| WDS: | DON1038 | WDS ID/Discoverer |
| P: | 163.000 | Orbital period (years) |
| a: | 0.3934 | Semi-major axis (arcseconds) |
| i: | 0.0 | Inclination (degrees) |
| Ω: | 137.7 | Longitude of ascending node (degrees) |
| T: | 1992.090 | Epoch of periastron passage (year) |
| e: | 0.432 | Eccentricity |
| ω: | 0.0 | Longitude of periastron (degrees) |
| Start-Year: | 1943.5 | Year |
| End-Year: | 2106.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for DON1038 |
||
| Position: | 225021.55-174420.3 | Epoch-2000 right ascension and declination |
| WDS-ID: | 22504-1744 | WDS designation |
| Discoverer Code: | DON1038 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | . | Hipparcos catalog number |
| V1: | 10.7 | Magnitude of the primary |
| V2: | 11.0 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | Date of last observation | |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Tok2024c | 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 0.424 262.28 -------------------------- 1943.50 0.496 352.52 1944.50 0.492 353.78 1945.50 0.487 355.07 1946.50 0.483 356.38 1947.50 0.478 357.71 1948.50 0.473 359.08 1949.50 0.469 0.47 1950.50 0.464 1.88 1951.50 0.458 3.34 1952.50 0.453 4.82 1953.50 0.448 6.34 1954.50 0.442 7.89 1955.50 0.437 9.49 1956.50 0.431 11.13 1957.50 0.425 12.81 1958.50 0.419 14.54 1959.50 0.413 16.32 1960.50 0.407 18.16 1961.50 0.400 20.06 1962.50 0.394 22.01 1963.50 0.387 24.03 1964.50 0.380 26.13 1965.50 0.374 28.30 1966.50 0.367 30.55 1967.50 0.360 32.88 1968.50 0.353 35.31 1969.50 0.346 37.84 1970.50 0.338 40.48 1971.50 0.331 43.23 1972.50 0.324 46.11 1973.50 0.317 49.11 1974.50 0.309 52.26 1975.50 0.302 55.56 1976.50 0.295 59.02 1977.50 0.288 62.65 1978.50 0.281 66.46 1979.50 0.274 70.46 1980.50 0.268 74.66 1981.50 0.261 79.07 1982.50 0.255 83.70 1983.50 0.249 88.54 1984.50 0.244 93.60 1985.50 0.239 98.88 1986.50 0.235 104.36 1987.50 0.231 110.02 1988.50 0.228 115.86 1989.50 0.226 121.83 1990.50 0.224 127.91 1991.50 0.224 134.06 1992.50 0.224 140.23 1993.50 0.224 146.39 1994.50 0.226 152.48 1995.50 0.228 158.48 1996.50 0.231 164.34 1997.50 0.234 170.04 1998.50 0.239 175.55 1999.50 0.243 180.86 2000.50 0.249 185.96 2001.50 0.254 190.84 2002.50 0.260 195.51 2003.50 0.266 199.96 2004.50 0.273 204.20 2005.50 0.280 208.24 2006.50 0.287 212.08 2007.50 0.294 215.74 2008.50 0.301 219.23 2009.50 0.308 222.56 2010.50 0.315 225.73 2011.50 0.323 228.76 2012.50 0.330 231.66 2013.50 0.337 234.43 2014.50 0.344 237.09 2015.50 0.351 239.64 2016.50 0.358 242.09 2017.50 0.365 244.44 2018.50 0.372 246.70 2019.50 0.379 248.89 2020.50 0.386 250.99 2021.50 0.393 253.03 2022.50 0.399 255.00 2023.50 0.405 256.90 2024.50 0.412 258.75 2025.50 0.418 260.54 2026.50 0.424 262.28 2027.50 0.430 263.97 2028.50 0.436 265.62 2029.50 0.441 267.22 2030.50 0.447 268.79 2031.50 0.452 270.31 2032.50 0.458 271.80 2033.50 0.463 273.26 2034.50 0.468 274.68 2035.50 0.473 276.08 2036.50 0.477 277.44 2037.50 0.482 278.78 2038.50 0.486 280.10 2039.50 0.491 281.39 2040.50 0.495 282.66 2041.50 0.499 283.90 2042.50 0.503 285.13 2043.50 0.507 286.34 2044.50 0.511 287.53 2045.50 0.514 288.70 2046.50 0.518 289.86 2047.50 0.521 291.00 2048.50 0.524 292.13 2049.50 0.527 293.25 2050.50 0.530 294.35 2051.50 0.533 295.44 2052.50 0.536 296.52 2053.50 0.538 297.59 2054.50 0.541 298.64 2055.50 0.543 299.69 2056.50 0.545 300.74 2057.50 0.547 301.77 2058.50 0.549 302.79 2059.50 0.551 303.81 2060.50 0.553 304.82 2061.50 0.554 305.83 2062.50 0.556 306.83 2063.50 0.557 307.83 2064.50 0.558 308.82 2065.50 0.559 309.80 2066.50 0.560 310.79 2067.50 0.561 311.77 2068.50 0.562 312.75 2069.50 0.562 313.72 2070.50 0.563 314.70 2071.50 0.563 315.67 2072.50 0.563 316.64 2073.50 0.563 317.61 2074.50 0.563 318.58 2075.50 0.563 319.56 2076.50 0.563 320.53 2077.50 0.562 321.50 2078.50 0.562 322.48 2079.50 0.561 323.46 2080.50 0.560 324.44 2081.50 0.559 325.42 2082.50 0.558 326.41 2083.50 0.557 327.40 2084.50 0.556 328.39 2085.50 0.555 329.39 2086.50 0.553 330.40 2087.50 0.551 331.41 2088.50 0.550 332.42 2089.50 0.548 333.45 2090.50 0.546 334.48 2091.50 0.544 335.52 2092.50 0.541 336.57 2093.50 0.539 337.62 2094.50 0.536 338.69 2095.50 0.534 339.77 2096.50 0.531 340.85 2097.50 0.528 341.95 2098.50 0.525 343.07 2099.50 0.522 344.19 2100.50 0.518 345.33 2101.50 0.515 346.49 2102.50 0.511 347.66 2103.50 0.508 348.85 2104.50 0.504 350.05 2105.50 0.500 351.27
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:44:09 |