Double Star Calculator - Orbit

Orbital Elements for SLR14

WDS:	SLR14	WDS ID/Discoverer
P:	116.196	Orbital period (years)
a:	0.81479	Semi-major axis (arcseconds)
i:	153.944	Inclination (degrees)
Ω:	51.965	Longitude of ascending node (degrees)
T:	1978.361	Epoch of periastron passage (year)
e:	0.26425	Eccentricity
ω:	212.119	Longitude of periastron (degrees)
Start-Year:	1966.9018	Year
End-Year:	2083.0982	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for SLR14
Position:	235034.40-514219.4	Epoch-2000 right ascension and declination
WDS-ID:	23506-5142	WDS designation
Discoverer Code:	SLR14	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	223551	HD catalog number
Hipparcos number:	117570	Hipparcos catalog number
V1:	8.28	Magnitude of the primary
V2:	8.59	Magnitude of the secondary
Equinox:		Equinox
Date:	2013	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:	Izm2019	Reference

Double Star Orbit for SLR14

WDS 6th Orbit including measures of SLR14

-- 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 SLR14

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    1.005    40.01
--------------------------
1966.90    0.653   256.22
1967.90    0.647   252.01
1968.90    0.641   247.71
1969.90    0.635   243.34
1970.90    0.629   238.88
1971.90    0.623   234.33
1972.90    0.616   229.68
1973.90    0.610   224.94
1974.90    0.603   220.09
1975.90    0.597   215.14
1976.90    0.591   210.09
1977.90    0.585   204.94
1978.90    0.580   199.69
1979.90    0.576   194.36
1980.90    0.572   188.95
1981.90    0.570   183.48
1982.90    0.568   177.97
1983.90    0.568   172.45
1984.90    0.570   166.95
1985.90    0.573   161.48
1986.90    0.577   156.09
1987.90    0.583   150.80
1988.90    0.591   145.62
1989.90    0.600   140.59
1990.90    0.610   135.71
1991.90    0.621   131.00
1992.90    0.633   126.47
1993.90    0.647   122.12
1994.90    0.661   117.95
1995.90    0.675   113.96
1996.90    0.690   110.14
1997.90    0.706   106.48
1998.90    0.721   102.98
1999.90    0.737    99.63
2000.90    0.753    96.42
2001.90    0.768    93.34
2002.90    0.784    90.38
2003.90    0.799    87.53
2004.90    0.814    84.79
2005.90    0.828    82.15
2006.90    0.842    79.59
2007.90    0.856    77.12
2008.90    0.869    74.73
2009.90    0.882    72.40
2010.90    0.894    70.14
2011.90    0.906    67.94
2012.90    0.917    65.80
2013.90    0.927    63.70
2014.90    0.937    61.65
2015.90    0.946    59.64
2016.90    0.955    57.66
2017.90    0.962    55.72
2018.90    0.970    53.81
2019.90    0.977    51.93
2020.90    0.983    50.08
2021.90    0.988    48.24
2022.90    0.993    46.42
2023.90    0.997    44.63
2024.90    1.001    42.84
2025.90    1.004    41.07
2026.90    1.006    39.30
2027.90    1.008    37.55
2028.90    1.010    35.80
2029.90    1.010    34.05
2030.90    1.010    32.30
2031.90    1.010    30.56
2032.90    1.009    28.81
2033.90    1.008    27.06
2034.90    1.006    25.30
2035.90    1.003    23.53
2036.90    1.000    21.76
2037.90    0.997    19.97
2038.90    0.993    18.17
2039.90    0.988    16.35
2040.90    0.984    14.52
2041.90    0.978    12.67
2042.90    0.973    10.80
2043.90    0.967     8.90
2044.90    0.960     6.98
2045.90    0.954     5.04
2046.90    0.946     3.06
2047.90    0.939     1.06
2048.90    0.931   359.02
2049.90    0.923   356.95
2050.90    0.915   354.84
2051.90    0.907   352.69
2052.90    0.898   350.50
2053.90    0.889   348.27
2054.90    0.880   345.99
2055.90    0.871   343.67
2056.90    0.862   341.29
2057.90    0.852   338.86
2058.90    0.843   336.38
2059.90    0.833   333.84
2060.90    0.824   331.25
2061.90    0.814   328.59
2062.90    0.805   325.88
2063.90    0.796   323.09
2064.90    0.787   320.25
2065.90    0.778   317.33
2066.90    0.769   314.35
2067.90    0.760   311.30
2068.90    0.752   308.18
2069.90    0.743   304.99
2070.90    0.735   301.73
2071.90    0.727   298.40
2072.90    0.720   294.99
2073.90    0.712   291.52
2074.90    0.705   287.97
2075.90    0.698   284.35
2076.90    0.692   280.67
2077.90    0.685   276.91
2078.90    0.679   273.08
2079.90    0.673   269.18
2080.90    0.667   265.20
2081.90    0.661   261.16
2082.90    0.655   257.04

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 18:55:04