| WDS: | A725 | WDS ID/Discoverer |
| P: | 189.510 | Orbital period (years) |
| a: | 0.7964 | Semi-major axis (arcseconds) |
| i: | 68.23 | Inclination (degrees) |
| Ω: | 225.11 | Longitude of ascending node (degrees) |
| T: | 1960.241 | Epoch of periastron passage (year) |
| e: | 0.5259 | Eccentricity |
| ω: | 344.73 | Longitude of periastron (degrees) |
| Start-Year: | 1930.245 | Year |
| End-Year: | 2119.755 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A725 |
||
| Position: | 202057.88+443629.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 20210+4437 | WDS designation |
| Discoverer Code: | A725 | Discover designation and components |
| ADS number: | 13744 | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 100341 | Hipparcos catalog number |
| V1: | 9.46 | Magnitude of the primary |
| V2: | 10.23 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 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: | FSU2025 | 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 0.950 30.04 -------------------------- 1930.24 0.580 65.80 1931.24 0.556 66.98 1932.24 0.532 68.27 1933.24 0.507 69.68 1934.24 0.481 71.24 1935.24 0.455 72.97 1936.24 0.429 74.91 1937.24 0.403 77.11 1938.24 0.377 79.61 1939.24 0.351 82.49 1940.24 0.325 85.83 1941.24 0.299 89.74 1942.24 0.275 94.36 1943.24 0.252 99.86 1944.24 0.231 106.41 1945.24 0.212 114.19 1946.24 0.198 123.25 1947.24 0.189 133.46 1948.24 0.185 144.42 1949.24 0.187 155.46 1950.24 0.195 165.92 1951.24 0.208 175.32 1952.24 0.224 183.48 1953.24 0.243 190.46 1954.24 0.263 196.40 1955.24 0.284 201.49 1956.24 0.304 205.90 1957.24 0.322 209.78 1958.24 0.339 213.25 1959.24 0.354 216.41 1960.24 0.366 219.34 1961.24 0.375 222.10 1962.24 0.382 224.75 1963.24 0.385 227.34 1964.24 0.385 229.90 1965.24 0.383 232.47 1966.24 0.378 235.10 1967.24 0.371 237.81 1968.24 0.362 240.64 1969.24 0.351 243.63 1970.24 0.340 246.82 1971.24 0.327 250.24 1972.24 0.315 253.93 1973.24 0.302 257.93 1974.24 0.289 262.29 1975.24 0.277 267.03 1976.24 0.267 272.18 1977.24 0.257 277.72 1978.24 0.250 283.63 1979.24 0.245 289.85 1980.24 0.242 296.29 1981.24 0.241 302.81 1982.24 0.244 309.28 1983.24 0.248 315.57 1984.24 0.256 321.56 1985.24 0.265 327.17 1986.24 0.276 332.37 1987.24 0.289 337.13 1988.24 0.304 341.45 1989.24 0.319 345.38 1990.24 0.336 348.92 1991.24 0.353 352.13 1992.24 0.371 355.03 1993.24 0.389 357.66 1994.24 0.408 0.06 1995.24 0.427 2.24 1996.24 0.446 4.24 1997.24 0.465 6.07 1998.24 0.485 7.75 1999.24 0.504 9.31 2000.24 0.523 10.75 2001.24 0.542 12.09 2002.24 0.561 13.34 2003.24 0.580 14.51 2004.24 0.599 15.60 2005.24 0.617 16.63 2006.24 0.636 17.60 2007.24 0.654 18.52 2008.24 0.672 19.38 2009.24 0.689 20.20 2010.24 0.707 20.98 2011.24 0.724 21.73 2012.24 0.741 22.43 2013.24 0.757 23.11 2014.24 0.774 23.76 2015.24 0.790 24.38 2016.24 0.806 24.98 2017.24 0.821 25.55 2018.24 0.836 26.11 2019.24 0.851 26.64 2020.24 0.866 27.16 2021.24 0.880 27.66 2022.24 0.894 28.14 2023.24 0.908 28.61 2024.24 0.921 29.06 2025.24 0.934 29.50 2026.24 0.947 29.93 2027.24 0.960 30.35 2028.24 0.972 30.76 2029.24 0.984 31.16 2030.24 0.995 31.54 2031.24 1.006 31.92 2032.24 1.017 32.30 2033.24 1.028 32.66 2034.24 1.038 33.02 2035.24 1.048 33.36 2036.24 1.058 33.71 2037.24 1.067 34.04 2038.24 1.076 34.37 2039.24 1.085 34.70 2040.24 1.093 35.02 2041.24 1.101 35.34 2042.24 1.109 35.65 2043.24 1.116 35.96 2044.24 1.123 36.26 2045.24 1.130 36.56 2046.24 1.136 36.85 2047.24 1.142 37.15 2048.24 1.148 37.44 2049.24 1.154 37.72 2050.24 1.159 38.01 2051.24 1.163 38.29 2052.24 1.168 38.57 2053.24 1.172 38.85 2054.24 1.176 39.12 2055.24 1.179 39.40 2056.24 1.182 39.67 2057.24 1.185 39.94 2058.24 1.187 40.21 2059.24 1.189 40.48 2060.24 1.191 40.75 2061.24 1.192 41.02 2062.24 1.193 41.28 2063.24 1.194 41.55 2064.24 1.194 41.82 2065.24 1.194 42.08 2066.24 1.194 42.35 2067.24 1.193 42.62 2068.24 1.192 42.88 2069.24 1.191 43.15 2070.24 1.189 43.42 2071.24 1.187 43.69 2072.24 1.184 43.96 2073.24 1.181 44.23 2074.24 1.178 44.50 2075.24 1.174 44.78 2076.24 1.170 45.05 2077.24 1.166 45.33 2078.24 1.161 45.61 2079.24 1.156 45.90 2080.24 1.150 46.18 2081.24 1.144 46.47 2082.24 1.138 46.76 2083.24 1.131 47.06 2084.24 1.124 47.36 2085.24 1.117 47.66 2086.24 1.109 47.97 2087.24 1.100 48.28 2088.24 1.092 48.60 2089.24 1.082 48.92 2090.24 1.073 49.24 2091.24 1.063 49.58 2092.24 1.052 49.92 2093.24 1.041 50.26 2094.24 1.030 50.62 2095.24 1.018 50.98 2096.24 1.006 51.35 2097.24 0.993 51.73 2098.24 0.980 52.12 2099.24 0.967 52.52 2100.24 0.953 52.94 2101.24 0.938 53.36 2102.24 0.923 53.80 2103.24 0.908 54.25 2104.24 0.892 54.72 2105.24 0.875 55.21 2106.24 0.858 55.72 2107.24 0.841 56.24 2108.24 0.823 56.79 2109.24 0.805 57.36 2110.24 0.786 57.97 2111.24 0.766 58.60 2112.24 0.746 59.26 2113.24 0.726 59.96 2114.24 0.705 60.71 2115.24 0.684 61.49 2116.24 0.662 62.33 2117.24 0.639 63.23 2118.24 0.616 64.20 2119.24 0.593 65.24
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:14:10 |