Double Star Calculator - Orbit

Orbital Elements for HO532AC

WDS:	HO532AC	WDS ID/Discoverer
P:	160.670	Orbital period (years)
a:	1.791	Semi-major axis (arcseconds)
i:	100.1	Inclination (degrees)
Ω:	110.9	Longitude of ascending node (degrees)
T:	1972.580	Epoch of periastron passage (year)
e:	0.86	Eccentricity
ω:	280.1	Longitude of periastron (degrees)
Start-Year:	1944.665	Year
End-Year:	2105.335	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HO532AC
Position:	104521.48+383042.4	Epoch-2000 right ascension and declination
WDS-ID:	10454+3831	WDS designation
Discoverer Code:	HO532AC	Discover designation and components
ADS number:	7915	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	52600	Hipparcos catalog number
V1:	9.42	Magnitude of the primary
V2:	11.76	Magnitude of the secondary
Equinox:		Equinox
Date:	1995	Date of last observation
Orbit grade:	4	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Mnt2000a	Reference

Double Star Orbit for HO532AC

WDS 6th Orbit including measures of HO532AC

-- 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 HO532AC

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.544    15.67
--------------------------
1944.66    1.270   306.46
1945.66    1.267   306.06
1946.66    1.263   305.66
1947.66    1.258   305.25
1948.66    1.252   304.84
1949.66    1.245   304.43
1950.66    1.237   304.01
1951.66    1.227   303.59
1952.66    1.216   303.16
1953.66    1.204   302.72
1954.66    1.190   302.27
1955.66    1.174   301.81
1956.66    1.156   301.34
1957.66    1.136   300.85
1958.66    1.114   300.34
1959.66    1.089   299.81
1960.66    1.060   299.25
1961.66    1.029   298.67
1962.66    0.993   298.04
1963.66    0.952   297.36
1964.66    0.906   296.61
1965.66    0.852   295.78
1966.66    0.790   294.83
1967.66    0.717   293.69
1968.66    0.628   292.27
1969.66    0.518   290.31
1970.66    0.375   287.04
1971.66    0.185   278.06
1972.66    0.078   144.01
1973.66    0.282   115.67
1974.66    0.420   110.40
1975.66    0.510   107.43
1976.66    0.571   105.24
1977.66    0.614   103.41
1978.66    0.645   101.79
1979.66    0.668   100.31
1980.66    0.685    98.90
1981.66    0.697    97.56
1982.66    0.705    96.25
1983.66    0.710    94.97
1984.66    0.713    93.70
1985.66    0.713    92.43
1986.66    0.712    91.17
1987.66    0.710    89.89
1988.66    0.706    88.61
1989.66    0.701    87.31
1990.66    0.695    85.99
1991.66    0.689    84.65
1992.66    0.682    83.28
1993.66    0.675    81.88
1994.66    0.667    80.46
1995.66    0.659    79.00
1996.66    0.651    77.50
1997.66    0.643    75.96
1998.66    0.634    74.38
1999.66    0.626    72.76
2000.66    0.617    71.10
2001.66    0.609    69.38
2002.66    0.601    67.63
2003.66    0.593    65.82
2004.66    0.585    63.96
2005.66    0.577    62.06
2006.66    0.570    60.11
2007.66    0.563    58.10
2008.66    0.557    56.06
2009.66    0.551    53.96
2010.66    0.546    51.82
2011.66    0.541    49.64
2012.66    0.537    47.43
2013.66    0.533    45.18
2014.66    0.530    42.90
2015.66    0.527    40.60
2016.66    0.525    38.27
2017.66    0.524    35.94
2018.66    0.524    33.59
2019.66    0.524    31.25
2020.66    0.525    28.91
2021.66    0.526    26.58
2022.66    0.529    24.27
2023.66    0.532    21.98
2024.66    0.535    19.73
2025.66    0.540    17.50
2026.66    0.545    15.31
2027.66    0.550    13.16
2028.66    0.556    11.06
2029.66    0.563     9.01
2030.66    0.570     7.01
2031.66    0.578     5.05
2032.66    0.586     3.16
2033.66    0.595     1.31
2034.66    0.604   359.53
2035.66    0.614   357.79
2036.66    0.624   356.11
2037.66    0.634   354.49
2038.66    0.645   352.91
2039.66    0.656   351.39
2040.66    0.667   349.92
2041.66    0.679   348.50
2042.66    0.690   347.13
2043.66    0.702   345.81
2044.66    0.715   344.52
2045.66    0.727   343.29
2046.66    0.739   342.09
2047.66    0.752   340.93
2048.66    0.765   339.81
2049.66    0.778   338.73
2050.66    0.791   337.69
2051.66    0.803   336.67
2052.66    0.817   335.69
2053.66    0.830   334.74
2054.66    0.843   333.82
2055.66    0.856   332.93
2056.66    0.869   332.07
2057.66    0.882   331.23
2058.66    0.895   330.41
2059.66    0.908   329.62
2060.66    0.921   328.85
2061.66    0.934   328.10
2062.66    0.947   327.38
2063.66    0.960   326.67
2064.66    0.972   325.98
2065.66    0.985   325.31
2066.66    0.997   324.65
2067.66    1.010   324.01
2068.66    1.022   323.39
2069.66    1.034   322.78
2070.66    1.046   322.19
2071.66    1.057   321.61
2072.66    1.069   321.04
2073.66    1.080   320.48
2074.66    1.091   319.93
2075.66    1.102   319.40
2076.66    1.113   318.88
2077.66    1.124   318.36
2078.66    1.134   317.86
2079.66    1.144   317.36
2080.66    1.154   316.87
2081.66    1.163   316.39
2082.66    1.173   315.92
2083.66    1.181   315.46
2084.66    1.190   315.00
2085.66    1.198   314.55
2086.66    1.206   314.11
2087.66    1.214   313.67
2088.66    1.221   313.23
2089.66    1.228   312.80
2090.66    1.235   312.38
2091.66    1.241   311.96
2092.66    1.246   311.54
2093.66    1.251   311.13
2094.66    1.256   310.72
2095.66    1.260   310.32
2096.66    1.264   309.91
2097.66    1.267   309.51
2098.66    1.270   309.11
2099.66    1.272   308.71
2100.66    1.273   308.31
2101.66    1.274   307.92
2102.66    1.274   307.52
2103.66    1.273   307.12
2104.66    1.271   306.73

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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.

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Double Star Calculator:		Version 1.2 ($Rev: 2397 $)
Report created:		2026-06-25 16:30:21