| WDS: | HU141 | WDS ID/Discoverer |
| P: | 173.900 | Orbital period (years) |
| a: | 0.374 | Semi-major axis (arcseconds) |
| i: | 57.4 | Inclination (degrees) |
| Ω: | 6.9 | Longitude of ascending node (degrees) |
| T: | 1949.330 | Epoch of periastron passage (year) |
| e: | 0.89 | Eccentricity |
| ω: | 114.8 | Longitude of periastron (degrees) |
| Start-Year: | 1938.05 | Year |
| End-Year: | 2111.95 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for HU141 |
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| Position: | 144910.88-104938.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 14492-1050 | WDS designation |
| Discoverer Code: | HU141 | Discover designation and components |
| ADS number: | 9395 | Aitken Double Star catalog |
| HD number: | 130558 | HD catalog number |
| Hipparcos number: | 72478 | Hipparcos catalog number |
| V1: | 7.92 | Magnitude of the primary |
| V2: | 9.21 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2008 | 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: | Zir2015a | 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 0.439 314.04 -------------------------- 1938.05 0.247 350.70 1939.05 0.235 351.92 1940.05 0.222 353.28 1941.05 0.208 354.82 1942.05 0.193 356.58 1943.05 0.176 358.67 1944.05 0.158 1.21 1945.05 0.137 4.48 1946.05 0.114 9.01 1947.05 0.086 16.24 1948.05 0.052 31.97 1949.05 0.023 103.26 1950.05 0.048 178.32 1951.05 0.070 198.76 1952.05 0.085 210.62 1953.05 0.095 219.41 1954.05 0.105 226.52 1955.05 0.113 232.54 1956.05 0.121 237.76 1957.05 0.128 242.36 1958.05 0.135 246.47 1959.05 0.142 250.16 1960.05 0.149 253.51 1961.05 0.156 256.56 1962.05 0.163 259.37 1963.05 0.169 261.95 1964.05 0.176 264.34 1965.05 0.182 266.56 1966.05 0.189 268.62 1967.05 0.195 270.56 1968.05 0.201 272.37 1969.05 0.207 274.08 1970.05 0.213 275.69 1971.05 0.219 277.21 1972.05 0.225 278.65 1973.05 0.231 280.01 1974.05 0.237 281.31 1975.05 0.243 282.55 1976.05 0.248 283.73 1977.05 0.254 284.86 1978.05 0.259 285.95 1979.05 0.264 286.99 1980.05 0.270 287.98 1981.05 0.275 288.94 1982.05 0.280 289.86 1983.05 0.285 290.75 1984.05 0.290 291.61 1985.05 0.295 292.44 1986.05 0.300 293.25 1987.05 0.305 294.02 1988.05 0.310 294.78 1989.05 0.314 295.51 1990.05 0.319 296.22 1991.05 0.323 296.91 1992.05 0.328 297.58 1993.05 0.332 298.23 1994.05 0.336 298.87 1995.05 0.341 299.49 1996.05 0.345 300.10 1997.05 0.349 300.69 1998.05 0.353 301.27 1999.05 0.357 301.83 2000.05 0.361 302.38 2001.05 0.365 302.93 2002.05 0.368 303.46 2003.05 0.372 303.97 2004.05 0.376 304.48 2005.05 0.379 304.98 2006.05 0.383 305.47 2007.05 0.386 305.96 2008.05 0.389 306.43 2009.05 0.393 306.89 2010.05 0.396 307.35 2011.05 0.399 307.80 2012.05 0.402 308.25 2013.05 0.405 308.68 2014.05 0.408 309.11 2015.05 0.411 309.54 2016.05 0.414 309.96 2017.05 0.416 310.37 2018.05 0.419 310.78 2019.05 0.422 311.18 2020.05 0.424 311.58 2021.05 0.426 311.97 2022.05 0.429 312.36 2023.05 0.431 312.75 2024.05 0.433 313.13 2025.05 0.436 313.50 2026.05 0.438 313.88 2027.05 0.440 314.25 2028.05 0.442 314.61 2029.05 0.444 314.98 2030.05 0.446 315.34 2031.05 0.447 315.69 2032.05 0.449 316.05 2033.05 0.451 316.40 2034.05 0.452 316.75 2035.05 0.454 317.09 2036.05 0.455 317.44 2037.05 0.456 317.78 2038.05 0.458 318.12 2039.05 0.459 318.46 2040.05 0.460 318.80 2041.05 0.461 319.13 2042.05 0.462 319.47 2043.05 0.463 319.80 2044.05 0.464 320.13 2045.05 0.465 320.46 2046.05 0.465 320.79 2047.05 0.466 321.12 2048.05 0.466 321.44 2049.05 0.467 321.77 2050.05 0.467 322.10 2051.05 0.468 322.42 2052.05 0.468 322.75 2053.05 0.468 323.07 2054.05 0.468 323.40 2055.05 0.468 323.72 2056.05 0.468 324.05 2057.05 0.468 324.37 2058.05 0.467 324.70 2059.05 0.467 325.02 2060.05 0.466 325.35 2061.05 0.466 325.68 2062.05 0.465 326.01 2063.05 0.464 326.34 2064.05 0.464 326.67 2065.05 0.463 327.00 2066.05 0.462 327.33 2067.05 0.461 327.67 2068.05 0.459 328.00 2069.05 0.458 328.34 2070.05 0.457 328.68 2071.05 0.455 329.02 2072.05 0.453 329.37 2073.05 0.452 329.71 2074.05 0.450 330.06 2075.05 0.448 330.42 2076.05 0.446 330.77 2077.05 0.443 331.13 2078.05 0.441 331.50 2079.05 0.439 331.87 2080.05 0.436 332.24 2081.05 0.433 332.61 2082.05 0.430 333.00 2083.05 0.427 333.38 2084.05 0.424 333.77 2085.05 0.421 334.17 2086.05 0.418 334.58 2087.05 0.414 334.99 2088.05 0.410 335.41 2089.05 0.406 335.83 2090.05 0.402 336.27 2091.05 0.398 336.71 2092.05 0.394 337.17 2093.05 0.389 337.63 2094.05 0.384 338.11 2095.05 0.379 338.60 2096.05 0.374 339.10 2097.05 0.368 339.62 2098.05 0.362 340.15 2099.05 0.356 340.70 2100.05 0.350 341.27 2101.05 0.344 341.86 2102.05 0.337 342.47 2103.05 0.330 343.12 2104.05 0.322 343.78 2105.05 0.314 344.49 2106.05 0.306 345.23 2107.05 0.297 346.01 2108.05 0.288 346.84 2109.05 0.279 347.72 2110.05 0.269 348.67 2111.05 0.258 349.70
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:08:59 |