Double Star Calculator - Orbit

Orbital Elements for HLD60

WDS:	HLD60	WDS ID/Discoverer
P:	217.269	Orbital period (years)
a:	0.87865	Semi-major axis (arcseconds)
i:	128.05	Inclination (degrees)
Ω:	147.353	Longitude of ascending node (degrees)
T:	1903.251	Epoch of periastron passage (year)
e:	0.63041	Eccentricity
ω:	148.186	Longitude of periastron (degrees)
Start-Year:	1916.3653	Year
End-Year:	2133.6347	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HLD60
Position:	000123.67+393638.2	Epoch-2000 right ascension and declination
WDS-ID:	00014+3937	WDS designation
Discoverer Code:	HLD60	Discover designation and components
ADS number:	17178	Aitken Double Star catalog
HD number:	224873	HD catalog number
Hipparcos number:	110	Hipparcos catalog number
V1:	9.09	Magnitude of the primary
V2:	9.77	Magnitude of the secondary
Equinox:		Equinox
Date:	2015	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 HLD60

WDS 6th Orbit including measures of HLD60

-- 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 HLD60

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    1.335   163.17
--------------------------
1916.37    0.391   285.30
1917.37    0.394   281.34
1918.37    0.398   277.44
1919.37    0.402   273.61
1920.37    0.406   269.86
1921.37    0.411   266.19
1922.37    0.417   262.63
1923.37    0.424   259.16
1924.37    0.431   255.81
1925.37    0.438   252.56
1926.37    0.447   249.44
1927.37    0.456   246.43
1928.37    0.465   243.54
1929.37    0.475   240.77
1930.37    0.486   238.12
1931.37    0.496   235.58
1932.37    0.508   233.15
1933.37    0.519   230.83
1934.37    0.531   228.61
1935.37    0.544   226.49
1936.37    0.556   224.47
1937.37    0.569   222.53
1938.37    0.582   220.68
1939.37    0.595   218.91
1940.37    0.608   217.22
1941.37    0.621   215.60
1942.37    0.634   214.05
1943.37    0.648   212.56
1944.37    0.661   211.13
1945.37    0.675   209.76
1946.37    0.688   208.44
1947.37    0.702   207.17
1948.37    0.715   205.95
1949.37    0.729   204.78
1950.37    0.742   203.65
1951.37    0.755   202.55
1952.37    0.769   201.50
1953.37    0.782   200.48
1954.37    0.795   199.50
1955.37    0.808   198.54
1956.37    0.821   197.62
1957.37    0.834   196.73
1958.37    0.847   195.86
1959.37    0.859   195.02
1960.37    0.872   194.20
1961.37    0.884   193.41
1962.37    0.896   192.64
1963.37    0.909   191.89
1964.37    0.921   191.15
1965.37    0.933   190.44
1966.37    0.944   189.75
1967.37    0.956   189.07
1968.37    0.967   188.41
1969.37    0.979   187.76
1970.37    0.990   187.13
1971.37    1.001   186.51
1972.37    1.012   185.91
1973.37    1.022   185.31
1974.37    1.033   184.73
1975.37    1.043   184.17
1976.37    1.054   183.61
1977.37    1.064   183.06
1978.37    1.074   182.53
1979.37    1.083   182.00
1980.37    1.093   181.49
1981.37    1.102   180.98
1982.37    1.112   180.48
1983.37    1.121   179.99
1984.37    1.130   179.50
1985.37    1.138   179.03
1986.37    1.147   178.56
1987.37    1.155   178.10
1988.37    1.163   177.64
1989.37    1.171   177.19
1990.37    1.179   176.75
1991.37    1.187   176.31
1992.37    1.194   175.88
1993.37    1.202   175.45
1994.37    1.209   175.03
1995.37    1.216   174.62
1996.37    1.223   174.20
1997.37    1.229   173.80
1998.37    1.236   173.39
1999.37    1.242   172.99
2000.37    1.248   172.60
2001.37    1.254   172.21
2002.37    1.259   171.82
2003.37    1.265   171.44
2004.37    1.270   171.05
2005.37    1.275   170.68
2006.37    1.280   170.30
2007.37    1.285   169.93
2008.37    1.289   169.56
2009.37    1.293   169.19
2010.37    1.297   168.83
2011.37    1.301   168.47
2012.37    1.305   168.11
2013.37    1.309   167.75
2014.37    1.312   167.39
2015.37    1.315   167.04
2016.37    1.318   166.68
2017.37    1.320   166.33
2018.37    1.323   165.98
2019.37    1.325   165.63
2020.37    1.327   165.28
2021.37    1.329   164.94
2022.37    1.331   164.59
2023.37    1.332   164.25
2024.37    1.333   163.90
2025.37    1.334   163.56
2026.37    1.335   163.21
2027.37    1.336   162.87
2028.37    1.336   162.53
2029.37    1.336   162.18
2030.37    1.336   161.84
2031.37    1.336   161.50
2032.37    1.335   161.16
2033.37    1.334   160.81
2034.37    1.333   160.47
2035.37    1.332   160.12
2036.37    1.331   159.78
2037.37    1.329   159.43
2038.37    1.327   159.08
2039.37    1.325   158.74
2040.37    1.322   158.39
2041.37    1.319   158.04
2042.37    1.316   157.68
2043.37    1.313   157.33
2044.37    1.310   156.97
2045.37    1.306   156.62
2046.37    1.302   156.26
2047.37    1.298   155.89
2048.37    1.293   155.53
2049.37    1.288   155.16
2050.37    1.283   154.79
2051.37    1.278   154.42
2052.37    1.272   154.04
2053.37    1.266   153.66
2054.37    1.260   153.28
2055.37    1.254   152.89
2056.37    1.247   152.50
2057.37    1.240   152.10
2058.37    1.232   151.70
2059.37    1.225   151.30
2060.37    1.217   150.89
2061.37    1.208   150.47
2062.37    1.200   150.05
2063.37    1.191   149.62
2064.37    1.181   149.19
2065.37    1.172   148.74
2066.37    1.162   148.29
2067.37    1.151   147.84
2068.37    1.141   147.37
2069.37    1.130   146.89
2070.37    1.118   146.41
2071.37    1.106   145.92
2072.37    1.094   145.41
2073.37    1.082   144.89
2074.37    1.069   144.36
2075.37    1.056   143.82
2076.37    1.042   143.27
2077.37    1.028   142.69
2078.37    1.013   142.11
2079.37    0.998   141.50
2080.37    0.983   140.88
2081.37    0.967   140.23
2082.37    0.950   139.57
2083.37    0.933   138.88
2084.37    0.916   138.16
2085.37    0.898   137.42
2086.37    0.880   136.64
2087.37    0.861   135.83
2088.37    0.842   134.99
2089.37    0.822   134.11
2090.37    0.802   133.18
2091.37    0.781   132.20
2092.37    0.759   131.17
2093.37    0.737   130.07
2094.37    0.715   128.91
2095.37    0.691   127.67
2096.37    0.668   126.35
2097.37    0.643   124.92
2098.37    0.618   123.39
2099.37    0.593   121.72
2100.37    0.567   119.90
2101.37    0.540   117.90
2102.37    0.514   115.69
2103.37    0.486   113.24
2104.37    0.459   110.50
2105.37    0.431   107.40
2106.37    0.403   103.87
2107.37    0.376    99.83
2108.37    0.349    95.15
2109.37    0.323    89.71
2110.37    0.299    83.36
2111.37    0.277    75.95
2112.37    0.259    67.40
2113.37    0.245    57.74
2114.37    0.237    47.18
2115.37    0.235    36.16
2116.37    0.239    25.22
2117.37    0.248    14.87
2118.37    0.261     5.41
2119.37    0.277   356.93
2120.37    0.293   349.38
2121.37    0.309   342.62
2122.37    0.324   336.50
2123.37    0.337   330.90
2124.37    0.348   325.69
2125.37    0.357   320.78
2126.37    0.365   316.09
2127.37    0.371   311.57
2128.37    0.376   307.18
2129.37    0.379   302.89
2130.37    0.382   298.67
2131.37    0.385   294.52
2132.37    0.388   290.42
2133.37    0.391   286.38

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 14:33:54