Double Star Calculator - Orbit

Orbital Elements for I468
WDS: I468 WDS ID/Discoverer
P: 217.702 Orbital period (years)
a: 2.32852 Semi-major axis (arcseconds)
i: 41.816 Inclination (degrees)
Ω: 121.616 Longitude of ascending node (degrees)
T: 1970.722 Epoch of periastron passage (year)
e: 0.48485 Eccentricity
ω: 230.607 Longitude of periastron (degrees)
Start-Year: 1916.149 Year
End-Year: 2133.851 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for I468
Position: 032335.23-400435.4 Epoch-2000 right ascension and declination
WDS-ID: 03236-4005 WDS designation
Discoverer Code: I468 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 21175 HD catalog number
Hipparcos number: 15799 Hipparcos catalog number
V1: 6.8 Magnitude of the primary
V2: 11.0 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 5 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 I468



WDS 6th Orbit including measures of I468

-- 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 I468
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    2.818   129.79
--------------------------
1916.15    2.096   213.62
1917.15    2.079   214.96
1918.15    2.062   216.32
1919.15    2.045   217.71
1920.15    2.028   219.12
1921.15    2.011   220.55
1922.15    1.995   222.01
1923.15    1.978   223.49
1924.15    1.962   224.99
1925.15    1.946   226.52
1926.15    1.930   228.08
1927.15    1.915   229.66
1928.15    1.900   231.27
1929.15    1.885   232.90
1930.15    1.870   234.56
1931.15    1.855   236.24
1932.15    1.841   237.96
1933.15    1.826   239.69
1934.15    1.812   241.46
1935.15    1.798   243.25
1936.15    1.785   245.07
1937.15    1.771   246.92
1938.15    1.758   248.80
1939.15    1.744   250.71
1940.15    1.731   252.64
1941.15    1.717   254.61
1942.15    1.704   256.61
1943.15    1.690   258.64
1944.15    1.677   260.70
1945.15    1.663   262.79
1946.15    1.649   264.93
1947.15    1.634   267.09
1948.15    1.620   269.30
1949.15    1.604   271.55
1950.15    1.588   273.84
1951.15    1.572   276.19
1952.15    1.554   278.58
1953.15    1.536   281.03
1954.15    1.517   283.53
1955.15    1.496   286.11
1956.15    1.475   288.76
1957.15    1.452   291.49
1958.15    1.428   294.30
1959.15    1.402   297.22
1960.15    1.374   300.26
1961.15    1.346   303.42
1962.15    1.315   306.72
1963.15    1.283   310.18
1964.15    1.250   313.82
1965.15    1.216   317.67
1966.15    1.181   321.74
1967.15    1.146   326.06
1968.15    1.111   330.65
1969.15    1.077   335.53
1970.15    1.045   340.73
1971.15    1.016   346.23
1972.15    0.990   352.05
1973.15    0.970   358.14
1974.15    0.955     4.46
1975.15    0.946    10.94
1976.15    0.944    17.49
1977.15    0.950    24.02
1978.15    0.962    30.42
1979.15    0.982    36.61
1980.15    1.008    42.52
1981.15    1.040    48.09
1982.15    1.077    53.32
1983.15    1.118    58.17
1984.15    1.163    62.67
1985.15    1.210    66.82
1986.15    1.259    70.66
1987.15    1.310    74.20
1988.15    1.362    77.48
1989.15    1.415    80.51
1990.15    1.468    83.32
1991.15    1.521    85.94
1992.15    1.574    88.38
1993.15    1.626    90.67
1994.15    1.678    92.81
1995.15    1.729    94.82
1996.15    1.779    96.72
1997.15    1.829    98.52
1998.15    1.877   100.22
1999.15    1.925   101.84
2000.15    1.971   103.38
2001.15    2.017   104.85
2002.15    2.061   106.26
2003.15    2.104   107.60
2004.15    2.147   108.90
2005.15    2.188   110.14
2006.15    2.228   111.34
2007.15    2.266   112.50
2008.15    2.304   113.62
2009.15    2.341   114.70
2010.15    2.377   115.75
2011.15    2.411   116.77
2012.15    2.445   117.76
2013.15    2.477   118.73
2014.15    2.509   119.67
2015.15    2.539   120.58
2016.15    2.568   121.48
2017.15    2.597   122.36
2018.15    2.624   123.21
2019.15    2.651   124.05
2020.15    2.676   124.88
2021.15    2.701   125.69
2022.15    2.725   126.48
2023.15    2.748   127.26
2024.15    2.770   128.03
2025.15    2.791   128.78
2026.15    2.811   129.53
2027.15    2.831   130.26
2028.15    2.849   130.99
2029.15    2.867   131.70
2030.15    2.884   132.41
2031.15    2.901   133.11
2032.15    2.916   133.80
2033.15    2.931   134.48
2034.15    2.945   135.16
2035.15    2.958   135.83
2036.15    2.971   136.50
2037.15    2.983   137.16
2038.15    2.994   137.81
2039.15    3.004   138.46
2040.15    3.014   139.11
2041.15    3.023   139.75
2042.15    3.032   140.38
2043.15    3.040   141.02
2044.15    3.047   141.65
2045.15    3.053   142.28
2046.15    3.059   142.90
2047.15    3.065   143.53
2048.15    3.070   144.15
2049.15    3.074   144.77
2050.15    3.077   145.39
2051.15    3.080   146.00
2052.15    3.083   146.62
2053.15    3.085   147.23
2054.15    3.086   147.85
2055.15    3.087   148.46
2056.15    3.088   149.07
2057.15    3.087   149.69
2058.15    3.087   150.30
2059.15    3.086   150.91
2060.15    3.084   151.53
2061.15    3.082   152.14
2062.15    3.079   152.76
2063.15    3.076   153.37
2064.15    3.072   153.99
2065.15    3.068   154.61
2066.15    3.064   155.23
2067.15    3.059   155.86
2068.15    3.053   156.48
2069.15    3.048   157.11
2070.15    3.041   157.74
2071.15    3.035   158.38
2072.15    3.028   159.01
2073.15    3.020   159.65
2074.15    3.012   160.29
2075.15    3.004   160.94
2076.15    2.996   161.59
2077.15    2.987   162.24
2078.15    2.977   162.90
2079.15    2.967   163.56
2080.15    2.957   164.23
2081.15    2.947   164.90
2082.15    2.936   165.57
2083.15    2.925   166.25
2084.15    2.914   166.94
2085.15    2.902   167.63
2086.15    2.890   168.33
2087.15    2.877   169.03
2088.15    2.865   169.74
2089.15    2.851   170.45
2090.15    2.838   171.18
2091.15    2.825   171.91
2092.15    2.811   172.64
2093.15    2.797   173.38
2094.15    2.782   174.14
2095.15    2.768   174.89
2096.15    2.753   175.66
2097.15    2.738   176.44
2098.15    2.722   177.22
2099.15    2.707   178.01
2100.15    2.691   178.82
2101.15    2.675   179.63
2102.15    2.659   180.45
2103.15    2.642   181.28
2104.15    2.626   182.13
2105.15    2.609   182.98
2106.15    2.592   183.84
2107.15    2.575   184.72
2108.15    2.558   185.61
2109.15    2.540   186.50
2110.15    2.523   187.42
2111.15    2.505   188.34
2112.15    2.488   189.28
2113.15    2.470   190.23
2114.15    2.452   191.20
2115.15    2.434   192.17
2116.15    2.416   193.17
2117.15    2.398   194.18
2118.15    2.380   195.20
2119.15    2.361   196.24
2120.15    2.343   197.30
2121.15    2.325   198.37
2122.15    2.307   199.46
2123.15    2.288   200.57
2124.15    2.270   201.69
2125.15    2.252   202.84
2126.15    2.234   204.00
2127.15    2.216   205.18
2128.15    2.197   206.38
2129.15    2.179   207.60
2130.15    2.162   208.84
2131.15    2.144   210.10
2132.15    2.126   211.38
2133.15    2.108   212.69






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 15:10:03



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