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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 18:30:38

Orbital Elements for B1288AB
WDS: B1288AB WDS ID/Discoverer
P: 449.820 Orbital period (years)
a: 0.326 Semi-major axis (arcseconds)
i: 67.5 Inclination (degrees)
Ω: 143.4 Longitude of ascending node (degrees)
T: 2013.700 Epoch of periastron passage (year)
e: 0.742 Eccentricity
ω: 284.9 Longitude of periastron (degrees)
Start-Year: 1801.0 Year
End-Year: 2249.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for B1288AB
Position: 152435.95-483455.2 Epoch-2000 right ascension and declination
WDS-ID: 15246-4835 WDS designation
Discoverer Code: B1288AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 136807 HD catalog number
Hipparcos number: 75427 Hipparcos catalog number
V1: 8.25 Magnitude of the primary
V2: 8.39 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2014 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for B1288AB



WDS 6th Orbit including measures of B1288AB

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


Ephemeris of B1288AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.118    141.9
-------------------------
1801.0     0.266    272.1
1802.0     0.267    272.4
1803.0     0.267    272.7
1804.0     0.268    273.0
1805.0     0.269    273.4
1806.0     0.270    273.7
1807.0     0.271    273.9
1808.0     0.271    274.2
1809.0     0.272    274.5
1810.0     0.273    274.8
1811.0     0.274    275.1
1812.0     0.275    275.4
1813.0     0.275    275.7
1814.0     0.276    276.0
1815.0     0.277    276.3
1816.0     0.278    276.6
1817.0     0.278    276.8
1818.0     0.279    277.1
1819.0     0.280    277.4
1820.0     0.281    277.7
1821.0     0.281    278.0
1822.0     0.282    278.2
1823.0     0.283    278.5
1824.0     0.284    278.8
1825.0     0.284    279.1
1826.0     0.285    279.3
1827.0     0.286    279.6
1828.0     0.286    279.9
1829.0     0.287    280.1
1830.0     0.288    280.4
1831.0     0.289    280.6
1832.0     0.289    280.9
1833.0     0.290    281.2
1834.0     0.291    281.4
1835.0     0.291    281.7
1836.0     0.292    281.9
1837.0     0.293    282.2
1838.0     0.293    282.5
1839.0     0.294    282.7
1840.0     0.295    283.0
1841.0     0.295    283.2
1842.0     0.296    283.5
1843.0     0.296    283.7
1844.0     0.297    284.0
1845.0     0.298    284.2
1846.0     0.298    284.4
1847.0     0.299    284.7
1848.0     0.299    284.9
1849.0     0.300    285.2
1850.0     0.301    285.4
1851.0     0.301    285.7
1852.0     0.302    285.9
1853.0     0.302    286.1
1854.0     0.303    286.4
1855.0     0.303    286.6
1856.0     0.304    286.9
1857.0     0.304    287.1
1858.0     0.305    287.3
1859.0     0.305    287.6
1860.0     0.306    287.8
1861.0     0.306    288.0
1862.0     0.307    288.3
1863.0     0.307    288.5
1864.0     0.308    288.7
1865.0     0.308    289.0
1866.0     0.309    289.2
1867.0     0.309    289.4
1868.0     0.309    289.6
1869.0     0.310    289.9
1870.0     0.310    290.1
1871.0     0.311    290.3
1872.0     0.311    290.5
1873.0     0.311    290.8
1874.0     0.312    291.0
1875.0     0.312    291.2
1876.0     0.312    291.4
1877.0     0.313    291.7
1878.0     0.313    291.9
1879.0     0.313    292.1
1880.0     0.314    292.3
1881.0     0.314    292.6
1882.0     0.314    292.8
1883.0     0.314    293.0
1884.0     0.315    293.2
1885.0     0.315    293.4
1886.0     0.315    293.7
1887.0     0.315    293.9
1888.0     0.315    294.1
1889.0     0.316    294.3
1890.0     0.316    294.5
1891.0     0.316    294.8
1892.0     0.316    295.0
1893.0     0.316    295.2
1894.0     0.316    295.4
1895.0     0.316    295.6
1896.0     0.316    295.8
1897.0     0.316    296.1
1898.0     0.316    296.3
1899.0     0.316    296.5
1900.0     0.316    296.7
1901.0     0.316    296.9
1902.0     0.316    297.2
1903.0     0.316    297.4
1904.0     0.316    297.6
1905.0     0.316    297.8
1906.0     0.316    298.0
1907.0     0.316    298.2
1908.0     0.316    298.5
1909.0     0.316    298.7
1910.0     0.316    298.9
1911.0     0.315    299.1
1912.0     0.315    299.3
1913.0     0.315    299.6
1914.0     0.315    299.8
1915.0     0.314    300.0
1916.0     0.314    300.2
1917.0     0.314    300.4
1918.0     0.313    300.7
1919.0     0.313    300.9
1920.0     0.313    301.1
1921.0     0.312    301.3
1922.0     0.312    301.6
1923.0     0.311    301.8
1924.0     0.311    302.0
1925.0     0.310    302.2
1926.0     0.310    302.5
1927.0     0.309    302.7
1928.0     0.309    302.9
1929.0     0.308    303.1
1930.0     0.307    303.4
1931.0     0.307    303.6
1932.0     0.306    303.8
1933.0     0.305    304.1
1934.0     0.305    304.3
1935.0     0.304    304.5
1936.0     0.303    304.8
1937.0     0.302    305.0
1938.0     0.301    305.3
1939.0     0.300    305.5
1940.0     0.299    305.7
1941.0     0.298    306.0
1942.0     0.297    306.2
1943.0     0.296    306.5
1944.0     0.295    306.7
1945.0     0.294    307.0
1946.0     0.293    307.2
1947.0     0.292    307.5
1948.0     0.291    307.7
1949.0     0.289    308.0
1950.0     0.288    308.3
1951.0     0.287    308.5
1952.0     0.285    308.8
1953.0     0.284    309.1
1954.0     0.282    309.3
1955.0     0.281    309.6
1956.0     0.279    309.9
1957.0     0.277    310.2
1958.0     0.276    310.5
1959.0     0.274    310.8
1960.0     0.272    311.0
1961.0     0.270    311.3
1962.0     0.268    311.6
1963.0     0.266    311.9
1964.0     0.264    312.3
1965.0     0.262    312.6
1966.0     0.260    312.9
1967.0     0.258    313.2
1968.0     0.256    313.5
1969.0     0.253    313.9
1970.0     0.251    314.2
1971.0     0.248    314.6
1972.0     0.246    314.9
1973.0     0.243    315.3
1974.0     0.240    315.7
1975.0     0.237    316.1
1976.0     0.234    316.5
1977.0     0.231    316.9
1978.0     0.228    317.3
1979.0     0.225    317.7
1980.0     0.221    318.1
1981.0     0.218    318.6
1982.0     0.214    319.1
1983.0     0.210    319.5
1984.0     0.206    320.0
1985.0     0.202    320.6
1986.0     0.198    321.1
1987.0     0.194    321.7
1988.0     0.189    322.3
1989.0     0.185    322.9
1990.0     0.180    323.6
1991.0     0.175    324.2
1992.0     0.170    325.0
1993.0     0.164    325.8
1994.0     0.159    326.6
1995.0     0.153    327.5
1996.0     0.147    328.5
1997.0     0.140    329.5
1998.0     0.134    330.7
1999.0     0.127    332.0
2000.0     0.120    333.4
2001.0     0.112    335.0
2002.0     0.105    336.9
2003.0     0.097    339.0
2004.0     0.089    341.6
2005.0     0.080    344.6
2006.0     0.071    348.5
2007.0     0.063    353.3
2008.0     0.054    359.7
2009.0     0.046      8.5
2010.0     0.039     20.6
2011.0     0.034     37.0
2012.0     0.033     56.8
2013.0     0.035     76.5
2014.0     0.040     92.6
2015.0     0.047    104.4
2016.0     0.054    113.1
2017.0     0.063    119.4
2018.0     0.071    124.3
2019.0     0.079    128.2
2020.0     0.087    131.4
2021.0     0.094    134.1
2022.0     0.100    136.4
2023.0     0.107    138.5
2024.0     0.113    140.3
2025.0     0.118    141.9
2026.0     0.123    143.4
2027.0     0.128    144.8
2028.0     0.132    146.1
2029.0     0.136    147.3
2030.0     0.140    148.5
2031.0     0.143    149.5
2032.0     0.147    150.6
2033.0     0.150    151.6
2034.0     0.152    152.5
2035.0     0.155    153.5
2036.0     0.157    154.4
2037.0     0.160    155.2
2038.0     0.162    156.1
2039.0     0.164    156.9
2040.0     0.165    157.7
2041.0     0.167    158.5
2042.0     0.169    159.3
2043.0     0.170    160.0
2044.0     0.171    160.8
2045.0     0.173    161.5
2046.0     0.174    162.2
2047.0     0.175    163.0
2048.0     0.176    163.7
2049.0     0.177    164.4
2050.0     0.178    165.1
2051.0     0.178    165.8
2052.0     0.179    166.4
2053.0     0.180    167.1
2054.0     0.180    167.8
2055.0     0.181    168.5
2056.0     0.182    169.1
2057.0     0.182    169.8
2058.0     0.182    170.4
2059.0     0.183    171.1
2060.0     0.183    171.7
2061.0     0.184    172.4
2062.0     0.184    173.0
2063.0     0.184    173.7
2064.0     0.184    174.3
2065.0     0.185    175.0
2066.0     0.185    175.6
2067.0     0.185    176.2
2068.0     0.185    176.9
2069.0     0.185    177.5
2070.0     0.186    178.2
2071.0     0.186    178.8
2072.0     0.186    179.4
2073.0     0.186    180.1
2074.0     0.186    180.7
2075.0     0.186    181.3
2076.0     0.186    181.9
2077.0     0.186    182.6
2078.0     0.186    183.2
2079.0     0.186    183.8
2080.0     0.186    184.5
2081.0     0.186    185.1
2082.0     0.186    185.7
2083.0     0.186    186.4
2084.0     0.186    187.0
2085.0     0.186    187.6
2086.0     0.186    188.3
2087.0     0.186    188.9
2088.0     0.186    189.5
2089.0     0.186    190.2
2090.0     0.186    190.8
2091.0     0.186    191.4
2092.0     0.186    192.1
2093.0     0.186    192.7
2094.0     0.186    193.3
2095.0     0.185    194.0
2096.0     0.185    194.6
2097.0     0.185    195.2
2098.0     0.185    195.9
2099.0     0.185    196.5
2100.0     0.185    197.1
2101.0     0.185    197.8
2102.0     0.185    198.4
2103.0     0.185    199.0
2104.0     0.185    199.7
2105.0     0.185    200.3
2106.0     0.185    200.9
2107.0     0.185    201.6
2108.0     0.185    202.2
2109.0     0.185    202.8
2110.0     0.185    203.5
2111.0     0.185    204.1
2112.0     0.185    204.8
2113.0     0.186    205.4
2114.0     0.186    206.0
2115.0     0.186    206.7
2116.0     0.186    207.3
2117.0     0.186    207.9
2118.0     0.186    208.5
2119.0     0.186    209.2
2120.0     0.186    209.8
2121.0     0.186    210.4
2122.0     0.186    211.1
2123.0     0.187    211.7
2124.0     0.187    212.3
2125.0     0.187    212.9
2126.0     0.187    213.6
2127.0     0.187    214.2
2128.0     0.187    214.8
2129.0     0.188    215.4
2130.0     0.188    216.1
2131.0     0.188    216.7
2132.0     0.188    217.3
2133.0     0.188    217.9
2134.0     0.189    218.5
2135.0     0.189    219.1
2136.0     0.189    219.7
2137.0     0.189    220.4
2138.0     0.190    221.0
2139.0     0.190    221.6
2140.0     0.190    222.2
2141.0     0.191    222.8
2142.0     0.191    223.4
2143.0     0.191    224.0
2144.0     0.192    224.6
2145.0     0.192    225.2
2146.0     0.192    225.7
2147.0     0.193    226.3
2148.0     0.193    226.9
2149.0     0.194    227.5
2150.0     0.194    228.1
2151.0     0.194    228.7
2152.0     0.195    229.2
2153.0     0.195    229.8
2154.0     0.196    230.4
2155.0     0.196    231.0
2156.0     0.197    231.5
2157.0     0.197    232.1
2158.0     0.197    232.6
2159.0     0.198    233.2
2160.0     0.198    233.8
2161.0     0.199    234.3
2162.0     0.200    234.9
2163.0     0.200    235.4
2164.0     0.201    236.0
2165.0     0.201    236.5
2166.0     0.202    237.0
2167.0     0.202    237.6
2168.0     0.203    238.1
2169.0     0.203    238.6
2170.0     0.204    239.2
2171.0     0.205    239.7
2172.0     0.205    240.2
2173.0     0.206    240.7
2174.0     0.206    241.2
2175.0     0.207    241.7
2176.0     0.208    242.2
2177.0     0.208    242.8
2178.0     0.209    243.3
2179.0     0.210    243.8
2180.0     0.210    244.3
2181.0     0.211    244.7
2182.0     0.211    245.2
2183.0     0.212    245.7
2184.0     0.213    246.2
2185.0     0.214    246.7
2186.0     0.214    247.2
2187.0     0.215    247.6
2188.0     0.216    248.1
2189.0     0.216    248.6
2190.0     0.217    249.0
2191.0     0.218    249.5
2192.0     0.219    250.0
2193.0     0.219    250.4
2194.0     0.220    250.9
2195.0     0.221    251.3
2196.0     0.221    251.8
2197.0     0.222    252.2
2198.0     0.223    252.6
2199.0     0.224    253.1
2200.0     0.224    253.5
2201.0     0.225    253.9
2202.0     0.226    254.4
2203.0     0.227    254.8
2204.0     0.228    255.2
2205.0     0.228    255.6
2206.0     0.229    256.1
2207.0     0.230    256.5
2208.0     0.231    256.9
2209.0     0.232    257.3
2210.0     0.232    257.7
2211.0     0.233    258.1
2212.0     0.234    258.5
2213.0     0.235    258.9
2214.0     0.236    259.3
2215.0     0.236    259.7
2216.0     0.237    260.1
2217.0     0.238    260.5
2218.0     0.239    260.8
2219.0     0.240    261.2
2220.0     0.240    261.6
2221.0     0.241    262.0
2222.0     0.242    262.4
2223.0     0.243    262.7
2224.0     0.244    263.1
2225.0     0.245    263.5
2226.0     0.245    263.8
2227.0     0.246    264.2
2228.0     0.247    264.5
2229.0     0.248    264.9
2230.0     0.249    265.3
2231.0     0.249    265.6
2232.0     0.250    266.0
2233.0     0.251    266.3
2234.0     0.252    266.7
2235.0     0.253    267.0
2236.0     0.254    267.3
2237.0     0.254    267.7
2238.0     0.255    268.0
2239.0     0.256    268.3
2240.0     0.257    268.7
2241.0     0.258    269.0
2242.0     0.259    269.3
2243.0     0.259    269.7
2244.0     0.260    270.0
2245.0     0.261    270.3
2246.0     0.262    270.6
2247.0     0.263    270.9
2248.0     0.263    271.3






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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