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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 16:16:25

Orbital Elements for I700
WDS: I700 WDS ID/Discoverer
P: 185.000 Orbital period (years)
a: 0.56 Semi-major axis (arcseconds)
i: 68.4 Inclination (degrees)
Ω: 80.7 Longitude of ascending node (degrees)
T: 2067.400 Epoch of periastron passage (year)
e: 0.47 Eccentricity
ω: 231.3 Longitude of periastron (degrees)
Start-Year: 1933.0 Year
End-Year: 2117.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for I700
Position: 000354.07-574949.6 Epoch-2000 right ascension and declination
WDS-ID: 00039-5750 WDS designation
Discoverer Code: I700 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 225158 HD catalog number
Hipparcos number: 306 Hipparcos catalog number
V1: 9.12 Magnitude of the primary
V2: 9.68 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2021 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for I700



WDS 6th Orbit including measures of I700

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


Ephemeris of I700
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.252    192.5
-------------------------
1933.0     0.679     86.0
1934.0     0.682     86.4
1935.0     0.685     86.8
1936.0     0.687     87.3
1937.0     0.689     87.7
1938.0     0.690     88.1
1939.0     0.692     88.5
1940.0     0.693     88.9
1941.0     0.693     89.3
1942.0     0.694     89.7
1943.0     0.694     90.2
1944.0     0.693     90.6
1945.0     0.693     91.0
1946.0     0.692     91.4
1947.0     0.691     91.8
1948.0     0.689     92.2
1949.0     0.687     92.6
1950.0     0.685     93.1
1951.0     0.683     93.5
1952.0     0.681     93.9
1953.0     0.678     94.3
1954.0     0.675     94.8
1955.0     0.672     95.2
1956.0     0.669     95.7
1957.0     0.665     96.1
1958.0     0.661     96.6
1959.0     0.657     97.0
1960.0     0.653     97.5
1961.0     0.648     97.9
1962.0     0.643     98.4
1963.0     0.639     98.9
1964.0     0.633     99.4
1965.0     0.628     99.9
1966.0     0.623    100.4
1967.0     0.617    100.9
1968.0     0.611    101.4
1969.0     0.605    102.0
1970.0     0.599    102.5
1971.0     0.593    103.1
1972.0     0.586    103.6
1973.0     0.579    104.2
1974.0     0.573    104.8
1975.0     0.566    105.4
1976.0     0.559    106.1
1977.0     0.551    106.7
1978.0     0.544    107.4
1979.0     0.537    108.1
1980.0     0.529    108.7
1981.0     0.521    109.5
1982.0     0.514    110.2
1983.0     0.506    111.0
1984.0     0.498    111.8
1985.0     0.490    112.6
1986.0     0.481    113.4
1987.0     0.473    114.3
1988.0     0.465    115.2
1989.0     0.456    116.1
1990.0     0.448    117.1
1991.0     0.440    118.1
1992.0     0.431    119.1
1993.0     0.423    120.2
1994.0     0.414    121.4
1995.0     0.406    122.5
1996.0     0.397    123.8
1997.0     0.389    125.1
1998.0     0.380    126.4
1999.0     0.372    127.8
2000.0     0.364    129.3
2001.0     0.355    130.8
2002.0     0.347    132.4
2003.0     0.339    134.1
2004.0     0.332    135.9
2005.0     0.324    137.7
2006.0     0.317    139.6
2007.0     0.309    141.7
2008.0     0.302    143.8
2009.0     0.296    146.0
2010.0     0.289    148.3
2011.0     0.283    150.7
2012.0     0.278    153.3
2013.0     0.273    155.9
2014.0     0.268    158.6
2015.0     0.264    161.4
2016.0     0.260    164.3
2017.0     0.257    167.3
2018.0     0.254    170.3
2019.0     0.252    173.4
2020.0     0.250    176.6
2021.0     0.249    179.7
2022.0     0.249    182.9
2023.0     0.249    186.1
2024.0     0.250    189.3
2025.0     0.252    192.5
2026.0     0.254    195.6
2027.0     0.256    198.6
2028.0     0.259    201.6
2029.0     0.263    204.5
2030.0     0.267    207.3
2031.0     0.271    210.1
2032.0     0.276    212.7
2033.0     0.281    215.3
2034.0     0.286    217.8
2035.0     0.291    220.2
2036.0     0.297    222.5
2037.0     0.302    224.7
2038.0     0.308    226.8
2039.0     0.314    228.8
2040.0     0.319    230.8
2041.0     0.325    232.7
2042.0     0.330    234.6
2043.0     0.335    236.4
2044.0     0.340    238.1
2045.0     0.345    239.8
2046.0     0.349    241.4
2047.0     0.353    243.0
2048.0     0.356    244.6
2049.0     0.358    246.2
2050.0     0.360    247.7
2051.0     0.361    249.2
2052.0     0.361    250.8
2053.0     0.360    252.3
2054.0     0.358    253.8
2055.0     0.355    255.4
2056.0     0.351    257.0
2057.0     0.346    258.6
2058.0     0.339    260.3
2059.0     0.331    262.1
2060.0     0.321    263.9
2061.0     0.310    265.9
2062.0     0.297    268.1
2063.0     0.282    270.4
2064.0     0.266    273.1
2065.0     0.249    276.1
2066.0     0.231    279.5
2067.0     0.212    283.5
2068.0     0.193    288.4
2069.0     0.173    294.3
2070.0     0.155    301.7
2071.0     0.139    311.0
2072.0     0.126    322.3
2073.0     0.119    335.6
2074.0     0.117    350.0
2075.0     0.123      3.9
2076.0     0.134     16.1
2077.0     0.149     26.1
2078.0     0.167     34.1
2079.0     0.187     40.4
2080.0     0.208     45.5
2081.0     0.229     49.7
2082.0     0.251     53.1
2083.0     0.272     56.0
2084.0     0.294     58.5
2085.0     0.314     60.7
2086.0     0.335     62.6
2087.0     0.354     64.2
2088.0     0.374     65.7
2089.0     0.392     67.1
2090.0     0.410     68.3
2091.0     0.427     69.4
2092.0     0.444     70.5
2093.0     0.460     71.5
2094.0     0.475     72.4
2095.0     0.490     73.2
2096.0     0.504     74.0
2097.0     0.517     74.8
2098.0     0.530     75.5
2099.0     0.542     76.2
2100.0     0.554     76.9
2101.0     0.565     77.5
2102.0     0.575     78.1
2103.0     0.585     78.7
2104.0     0.595     79.3
2105.0     0.604     79.8
2106.0     0.612     80.3
2107.0     0.620     80.9
2108.0     0.628     81.4
2109.0     0.635     81.9
2110.0     0.642     82.4
2111.0     0.648     82.8
2112.0     0.653     83.3
2113.0     0.659     83.8
2114.0     0.664     84.2
2115.0     0.668     84.7
2116.0     0.672     85.1






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.


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