| WDS: | B2546AA,AB | WDS ID/Discoverer |
| P: | 111.500 | Orbital period (years) |
| a: | 0.133 | Semi-major axis (arcseconds) |
| i: | 36.4 | Inclination (degrees) |
| Ω: | 49.8 | Longitude of ascending node (degrees) |
| T: | 2030.100 | Epoch of periastron passage (year) |
| e: | 0.383 | Eccentricity |
| ω: | 58.0 | Longitude of periastron (degrees) |
| Start-Year: | 1969.25 | Year |
| End-Year: | 2080.75 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for B2546AA,AB |
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| Position: | 184208.09+344446.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 18421+3445 | WDS designation |
| Discoverer Code: | B2546AA,AB | Discover designation and components |
| ADS number: | 11593 | Aitken Double Star catalog |
| HD number: | 173087 | HD catalog number |
| Hipparcos number: | 91707 | Hipparcos catalog number |
| V1: | 6.5 | Magnitude of the primary |
| V2: | 7.5 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 1996 | 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: | USN2002 | 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 0.081 75.08 -------------------------- 1969.25 0.163 273.62 1970.25 0.162 275.23 1971.25 0.162 276.85 1972.25 0.161 278.49 1973.25 0.160 280.14 1974.25 0.159 281.81 1975.25 0.158 283.50 1976.25 0.157 285.21 1977.25 0.156 286.94 1978.25 0.155 288.69 1979.25 0.154 290.47 1980.25 0.153 292.28 1981.25 0.152 294.12 1982.25 0.150 295.98 1983.25 0.149 297.88 1984.25 0.148 299.80 1985.25 0.146 301.76 1986.25 0.145 303.76 1987.25 0.144 305.79 1988.25 0.143 307.86 1989.25 0.141 309.97 1990.25 0.140 312.12 1991.25 0.139 314.32 1992.25 0.137 316.55 1993.25 0.136 318.83 1994.25 0.135 321.15 1995.25 0.133 323.52 1996.25 0.132 325.94 1997.25 0.131 328.41 1998.25 0.129 330.92 1999.25 0.128 333.48 2000.25 0.127 336.10 2001.25 0.126 338.76 2002.25 0.124 341.48 2003.25 0.123 344.25 2004.25 0.122 347.07 2005.25 0.121 349.95 2006.25 0.120 352.88 2007.25 0.119 355.88 2008.25 0.117 358.93 2009.25 0.116 2.04 2010.25 0.115 5.22 2011.25 0.114 8.47 2012.25 0.112 11.79 2013.25 0.111 15.20 2014.25 0.110 18.68 2015.25 0.108 22.27 2016.25 0.106 25.96 2017.25 0.105 29.77 2018.25 0.103 33.71 2019.25 0.101 37.81 2020.25 0.099 42.08 2021.25 0.096 46.56 2022.25 0.094 51.29 2023.25 0.091 56.29 2024.25 0.088 61.62 2025.25 0.085 67.33 2026.25 0.082 73.47 2027.25 0.079 80.10 2028.25 0.076 87.26 2029.25 0.073 94.98 2030.25 0.071 103.25 2031.25 0.069 111.98 2032.25 0.068 121.04 2033.25 0.068 130.23 2034.25 0.069 139.31 2035.25 0.071 148.06 2036.25 0.073 156.31 2037.25 0.076 163.96 2038.25 0.080 170.95 2039.25 0.084 177.31 2040.25 0.088 183.08 2041.25 0.092 188.30 2042.25 0.097 193.05 2043.25 0.101 197.37 2044.25 0.106 201.34 2045.25 0.110 204.99 2046.25 0.114 208.37 2047.25 0.118 211.52 2048.25 0.122 214.46 2049.25 0.126 217.23 2050.25 0.129 219.84 2051.25 0.133 222.32 2052.25 0.136 224.68 2053.25 0.139 226.93 2054.25 0.141 229.09 2055.25 0.144 231.18 2056.25 0.147 233.19 2057.25 0.149 235.13 2058.25 0.151 237.03 2059.25 0.153 238.87 2060.25 0.155 240.66 2061.25 0.156 242.42 2062.25 0.158 244.15 2063.25 0.159 245.84 2064.25 0.160 247.51 2065.25 0.161 249.16 2066.25 0.162 250.78 2067.25 0.163 252.39 2068.25 0.163 253.98 2069.25 0.164 255.57 2070.25 0.164 257.14 2071.25 0.165 258.71 2072.25 0.165 260.27 2073.25 0.165 261.83 2074.25 0.165 263.39 2075.25 0.165 264.95 2076.25 0.165 266.51 2077.25 0.164 268.08 2078.25 0.164 269.65 2079.25 0.164 271.23 2080.25 0.163 272.82
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:54:01 |