| 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: | 1968.5 | Year |
| End-Year: | 2081.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for B1493 |
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| 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 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Tok2020e | 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 0.169 287.66 -------------------------- 1968.50 0.246 241.50 1969.50 0.243 240.69 1970.50 0.240 239.86 1971.50 0.237 239.01 1972.50 0.233 238.14 1973.50 0.230 237.24 1974.50 0.226 236.31 1975.50 0.222 235.35 1976.50 0.218 234.35 1977.50 0.213 233.32 1978.50 0.209 232.24 1979.50 0.204 231.11 1980.50 0.199 229.92 1981.50 0.194 228.68 1982.50 0.189 227.36 1983.50 0.183 225.96 1984.50 0.177 224.48 1985.50 0.171 222.89 1986.50 0.165 221.19 1987.50 0.158 219.34 1988.50 0.152 217.33 1989.50 0.144 215.13 1990.50 0.137 212.70 1991.50 0.130 209.99 1992.50 0.122 206.94 1993.50 0.114 203.47 1994.50 0.106 199.47 1995.50 0.097 194.78 1996.50 0.089 189.22 1997.50 0.081 182.51 1998.50 0.073 174.31 1999.50 0.065 164.18 2000.50 0.059 151.72 2001.50 0.055 136.77 2002.50 0.052 119.78 2003.50 0.052 101.83 2004.50 0.053 84.08 2005.50 0.054 67.12 2006.50 0.055 51.01 2007.50 0.057 35.71 2008.50 0.059 21.39 2009.50 0.062 8.32 2010.50 0.067 356.73 2011.50 0.072 346.68 2012.50 0.078 338.07 2013.50 0.084 330.72 2014.50 0.091 324.43 2015.50 0.098 319.02 2016.50 0.105 314.33 2017.50 0.112 310.22 2018.50 0.119 306.59 2019.50 0.126 303.37 2020.50 0.132 300.47 2021.50 0.139 297.85 2022.50 0.145 295.47 2023.50 0.152 293.28 2024.50 0.158 291.27 2025.50 0.164 289.40 2026.50 0.169 287.66 2027.50 0.175 286.04 2028.50 0.180 284.51 2029.50 0.186 283.08 2030.50 0.191 281.72 2031.50 0.196 280.43 2032.50 0.200 279.20 2033.50 0.205 278.02 2034.50 0.209 276.90 2035.50 0.214 275.82 2036.50 0.218 274.79 2037.50 0.222 273.79 2038.50 0.225 272.82 2039.50 0.229 271.89 2040.50 0.232 270.98 2041.50 0.236 270.10 2042.50 0.239 269.24 2043.50 0.242 268.41 2044.50 0.244 267.59 2045.50 0.247 266.79 2046.50 0.250 266.01 2047.50 0.252 265.24 2048.50 0.254 264.49 2049.50 0.256 263.75 2050.50 0.258 263.02 2051.50 0.260 262.30 2052.50 0.262 261.59 2053.50 0.263 260.89 2054.50 0.264 260.20 2055.50 0.266 259.51 2056.50 0.267 258.83 2057.50 0.268 258.16 2058.50 0.268 257.49 2059.50 0.269 256.82 2060.50 0.269 256.15 2061.50 0.270 255.49 2062.50 0.270 254.83 2063.50 0.270 254.17 2064.50 0.270 253.51 2065.50 0.270 252.85 2066.50 0.269 252.18 2067.50 0.269 251.52 2068.50 0.268 250.85 2069.50 0.267 250.18 2070.50 0.266 249.50 2071.50 0.265 248.82 2072.50 0.264 248.13 2073.50 0.263 247.44 2074.50 0.261 246.73 2075.50 0.259 246.02 2076.50 0.257 245.30 2077.50 0.255 244.57 2078.50 0.253 243.82 2079.50 0.251 243.06 2080.50 0.248 242.29
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:41:20 |