Double Star Calculator - Orbit

Orbital Elements for A924
WDS: A924 WDS ID/Discoverer
P: 182.570 Orbital period (years)
a: 0.296 Semi-major axis (arcseconds)
i: 154.2 Inclination (degrees)
Ω: 44.8 Longitude of ascending node (degrees)
T: 1986.540 Epoch of periastron passage (year)
e: 0.704 Eccentricity
ω: 318.2 Longitude of periastron (degrees)
Start-Year: 1933.715 Year
End-Year: 2116.285 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for A924
Position: 005201.02+315359.3 Epoch-2000 right ascension and declination
WDS-ID: 00520+3154 WDS designation
Discoverer Code: A924 Discover designation and components
ADS number: 705 Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.8 Magnitude of the primary
V2: 9.9 Magnitude of the secondary
Equinox: Equinox
Date: 2007 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: Hrt2009 Reference

Double Star Orbit for A924



WDS 6th Orbit including measures of A924

-- 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 A924
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.351   294.30
--------------------------
1933.71    0.434   244.30
1934.71    0.430   243.71
1935.71    0.427   243.11
1936.71    0.424   242.50
1937.71    0.420   241.88
1938.71    0.417   241.25
1939.71    0.413   240.60
1940.71    0.409   239.95
1941.71    0.405   239.28
1942.71    0.401   238.60
1943.71    0.396   237.90
1944.71    0.392   237.19
1945.71    0.387   236.47
1946.71    0.383   235.72
1947.71    0.378   234.96
1948.71    0.373   234.17
1949.71    0.368   233.37
1950.71    0.362   232.54
1951.71    0.357   231.68
1952.71    0.351   230.80
1953.71    0.346   229.90
1954.71    0.340   228.95
1955.71    0.334   227.98
1956.71    0.327   226.97
1957.71    0.321   225.92
1958.71    0.314   224.82
1959.71    0.308   223.68
1960.71    0.300   222.49
1961.71    0.293   221.23
1962.71    0.286   219.91
1963.71    0.278   218.53
1964.71    0.270   217.06
1965.71    0.262   215.50
1966.71    0.254   213.84
1967.71    0.245   212.07
1968.71    0.236   210.16
1969.71    0.227   208.11
1970.71    0.218   205.88
1971.71    0.208   203.45
1972.71    0.199   200.78
1973.71    0.188   197.83
1974.71    0.178   194.53
1975.71    0.167   190.83
1976.71    0.157   186.62
1977.71    0.146   181.77
1978.71    0.135   176.14
1979.71    0.124   169.52
1980.71    0.113   161.64
1981.71    0.104   152.22
1982.71    0.095   140.97
1983.71    0.088   127.75
1984.71    0.084   112.79
1985.71    0.083    96.81
1986.71    0.084    80.90
1987.71    0.088    65.98
1988.71    0.094    52.59
1989.71    0.100    40.83
1990.71    0.108    30.58
1991.71    0.115    21.67
1992.71    0.123    13.88
1993.71    0.131     7.03
1994.71    0.139     0.98
1995.71    0.147   355.60
1996.71    0.155   350.78
1997.71    0.164   346.43
1998.71    0.172   342.49
1999.71    0.180   338.91
2000.71    0.187   335.62
2001.71    0.195   332.60
2002.71    0.203   329.81
2003.71    0.210   327.22
2004.71    0.218   324.81
2005.71    0.225   322.56
2006.71    0.232   320.45
2007.71    0.239   318.46
2008.71    0.246   316.59
2009.71    0.253   314.82
2010.71    0.260   313.14
2011.71    0.267   311.54
2012.71    0.273   310.02
2013.71    0.279   308.58
2014.71    0.286   307.19
2015.71    0.292   305.87
2016.71    0.298   304.59
2017.71    0.304   303.37
2018.71    0.309   302.20
2019.71    0.315   301.06
2020.71    0.321   299.97
2021.71    0.326   298.91
2022.71    0.331   297.89
2023.71    0.337   296.90
2024.71    0.342   295.94
2025.71    0.347   295.01
2026.71    0.352   294.10
2027.71    0.357   293.22
2028.71    0.361   292.36
2029.71    0.366   291.53
2030.71    0.370   290.71
2031.71    0.375   289.92
2032.71    0.379   289.14
2033.71    0.383   288.38
2034.71    0.388   287.64
2035.71    0.392   286.91
2036.71    0.395   286.20
2037.71    0.399   285.50
2038.71    0.403   284.81
2039.71    0.407   284.14
2040.71    0.410   283.48
2041.71    0.414   282.82
2042.71    0.417   282.18
2043.71    0.421   281.56
2044.71    0.424   280.94
2045.71    0.427   280.32
2046.71    0.430   279.72
2047.71    0.433   279.13
2048.72    0.436   278.54
2049.72    0.439   277.97
2050.72    0.441   277.39
2051.72    0.444   276.83
2052.72    0.446   276.27
2053.72    0.449   275.72
2054.72    0.451   275.18
2055.72    0.453   274.64
2056.72    0.456   274.10
2057.72    0.458   273.57
2058.72    0.460   273.05
2059.72    0.462   272.53
2060.72    0.464   272.01
2061.72    0.465   271.50
2062.72    0.467   270.99
2063.72    0.469   270.48
2064.72    0.470   269.98
2065.72    0.472   269.49
2066.72    0.473   268.99
2067.72    0.474   268.50
2068.72    0.475   268.01
2069.72    0.477   267.52
2070.72    0.478   267.04
2071.72    0.479   266.55
2072.72    0.479   266.07
2073.72    0.480   265.59
2074.72    0.481   265.11
2075.72    0.482   264.64
2076.72    0.482   264.16
2077.72    0.483   263.69
2078.72    0.483   263.21
2079.72    0.483   262.74
2080.72    0.484   262.27
2081.72    0.484   261.79
2082.72    0.484   261.32
2083.72    0.484   260.85
2084.72    0.484   260.38
2085.72    0.483   259.90
2086.72    0.483   259.43
2087.72    0.483   258.96
2088.72    0.482   258.48
2089.72    0.482   258.01
2090.72    0.481   257.53
2091.72    0.480   257.05
2092.72    0.480   256.57
2093.72    0.479   256.09
2094.72    0.478   255.61
2095.72    0.477   255.13
2096.72    0.476   254.64
2097.72    0.474   254.15
2098.72    0.473   253.66
2099.72    0.472   253.16
2100.72    0.470   252.66
2101.72    0.468   252.16
2102.72    0.467   251.65
2103.72    0.465   251.15
2104.72    0.463   250.63
2105.72    0.461   250.11
2106.72    0.459   249.59
2107.72    0.457   249.07
2108.72    0.454   248.53
2109.72    0.452   248.00
2110.72    0.450   247.45
2111.72    0.447   246.90
2112.72    0.444   246.35
2113.72    0.441   245.78
2114.72    0.438   245.21
2115.72    0.435   244.63






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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.


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Double Star Calculator: Version 1.2 ($Rev: 2397 $)
Report created: 2026-06-25 14:44:11



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