| WDS: | I1306 | WDS ID/Discoverer |
| P: | 193.700 | Orbital period (years) |
| a: | 0.317 | Semi-major axis (arcseconds) |
| i: | 84.6 | Inclination (degrees) |
| Ω: | 12.8 | Longitude of ascending node (degrees) |
| T: | 1989.590 | Epoch of periastron passage (year) |
| e: | 0.187 | Eccentricity |
| ω: | 149.0 | Longitude of periastron (degrees) |
| Start-Year: | 1928.15 | Year |
| End-Year: | 2121.85 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for I1306 |
||
| Position: | 170146.35-510751.6 | Epoch-2000 right ascension and declination |
| WDS-ID: | 17018-5108 | WDS designation |
| Discoverer Code: | I1306 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 153370 | HD catalog number |
| Hipparcos number: | 83321 | Hipparcos catalog number |
| V1: | 7.23 | Magnitude of the primary |
| V2: | 7.27 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | Date of last observation | |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Tok2016e | 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 0.160 201.67 -------------------------- 1928.15 0.334 14.47 1929.15 0.330 14.63 1930.15 0.325 14.79 1931.15 0.320 14.96 1932.15 0.315 15.13 1933.15 0.310 15.30 1934.15 0.305 15.49 1935.15 0.299 15.68 1936.15 0.293 15.87 1937.15 0.287 16.08 1938.15 0.280 16.30 1939.15 0.273 16.52 1940.15 0.266 16.76 1941.15 0.259 17.01 1942.15 0.251 17.27 1943.15 0.244 17.56 1944.15 0.236 17.86 1945.15 0.228 18.18 1946.15 0.219 18.52 1947.15 0.210 18.90 1948.15 0.202 19.31 1949.15 0.193 19.75 1950.15 0.183 20.24 1951.15 0.174 20.78 1952.15 0.164 21.39 1953.15 0.154 22.07 1954.15 0.144 22.84 1955.15 0.134 23.73 1956.15 0.124 24.77 1957.15 0.114 26.00 1958.15 0.103 27.47 1959.15 0.093 29.27 1960.15 0.082 31.53 1961.15 0.072 34.45 1962.15 0.062 38.36 1963.15 0.052 43.80 1964.15 0.042 51.75 1965.15 0.034 63.84 1966.15 0.028 82.13 1967.15 0.026 106.11 1968.15 0.029 129.30 1969.15 0.036 146.22 1970.15 0.044 157.31 1971.15 0.054 164.65 1972.15 0.064 169.73 1973.15 0.074 173.41 1974.15 0.084 176.19 1975.15 0.095 178.35 1976.15 0.105 180.09 1977.15 0.115 181.52 1978.15 0.125 182.72 1979.15 0.135 183.73 1980.15 0.145 184.62 1981.15 0.154 185.39 1982.15 0.163 186.07 1983.15 0.172 186.69 1984.15 0.181 187.24 1985.15 0.189 187.74 1986.15 0.197 188.21 1987.15 0.205 188.63 1988.15 0.212 189.03 1989.15 0.218 189.41 1990.15 0.225 189.76 1991.15 0.231 190.09 1992.15 0.236 190.41 1993.15 0.241 190.71 1994.15 0.246 191.00 1995.15 0.250 191.28 1996.15 0.253 191.56 1997.15 0.256 191.82 1998.15 0.259 192.08 1999.15 0.261 192.34 2000.15 0.263 192.59 2001.15 0.264 192.84 2002.15 0.265 193.09 2003.15 0.265 193.33 2004.15 0.264 193.58 2005.15 0.264 193.83 2006.15 0.263 194.08 2007.15 0.261 194.33 2008.15 0.259 194.58 2009.15 0.257 194.84 2010.15 0.254 195.11 2011.15 0.250 195.38 2012.15 0.247 195.66 2013.15 0.243 195.95 2014.15 0.238 196.25 2015.15 0.234 196.56 2016.15 0.228 196.88 2017.15 0.223 197.22 2018.15 0.217 197.58 2019.15 0.211 197.95 2020.15 0.205 198.35 2021.15 0.199 198.77 2022.15 0.192 199.23 2023.15 0.185 199.71 2024.15 0.178 200.24 2025.15 0.170 200.81 2026.15 0.163 201.43 2027.15 0.155 202.12 2028.15 0.147 202.88 2029.15 0.139 203.73 2030.15 0.131 204.68 2031.15 0.122 205.76 2032.15 0.114 207.00 2033.15 0.106 208.43 2034.15 0.097 210.12 2035.15 0.089 212.13 2036.15 0.080 214.56 2037.15 0.072 217.56 2038.15 0.064 221.34 2039.15 0.056 226.20 2040.15 0.048 232.59 2041.15 0.042 241.14 2042.15 0.036 252.52 2043.15 0.033 267.04 2044.15 0.032 283.73 2045.15 0.034 300.10 2046.15 0.038 313.96 2047.15 0.043 324.65 2048.15 0.050 332.65 2049.15 0.058 338.66 2050.15 0.066 343.24 2051.15 0.074 346.81 2052.15 0.082 349.67 2053.15 0.091 351.99 2054.15 0.099 353.91 2055.15 0.108 355.53 2056.15 0.116 356.90 2057.15 0.125 358.09 2058.15 0.133 359.13 2059.15 0.142 0.05 2060.15 0.150 0.86 2061.15 0.158 1.58 2062.15 0.167 2.24 2063.15 0.175 2.83 2064.15 0.183 3.37 2065.15 0.191 3.87 2066.15 0.198 4.33 2067.15 0.206 4.75 2068.15 0.213 5.14 2069.15 0.221 5.51 2070.15 0.228 5.85 2071.15 0.235 6.17 2072.15 0.242 6.48 2073.15 0.249 6.76 2074.15 0.256 7.03 2075.15 0.262 7.29 2076.15 0.268 7.54 2077.15 0.275 7.77 2078.15 0.280 8.00 2079.15 0.286 8.21 2080.15 0.292 8.42 2081.15 0.297 8.62 2082.15 0.303 8.81 2083.15 0.308 8.99 2084.15 0.313 9.17 2085.15 0.317 9.35 2086.15 0.322 9.52 2087.15 0.326 9.68 2088.15 0.330 9.84 2089.15 0.334 10.00 2090.15 0.338 10.15 2091.15 0.341 10.30 2092.15 0.344 10.45 2093.15 0.347 10.59 2094.15 0.350 10.73 2095.15 0.353 10.87 2096.15 0.355 11.01 2097.15 0.357 11.15 2098.15 0.359 11.28 2099.15 0.361 11.41 2100.15 0.363 11.55 2101.15 0.364 11.68 2102.15 0.365 11.81 2103.15 0.366 11.94 2104.15 0.366 12.06 2105.15 0.366 12.19 2106.15 0.366 12.32 2107.15 0.366 12.45 2108.15 0.366 12.58 2109.15 0.365 12.71 2110.15 0.364 12.84 2111.15 0.363 12.97 2112.15 0.361 13.10 2113.15 0.360 13.23 2114.15 0.358 13.37 2115.15 0.355 13.50 2116.15 0.353 13.64 2117.15 0.350 13.78 2118.15 0.347 13.92 2119.15 0.344 14.07 2120.15 0.340 14.22 2121.15 0.337 14.37
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:33:07 |