Double Star Calculator - Orbit

Orbital Elements for B1353

WDS:	B1353	WDS ID/Discoverer
P:	130.000	Orbital period (years)
a:	0.111	Semi-major axis (arcseconds)
i:	58.7	Inclination (degrees)
Ω:	113.7	Longitude of ascending node (degrees)
T:	1994.773	Epoch of periastron passage (year)
e:	0.696	Eccentricity
ω:	218.2	Longitude of periastron (degrees)
Start-Year:	1960.0	Year
End-Year:	2090.0	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for B1353
Position:	181337.34-315802.3	Epoch-2000 right ascension and declination
WDS-ID:	18136-3158	WDS designation
Discoverer Code:	B1353	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	166790	HD catalog number
Hipparcos number:	89330	Hipparcos catalog number
V1:	7.6	Magnitude of the primary
V2:	7.7	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2022	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:	Tok2023a	Reference

Double Star Orbit for B1353

WDS 6th Orbit including measures of B1353

-- 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 B1353

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.149   119.82
--------------------------
1960.00    0.104   157.60
1961.00    0.102   158.79
1962.00    0.099   160.06
1963.00    0.096   161.39
1964.00    0.094   162.80
1965.00    0.091   164.29
1966.00    0.088   165.88
1967.00    0.085   167.58
1968.00    0.082   169.39
1969.00    0.080   171.33
1970.00    0.077   173.41
1971.00    0.074   175.66
1972.00    0.071   178.08
1973.00    0.068   180.70
1974.00    0.066   183.55
1975.00    0.063   186.64
1976.00    0.060   190.00
1977.00    0.058   193.67
1978.00    0.055   197.66
1979.00    0.053   202.01
1980.00    0.051   206.74
1981.00    0.049   211.84
1982.00    0.047   217.34
1983.00    0.046   223.20
1984.00    0.045   229.40
1985.00    0.044   235.89
1986.00    0.043   242.60
1987.00    0.043   249.47
1988.00    0.043   256.45
1989.00    0.042   263.53
1990.00    0.042   270.72
1991.00    0.041   278.14
1992.00    0.039   286.01
1993.00    0.037   294.80
1994.00    0.033   305.41
1995.00    0.027   319.61
1996.00    0.023   340.35
1997.00    0.020     9.02
1998.00    0.022    37.94
1999.00    0.028    58.55
2000.00    0.035    71.63
2001.00    0.042    80.23
2002.00    0.050    86.27
2003.00    0.057    90.77
2004.00    0.064    94.28
2005.00    0.070    97.13
2006.00    0.076    99.51
2007.00    0.082   101.55
2008.00    0.087   103.32
2009.00    0.093   104.89
2010.00    0.098   106.30
2011.00    0.102   107.57
2012.00    0.107   108.74
2013.00    0.111   109.82
2014.00    0.115   110.82
2015.00    0.118   111.76
2016.00    0.122   112.64
2017.00    0.125   113.47
2018.00    0.129   114.26
2019.00    0.132   115.01
2020.00    0.134   115.73
2021.00    0.137   116.42
2022.00    0.140   117.08
2023.00    0.142   117.72
2024.00    0.144   118.35
2025.00    0.146   118.95
2026.00    0.148   119.53
2027.00    0.150   120.10
2028.00    0.152   120.66
2029.00    0.154   121.20
2030.00    0.155   121.74
2031.00    0.157   122.26
2032.00    0.158   122.78
2033.00    0.159   123.28
2034.00    0.160   123.78
2035.00    0.161   124.27
2036.00    0.162   124.76
2037.00    0.163   125.24
2038.00    0.164   125.72
2039.00    0.164   126.19
2040.00    0.165   126.66
2041.00    0.165   127.13
2042.00    0.166   127.59
2043.00    0.166   128.05
2044.00    0.166   128.52
2045.00    0.166   128.98
2046.00    0.166   129.43
2047.00    0.166   129.89
2048.00    0.166   130.35
2049.00    0.166   130.81
2050.00    0.166   131.28
2051.00    0.166   131.74
2052.00    0.165   132.20
2053.00    0.165   132.67
2054.00    0.164   133.14
2055.00    0.164   133.62
2056.00    0.163   134.09
2057.00    0.162   134.58
2058.00    0.161   135.06
2059.00    0.161   135.55
2060.00    0.160   136.05
2061.00    0.159   136.55
2062.00    0.158   137.06
2063.00    0.156   137.58
2064.00    0.155   138.10
2065.00    0.154   138.63
2066.00    0.153   139.18
2067.00    0.151   139.73
2068.00    0.150   140.29
2069.00    0.148   140.86
2070.00    0.147   141.44
2071.00    0.145   142.04
2072.00    0.144   142.65
2073.00    0.142   143.27
2074.00    0.140   143.91
2075.00    0.138   144.57
2076.00    0.136   145.25
2077.00    0.134   145.94
2078.00    0.132   146.66
2079.00    0.130   147.39
2080.00    0.128   148.16
2081.00    0.126   148.94
2082.00    0.124   149.76
2083.00    0.122   150.60
2084.00    0.119   151.48
2085.00    0.117   152.39
2086.00    0.115   153.34
2087.00    0.112   154.33
2088.00    0.110   155.37
2089.00    0.107   156.46

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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 17:49:26