| WDS: | STF1888AB | WDS ID/Discoverer |
| P: | 151.870 | Orbital period (years) |
| a: | 4.92219 | Semi-major axis (arcseconds) |
| i: | 140.2816 | Inclination (degrees) |
| Ω: | 167.9575 | Longitude of ascending node (degrees) |
| T: | 1909.377 | Epoch of periastron passage (year) |
| e: | 0.51168 | Eccentricity |
| ω: | 23.8399 | Longitude of periastron (degrees) |
| Start-Year: | 1949.064848 | Year |
| End-Year: | 2100.935152 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF1888AB |
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| Position: | 145123.38+190601.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 14514+1906 | WDS designation |
| Discoverer Code: | STF1888AB | Discover designation and components |
| ADS number: | 9413 | Aitken Double Star catalog |
| HD number: | 131156 | HD catalog number |
| Hipparcos number: | 72659 | Hipparcos catalog number |
| V1: | 4.76 | Magnitude of the primary |
| V2: | 6.95 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | Date of last observation | |
| Orbit grade: | 2 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Kpp2020f | 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 4.669 286.50 -------------------------- 1949.06 6.103 357.86 1950.06 6.186 356.85 1951.06 6.265 355.87 1952.06 6.340 354.92 1953.06 6.413 353.98 1954.06 6.482 353.07 1955.06 6.548 352.18 1956.06 6.611 351.30 1957.06 6.670 350.44 1958.06 6.727 349.59 1959.06 6.781 348.76 1960.06 6.831 347.94 1961.06 6.878 347.14 1962.06 6.923 346.34 1963.06 6.965 345.55 1964.06 7.003 344.77 1965.06 7.039 344.00 1966.06 7.072 343.24 1967.06 7.102 342.48 1968.06 7.130 341.74 1969.06 7.154 340.99 1970.06 7.176 340.25 1971.06 7.195 339.52 1972.06 7.212 338.79 1973.06 7.226 338.06 1974.06 7.237 337.33 1975.06 7.245 336.61 1976.06 7.251 335.89 1977.06 7.255 335.16 1978.06 7.256 334.44 1979.06 7.254 333.72 1980.06 7.250 333.00 1981.06 7.243 332.28 1982.06 7.234 331.55 1983.06 7.223 330.83 1984.06 7.209 330.10 1985.06 7.193 329.37 1986.06 7.174 328.63 1987.06 7.153 327.89 1988.06 7.130 327.15 1989.06 7.104 326.40 1990.06 7.076 325.64 1991.06 7.045 324.88 1992.06 7.013 324.11 1993.06 6.978 323.34 1994.06 6.941 322.55 1995.06 6.901 321.76 1996.06 6.860 320.96 1997.06 6.816 320.15 1998.06 6.770 319.33 1999.06 6.722 318.49 2000.06 6.672 317.65 2001.06 6.619 316.79 2002.06 6.565 315.91 2003.06 6.508 315.02 2004.06 6.450 314.12 2005.06 6.389 313.20 2006.06 6.327 312.26 2007.06 6.262 311.30 2008.06 6.195 310.32 2009.06 6.127 309.32 2010.06 6.056 308.30 2011.06 5.984 307.25 2012.06 5.910 306.18 2013.06 5.834 305.08 2014.06 5.757 303.95 2015.06 5.677 302.79 2016.06 5.596 301.59 2017.06 5.514 300.36 2018.06 5.430 299.10 2019.06 5.344 297.79 2020.06 5.257 296.44 2021.06 5.169 295.04 2022.06 5.079 293.60 2023.06 4.988 292.10 2024.06 4.897 290.54 2025.06 4.804 288.93 2026.06 4.710 287.25 2027.06 4.616 285.51 2028.06 4.521 283.69 2029.06 4.426 281.79 2030.06 4.331 279.81 2031.06 4.236 277.74 2032.06 4.140 275.58 2033.06 4.046 273.31 2034.06 3.952 270.94 2035.06 3.859 268.45 2036.06 3.767 265.84 2037.06 3.677 263.10 2038.06 3.589 260.22 2039.06 3.503 257.20 2040.06 3.419 254.03 2041.06 3.339 250.71 2042.06 3.262 247.22 2043.06 3.189 243.57 2044.06 3.120 239.76 2045.06 3.055 235.77 2046.06 2.994 231.62 2047.06 2.939 227.31 2048.06 2.887 222.83 2049.06 2.841 218.21 2050.06 2.798 213.43 2051.06 2.758 208.51 2052.06 2.721 203.45 2053.06 2.686 198.26 2054.06 2.651 192.93 2055.06 2.616 187.46 2056.06 2.578 181.83 2057.06 2.537 176.03 2058.06 2.491 170.02 2059.06 2.442 163.78 2060.06 2.388 157.27 2061.06 2.332 150.46 2062.06 2.277 143.31 2063.06 2.226 135.82 2064.06 2.182 128.00 2065.06 2.152 119.91 2066.06 2.139 111.65 2067.06 2.145 103.36 2068.06 2.173 95.21 2069.06 2.223 87.34 2070.06 2.294 79.88 2071.06 2.383 72.93 2072.06 2.488 66.52 2073.06 2.607 60.66 2074.06 2.735 55.34 2075.06 2.872 50.50 2076.06 3.014 46.12 2077.06 3.160 42.13 2078.06 3.309 38.50 2079.06 3.458 35.18 2080.06 3.607 32.14 2081.06 3.756 29.34 2082.06 3.903 26.75 2083.06 4.048 24.35 2084.06 4.191 22.11 2085.06 4.331 20.02 2086.06 4.468 18.06 2087.06 4.602 16.21 2088.06 4.733 14.47 2089.06 4.860 12.82 2090.06 4.984 11.25 2091.06 5.104 9.76 2092.06 5.221 8.34 2093.06 5.335 6.97 2094.06 5.444 5.67 2095.06 5.551 4.41 2096.06 5.653 3.20 2097.06 5.752 2.04 2098.06 5.848 0.91 2099.06 5.940 359.82 2100.06 6.029 358.76
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:09:33 |