| WDS: | THA1AB | WDS ID/Discoverer |
| P: | 154.062 | Orbital period (years) |
| a: | 1.9 | Semi-major axis (arcseconds) |
| i: | 51.6 | Inclination (degrees) |
| Ω: | 180.6 | Longitude of ascending node (degrees) |
| T: | 2050.809 | Epoch of periastron passage (year) |
| e: | 0.24 | Eccentricity |
| ω: | 155.0 | Longitude of periastron (degrees) |
| Start-Year: | 1947.9689228301086 | Year |
| End-Year: | 2102.0310771698914 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for THA1AB |
||
| Position: | 192334.01+331319.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 19236+3313 | WDS designation |
| Discoverer Code: | THA1AB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 182488 | HD catalog number |
| Hipparcos number: | 95319 | Hipparcos catalog number |
| V1: | 4.8 | Magnitude of the primary |
| V2: | 19.3 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 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: | Bdt2021b | 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 1.164 242.57 -------------------------- 1947.97 1.545 127.56 1948.97 1.576 129.65 1949.97 1.607 131.66 1950.97 1.638 133.59 1951.97 1.670 135.45 1952.97 1.701 137.24 1953.97 1.732 138.97 1954.97 1.763 140.64 1955.97 1.794 142.24 1956.97 1.824 143.80 1957.97 1.854 145.30 1958.97 1.884 146.76 1959.97 1.913 148.17 1960.97 1.941 149.54 1961.97 1.968 150.87 1962.97 1.995 152.17 1963.97 2.021 153.43 1964.97 2.046 154.66 1965.97 2.070 155.86 1966.97 2.093 157.03 1967.97 2.116 158.18 1968.97 2.137 159.31 1969.97 2.157 160.41 1970.97 2.176 161.50 1971.97 2.194 162.56 1972.97 2.210 163.61 1973.97 2.226 164.64 1974.97 2.240 165.66 1975.97 2.253 166.67 1976.97 2.265 167.67 1977.97 2.275 168.65 1978.97 2.284 169.63 1979.97 2.292 170.60 1980.97 2.299 171.57 1981.97 2.304 172.53 1982.97 2.307 173.49 1983.97 2.309 174.44 1984.97 2.310 175.39 1985.97 2.309 176.35 1986.97 2.307 177.30 1987.97 2.303 178.26 1988.97 2.298 179.22 1989.97 2.292 180.19 1990.97 2.283 181.16 1991.97 2.274 182.14 1992.97 2.262 183.13 1993.97 2.250 184.13 1994.97 2.235 185.14 1995.97 2.219 186.16 1996.97 2.202 187.20 1997.97 2.183 188.26 1998.97 2.162 189.34 1999.97 2.140 190.44 2000.97 2.117 191.56 2001.97 2.092 192.71 2002.97 2.065 193.89 2003.97 2.037 195.09 2004.97 2.008 196.34 2005.97 1.977 197.62 2006.97 1.944 198.94 2007.97 1.911 200.31 2008.97 1.876 201.73 2009.97 1.840 203.21 2010.97 1.802 204.74 2011.97 1.764 206.34 2012.97 1.724 208.01 2013.97 1.684 209.76 2014.97 1.642 211.60 2015.97 1.600 213.54 2016.97 1.558 215.58 2017.97 1.515 217.74 2018.97 1.471 220.02 2019.97 1.428 222.44 2020.97 1.385 225.01 2021.97 1.342 227.75 2022.97 1.300 230.66 2023.97 1.260 233.77 2024.97 1.220 237.08 2025.97 1.183 240.60 2026.97 1.147 244.35 2027.97 1.115 248.33 2028.97 1.086 252.54 2029.97 1.060 256.96 2030.97 1.038 261.59 2031.97 1.021 266.39 2032.97 1.008 271.34 2033.97 1.001 276.38 2034.97 0.998 281.48 2035.97 1.001 286.57 2036.97 1.009 291.62 2037.97 1.021 296.56 2038.97 1.037 301.37 2039.97 1.057 306.01 2040.97 1.081 310.46 2041.97 1.107 314.72 2042.97 1.135 318.77 2043.97 1.164 322.62 2044.97 1.195 326.28 2045.97 1.225 329.75 2046.97 1.256 333.06 2047.97 1.285 336.21 2048.97 1.314 339.22 2049.97 1.341 342.11 2050.97 1.366 344.88 2051.97 1.390 347.56 2052.97 1.411 350.16 2053.97 1.429 352.68 2054.97 1.445 355.14 2055.97 1.458 357.56 2056.97 1.468 359.93 2057.97 1.476 2.28 2058.97 1.480 4.60 2059.97 1.482 6.92 2060.97 1.482 9.24 2061.97 1.479 11.56 2062.97 1.473 13.89 2063.97 1.466 16.25 2064.97 1.456 18.63 2065.97 1.444 21.05 2066.97 1.431 23.51 2067.97 1.417 26.02 2068.97 1.402 28.58 2069.97 1.385 31.20 2070.97 1.368 33.88 2071.97 1.351 36.63 2072.97 1.334 39.45 2073.97 1.317 42.35 2074.97 1.300 45.32 2075.97 1.285 48.36 2076.97 1.270 51.48 2077.97 1.257 54.67 2078.97 1.245 57.92 2079.97 1.234 61.23 2080.97 1.226 64.60 2081.97 1.220 68.00 2082.97 1.216 71.43 2083.97 1.214 74.88 2084.97 1.215 78.33 2085.97 1.218 81.77 2086.97 1.223 85.18 2087.97 1.232 88.56 2088.97 1.242 91.89 2089.97 1.255 95.15 2090.97 1.270 98.34 2091.97 1.287 101.45 2092.97 1.306 104.48 2093.97 1.328 107.41 2094.97 1.350 110.25 2095.97 1.375 112.99 2096.97 1.400 115.64 2097.97 1.427 118.18 2098.97 1.455 120.63 2099.97 1.484 122.99 2100.97 1.513 125.25 2101.97 1.543 127.43
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:03:45 |