| WDS: | I45AB | WDS ID/Discoverer |
| P: | 665.100 | Orbital period (years) |
| a: | 0.736 | Semi-major axis (arcseconds) |
| i: | 129.9 | Inclination (degrees) |
| Ω: | 1.2 | Longitude of ascending node (degrees) |
| T: | 1773.660 | Epoch of periastron passage (year) |
| e: | 0.023 | Eccentricity |
| ω: | 16.2 | Longitude of periastron (degrees) |
| Start-Year: | 1692.45 | Year |
| End-Year: | 2357.55 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for I45AB |
||
| Position: | 003329.70-551942.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 00335-5520 | WDS designation |
| Discoverer Code: | I45AB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 3075 | HD catalog number |
| Hipparcos number: | 2642 | Hipparcos catalog number |
| V1: | 7.65 | Magnitude of the primary |
| V2: | 8.59 | 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: | Zir2013d | 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 0.708 197.98 -------------------------- 1692.45 0.670 21.24 1693.45 0.672 20.82 1694.45 0.674 20.41 1695.45 0.675 19.99 1696.45 0.677 19.58 1697.45 0.679 19.17 1698.45 0.680 18.77 1699.45 0.682 18.36 1700.45 0.684 17.96 1701.45 0.685 17.56 1702.45 0.687 17.16 1703.45 0.688 16.76 1704.45 0.690 16.36 1705.45 0.691 15.97 1706.45 0.693 15.57 1707.45 0.694 15.18 1708.45 0.695 14.79 1709.45 0.697 14.41 1710.45 0.698 14.02 1711.45 0.699 13.63 1712.45 0.700 13.25 1713.45 0.702 12.87 1714.45 0.703 12.49 1715.45 0.704 12.11 1716.45 0.705 11.73 1717.45 0.706 11.35 1718.45 0.707 10.97 1719.45 0.708 10.60 1720.45 0.709 10.22 1721.45 0.710 9.85 1722.45 0.711 9.48 1723.45 0.711 9.10 1724.45 0.712 8.73 1725.45 0.713 8.36 1726.45 0.714 7.99 1727.45 0.714 7.62 1728.45 0.715 7.26 1729.45 0.716 6.89 1730.45 0.716 6.52 1731.45 0.717 6.16 1732.45 0.717 5.79 1733.45 0.718 5.42 1734.45 0.718 5.06 1735.45 0.718 4.69 1736.45 0.719 4.33 1737.45 0.719 3.97 1738.45 0.719 3.60 1739.45 0.719 3.24 1740.45 0.719 2.88 1741.45 0.720 2.51 1742.45 0.720 2.15 1743.45 0.720 1.79 1744.45 0.720 1.42 1745.45 0.720 1.06 1746.45 0.720 0.70 1747.45 0.719 0.33 1748.45 0.719 359.97 1749.45 0.719 359.61 1750.45 0.719 359.24 1751.45 0.719 358.88 1752.45 0.718 358.52 1753.45 0.718 358.15 1754.45 0.718 357.79 1755.45 0.717 357.42 1756.45 0.717 357.06 1757.45 0.716 356.69 1758.45 0.716 356.32 1759.45 0.715 355.95 1760.45 0.714 355.59 1761.45 0.714 355.22 1762.45 0.713 354.85 1763.45 0.712 354.48 1764.45 0.711 354.11 1765.45 0.711 353.73 1766.45 0.710 353.36 1767.45 0.709 352.99 1768.45 0.708 352.61 1769.45 0.707 352.24 1770.45 0.706 351.86 1771.45 0.705 351.48 1772.45 0.704 351.10 1773.45 0.703 350.72 1774.45 0.701 350.34 1775.45 0.700 349.96 1776.45 0.699 349.58 1777.45 0.698 349.19 1778.45 0.696 348.80 1779.45 0.695 348.41 1780.45 0.694 348.02 1781.45 0.692 347.63 1782.45 0.691 347.24 1783.45 0.689 346.85 1784.45 0.688 346.45 1785.45 0.686 346.05 1786.45 0.685 345.65 1787.45 0.683 345.25 1788.45 0.682 344.85 1789.45 0.680 344.44 1790.45 0.678 344.03 1791.45 0.677 343.62 1792.45 0.675 343.21 1793.45 0.673 342.80 1794.45 0.671 342.38 1795.45 0.669 341.96 1796.45 0.667 341.54 1797.45 0.666 341.12 1798.45 0.664 340.69 1799.45 0.662 340.26 1800.45 0.660 339.83 1801.45 0.658 339.40 1802.45 0.656 338.96 1803.45 0.654 338.53 1804.45 0.652 338.08 1805.45 0.649 337.64 1806.45 0.647 337.19 1807.45 0.645 336.74 1808.45 0.643 336.29 1809.45 0.641 335.83 1810.45 0.639 335.37 1811.45 0.636 334.91 1812.45 0.634 334.44 1813.45 0.632 333.98 1814.45 0.630 333.50 1815.45 0.627 333.03 1816.45 0.625 332.55 1817.45 0.623 332.06 1818.45 0.620 331.58 1819.45 0.618 331.09 1820.45 0.616 330.59 1821.45 0.613 330.09 1822.45 0.611 329.59 1823.45 0.608 329.09 1824.45 0.606 328.58 1825.45 0.604 328.06 1826.45 0.601 327.54 1827.45 0.599 327.02 1828.45 0.596 326.50 1829.45 0.594 325.96 1830.45 0.591 325.43 1831.45 0.589 324.89 1832.45 0.586 324.34 1833.45 0.584 323.80 1834.45 0.582 323.24 1835.45 0.579 322.68 1836.45 0.577 322.12 1837.45 0.574 321.55 1838.45 0.572 320.98 1839.45 0.569 320.40 1840.45 0.567 319.82 1841.45 0.564 319.23 1842.45 0.562 318.64 1843.45 0.559 318.04 1844.45 0.557 317.44 1845.45 0.555 316.83 1846.45 0.552 316.21 1847.45 0.550 315.59 1848.45 0.547 314.97 1849.45 0.545 314.34 1850.45 0.543 313.70 1851.45 0.540 313.06 1852.45 0.538 312.42 1853.45 0.536 311.76 1854.45 0.533 311.11 1855.45 0.531 310.44 1856.45 0.529 309.77 1857.45 0.527 309.10 1858.45 0.525 308.42 1859.45 0.522 307.73 1860.45 0.520 307.04 1861.45 0.518 306.34 1862.45 0.516 305.64 1863.45 0.514 304.93 1864.45 0.512 304.22 1865.45 0.510 303.50 1866.45 0.508 302.77 1867.45 0.506 302.04 1868.45 0.504 301.30 1869.45 0.502 300.56 1870.45 0.501 299.81 1871.45 0.499 299.06 1872.45 0.497 298.30 1873.45 0.495 297.54 1874.45 0.494 296.77 1875.45 0.492 296.00 1876.45 0.491 295.22 1877.45 0.489 294.43 1878.45 0.488 293.65 1879.45 0.486 292.85 1880.45 0.485 292.06 1881.45 0.484 291.25 1882.45 0.482 290.45 1883.45 0.481 289.64 1884.45 0.480 288.82 1885.45 0.479 288.01 1886.45 0.478 287.18 1887.45 0.477 286.36 1888.45 0.476 285.53 1889.45 0.475 284.70 1890.45 0.474 283.86 1891.45 0.473 283.03 1892.45 0.473 282.19 1893.45 0.472 281.34 1894.45 0.471 280.50 1895.45 0.471 279.65 1896.45 0.470 278.80 1897.45 0.470 277.95 1898.45 0.470 277.10 1899.45 0.469 276.25 1900.45 0.469 275.39 1901.45 0.469 274.54 1902.45 0.469 273.68 1903.45 0.469 272.83 1904.45 0.469 271.97 1905.45 0.469 271.12 1906.45 0.469 270.26 1907.45 0.469 269.41 1908.45 0.469 268.55 1909.45 0.470 267.70 1910.45 0.470 266.85 1911.45 0.471 266.00 1912.45 0.471 265.15 1913.45 0.472 264.30 1914.45 0.472 263.46 1915.45 0.473 262.62 1916.45 0.474 261.78 1917.45 0.475 260.94 1918.45 0.475 260.11 1919.45 0.476 259.28 1920.45 0.477 258.45 1921.45 0.478 257.63 1922.45 0.479 256.81 1923.45 0.480 255.99 1924.45 0.482 255.18 1925.45 0.483 254.37 1926.45 0.484 253.57 1927.45 0.486 252.77 1928.45 0.487 251.97 1929.45 0.488 251.18 1930.45 0.490 250.40 1931.45 0.491 249.61 1932.45 0.493 248.84 1933.45 0.495 248.07 1934.45 0.496 247.30 1935.45 0.498 246.54 1936.45 0.500 245.79 1937.45 0.502 245.04 1938.45 0.504 244.29 1939.45 0.505 243.55 1940.45 0.507 242.82 1941.45 0.509 242.09 1942.45 0.511 241.37 1943.45 0.513 240.65 1944.45 0.515 239.94 1945.45 0.518 239.24 1946.45 0.520 238.54 1947.45 0.522 237.85 1948.45 0.524 237.16 1949.45 0.526 236.48 1950.45 0.528 235.80 1951.45 0.531 235.13 1952.45 0.533 234.47 1953.45 0.535 233.81 1954.45 0.538 233.15 1955.45 0.540 232.51 1956.45 0.542 231.86 1957.45 0.545 231.23 1958.45 0.547 230.60 1959.45 0.550 229.97 1960.45 0.552 229.35 1961.45 0.555 228.74 1962.45 0.557 228.13 1963.45 0.560 227.53 1964.45 0.562 226.93 1965.45 0.565 226.34 1966.45 0.567 225.75 1967.45 0.570 225.17 1968.45 0.572 224.59 1969.45 0.575 224.02 1970.45 0.578 223.46 1971.45 0.580 222.90 1972.45 0.583 222.34 1973.45 0.585 221.79 1974.45 0.588 221.24 1975.45 0.590 220.70 1976.45 0.593 220.16 1977.45 0.596 219.63 1978.45 0.598 219.10 1979.45 0.601 218.58 1980.45 0.603 218.06 1981.45 0.606 217.55 1982.45 0.609 217.04 1983.45 0.611 216.53 1984.45 0.614 216.03 1985.45 0.616 215.53 1986.45 0.619 215.04 1987.45 0.621 214.55 1988.45 0.624 214.07 1989.45 0.626 213.59 1990.45 0.629 213.11 1991.45 0.631 212.63 1992.45 0.634 212.17 1993.45 0.636 211.70 1994.45 0.639 211.24 1995.45 0.641 210.78 1996.45 0.644 210.32 1997.45 0.646 209.87 1998.45 0.649 209.42 1999.45 0.651 208.98 2000.45 0.653 208.53 2001.45 0.656 208.10 2002.45 0.658 207.66 2003.45 0.660 207.23 2004.45 0.663 206.80 2005.45 0.665 206.37 2006.45 0.667 205.95 2007.45 0.669 205.53 2008.45 0.672 205.11 2009.45 0.674 204.69 2010.45 0.676 204.28 2011.45 0.678 203.87 2012.45 0.680 203.46 2013.45 0.682 203.06 2014.45 0.685 202.66 2015.45 0.687 202.26 2016.45 0.689 201.86 2017.45 0.691 201.46 2018.45 0.693 201.07 2019.45 0.695 200.68 2020.45 0.696 200.29 2021.45 0.698 199.90 2022.45 0.700 199.52 2023.45 0.702 199.14 2024.45 0.704 198.76 2025.45 0.706 198.38 2026.45 0.707 198.00 2027.45 0.709 197.63 2028.45 0.711 197.25 2029.45 0.713 196.88 2030.45 0.714 196.51 2031.45 0.716 196.14 2032.45 0.717 195.78 2033.45 0.719 195.41 2034.45 0.720 195.05 2035.45 0.722 194.69 2036.45 0.723 194.33 2037.45 0.725 193.97 2038.45 0.726 193.61 2039.45 0.727 193.26 2040.45 0.729 192.90 2041.45 0.730 192.55 2042.45 0.731 192.20 2043.45 0.732 191.85 2044.45 0.734 191.50 2045.45 0.735 191.15 2046.45 0.736 190.80 2047.45 0.737 190.45 2048.45 0.738 190.11 2049.45 0.739 189.76 2050.45 0.740 189.42 2051.45 0.741 189.08 2052.45 0.742 188.73 2053.45 0.743 188.39 2054.45 0.743 188.05 2055.45 0.744 187.71 2056.45 0.745 187.37 2057.45 0.746 187.03 2058.45 0.746 186.70 2059.45 0.747 186.36 2060.45 0.748 186.02 2061.45 0.748 185.69 2062.45 0.749 185.35 2063.45 0.749 185.02 2064.45 0.750 184.68 2065.45 0.750 184.35 2066.45 0.751 184.01 2067.45 0.751 183.68 2068.45 0.751 183.35 2069.45 0.751 183.01 2070.45 0.752 182.68 2071.45 0.752 182.35 2072.45 0.752 182.01 2073.45 0.752 181.68 2074.45 0.752 181.35 2075.45 0.752 181.02 2076.45 0.752 180.68 2077.45 0.752 180.35 2078.45 0.752 180.02 2079.45 0.752 179.69 2080.45 0.752 179.36 2081.45 0.752 179.02 2082.45 0.751 178.69 2083.45 0.751 178.36 2084.45 0.751 178.02 2085.45 0.751 177.69 2086.45 0.750 177.36 2087.45 0.750 177.02 2088.45 0.749 176.69 2089.45 0.749 176.35 2090.45 0.748 176.02 2091.45 0.748 175.68 2092.45 0.747 175.34 2093.45 0.747 175.01 2094.45 0.746 174.67 2095.45 0.745 174.33 2096.45 0.745 173.99 2097.45 0.744 173.65 2098.45 0.743 173.31 2099.45 0.742 172.97 2100.45 0.741 172.63 2101.45 0.740 172.29 2102.45 0.739 171.94 2103.45 0.738 171.60 2104.45 0.737 171.25 2105.45 0.736 170.91 2106.45 0.735 170.56 2107.45 0.734 170.21 2108.45 0.733 169.86 2109.45 0.732 169.51 2110.45 0.731 169.16 2111.45 0.729 168.81 2112.45 0.728 168.45 2113.45 0.727 168.10 2114.45 0.725 167.74 2115.45 0.724 167.38 2116.45 0.722 167.02 2117.45 0.721 166.66 2118.45 0.720 166.30 2119.45 0.718 165.94 2120.45 0.717 165.57 2121.45 0.715 165.20 2122.45 0.713 164.83 2123.45 0.712 164.46 2124.45 0.710 164.09 2125.45 0.708 163.72 2126.45 0.707 163.34 2127.45 0.705 162.97 2128.45 0.703 162.59 2129.45 0.701 162.20 2130.45 0.699 161.82 2131.45 0.698 161.44 2132.45 0.696 161.05 2133.45 0.694 160.66 2134.45 0.692 160.27 2135.45 0.690 159.87 2136.45 0.688 159.48 2137.45 0.686 159.08 2138.45 0.684 158.68 2139.45 0.682 158.27 2140.45 0.680 157.87 2141.45 0.678 157.46 2142.45 0.675 157.05 2143.45 0.673 156.64 2144.45 0.671 156.22 2145.45 0.669 155.80 2146.45 0.667 155.38 2147.45 0.665 154.95 2148.45 0.662 154.53 2149.45 0.660 154.10 2150.45 0.658 153.66 2151.45 0.655 153.23 2152.45 0.653 152.79 2153.45 0.651 152.35 2154.45 0.648 151.90 2155.45 0.646 151.45 2156.45 0.644 151.00 2157.45 0.641 150.54 2158.45 0.639 150.09 2159.45 0.636 149.62 2160.45 0.634 149.16 2161.45 0.632 148.69 2162.45 0.629 148.21 2163.45 0.627 147.74 2164.45 0.624 147.26 2165.45 0.622 146.77 2166.45 0.619 146.28 2167.45 0.617 145.79 2168.45 0.614 145.29 2169.45 0.612 144.79 2170.45 0.609 144.29 2171.45 0.607 143.78 2172.45 0.604 143.27 2173.45 0.602 142.75 2174.45 0.599 142.23 2175.45 0.597 141.70 2176.45 0.594 141.17 2177.45 0.592 140.64 2178.45 0.589 140.10 2179.45 0.587 139.55 2180.45 0.584 139.00 2181.45 0.581 138.45 2182.45 0.579 137.89 2183.45 0.576 137.33 2184.45 0.574 136.76 2185.45 0.572 136.19 2186.45 0.569 135.61 2187.45 0.567 135.03 2188.45 0.564 134.44 2189.45 0.562 133.84 2190.45 0.559 133.25 2191.45 0.557 132.64 2192.45 0.554 132.03 2193.45 0.552 131.42 2194.45 0.550 130.80 2195.45 0.547 130.17 2196.45 0.545 129.54 2197.45 0.543 128.91 2198.45 0.540 128.27 2199.45 0.538 127.62 2200.45 0.536 126.97 2201.45 0.534 126.31 2202.45 0.532 125.65 2203.45 0.529 124.98 2204.45 0.527 124.31 2205.45 0.525 123.63 2206.45 0.523 122.94 2207.45 0.521 122.26 2208.45 0.519 121.56 2209.45 0.517 120.86 2210.45 0.515 120.15 2211.45 0.513 119.44 2212.45 0.511 118.73 2213.45 0.509 118.00 2214.45 0.508 117.28 2215.45 0.506 116.54 2216.45 0.504 115.81 2217.45 0.503 115.07 2218.45 0.501 114.32 2219.45 0.499 113.57 2220.45 0.498 112.81 2221.45 0.496 112.05 2222.45 0.495 111.28 2223.45 0.493 110.51 2224.45 0.492 109.74 2225.45 0.491 108.96 2226.45 0.489 108.17 2227.45 0.488 107.39 2228.45 0.487 106.60 2229.45 0.486 105.80 2230.45 0.485 105.00 2231.45 0.484 104.20 2232.45 0.483 103.40 2233.45 0.482 102.59 2234.45 0.481 101.78 2235.45 0.480 100.96 2236.45 0.479 100.14 2237.45 0.479 99.32 2238.45 0.478 98.50 2239.45 0.477 97.68 2240.45 0.477 96.85 2241.45 0.476 96.03 2242.45 0.476 95.20 2243.45 0.476 94.37 2244.45 0.475 93.54 2245.45 0.475 92.70 2246.45 0.475 91.87 2247.45 0.475 91.04 2248.45 0.475 90.20 2249.45 0.475 89.37 2250.45 0.475 88.53 2251.45 0.475 87.70 2252.45 0.475 86.87 2253.45 0.475 86.04 2254.45 0.476 85.20 2255.45 0.476 84.37 2256.45 0.476 83.55 2257.45 0.477 82.72 2258.45 0.477 81.89 2259.45 0.478 81.07 2260.45 0.479 80.25 2261.45 0.479 79.43 2262.45 0.480 78.61 2263.45 0.481 77.80 2264.45 0.482 76.98 2265.45 0.483 76.18 2266.45 0.484 75.37 2267.45 0.485 74.57 2268.45 0.486 73.77 2269.45 0.487 72.98 2270.45 0.488 72.18 2271.45 0.489 71.40 2272.45 0.491 70.61 2273.45 0.492 69.83 2274.45 0.493 69.06 2275.45 0.495 68.29 2276.45 0.496 67.52 2277.45 0.498 66.76 2278.45 0.499 66.00 2279.45 0.501 65.25 2280.45 0.502 64.50 2281.45 0.504 63.76 2282.45 0.506 63.02 2283.45 0.507 62.29 2284.45 0.509 61.56 2285.45 0.511 60.84 2286.45 0.513 60.12 2287.45 0.515 59.41 2288.45 0.517 58.70 2289.45 0.519 58.00 2290.45 0.521 57.30 2291.45 0.523 56.61 2292.45 0.525 55.93 2293.45 0.527 55.25 2294.45 0.529 54.57 2295.45 0.531 53.90 2296.45 0.533 53.24 2297.45 0.535 52.58 2298.45 0.537 51.92 2299.45 0.540 51.28 2300.45 0.542 50.63 2301.45 0.544 49.99 2302.45 0.546 49.36 2303.45 0.549 48.73 2304.45 0.551 48.11 2305.45 0.553 47.49 2306.45 0.555 46.88 2307.45 0.558 46.28 2308.45 0.560 45.67 2309.45 0.562 45.08 2310.45 0.565 44.48 2311.45 0.567 43.90 2312.45 0.570 43.32 2313.45 0.572 42.74 2314.45 0.574 42.17 2315.45 0.577 41.60 2316.45 0.579 41.04 2317.45 0.581 40.48 2318.45 0.584 39.92 2319.45 0.586 39.37 2320.45 0.589 38.83 2321.45 0.591 38.29 2322.45 0.593 37.75 2323.45 0.596 37.22 2324.45 0.598 36.69 2325.45 0.601 36.17 2326.45 0.603 35.65 2327.45 0.605 35.14 2328.45 0.608 34.62 2329.45 0.610 34.12 2330.45 0.612 33.61 2331.45 0.615 33.11 2332.45 0.617 32.62 2333.45 0.619 32.13 2334.45 0.622 31.64 2335.45 0.624 31.15 2336.45 0.626 30.67 2337.45 0.629 30.20 2338.45 0.631 29.72 2339.45 0.633 29.25 2340.45 0.635 28.78 2341.45 0.637 28.32 2342.45 0.640 27.86 2343.45 0.642 27.40 2344.45 0.644 26.94 2345.45 0.646 26.49 2346.45 0.648 26.04 2347.45 0.650 25.60 2348.45 0.652 25.15 2349.45 0.654 24.71 2350.45 0.656 24.27 2351.45 0.658 23.84 2352.45 0.660 23.41 2353.45 0.662 22.98 2354.45 0.664 22.55 2355.45 0.666 22.12 2356.45 0.668 21.70 2357.45 0.670 21.28
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 14:40:49 |