Double Star Calculator - Orbit

Orbital Elements for A1563

WDS:	A1563	WDS ID/Discoverer
P:	120.000	Orbital period (years)
a:	0.166	Semi-major axis (arcseconds)
i:	110.6	Inclination (degrees)
Ω:	97.0	Longitude of ascending node (degrees)
T:	2000.000	Epoch of periastron passage (year)
e:	0.39	Eccentricity
ω:	66.2	Longitude of periastron (degrees)
Start-Year:	1965.0	Year
End-Year:	2085.0	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A1563
Position:	053825.61+430050.5	Epoch-2000 right ascension and declination
WDS-ID:	05384+4301	WDS designation
Discoverer Code:	A1563	Discover designation and components
ADS number:	4219	Aitken Double Star catalog
HD number:	37137	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	9.3	Magnitude of the primary
V2:	9.3	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	1984	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:	Cou1986b	Reference

Double Star Orbit for A1563

WDS 6th Orbit including measures of A1563

-- 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 A1563

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.177   273.71
--------------------------
1965.00    0.087   149.13
1966.00    0.089   145.67
1967.00    0.092   142.41
1968.00    0.095   139.33
1969.00    0.098   136.44
1970.00    0.101   133.71
1971.00    0.104   131.15
1972.00    0.107   128.72
1973.00    0.110   126.43
1974.00    0.112   124.26
1975.00    0.115   122.19
1976.00    0.118   120.22
1977.00    0.120   118.33
1978.00    0.123   116.52
1979.00    0.125   114.77
1980.00    0.127   113.07
1981.00    0.128   111.42
1982.00    0.129   109.80
1983.00    0.130   108.21
1984.00    0.130   106.63
1985.00    0.130   105.05
1986.00    0.130   103.46
1987.00    0.128   101.85
1988.00    0.127   100.21
1989.00    0.124    98.51
1990.00    0.121    96.73
1991.00    0.117    94.84
1992.00    0.113    92.82
1993.00    0.107    90.60
1994.00    0.101    88.14
1995.00    0.094    85.33
1996.00    0.087    82.04
1997.00    0.078    78.09
1998.00    0.070    73.18
1999.00    0.061    66.86
2000.00    0.052    58.42
2001.00    0.045    46.89
2002.00    0.039    31.34
2003.00    0.036    12.20
2004.00    0.038   352.53
2005.00    0.043   335.92
2006.00    0.050   323.45
2007.00    0.059   314.38
2008.00    0.068   307.69
2009.00    0.077   302.60
2010.00    0.087   298.60
2011.00    0.095   295.36
2012.00    0.104   292.66
2013.00    0.112   290.37
2014.00    0.120   288.37
2015.00    0.127   286.61
2016.00    0.134   285.04
2017.00    0.140   283.61
2018.00    0.146   282.29
2019.00    0.151   281.07
2020.00    0.156   279.93
2021.00    0.160   278.86
2022.00    0.164   277.84
2023.00    0.168   276.87
2024.00    0.171   275.93
2025.00    0.173   275.02
2026.00    0.176   274.14
2027.00    0.178   273.29
2028.00    0.179   272.45
2029.00    0.181   271.62
2030.00    0.182   270.81
2031.00    0.182   270.00
2032.00    0.183   269.20
2033.00    0.183   268.40
2034.00    0.183   267.60
2035.00    0.183   266.79
2036.00    0.182   265.99
2037.00    0.181   265.18
2038.00    0.180   264.36
2039.00    0.179   263.52
2040.00    0.177   262.68
2041.00    0.176   261.82
2042.00    0.174   260.94
2043.00    0.172   260.05
2044.00    0.170   259.13
2045.00    0.167   258.18
2046.00    0.165   257.21
2047.00    0.162   256.21
2048.00    0.159   255.17
2049.00    0.156   254.10
2050.00    0.153   252.98
2051.00    0.150   251.82
2052.00    0.147   250.61
2053.00    0.144   249.34
2054.00    0.140   248.01
2055.00    0.137   246.62
2056.00    0.133   245.16
2057.00    0.130   243.61
2058.00    0.126   241.98
2059.00    0.123   240.25
2060.00    0.119   238.42
2061.00    0.116   236.47
2062.00    0.112   234.40
2063.00    0.108   232.19
2064.00    0.105   229.84
2065.00    0.102   227.32
2066.00    0.098   224.64
2067.00    0.095   221.77
2068.00    0.092   218.71
2069.00    0.089   215.45
2070.00    0.087   211.98
2071.00    0.084   208.31
2072.00    0.082   204.44
2073.00    0.080   200.38
2074.00    0.079   196.15
2075.00    0.078   191.78
2076.00    0.077   187.31
2077.00    0.077   182.77
2078.00    0.077   178.21
2079.00    0.077   173.68
2080.00    0.078   169.22
2081.00    0.079   164.87
2082.00    0.081   160.67
2083.00    0.082   156.63
2084.00    0.084   152.78

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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.

Report Information

Double Star Calculator:		Version 1.2 ($Rev: 2397 $)
Report created:		2026-06-25 15:39:21