| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 17:17:02 |
| WDS: | B1493 | WDS ID/Discoverer |
| P: | 113.000 | Orbital period (years) |
| a: | 0.1625 | Semi-major axis (arcseconds) |
| i: | 140.5 | Inclination (degrees) |
| Ω: | 247.9 | Longitude of ascending node (degrees) |
| T: | 2005.000 | Epoch of periastron passage (year) |
| e: | 0.67 | Eccentricity |
| ω: | 170.2 | Longitude of periastron (degrees) |
| Start-Year: | 1969.0 | Year |
| End-Year: | 2081.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 055028.83-524604.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 05505-5246 | WDS designation |
| Discoverer Code: | B1493 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 39548 | HD catalog number |
| Hipparcos number: | 27583 | Hipparcos catalog number |
| V1: | 7.06 | Magnitude of the primary |
| V2: | 7.41 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2019 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from 1 'definitive' to 5 'indeterminate' |
| Flags: | n | Flags |
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 0.161 290.3 ------------------------- 1969.0 0.244 241.1 1970.0 0.241 240.3 1971.0 0.238 239.4 1972.0 0.235 238.6 1973.0 0.231 237.7 1974.0 0.228 236.8 1975.0 0.224 235.8 1976.0 0.220 234.9 1977.0 0.216 233.8 1978.0 0.211 232.8 1979.0 0.207 231.7 1980.0 0.202 230.5 1981.0 0.197 229.3 1982.0 0.191 228.0 1983.0 0.186 226.7 1984.0 0.180 225.2 1985.0 0.174 223.7 1986.0 0.168 222.1 1987.0 0.162 220.3 1988.0 0.155 218.4 1989.0 0.148 216.3 1990.0 0.141 213.9 1991.0 0.133 211.4 1992.0 0.126 208.5 1993.0 0.118 205.3 1994.0 0.110 201.5 1995.0 0.102 197.2 1996.0 0.093 192.1 1997.0 0.085 186.0 1998.0 0.077 178.6 1999.0 0.069 169.5 2000.0 0.062 158.3 2001.0 0.057 144.5 2002.0 0.053 128.5 2003.0 0.052 110.8 2004.0 0.052 92.9 2005.0 0.053 75.5 2006.0 0.055 59.0 2007.0 0.056 43.3 2008.0 0.058 28.4 2009.0 0.061 14.7 2010.0 0.064 2.3 2011.0 0.069 351.5 2012.0 0.075 342.2 2013.0 0.081 334.2 2014.0 0.088 327.5 2015.0 0.094 321.6 2016.0 0.101 316.6 2017.0 0.108 312.2 2018.0 0.115 308.4 2019.0 0.122 304.9 2020.0 0.129 301.9 2021.0 0.136 299.1 2022.0 0.142 296.6 2023.0 0.149 294.3 2024.0 0.155 292.3 2025.0 0.161 290.3 2026.0 0.167 288.5 2027.0 0.172 286.8 2028.0 0.178 285.3 2029.0 0.183 283.8 2030.0 0.188 282.4 2031.0 0.193 281.1 2032.0 0.198 279.8 2033.0 0.203 278.6 2034.0 0.207 277.5 2035.0 0.211 276.4 2036.0 0.216 275.3 2037.0 0.220 274.3 2038.0 0.223 273.3 2039.0 0.227 272.3 2040.0 0.231 271.4 2041.0 0.234 270.5 2042.0 0.237 269.7 2043.0 0.240 268.8 2044.0 0.243 268.0 2045.0 0.246 267.2 2046.0 0.248 266.4 2047.0 0.251 265.6 2048.0 0.253 264.9 2049.0 0.255 264.1 2050.0 0.257 263.4 2051.0 0.259 262.7 2052.0 0.261 261.9 2053.0 0.262 261.2 2054.0 0.264 260.5 2055.0 0.265 259.9 2056.0 0.266 259.2 2057.0 0.267 258.5 2058.0 0.268 257.8 2059.0 0.269 257.2 2060.0 0.269 256.5 2061.0 0.270 255.8 2062.0 0.270 255.2 2063.0 0.270 254.5 2064.0 0.270 253.8 2065.0 0.270 253.2 2066.0 0.270 252.5 2067.0 0.269 251.9 2068.0 0.269 251.2 2069.0 0.268 250.5 2070.0 0.267 249.8 2071.0 0.266 249.2 2072.0 0.265 248.5 2073.0 0.263 247.8 2074.0 0.262 247.1 2075.0 0.260 246.4 2076.0 0.258 245.7 2077.0 0.256 244.9 2078.0 0.254 244.2 2079.0 0.252 243.4 2080.0 0.250 242.7