Double Star Calculator - Orbit

Orbital Elements for OL22

WDS:	OL22	WDS ID/Discoverer
P:	125.830	Orbital period (years)
a:	0.392	Semi-major axis (arcseconds)
i:	37.7	Inclination (degrees)
Ω:	209.2	Longitude of ascending node (degrees)
T:	1971.380	Epoch of periastron passage (year)
e:	0.548	Eccentricity
ω:	49.6	Longitude of periastron (degrees)
Start-Year:	1962.085	Year
End-Year:	2087.915	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for OL22
Position:	191225.18-330343.4	Epoch-2000 right ascension and declination
WDS-ID:	19124-3304	WDS designation
Discoverer Code:	OL22	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	179058	HD catalog number
Hipparcos number:	94367	Hipparcos catalog number
V1:	8.36	Magnitude of the primary
V2:	9.51	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2010	Date of last observation
Orbit grade:	3	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Hrt2014b	Reference

Double Star Orbit for OL22

WDS 6th Orbit including measures of OL22

-- 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 OL22

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.548    64.44
--------------------------
1962.09    0.242   181.78
1963.09    0.234   186.91
1964.09    0.226   192.39
1965.09    0.218   198.30
1966.09    0.209   204.70
1967.09    0.199   211.70
1968.09    0.189   219.45
1969.09    0.178   228.08
1970.09    0.168   237.79
1971.09    0.159   248.67
1972.09    0.152   260.72
1973.09    0.148   273.66
1974.09    0.149   286.91
1975.09    0.153   299.72
1976.09    0.162   311.48
1977.09    0.174   321.84
1978.09    0.188   330.77
1979.09    0.203   338.41
1980.09    0.219   344.93
1981.09    0.236   350.55
1982.09    0.253   355.44
1983.09    0.269   359.72
1984.09    0.285     3.52
1985.09    0.300     6.92
1986.09    0.315     9.99
1987.09    0.330    12.79
1988.09    0.344    15.36
1989.09    0.357    17.73
1990.09    0.370    19.94
1991.09    0.382    22.00
1992.09    0.393    23.94
1993.09    0.404    25.76
1994.09    0.415    27.50
1995.09    0.425    29.15
1996.09    0.435    30.72
1997.09    0.444    32.23
1998.09    0.452    33.68
1999.09    0.460    35.08
2000.09    0.468    36.43
2001.09    0.475    37.74
2002.09    0.482    39.01
2003.09    0.489    40.24
2004.09    0.495    41.44
2005.09    0.500    42.62
2006.09    0.506    43.77
2007.09    0.511    44.89
2008.09    0.515    46.00
2009.09    0.520    47.09
2010.09    0.524    48.16
2011.09    0.527    49.21
2012.09    0.531    50.25
2013.09    0.534    51.28
2014.09    0.536    52.29
2015.09    0.539    53.30
2016.09    0.541    54.30
2017.09    0.543    55.29
2018.09    0.544    56.27
2019.09    0.546    57.25
2020.09    0.547    58.23
2021.09    0.548    59.20
2022.09    0.548    60.17
2023.09    0.549    61.13
2024.09    0.549    62.10
2025.09    0.549    63.07
2026.09    0.548    64.03
2027.09    0.548    65.00
2028.09    0.547    65.97
2029.09    0.546    66.95
2030.09    0.545    67.93
2031.09    0.543    68.91
2032.09    0.541    69.90
2033.09    0.540    70.90
2034.09    0.537    71.90
2035.09    0.535    72.91
2036.09    0.533    73.93
2037.09    0.530    74.96
2038.09    0.527    76.00
2039.09    0.524    77.06
2040.09    0.521    78.12
2041.09    0.518    79.20
2042.09    0.514    80.29
2043.09    0.510    81.40
2044.09    0.507    82.53
2045.09    0.503    83.67
2046.09    0.498    84.83
2047.09    0.494    86.01
2048.09    0.490    87.22
2049.09    0.485    88.44
2050.09    0.480    89.69
2051.09    0.475    90.97
2052.09    0.470    92.27
2053.09    0.465    93.60
2054.09    0.460    94.96
2055.09    0.454    96.35
2056.09    0.449    97.78
2057.09    0.443    99.24
2058.09    0.437   100.74
2059.09    0.431   102.29
2060.09    0.425   103.87
2061.09    0.419   105.50
2062.09    0.413   107.18
2063.09    0.407   108.91
2064.09    0.401   110.69
2065.09    0.394   112.54
2066.09    0.388   114.44
2067.09    0.381   116.41
2068.09    0.375   118.44
2069.09    0.368   120.55
2070.09    0.362   122.73
2071.09    0.355   125.00
2072.09    0.348   127.35
2073.09    0.342   129.80
2074.09    0.335   132.34
2075.09    0.328   134.98
2076.09    0.322   137.74
2077.09    0.315   140.61
2078.09    0.308   143.60
2079.09    0.302   146.73
2080.09    0.295   150.00
2081.09    0.289   153.41
2082.09    0.282   156.98
2083.09    0.275   160.73
2084.09    0.269   164.66
2085.09    0.262   168.80
2086.09    0.255   173.15
2087.09    0.248   177.75

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 18:01:43