2059.0     0.372     34.6
2060.0     0.372     33.1
2061.0     0.373     31.7
2062.0     0.373     30.2
2063.0     0.373     28.7
2064.0     0.374     27.3
2065.0     0.374     25.8
2066.0     0.374     24.4
2067.0     0.375     22.9
2068.0     0.375     21.5
2069.0     0.375     20.0
2070.0     0.375     18.6
2071.0     0.375     17.1
2072.0     0.375     15.7
2073.0     0.375     14.2
2074.0     0.376     12.8
2075.0     0.376     11.4
2076.0     0.376      9.9
2077.0     0.375      8.5
2078.0     0.375      7.0
2079.0     0.375      5.6
2080.0     0.375      4.1
2081.0     0.375      2.7
2082.0     0.375      1.2
2083.0     0.375    359.8
2084.0     0.374    358.3
2085.0     0.374    356.9
2086.0     0.374    355.4
2087.0     0.373    354.0
2088.0     0.373    352.5
2089.0     0.372    351.0
2090.0     0.372    349.6
2091.0     0.371    348.1
2092.0     0.371    346.6






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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