| WDS: | MCA65AA,AB | WDS ID/Discoverer |
| P: | 161.500 | Orbital period (years) |
| a: | 0.208 | Semi-major axis (arcseconds) |
| i: | 145.8 | Inclination (degrees) |
| Ω: | 205.2 | Longitude of ascending node (degrees) |
| T: | 2024.300 | Epoch of periastron passage (year) |
| e: | 0.261 | Eccentricity |
| ω: | 265.5 | Longitude of periastron (degrees) |
| Start-Year: | 1944.25 | Year |
| End-Year: | 2105.75 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for MCA65AA,AB |
||
| Position: | 205949.55+473115.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 20598+4731 | WDS designation |
| Discoverer Code: | MCA65AA,AB | Discover designation and components |
| ADS number: | 14526 | Aitken Double Star catalog |
| HD number: | 200120 | HD catalog number |
| Hipparcos number: | 103632 | Hipparcos catalog number |
| V1: | 4.80 | Magnitude of the primary |
| V2: | 7.64 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2008 | 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: | Msn2011f | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 0.128 290.18 -------------------------- 1944.25 0.217 119.49 1945.25 0.217 117.86 1946.25 0.217 116.22 1947.25 0.217 114.58 1948.25 0.217 112.94 1949.25 0.216 111.30 1950.25 0.216 109.65 1951.25 0.216 108.00 1952.25 0.216 106.36 1953.25 0.216 104.71 1954.25 0.216 103.06 1955.25 0.216 101.41 1956.25 0.216 99.76 1957.25 0.216 98.10 1958.25 0.216 96.45 1959.25 0.216 94.80 1960.25 0.216 93.15 1961.25 0.216 91.50 1962.25 0.216 89.84 1963.25 0.216 88.19 1964.25 0.216 86.54 1965.25 0.216 84.88 1966.25 0.216 83.23 1967.25 0.216 81.58 1968.25 0.216 79.92 1969.25 0.216 78.27 1970.25 0.216 76.61 1971.25 0.215 74.95 1972.25 0.215 73.29 1973.25 0.215 71.63 1974.25 0.215 69.97 1975.25 0.215 68.30 1976.25 0.214 66.63 1977.25 0.214 64.95 1978.25 0.214 63.27 1979.25 0.213 61.58 1980.25 0.213 59.89 1981.25 0.212 58.19 1982.25 0.212 56.48 1983.25 0.211 54.76 1984.25 0.211 53.03 1985.25 0.210 51.29 1986.25 0.209 49.53 1987.25 0.208 47.76 1988.25 0.207 45.97 1989.25 0.206 44.17 1990.25 0.205 42.34 1991.25 0.203 40.49 1992.25 0.202 38.62 1993.25 0.201 36.72 1994.25 0.199 34.79 1995.25 0.197 32.83 1996.25 0.195 30.83 1997.25 0.194 28.80 1998.25 0.191 26.72 1999.25 0.189 24.60 2000.25 0.187 22.42 2001.25 0.185 20.19 2002.25 0.182 17.90 2003.25 0.180 15.55 2004.25 0.177 13.13 2005.25 0.174 10.63 2006.25 0.171 8.04 2007.25 0.168 5.37 2008.25 0.165 2.60 2009.25 0.162 359.72 2010.25 0.159 356.74 2011.25 0.156 353.63 2012.25 0.153 350.39 2013.25 0.150 347.03 2014.25 0.147 343.52 2015.25 0.144 339.86 2016.25 0.141 336.06 2017.25 0.138 332.11 2018.25 0.136 328.00 2019.25 0.134 323.76 2020.25 0.132 319.38 2021.25 0.130 314.88 2022.25 0.129 310.28 2023.25 0.128 305.61 2024.25 0.127 300.87 2025.25 0.127 296.12 2026.25 0.127 291.36 2027.25 0.128 286.65 2028.25 0.129 281.99 2029.25 0.131 277.42 2030.25 0.132 272.97 2031.25 0.134 268.63 2032.25 0.137 264.44 2033.25 0.139 260.39 2034.25 0.142 256.50 2035.25 0.145 252.76 2036.25 0.148 249.17 2037.25 0.151 245.73 2038.25 0.154 242.43 2039.25 0.158 239.27 2040.25 0.161 236.24 2041.25 0.164 233.32 2042.25 0.167 230.52 2043.25 0.171 227.83 2044.25 0.174 225.23 2045.25 0.177 222.73 2046.25 0.180 220.31 2047.25 0.183 217.97 2048.25 0.186 215.69 2049.25 0.188 213.49 2050.25 0.191 211.35 2051.25 0.193 209.26 2052.25 0.196 207.22 2053.25 0.198 205.23 2054.25 0.200 203.28 2055.25 0.202 201.38 2056.25 0.204 199.51 2057.25 0.206 197.67 2058.25 0.207 195.87 2059.25 0.209 194.09 2060.25 0.210 192.34 2061.25 0.212 190.61 2062.25 0.213 188.90 2063.25 0.214 187.21 2064.25 0.215 185.54 2065.25 0.216 183.89 2066.25 0.217 182.25 2067.25 0.218 180.62 2068.25 0.219 179.00 2069.25 0.219 177.40 2070.25 0.220 175.80 2071.25 0.220 174.21 2072.25 0.221 172.62 2073.25 0.221 171.05 2074.25 0.221 169.47 2075.25 0.222 167.90 2076.25 0.222 166.34 2077.25 0.222 164.77 2078.25 0.222 163.21 2079.25 0.222 161.65 2080.25 0.222 160.09 2081.25 0.222 158.53 2082.25 0.222 156.97 2083.25 0.222 155.41 2084.25 0.222 153.84 2085.25 0.222 152.28 2086.25 0.222 150.71 2087.25 0.221 149.14 2088.25 0.221 147.57 2089.25 0.221 145.99 2090.25 0.221 144.41 2091.25 0.220 142.83 2092.25 0.220 141.25 2093.25 0.220 139.66 2094.25 0.220 138.07 2095.25 0.219 136.47 2096.25 0.219 134.87 2097.25 0.219 133.27 2098.25 0.219 131.66 2099.25 0.218 130.05 2100.25 0.218 128.43 2101.25 0.218 126.81 2102.25 0.218 125.19 2103.25 0.218 123.57 2104.25 0.217 121.94 2105.25 0.217 120.31
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:21:17 |