| WDS: | STF2028 | WDS ID/Discoverer |
| P: | 105.340 | Orbital period (years) |
| a: | 0.399 | Semi-major axis (arcseconds) |
| i: | 83.6 | Inclination (degrees) |
| Ω: | 145.5 | Longitude of ascending node (degrees) |
| T: | 1993.380 | Epoch of periastron passage (year) |
| e: | 0.616 | Eccentricity |
| ω: | 223.7 | Longitude of periastron (degrees) |
| Start-Year: | 1972.33 | Year |
| End-Year: | 2077.67 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF2028 |
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| Position: | 161248.11+392135.6 | Epoch-2000 right ascension and declination |
| WDS-ID: | 16128+3922 | WDS designation |
| Discoverer Code: | STF2028 | Discover designation and components |
| ADS number: | 9970 | Aitken Double Star catalog |
| HD number: | 146100 | HD catalog number |
| Hipparcos number: | 79448 | Hipparcos catalog number |
| V1: | 9.88 | Magnitude of the primary |
| V2: | 9.14 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2009 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Hrt2014b | 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 0.537 148.09 -------------------------- 1972.33 0.070 192.75 1973.33 0.059 204.33 1974.33 0.051 220.44 1975.33 0.048 240.44 1976.33 0.051 260.47 1977.33 0.059 276.64 1978.33 0.070 288.28 1979.33 0.083 296.49 1980.33 0.097 302.40 1981.33 0.111 306.82 1982.33 0.125 310.25 1983.33 0.139 312.99 1984.33 0.152 315.25 1985.33 0.163 317.19 1986.33 0.172 318.88 1987.33 0.179 320.42 1988.33 0.183 321.87 1989.33 0.183 323.29 1990.33 0.176 324.76 1991.33 0.163 326.41 1992.33 0.142 328.45 1993.33 0.113 331.39 1994.33 0.077 336.80 1995.33 0.039 352.60 1996.33 0.021 77.68 1997.33 0.055 123.37 1998.33 0.094 132.66 1999.33 0.132 136.50 2000.33 0.168 138.64 2001.33 0.201 140.05 2002.33 0.232 141.07 2003.33 0.261 141.86 2004.33 0.288 142.49 2005.33 0.313 143.02 2006.33 0.335 143.48 2007.33 0.356 143.87 2008.33 0.376 144.23 2009.33 0.394 144.55 2010.33 0.410 144.85 2011.33 0.426 145.12 2012.33 0.440 145.38 2013.33 0.453 145.62 2014.33 0.464 145.84 2015.33 0.475 146.06 2016.33 0.485 146.27 2017.33 0.494 146.47 2018.33 0.502 146.66 2019.33 0.509 146.85 2020.33 0.515 147.03 2021.33 0.520 147.21 2022.33 0.525 147.38 2023.33 0.529 147.55 2024.33 0.532 147.72 2025.33 0.535 147.89 2026.33 0.537 148.06 2027.33 0.539 148.22 2028.33 0.539 148.39 2029.33 0.539 148.55 2030.33 0.539 148.72 2031.33 0.538 148.88 2032.33 0.537 149.05 2033.33 0.535 149.21 2034.33 0.532 149.38 2035.33 0.529 149.55 2036.33 0.526 149.72 2037.33 0.522 149.90 2038.33 0.517 150.07 2039.33 0.513 150.25 2040.33 0.507 150.44 2041.33 0.501 150.62 2042.33 0.495 150.82 2043.33 0.489 151.01 2044.33 0.482 151.22 2045.33 0.474 151.43 2046.33 0.467 151.64 2047.33 0.458 151.86 2048.33 0.450 152.10 2049.33 0.441 152.34 2050.33 0.432 152.59 2051.33 0.422 152.85 2052.33 0.412 153.13 2053.33 0.402 153.41 2054.33 0.391 153.72 2055.33 0.380 154.04 2056.33 0.369 154.38 2057.33 0.357 154.74 2058.33 0.345 155.13 2059.33 0.333 155.55 2060.33 0.320 156.00 2061.33 0.307 156.48 2062.33 0.294 157.01 2063.33 0.280 157.59 2064.33 0.267 158.23 2065.33 0.253 158.94 2066.33 0.238 159.74 2067.33 0.224 160.63 2068.33 0.209 161.65 2069.33 0.194 162.83 2070.33 0.179 164.21 2071.33 0.164 165.83 2072.33 0.149 167.80 2073.33 0.133 170.21 2074.33 0.118 173.25 2075.33 0.103 177.18 2076.33 0.088 182.42 2077.33 0.075 189.66
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:23:57 |