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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 16:20:49

Orbital Elements for B1910

WDS:	B1910	WDS ID/Discoverer
P:	86.370	Orbital period (years)
a:	0.137	Semi-major axis (arcseconds)
i:	36.6	Inclination (degrees)
Ω:	250.6	Longitude of ascending node (degrees)
T:	1992.000	Epoch of periastron passage (year)
e:	0.593	Eccentricity
ω:	156.7	Longitude of periastron (degrees)
Start-Year:	1982.0	Year
End-Year:	2068.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for B1910

Position:	003204.67-181318.9	Epoch-2000 right ascension and declination
WDS-ID:	00321-1813	WDS designation
Discoverer Code:	B1910	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	2894	HD catalog number
Hipparcos number:	2757	Hipparcos catalog number
V1:	8.0	Magnitude of the primary
V2:	8.2	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2019	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for B1910

WDS 6th Orbit including measures of B1910

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

Ephemeris of B1910

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.195    219.3
-------------------------
1982.0     0.105    288.4
1983.0     0.097    293.4
1984.0     0.088    299.3
1985.0     0.080    306.5
1986.0     0.072    315.3
1987.0     0.064    326.2
1988.0     0.058    339.8
1989.0     0.054    356.1
1990.0     0.052     14.6
1991.0     0.052     33.5
1992.0     0.054     51.5
1993.0     0.057     67.9
1994.0     0.060     82.7
1995.0     0.063     96.2
1996.0     0.066    108.4
1997.0     0.069    119.6
1998.0     0.073    129.6
1999.0     0.077    138.5
2000.0     0.082    146.5
2001.0     0.087    153.6
2002.0     0.092    159.8
2003.0     0.098    165.4
2004.0     0.103    170.4
2005.0     0.109    174.9
2006.0     0.115    178.9
2007.0     0.120    182.6
2008.0     0.126    186.0
2009.0     0.131    189.0
2010.0     0.136    191.9
2011.0     0.141    194.5
2012.0     0.146    196.9
2013.0     0.151    199.2
2014.0     0.156    201.4
2015.0     0.160    203.4
2016.0     0.165    205.3
2017.0     0.169    207.1
2018.0     0.173    208.9
2019.0     0.176    210.5
2020.0     0.180    212.1
2021.0     0.183    213.7
2022.0     0.187    215.1
2023.0     0.190    216.6
2024.0     0.193    217.9
2025.0     0.195    219.3
2026.0     0.198    220.6
2027.0     0.200    221.9
2028.0     0.202    223.1
2029.0     0.204    224.3
2030.0     0.206    225.6
2031.0     0.208    226.7
2032.0     0.209    227.9
2033.0     0.210    229.0
2034.0     0.211    230.2
2035.0     0.212    231.3
2036.0     0.213    232.4
2037.0     0.213    233.6
2038.0     0.213    234.7
2039.0     0.213    235.8
2040.0     0.213    236.9
2041.0     0.213    238.0
2042.0     0.212    239.1
2043.0     0.211    240.3
2044.0     0.210    241.4
2045.0     0.209    242.6
2046.0     0.207    243.7
2047.0     0.206    244.9
2048.0     0.204    246.1
2049.0     0.202    247.3
2050.0     0.199    248.6
2051.0     0.197    249.9
2052.0     0.194    251.2
2053.0     0.191    252.6
2054.0     0.187    254.0
2055.0     0.183    255.5
2056.0     0.179    257.0
2057.0     0.175    258.6
2058.0     0.171    260.3
2059.0     0.166    262.1
2060.0     0.161    264.0
2061.0     0.155    266.0
2062.0     0.150    268.2
2063.0     0.143    270.6
2064.0     0.137    273.1
2065.0     0.130    276.0
2066.0     0.123    279.1
2067.0     0.116    282.7

Disclaimer

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.