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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 18:24:13

Orbital Elements for HU1268

WDS:	HU1268	WDS ID/Discoverer
P:	172.930	Orbital period (years)
a:	0.251	Semi-major axis (arcseconds)
i:	145.4	Inclination (degrees)
Ω:	148.9	Longitude of ascending node (degrees)
T:	1975.690	Epoch of periastron passage (year)
e:	0.599	Eccentricity
ω:	28.4	Longitude of periastron (degrees)
Start-Year:	1939.0	Year
End-Year:	2111.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HU1268

Position:	142932.75+361226.0	Epoch-2000 right ascension and declination
WDS-ID:	14295+3612	WDS designation
Discoverer Code:	HU1268	Discover designation and components
ADS number:	9285	Aitken Double Star catalog
HD number:	127303	HD catalog number
Hipparcos number:	70869	Hipparcos catalog number
V1:	9.77	Magnitude of the primary
V2:	9.90	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2004	Date of last observation
Orbit grade:	4	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for HU1268

WDS 6th Orbit including measures of HU1268

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

Ephemeris of HU1268

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.346    327.5
-------------------------
1939.0     0.255    265.3
1940.0     0.250    263.9
1941.0     0.246    262.5
1942.0     0.241    261.0
1943.0     0.236    259.5
1944.0     0.232    257.9
1945.0     0.227    256.3
1946.0     0.222    254.6
1947.0     0.217    252.8
1948.0     0.212    250.9
1949.0     0.207    249.0
1950.0     0.202    246.9
1951.0     0.197    244.7
1952.0     0.193    242.5
1953.0     0.188    240.1
1954.0     0.183    237.5
1955.0     0.178    234.9
1956.0     0.173    232.1
1957.0     0.168    229.1
1958.0     0.163    225.9
1959.0     0.159    222.6
1960.0     0.154    219.1
1961.0     0.149    215.3
1962.0     0.145    211.3
1963.0     0.141    207.1
1964.0     0.137    202.6
1965.0     0.133    197.8
1966.0     0.129    192.8
1967.0     0.125    187.4
1968.0     0.122    181.7
1969.0     0.118    175.7
1970.0     0.115    169.4
1971.0     0.112    162.6
1972.0     0.108    155.4
1973.0     0.105    147.8
1974.0     0.102    139.7
1975.0     0.099    131.1
1976.0     0.096    122.0
1977.0     0.094    112.5
1978.0     0.093    102.6
1979.0     0.093     92.5
1980.0     0.094     82.6
1981.0     0.097     73.1
1982.0     0.100     64.1
1983.0     0.105     55.9
1984.0     0.111     48.4
1985.0     0.117     41.8
1986.0     0.124     35.8
1987.0     0.131     30.5
1988.0     0.139     25.8
1989.0     0.147     21.6
1990.0     0.155     17.8
1991.0     0.162     14.3
1992.0     0.170     11.2
1993.0     0.178      8.3
1994.0     0.185      5.7
1995.0     0.193      3.3
1996.0     0.200      1.1
1997.0     0.207    359.0
1998.0     0.215    357.0
1999.0     0.221    355.2
2000.0     0.228    353.5
2001.0     0.235    351.9
2002.0     0.241    350.4
2003.0     0.247    348.9
2004.0     0.253    347.5
2005.0     0.259    346.2
2006.0     0.265    345.0
2007.0     0.271    343.8
2008.0     0.276    342.6
2009.0     0.281    341.5
2010.0     0.286    340.4
2011.0     0.291    339.4
2012.0     0.296    338.4
2013.0     0.301    337.4
2014.0     0.305    336.5
2015.0     0.310    335.5
2016.0     0.314    334.7
2017.0     0.318    333.8
2018.0     0.322    332.9
2019.0     0.326    332.1
2020.0     0.329    331.3
2021.0     0.333    330.5
2022.0     0.336    329.8
2023.0     0.340    329.0
2024.0     0.343    328.3
2025.0     0.346    327.5
2026.0     0.349    326.8
2027.0     0.352    326.1
2028.0     0.355    325.4
2029.0     0.357    324.7
2030.0     0.360    324.1
2031.0     0.362    323.4
2032.0     0.364    322.7
2033.0     0.367    322.1
2034.0     0.369    321.5
2035.0     0.371    320.8
2036.0     0.372    320.2
2037.0     0.374    319.6
2038.0     0.376    319.0
2039.0     0.377    318.3
2040.0     0.379    317.7
2041.0     0.380    317.1
2042.0     0.381    316.5
2043.0     0.382    316.0
2044.0     0.383    315.4
2045.0     0.384    314.8
2046.0     0.385    314.2
2047.0     0.386    313.6
2048.0     0.387    313.0
2049.0     0.387    312.5
2050.0     0.388    311.9
2051.0     0.388    311.3
2052.0     0.388    310.7
2053.0     0.389    310.2
2054.0     0.389    309.6
2055.0     0.389    309.0
2056.0     0.389    308.4
2057.0     0.389    307.9
2058.0     0.388    307.3
2059.0     0.388    306.7
2060.0     0.388    306.2
2061.0     0.387    305.6
2062.0     0.387    305.0
2063.0     0.386    304.4
2064.0     0.385    303.8
2065.0     0.384    303.3
2066.0     0.383    302.7
2067.0     0.382    302.1
2068.0     0.381    301.5
2069.0     0.380    300.9
2070.0     0.379    300.3
2071.0     0.377    299.7
2072.0     0.376    299.1
2073.0     0.375    298.5
2074.0     0.373    297.8
2075.0     0.371    297.2
2076.0     0.370    296.6
2077.0     0.368    295.9
2078.0     0.366    295.3
2079.0     0.364    294.7
2080.0     0.362    294.0
2081.0     0.360    293.3
2082.0     0.357    292.7
2083.0     0.355    292.0
2084.0     0.353    291.3
2085.0     0.350    290.6
2086.0     0.348    289.9
2087.0     0.345    289.2
2088.0     0.342    288.4
2089.0     0.340    287.7
2090.0     0.337    286.9
2091.0     0.334    286.2
2092.0     0.331    285.4
2093.0     0.328    284.6
2094.0     0.324    283.8
2095.0     0.321    282.9
2096.0     0.318    282.1
2097.0     0.314    281.2
2098.0     0.311    280.3
2099.0     0.307    279.4
2100.0     0.304    278.5
2101.0     0.300    277.6
2102.0     0.296    276.6
2103.0     0.292    275.6
2104.0     0.288    274.6
2105.0     0.284    273.5
2106.0     0.280    272.4
2107.0     0.276    271.3
2108.0     0.272    270.2
2109.0     0.268    269.0
2110.0     0.263    267.7

Disclaimer

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.