Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision:   $Rev: 1216 $
- Report created:   2025-07-11 16:56:34

Orbital Elements for HO326
WDS: HO326 WDS ID/Discoverer
P: 158.180 Orbital period (years)
a: 0.643 Semi-major axis (arcseconds)
i: 72.7 Inclination (degrees)
Ω: 147.6 Longitude of ascending node (degrees)
T: 1880.920 Epoch of periastron passage (year)
e: 0.857 Eccentricity
ω: 271.6 Longitude of periastron (degrees)
Start-Year: 1946.0 Year
End-Year: 2104.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HO326
Position: 040908.56+283835.0 Epoch-2000 right ascension and declination
WDS-ID: 04091+2839 WDS designation
Discoverer Code: HO326 Discover designation and components
ADS number: 3021 Aitken Double Star catalog
HD number: 26126 HD catalog number
Hipparcos number: 19385 Hipparcos catalog number
V1: 9.07 Magnitude of the primary
V2: 9.15 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2003 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for HO326



WDS 6th Orbit including measures of HO326

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of HO326
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.363    306.7
-------------------------
1946.0     0.353    226.8
1947.0     0.353    228.0
1948.0     0.353    229.2
1949.0     0.353    230.3
1950.0     0.353    231.5
1951.0     0.353    232.6
1952.0     0.353    233.8
1953.0     0.354    234.9
1954.0     0.354    236.1
1955.0     0.354    237.2
1956.0     0.355    238.4
1957.0     0.355    239.5
1958.0     0.355    240.7
1959.0     0.356    241.8
1960.0     0.356    243.0
1961.0     0.357    244.1
1962.0     0.358    245.2
1963.0     0.359    246.3
1964.0     0.359    247.5
1965.0     0.360    248.6
1966.0     0.361    249.7
1967.0     0.362    250.8
1968.0     0.363    251.9
1969.0     0.364    253.0
1970.0     0.365    254.1
1971.0     0.366    255.1
1972.0     0.367    256.2
1973.0     0.368    257.3
1974.0     0.369    258.3
1975.0     0.371    259.4
1976.0     0.372    260.4
1977.0     0.373    261.5
1978.0     0.374    262.5
1979.0     0.376    263.5
1980.0     0.377    264.6
1981.0     0.378    265.6
1982.0     0.380    266.6
1983.0     0.381    267.6
1984.0     0.382    268.6
1985.0     0.384    269.5
1986.0     0.385    270.5
1987.0     0.386    271.5
1988.0     0.388    272.4
1989.0     0.389    273.4
1990.0     0.390    274.4
1991.0     0.392    275.3
1992.0     0.393    276.2
1993.0     0.394    277.2
1994.0     0.395    278.1
1995.0     0.396    279.0
1996.0     0.397    279.9
1997.0     0.398    280.8
1998.0     0.399    281.7
1999.0     0.400    282.6
2000.0     0.401    283.5
2001.0     0.402    284.4
2002.0     0.402    285.3
2003.0     0.403    286.2
2004.0     0.403    287.1
2005.0     0.404    288.0
2006.0     0.404    288.9
2007.0     0.404    289.8
2008.0     0.404    290.7
2009.0     0.404    291.5
2010.0     0.403    292.4
2011.0     0.403    293.3
2012.0     0.402    294.2
2013.0     0.401    295.1
2014.0     0.400    296.0
2015.0     0.398    296.9
2016.0     0.396    297.8
2017.0     0.394    298.7
2018.0     0.392    299.7
2019.0     0.389    300.6
2020.0     0.386    301.6
2021.0     0.383    302.5
2022.0     0.379    303.5
2023.0     0.374    304.6
2024.0     0.369    305.6
2025.0     0.363    306.7
2026.0     0.356    307.8
2027.0     0.349    309.0
2028.0     0.340    310.2
2029.0     0.331    311.4
2030.0     0.319    312.8
2031.0     0.307    314.3
2032.0     0.292    315.9
2033.0     0.274    317.7
2034.0     0.253    319.8
2035.0     0.227    322.3
2036.0     0.194    325.5
2037.0     0.152    330.4
2038.0     0.093    340.3
2039.0     0.028     44.0
2040.0     0.083    132.6
2041.0     0.143    144.5
2042.0     0.186    149.8
2043.0     0.218    153.4
2044.0     0.242    156.1
2045.0     0.262    158.4
2046.0     0.278    160.3
2047.0     0.292    162.1
2048.0     0.304    163.7
2049.0     0.313    165.3
2050.0     0.322    166.7
2051.0     0.329    168.0
2052.0     0.336    169.3
2053.0     0.341    170.6
2054.0     0.346    171.8
2055.0     0.350    173.0
2056.0     0.354    174.2
2057.0     0.357    175.3
2058.0     0.360    176.4
2059.0     0.362    177.6
2060.0     0.364    178.7
2061.0     0.366    179.7
2062.0     0.367    180.8
2063.0     0.368    181.9
2064.0     0.369    182.9
2065.0     0.370    184.0
2066.0     0.371    185.0
2067.0     0.371    186.1
2068.0     0.371    187.1
2069.0     0.371    188.2
2070.0     0.371    189.2
2071.0     0.371    190.3
2072.0     0.371    191.3
2073.0     0.371    192.4
2074.0     0.370    193.4
2075.0     0.370    194.5
2076.0     0.369    195.5
2077.0     0.369    196.6
2078.0     0.368    197.6
2079.0     0.368    198.7
2080.0     0.367    199.8
2081.0     0.366    200.9
2082.0     0.366    201.9
2083.0     0.365    203.0
2084.0     0.364    204.1
2085.0     0.363    205.2
2086.0     0.363    206.3
2087.0     0.362    207.4
2088.0     0.361    208.5
2089.0     0.360    209.6
2090.0     0.360    210.7
2091.0     0.359    211.8
2092.0     0.358    212.9
2093.0     0.358    214.1
2094.0     0.357    215.2
2095.0     0.357    216.3
2096.0     0.356    217.5
2097.0     0.356    218.6
2098.0     0.355    219.7
2099.0     0.355    220.9
2100.0     0.354    222.0
2101.0     0.354    223.2
2102.0     0.354    224.3
2103.0     0.354    225.5



 

Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 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.


www.stella-vega.de