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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:27:29
WDS:
A1627
WDS ID/Discoverer
P:
101.250
Orbital period (years)
a:
0.23
Semi-major axis (arcseconds)
i:
61.8
Inclination (degrees)
Ω:
24.0
Longitude of ascending node (degrees)
T:
1954.520
Epoch of periastron passage (year)
e:
0.05
Eccentricity
ω:
309.7
Longitude of periastron (degrees)
Start-Year:
1975.0
Year
End-Year:
2075.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
145546.57+393854.3
Epoch-2000 right ascension and declination
WDS-ID:
14558+3939
WDS designation
Discoverer Code:
A1627
Discover designation and components
ADS number:
9441
Aitken Double Star catalog
HD number:
132027
HD catalog number
Hipparcos number:
73053
Hipparcos catalog number
V1:
8.8
Magnitude of the primary
V2:
8.8
Magnitude of the secondary
Equinox:
Equinox
Date:
1990
Date of last observation
Orbit grade:
3
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
n
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 0.228 211.2
-------------------------
1975.0 0.207 38.2
1976.0 0.202 40.3
1977.0 0.197 42.5
1978.0 0.191 44.9
1979.0 0.185 47.4
1980.0 0.178 50.1
1981.0 0.172 53.0
1982.0 0.165 56.1
1983.0 0.158 59.5
1984.0 0.151 63.3
1985.0 0.144 67.3
1986.0 0.138 71.8
1987.0 0.132 76.7
1988.0 0.126 82.1
1989.0 0.121 87.9
1990.0 0.117 94.1
1991.0 0.115 100.7
1992.0 0.113 107.6
1993.0 0.113 114.6
1994.0 0.114 121.5
1995.0 0.116 128.2
1996.0 0.119 134.7
1997.0 0.124 140.7
1998.0 0.129 146.3
1999.0 0.135 151.4
2000.0 0.141 156.1
2001.0 0.148 160.3
2002.0 0.155 164.2
2003.0 0.162 167.7
2004.0 0.169 171.0
2005.0 0.176 173.9
2006.0 0.183 176.7
2007.0 0.190 179.2
2008.0 0.197 181.6
2009.0 0.203 183.8
2010.0 0.209 185.9
2011.0 0.214 187.9
2012.0 0.219 189.8
2013.0 0.223 191.6
2014.0 0.227 193.4
2015.0 0.230 195.1
2016.0 0.233 196.7
2017.0 0.235 198.4
2018.0 0.236 200.0
2019.0 0.237 201.5
2020.0 0.237 203.1
2021.0 0.237 204.7
2022.0 0.236 206.3
2023.0 0.234 207.9
2024.0 0.231 209.5
2025.0 0.228 211.2
2026.0 0.224 213.0
2027.0 0.220 214.8
2028.0 0.215 216.6
2029.0 0.210 218.6
2030.0 0.204 220.7
2031.0 0.197 222.9
2032.0 0.190 225.3
2033.0 0.183 227.8
2034.0 0.175 230.6
2035.0 0.167 233.6
2036.0 0.159 236.9
2037.0 0.151 240.6
2038.0 0.143 244.8
2039.0 0.135 249.3
2040.0 0.128 254.5
2041.0 0.121 260.2
2042.0 0.115 266.6
2043.0 0.110 273.6
2044.0 0.107 281.1
2045.0 0.105 289.1
2046.0 0.104 297.2
2047.0 0.106 305.3
2048.0 0.109 313.0
2049.0 0.113 320.3
2050.0 0.118 327.0
2051.0 0.124 333.0
2052.0 0.131 338.5
2053.0 0.139 343.3
2054.0 0.147 347.7
2055.0 0.155 351.6
2056.0 0.162 355.1
2057.0 0.170 358.3
2058.0 0.177 1.3
2059.0 0.184 4.0
2060.0 0.191 6.5
2061.0 0.197 8.9
2062.0 0.203 11.1
2063.0 0.207 13.2
2064.0 0.212 15.2
2065.0 0.215 17.2
2066.0 0.218 19.1
2067.0 0.220 20.9
2068.0 0.222 22.7
2069.0 0.222 24.5
2070.0 0.222 26.3
2071.0 0.222 28.1
2072.0 0.220 29.9
2073.0 0.218 31.8
2074.0 0.215 33.7
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Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0 .
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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