Double Star Calculator - Orbit

Orbital Elements for B943

WDS:	B943	WDS ID/Discoverer
P:	237.100	Orbital period (years)
a:	0.376	Semi-major axis (arcseconds)
i:	136.1	Inclination (degrees)
Ω:	79.9	Longitude of ascending node (degrees)
T:	1942.800	Epoch of periastron passage (year)
e:	0.389	Eccentricity
ω:	18.6	Longitude of periastron (degrees)
Start-Year:	1906.45	Year
End-Year:	2143.55	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for B943
Position:	184519.01-352901.4	Epoch-2000 right ascension and declination
WDS-ID:	18453-3529	WDS designation
Discoverer Code:	B943	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	173147	HD catalog number
Hipparcos number:	92018	Hipparcos catalog number
V1:	9.20	Magnitude of the primary
V2:	10.31	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2017	Date of last observation
Orbit grade:	4	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:		Flags
Ephemerides:		Ephemerides
Code:	Tok2022g	Reference

Double Star Orbit for B943

WDS 6th Orbit including measures of B943

-- 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 B943

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.488   265.52
--------------------------
1906.45    0.249   158.39
1907.45    0.247   156.09
1908.45    0.246   153.74
1909.45    0.244   151.36
1910.45    0.243   148.96
1911.45    0.241   146.52
1912.45    0.240   144.06
1913.45    0.239   141.58
1914.45    0.238   139.08
1915.45    0.238   136.57
1916.45    0.237   134.05
1917.45    0.237   131.51
1918.45    0.237   128.97
1919.45    0.237   126.43
1920.45    0.237   123.89
1921.45    0.237   121.34
1922.45    0.237   118.80
1923.45    0.237   116.26
1924.45    0.237   113.73
1925.45    0.238   111.20
1926.45    0.238   108.68
1927.45    0.238   106.16
1928.45    0.238   103.64
1929.45    0.238   101.13
1930.45    0.238    98.61
1931.45    0.238    96.10
1932.45    0.238    93.58
1933.45    0.237    91.05
1934.45    0.237    88.51
1935.45    0.236    85.95
1936.45    0.235    83.38
1937.45    0.234    80.78
1938.45    0.232    78.15
1939.45    0.231    75.49
1940.45    0.229    72.79
1941.45    0.227    70.05
1942.45    0.225    67.26
1943.45    0.223    64.41
1944.45    0.220    61.50
1945.45    0.218    58.53
1946.45    0.215    55.49
1947.45    0.213    52.38
1948.45    0.210    49.18
1949.45    0.208    45.92
1950.45    0.205    42.57
1951.45    0.203    39.15
1952.45    0.201    35.65
1953.45    0.199    32.08
1954.45    0.197    28.46
1955.45    0.196    24.78
1956.45    0.195    21.06
1957.45    0.195    17.32
1958.45    0.195    13.56
1959.45    0.195     9.81
1960.45    0.196     6.07
1961.45    0.197     2.38
1962.45    0.199   358.73
1963.45    0.201   355.16
1964.45    0.203   351.66
1965.45    0.206   348.25
1966.45    0.209   344.95
1967.45    0.213   341.75
1968.45    0.217   338.66
1969.45    0.221   335.68
1970.45    0.226   332.82
1971.45    0.230   330.08
1972.45    0.235   327.45
1973.45    0.240   324.93
1974.45    0.246   322.51
1975.45    0.251   320.20
1976.45    0.257   318.00
1977.45    0.263   315.88
1978.45    0.268   313.86
1979.45    0.274   311.92
1980.45    0.280   310.07
1981.45    0.286   308.29
1982.45    0.292   306.58
1983.45    0.298   304.94
1984.45    0.304   303.37
1985.45    0.310   301.85
1986.45    0.316   300.40
1987.45    0.322   298.99
1988.45    0.327   297.64
1989.45    0.333   296.34
1990.45    0.339   295.07
1991.45    0.345   293.86
1992.45    0.350   292.68
1993.45    0.356   291.53
1994.45    0.361   290.43
1995.45    0.367   289.35
1996.45    0.372   288.31
1997.45    0.377   287.29
1998.45    0.383   286.31
1999.45    0.388   285.34
2000.45    0.393   284.41
2001.45    0.398   283.50
2002.45    0.402   282.60
2003.45    0.407   281.73
2004.45    0.412   280.88
2005.45    0.416   280.05
2006.45    0.421   279.24
2007.45    0.425   278.44
2008.45    0.429   277.66
2009.45    0.433   276.89
2010.45    0.437   276.14
2011.45    0.441   275.40
2012.45    0.445   274.68
2013.45    0.449   273.96
2014.45    0.452   273.26
2015.45    0.456   272.57
2016.45    0.459   271.89
2017.45    0.462   271.22
2018.45    0.466   270.56
2019.45    0.469   269.90
2020.45    0.472   269.26
2021.45    0.475   268.62
2022.45    0.477   268.00
2023.45    0.480   267.37
2024.45    0.483   266.76
2025.45    0.485   266.15
2026.45    0.488   265.55
2027.45    0.490   264.95
2028.45    0.492   264.36
2029.45    0.494   263.77
2030.45    0.496   263.19
2031.45    0.498   262.62
2032.45    0.500   262.04
2033.45    0.501   261.47
2034.45    0.503   260.91
2035.45    0.504   260.35
2036.45    0.506   259.79
2037.45    0.507   259.23
2038.45    0.508   258.68
2039.45    0.509   258.13
2040.45    0.510   257.58
2041.45    0.511   257.03
2042.45    0.512   256.49
2043.45    0.513   255.95
2044.45    0.513   255.40
2045.45    0.514   254.86
2046.45    0.514   254.32
2047.45    0.514   253.79
2048.45    0.515   253.25
2049.45    0.515   252.71
2050.45    0.515   252.17
2051.45    0.515   251.63
2052.45    0.515   251.10
2053.45    0.514   250.56
2054.45    0.514   250.02
2055.45    0.514   249.48
2056.45    0.513   248.94
2057.45    0.513   248.40
2058.45    0.512   247.85
2059.45    0.511   247.31
2060.45    0.510   246.76
2061.45    0.509   246.21
2062.45    0.508   245.66
2063.45    0.507   245.11
2064.45    0.506   244.56
2065.45    0.505   244.00
2066.45    0.503   243.44
2067.45    0.502   242.87
2068.45    0.500   242.30
2069.45    0.499   241.73
2070.45    0.497   241.16
2071.45    0.495   240.58
2072.45    0.493   239.99
2073.45    0.491   239.41
2074.45    0.489   238.81
2075.45    0.487   238.22
2076.45    0.485   237.61
2077.45    0.483   237.00
2078.45    0.480   236.39
2079.45    0.478   235.77
2080.45    0.475   235.14
2081.45    0.473   234.51
2082.45    0.470   233.87
2083.45    0.467   233.22
2084.45    0.465   232.56
2085.45    0.462   231.90
2086.45    0.459   231.23
2087.45    0.456   230.54
2088.45    0.453   229.85
2089.45    0.450   229.15
2090.45    0.447   228.44
2091.45    0.443   227.72
2092.45    0.440   226.99
2093.45    0.437   226.25
2094.45    0.433   225.50
2095.45    0.430   224.73
2096.45    0.426   223.95
2097.45    0.422   223.16
2098.45    0.419   222.36
2099.45    0.415   221.54
2100.45    0.411   220.70
2101.45    0.407   219.85
2102.45    0.404   218.99
2103.45    0.400   218.10
2104.45    0.396   217.20
2105.45    0.392   216.28
2106.45    0.388   215.34
2107.45    0.384   214.39
2108.45    0.380   213.41
2109.45    0.375   212.41
2110.45    0.371   211.39
2111.45    0.367   210.34
2112.45    0.363   209.27
2113.45    0.359   208.18
2114.45    0.354   207.05
2115.45    0.350   205.91
2116.45    0.346   204.73
2117.45    0.342   203.52
2118.45    0.337   202.29
2119.45    0.333   201.02
2120.45    0.329   199.72
2121.45    0.325   198.39
2122.45    0.321   197.02
2123.45    0.316   195.62
2124.45    0.312   194.17
2125.45    0.308   192.69
2126.45    0.304   191.17
2127.45    0.300   189.61
2128.45    0.296   188.01
2129.45    0.292   186.37
2130.45    0.289   184.68
2131.45    0.285   182.95
2132.45    0.281   181.17
2133.45    0.278   179.35
2134.45    0.274   177.48
2135.45    0.271   175.56
2136.45    0.268   173.60
2137.45    0.265   171.60
2138.45    0.262   169.54
2139.45    0.259   167.45
2140.45    0.257   165.30
2141.45    0.254   163.12
2142.45    0.252   160.89
2143.45    0.250   158.62

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 17:55:11