Double Star Calculator - Orbit

Orbital Elements for A2375

WDS:	A2375	WDS ID/Discoverer
P:	152.500	Orbital period (years)
a:	0.372	Semi-major axis (arcseconds)
i:	151.5	Inclination (degrees)
Ω:	71.7	Longitude of ascending node (degrees)
T:	1964.820	Epoch of periastron passage (year)
e:	0.637	Eccentricity
ω:	101.2	Longitude of periastron (degrees)
Start-Year:	1948.75	Year
End-Year:	2101.25	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A2375
Position:	105828.33+171106.2	Epoch-2000 right ascension and declination
WDS-ID:	10585+1711	WDS designation
Discoverer Code:	A2375	Discover designation and components
ADS number:	7997	Aitken Double Star catalog
HD number:	95037	HD catalog number
Hipparcos number:	53644	Hipparcos catalog number
V1:	10.44	Magnitude of the primary
V2:	10.03	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	1997	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:	Doc2009g	Reference

Double Star Orbit for A2375

WDS 6th Orbit including measures of A2375

-- 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 A2375

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.521   160.42
--------------------------
1948.75    0.300    83.76
1949.75    0.289    81.21
1950.75    0.278    78.46
1951.75    0.266    75.47
1952.75    0.254    72.20
1953.75    0.241    68.59
1954.75    0.228    64.58
1955.75    0.215    60.07
1956.75    0.201    54.96
1957.75    0.187    49.09
1958.75    0.173    42.26
1959.75    0.159    34.23
1960.75    0.146    24.73
1961.75    0.135    13.47
1962.75    0.126     0.35
1963.75    0.120   345.63
1964.75    0.119   330.09
1965.75    0.123   314.87
1966.75    0.130   300.94
1967.75    0.140   288.74
1968.75    0.152   278.30
1969.75    0.164   269.40
1970.75    0.177   261.76
1971.75    0.189   255.16
1972.75    0.202   249.37
1973.75    0.214   244.25
1974.75    0.226   239.67
1975.75    0.237   235.54
1976.75    0.248   231.78
1977.75    0.259   228.33
1978.75    0.269   225.15
1979.75    0.279   222.20
1980.75    0.288   219.45
1981.75    0.298   216.87
1982.75    0.307   214.45
1983.75    0.315   212.16
1984.75    0.324   210.00
1985.75    0.332   207.94
1986.75    0.340   205.98
1987.75    0.348   204.11
1988.75    0.355   202.31
1989.75    0.362   200.59
1990.75    0.369   198.94
1991.75    0.376   197.35
1992.75    0.383   195.82
1993.75    0.390   194.33
1994.75    0.396   192.90
1995.75    0.402   191.51
1996.75    0.408   190.16
1997.75    0.414   188.85
1998.75    0.419   187.57
1999.75    0.425   186.33
2000.75    0.430   185.12
2001.75    0.435   183.93
2002.75    0.440   182.78
2003.75    0.445   181.65
2004.75    0.450   180.55
2005.75    0.454   179.46
2006.75    0.459   178.40
2007.75    0.463   177.36
2008.75    0.467   176.34
2009.75    0.471   175.34
2010.75    0.475   174.35
2011.75    0.479   173.38
2012.75    0.483   172.42
2013.75    0.486   171.48
2014.75    0.490   170.55
2015.75    0.493   169.63
2016.75    0.496   168.73
2017.75    0.499   167.84
2018.75    0.502   166.95
2019.75    0.505   166.08
2020.75    0.508   165.22
2021.75    0.510   164.36
2022.75    0.513   163.52
2023.75    0.515   162.68
2024.75    0.517   161.85
2025.75    0.520   161.03
2026.75    0.522   160.21
2027.75    0.523   159.40
2028.75    0.525   158.60
2029.75    0.527   157.80
2030.75    0.529   157.00
2031.75    0.530   156.21
2032.75    0.531   155.43
2033.75    0.533   154.64
2034.75    0.534   153.87
2035.75    0.535   153.09
2036.75    0.536   152.32
2037.75    0.536   151.55
2038.75    0.537   150.78
2039.75    0.538   150.01
2040.75    0.538   149.25
2041.75    0.538   148.48
2042.75    0.539   147.72
2043.75    0.539   146.96
2044.75    0.539   146.19
2045.75    0.539   145.43
2046.75    0.538   144.67
2047.75    0.538   143.90
2048.75    0.538   143.14
2049.75    0.537   142.37
2050.75    0.536   141.60
2051.75    0.535   140.83
2052.75    0.534   140.06
2053.75    0.533   139.28
2054.75    0.532   138.50
2055.75    0.531   137.72
2056.75    0.530   136.93
2057.75    0.528   136.14
2058.75    0.526   135.35
2059.75    0.525   134.54
2060.75    0.523   133.74
2061.75    0.521   132.92
2062.75    0.518   132.10
2063.75    0.516   131.28
2064.75    0.514   130.44
2065.75    0.511   129.60
2066.75    0.508   128.74
2067.75    0.505   127.88
2068.75    0.502   127.01
2069.75    0.499   126.13
2070.75    0.496   125.23
2071.75    0.492   124.33
2072.75    0.489   123.41
2073.75    0.485   122.47
2074.75    0.481   121.53
2075.75    0.477   120.56
2076.75    0.473   119.58
2077.75    0.468   118.58
2078.75    0.464   117.56
2079.75    0.459   116.52
2080.75    0.454   115.46
2081.75    0.449   114.37
2082.75    0.443   113.26
2083.75    0.438   112.12
2084.75    0.432   110.95
2085.75    0.426   109.75
2086.75    0.420   108.51
2087.75    0.413   107.23
2088.75    0.407   105.92
2089.75    0.400   104.56
2090.75    0.393   103.15
2091.75    0.385   101.69
2092.75    0.378   100.17
2093.75    0.370    98.58
2094.75    0.362    96.93
2095.75    0.353    95.19
2096.75    0.344    93.37
2097.75    0.335    91.45
2098.75    0.325    89.42
2099.75    0.316    87.27
2100.75    0.305    84.97

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 16:32:06