| WDS: | A2407 | WDS ID/Discoverer |
| P: | 184.400 | Orbital period (years) |
| a: | 0.757 | Semi-major axis (arcseconds) |
| i: | 48.0 | Inclination (degrees) |
| Ω: | 181.2 | Longitude of ascending node (degrees) |
| T: | 1976.000 | Epoch of periastron passage (year) |
| e: | 0.113 | Eccentricity |
| ω: | 49.3 | Longitude of periastron (degrees) |
| Start-Year: | 1932.8 | Year |
| End-Year: | 2117.2 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A2407 |
||
| Position: | 015522.03+025724.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 01554+0257 | WDS designation |
| Discoverer Code: | A2407 | Discover designation and components |
| ADS number: | 1530 | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 8958 | Hipparcos catalog number |
| V1: | 10.05 | Magnitude of the primary |
| V2: | 10.50 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2015 | 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: | Tok2021c | 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 0.754 347.75 -------------------------- 1932.80 0.632 144.59 1933.80 0.638 146.43 1934.80 0.644 148.24 1935.80 0.650 150.02 1936.80 0.655 151.77 1937.80 0.661 153.48 1938.80 0.666 155.18 1939.80 0.671 156.84 1940.80 0.675 158.48 1941.80 0.680 160.10 1942.80 0.684 161.70 1943.80 0.687 163.29 1944.80 0.690 164.85 1945.80 0.693 166.41 1946.80 0.696 167.95 1947.80 0.698 169.48 1948.80 0.699 171.01 1949.80 0.700 172.53 1950.80 0.701 174.04 1951.80 0.701 175.56 1952.80 0.700 177.07 1953.80 0.699 178.59 1954.80 0.697 180.12 1955.80 0.695 181.65 1956.80 0.693 183.20 1957.80 0.690 184.75 1958.80 0.686 186.33 1959.80 0.682 187.92 1960.80 0.677 189.53 1961.80 0.671 191.17 1962.80 0.666 192.83 1963.80 0.659 194.53 1964.80 0.653 196.25 1965.80 0.645 198.02 1966.80 0.638 199.83 1967.80 0.630 201.68 1968.80 0.621 203.58 1969.80 0.613 205.53 1970.80 0.604 207.54 1971.80 0.595 209.61 1972.80 0.585 211.75 1973.80 0.576 213.96 1974.80 0.566 216.24 1975.80 0.557 218.60 1976.80 0.547 221.04 1977.80 0.538 223.57 1978.80 0.529 226.19 1979.80 0.520 228.90 1980.80 0.511 231.70 1981.80 0.503 234.59 1982.80 0.495 237.58 1983.80 0.488 240.66 1984.80 0.481 243.83 1985.80 0.476 247.08 1986.80 0.471 250.40 1987.80 0.467 253.78 1988.80 0.464 257.22 1989.80 0.461 260.70 1990.80 0.460 264.21 1991.80 0.460 267.73 1992.80 0.461 271.24 1993.80 0.462 274.73 1994.80 0.465 278.19 1995.80 0.469 281.60 1996.80 0.474 284.95 1997.80 0.479 288.23 1998.80 0.486 291.43 1999.80 0.493 294.54 2000.80 0.501 297.55 2001.80 0.509 300.47 2002.80 0.518 303.29 2003.80 0.528 306.01 2004.80 0.538 308.63 2005.80 0.548 311.16 2006.80 0.558 313.59 2007.80 0.569 315.93 2008.80 0.580 318.18 2009.80 0.591 320.35 2010.80 0.602 322.44 2011.80 0.613 324.45 2012.80 0.625 326.39 2013.80 0.636 328.27 2014.80 0.646 330.08 2015.80 0.657 331.83 2016.80 0.668 333.52 2017.80 0.678 335.17 2018.80 0.688 336.76 2019.80 0.698 338.31 2020.80 0.707 339.82 2021.80 0.716 341.29 2022.80 0.725 342.72 2023.80 0.733 344.12 2024.80 0.741 345.49 2025.80 0.749 346.83 2026.80 0.756 348.14 2027.80 0.763 349.43 2028.80 0.770 350.70 2029.80 0.775 351.94 2030.80 0.781 353.17 2031.80 0.786 354.38 2032.80 0.791 355.58 2033.80 0.795 356.76 2034.80 0.799 357.93 2035.80 0.802 359.09 2036.80 0.805 0.25 2037.80 0.807 1.39 2038.80 0.809 2.53 2039.80 0.811 3.66 2040.80 0.812 4.79 2041.80 0.812 5.92 2042.80 0.812 7.05 2043.80 0.812 8.18 2044.80 0.811 9.31 2045.80 0.810 10.44 2046.80 0.809 11.57 2047.80 0.807 12.71 2048.80 0.804 13.86 2049.80 0.801 15.01 2050.80 0.798 16.18 2051.80 0.795 17.35 2052.80 0.791 18.53 2053.80 0.787 19.73 2054.80 0.782 20.94 2055.80 0.777 22.16 2056.80 0.772 23.40 2057.80 0.767 24.65 2058.80 0.761 25.93 2059.80 0.755 27.22 2060.80 0.749 28.54 2061.80 0.742 29.88 2062.80 0.735 31.24 2063.80 0.728 32.63 2064.80 0.721 34.05 2065.80 0.714 35.49 2066.80 0.707 36.96 2067.80 0.699 38.47 2068.80 0.692 40.01 2069.80 0.684 41.58 2070.80 0.676 43.19 2071.80 0.668 44.84 2072.80 0.661 46.52 2073.80 0.653 48.25 2074.80 0.645 50.01 2075.80 0.638 51.82 2076.80 0.630 53.67 2077.80 0.623 55.57 2078.80 0.616 57.51 2079.80 0.609 59.49 2080.80 0.602 61.53 2081.80 0.595 63.60 2082.80 0.589 65.72 2083.80 0.583 67.89 2084.80 0.578 70.10 2085.80 0.572 72.35 2086.80 0.568 74.64 2087.80 0.563 76.97 2088.80 0.559 79.33 2089.80 0.556 81.72 2090.80 0.553 84.15 2091.80 0.550 86.59 2092.80 0.548 89.06 2093.80 0.547 91.54 2094.80 0.546 94.03 2095.80 0.545 96.53 2096.80 0.545 99.03 2097.80 0.546 101.53 2098.80 0.547 104.02 2099.80 0.549 106.49 2100.80 0.551 108.95 2101.80 0.554 111.39 2102.80 0.557 113.80 2103.80 0.560 116.19 2104.80 0.564 118.54 2105.80 0.568 120.86 2106.80 0.573 123.15 2107.80 0.578 125.40 2108.80 0.583 127.60 2109.80 0.588 129.77 2110.80 0.594 131.90 2111.80 0.600 133.99 2112.80 0.606 136.04 2113.80 0.612 138.05 2114.80 0.618 140.02 2115.80 0.624 141.95 2116.80 0.630 143.84
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 14:55:22 |