Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:40:37

Orbital Elements for I807
WDS: I807 WDS ID/Discoverer
P: 720.660 Orbital period (years)
a: 0.631 Semi-major axis (arcseconds)
i: 129.4 Inclination (degrees)
Ω: 134.2 Longitude of ascending node (degrees)
T: 1936.160 Epoch of periastron passage (year)
e: 0.37 Eccentricity
ω: 244.5 Longitude of periastron (degrees)
Start-Year: 1665.0 Year
End-Year: 2385.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for I807
Position: 083139.91-260058.3 Epoch-2000 right ascension and declination
WDS-ID: 08317-2601 WDS designation
Discoverer Code: I807 Discover designation and components
ADS number: 6865 Aitken Double Star catalog
HD number: 72397 HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 8.12 Magnitude of the primary
V2: 9.02 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2014 Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for I807



WDS 6th Orbit including measures of I807

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of I807
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.483    155.0
-------------------------
1665.0     0.526     48.6
1666.0     0.525     48.2
1667.0     0.524     47.7
1668.0     0.524     47.3
1669.0     0.523     46.9
1670.0     0.522     46.4
1671.0     0.522     46.0
1672.0     0.521     45.6
1673.0     0.520     45.2
1674.0     0.520     44.7
1675.0     0.519     44.3
1676.0     0.519     43.8
1677.0     0.518     43.4
1678.0     0.517     43.0
1679.0     0.517     42.5
1680.0     0.516     42.1
1681.0     0.516     41.7
1682.0     0.515     41.2
1683.0     0.515     40.8
1684.0     0.514     40.3
1685.0     0.514     39.9
1686.0     0.513     39.4
1687.0     0.513     39.0
1688.0     0.512     38.5
1689.0     0.512     38.1
1690.0     0.511     37.7
1691.0     0.511     37.2
1692.0     0.511     36.8
1693.0     0.510     36.3
1694.0     0.510     35.9
1695.0     0.510     35.4
1696.0     0.509     34.9
1697.0     0.509     34.5
1698.0     0.509     34.0
1699.0     0.508     33.6
1700.0     0.508     33.1
1701.0     0.508     32.7
1702.0     0.507     32.2
1703.0     0.507     31.8
1704.0     0.507     31.3
1705.0     0.507     30.9
1706.0     0.506     30.4
1707.0     0.506     29.9
1708.0     0.506     29.5
1709.0     0.506     29.0
1710.0     0.506     28.6
1711.0     0.505     28.1
1712.0     0.505     27.6
1713.0     0.505     27.2
1714.0     0.505     26.7
1715.0     0.505     26.3
1716.0     0.505     25.8
1717.0     0.505     25.3
1718.0     0.505     24.9
1719.0     0.505     24.4
1720.0     0.504     24.0
1721.0     0.504     23.5
1722.0     0.504     23.0
1723.0     0.504     22.6
1724.0     0.504     22.1
1725.0     0.504     21.7
1726.0     0.504     21.2
1727.0     0.504     20.7
1728.0     0.504     20.3
1729.0     0.504     19.8
1730.0     0.504     19.4
1731.0     0.505     18.9
1732.0     0.505     18.4
1733.0     0.505     18.0
1734.0     0.505     17.5
1735.0     0.505     17.1
1736.0     0.505     16.6
1737.0     0.505     16.1
1738.0     0.505     15.7
1739.0     0.505     15.2
1740.0     0.505     14.8
1741.0     0.506     14.3
1742.0     0.506     13.8
1743.0     0.506     13.4
1744.0     0.506     12.9
1745.0     0.506     12.5
1746.0     0.506     12.0
1747.0     0.507     11.5
1748.0     0.507     11.1
1749.0     0.507     10.6
1750.0     0.507     10.2
1751.0     0.507      9.7
1752.0     0.508      9.3
1753.0     0.508      8.8
1754.0     0.508      8.4
1755.0     0.508      7.9
1756.0     0.509      7.5
1757.0     0.509      7.0
1758.0     0.509      6.5
1759.0     0.509      6.1
1760.0     0.510      5.6
1761.0     0.510      5.2
1762.0     0.510      4.7
1763.0     0.510      4.3
1764.0     0.511      3.8
1765.0     0.511      3.4
1766.0     0.511      2.9
1767.0     0.512      2.5
1768.0     0.512      2.0
1769.0     0.512      1.6
1770.0     0.512      1.2
1771.0     0.513      0.7
1772.0     0.513      0.3
1773.0     0.513    359.8
1774.0     0.514    359.4
1775.0     0.514    358.9
1776.0     0.514    358.5
1777.0     0.515    358.0
1778.0     0.515    357.6
1779.0     0.515    357.2
1780.0     0.515    356.7
1781.0     0.516    356.3
1782.0     0.516    355.8
1783.0     0.516    355.4
1784.0     0.516    354.9
1785.0     0.517    354.5
1786.0     0.517    354.1
1787.0     0.517    353.6
1788.0     0.517    353.2
1789.0     0.518    352.8
1790.0     0.518    352.3
1791.0     0.518    351.9
1792.0     0.518    351.4
1793.0     0.519    351.0
1794.0     0.519    350.6
1795.0     0.519    350.1
1796.0     0.519    349.7
1797.0     0.519    349.3
1798.0     0.520    348.8
1799.0     0.520    348.4
1800.0     0.520    348.0
1801.0     0.520    347.5
1802.0     0.520    347.1
1803.0     0.520    346.7
1804.0     0.521    346.2
1805.0     0.521    345.8
1806.0     0.521    345.4
1807.0     0.521    344.9
1808.0     0.521    344.5
1809.0     0.521    344.1
1810.0     0.521    343.6
1811.0     0.521    343.2
1812.0     0.521    342.8
1813.0     0.521    342.3
1814.0     0.521    341.9
1815.0     0.521    341.5
1816.0     0.521    341.0
1817.0     0.521    340.6
1818.0     0.521    340.2
1819.0     0.521    339.7
1820.0     0.520    339.3
1821.0     0.520    338.9
1822.0     0.520    338.4
1823.0     0.520    338.0
1824.0     0.520    337.6
1825.0     0.519    337.1
1826.0     0.519    336.7
1827.0     0.519    336.3
1828.0     0.519    335.8
1829.0     0.518    335.4
1830.0     0.518    335.0
1831.0     0.518    334.5
1832.0     0.517    334.1
1833.0     0.517    333.6
1834.0     0.516    333.2
1835.0     0.516    332.8
1836.0     0.515    332.3
1837.0     0.515    331.9
1838.0     0.514    331.4
1839.0     0.514    331.0
1840.0     0.513    330.6
1841.0     0.512    330.1
1842.0     0.512    329.7
1843.0     0.511    329.2
1844.0     0.510    328.8
1845.0     0.509    328.3
1846.0     0.508    327.9
1847.0     0.508    327.4
1848.0     0.507    326.9
1849.0     0.506    326.5
1850.0     0.505    326.0
1851.0     0.504    325.6
1852.0     0.503    325.1
1853.0     0.502    324.6
1854.0     0.501    324.2
1855.0     0.500    323.7
1856.0     0.498    323.2
1857.0     0.497    322.8
1858.0     0.496    322.3
1859.0     0.495    321.8
1860.0     0.493    321.3
1861.0     0.492    320.8
1862.0     0.490    320.4
1863.0     0.489    319.9
1864.0     0.487    319.4
1865.0     0.486    318.9
1866.0     0.484    318.4
1867.0     0.483    317.9
1868.0     0.481    317.4
1869.0     0.479    316.9
1870.0     0.478    316.3
1871.0     0.476    315.8
1872.0     0.474    315.3
1873.0     0.472    314.8
1874.0     0.470    314.3
1875.0     0.468    313.7
1876.0     0.466    313.2
1877.0     0.464    312.6
1878.0     0.462    312.1
1879.0     0.460    311.5
1880.0     0.457    311.0
1881.0     0.455    310.4
1882.0     0.453    309.9
1883.0     0.450    309.3
1884.0     0.448    308.7
1885.0     0.445    308.1
1886.0     0.443    307.5
1887.0     0.440    306.9
1888.0     0.438    306.3
1889.0     0.435    305.7
1890.0     0.432    305.1
1891.0     0.430    304.4
1892.0     0.427    303.8
1893.0     0.424    303.2
1894.0     0.421    302.5
1895.0     0.418    301.8
1896.0     0.415    301.2
1897.0     0.412    300.5
1898.0     0.409    299.8
1899.0     0.406    299.1
1900.0     0.403    298.4
1901.0     0.400    297.6
1902.0     0.397    296.9
1903.0     0.394    296.1
1904.0     0.390    295.4
1905.0     0.387    294.6
1906.0     0.384    293.8
1907.0     0.381    293.0
1908.0     0.377    292.2
1909.0     0.374    291.4
1910.0     0.370    290.5
1911.0     0.367    289.6
1912.0     0.364    288.8
1913.0     0.360    287.9
1914.0     0.357    287.0
1915.0     0.353    286.0
1916.0     0.350    285.1
1917.0     0.346    284.1
1918.0     0.343    283.1
1919.0     0.339    282.1
1920.0     0.336    281.1
1921.0     0.332    280.0
1922.0     0.329    279.0
1923.0     0.326    277.9
1924.0     0.322    276.7
1925.0     0.319    275.6
1926.0     0.315    274.4
1927.0     0.312    273.2
1928.0     0.309    272.0
1929.0     0.306    270.8
1930.0     0.303    269.5
1931.0     0.300    268.2
1932.0     0.297    266.9
1933.0     0.294    265.6
1934.0     0.291    264.2
1935.0     0.288    262.8
1936.0     0.285    261.4
1937.0     0.283    259.9
1938.0     0.280    258.4
1939.0     0.278    256.9
1940.0     0.276    255.4
1941.0     0.273    253.8
1942.0     0.271    252.2
1943.0     0.269    250.6
1944.0     0.268    249.0
1945.0     0.266    247.4
1946.0     0.265    245.7
1947.0     0.263    244.0
1948.0     0.262    242.3
1949.0     0.261    240.6
1950.0     0.260    238.9
1951.0     0.259    237.1
1952.0     0.259    235.4
1953.0     0.258    233.6
1954.0     0.258    231.9
1955.0     0.258    230.1
1956.0     0.258    228.3
1957.0     0.258    226.6
1958.0     0.259    224.8
1959.0     0.260    223.1
1960.0     0.260    221.4
1961.0     0.261    219.6
1962.0     0.262    217.9
1963.0     0.264    216.2
1964.0     0.265    214.5
1965.0     0.267    212.9
1966.0     0.268    211.2
1967.0     0.270    209.6
1968.0     0.272    208.0
1969.0     0.275    206.5
1970.0     0.277    204.9
1971.0     0.279    203.4
1972.0     0.282    201.9
1973.0     0.284    200.5
1974.0     0.287    199.0
1975.0     0.290    197.6
1976.0     0.293    196.2
1977.0     0.296    194.9
1978.0     0.299    193.6
1979.0     0.303    192.3
1980.0     0.306    191.0
1981.0     0.309    189.8
1982.0     0.313    188.5
1983.0     0.316    187.4
1984.0     0.320    186.2
1985.0     0.324    185.1
1986.0     0.327    184.0
1987.0     0.331    182.9
1988.0     0.335    181.8
1989.0     0.339    180.8
1990.0     0.343    179.8
1991.0     0.347    178.8
1992.0     0.351    177.8
1993.0     0.355    176.9
1994.0     0.359    176.0
1995.0     0.363    175.1
1996.0     0.367    174.2
1997.0     0.371    173.3
1998.0     0.375    172.5
1999.0     0.379    171.6
2000.0     0.383    170.8
2001.0     0.387    170.0
2002.0     0.391    169.3
2003.0     0.395    168.5
2004.0     0.399    167.8
2005.0     0.404    167.0
2006.0     0.408    166.3
2007.0     0.412    165.6
2008.0     0.416    164.9
2009.0     0.420    164.3
2010.0     0.424    163.6
2011.0     0.428    163.0
2012.0     0.432    162.3
2013.0     0.436    161.7
2014.0     0.440    161.1
2015.0     0.444    160.5
2016.0     0.448    159.9
2017.0     0.452    159.3
2018.0     0.456    158.8
2019.0     0.460    158.2
2020.0     0.464    157.6
2021.0     0.468    157.1
2022.0     0.471    156.6
2023.0     0.475    156.0
2024.0     0.479    155.5
2025.0     0.483    155.0
2026.0     0.487    154.5
2027.0     0.490    154.0
2028.0     0.494    153.6
2029.0     0.498    153.1
2030.0     0.501    152.6
2031.0     0.505    152.1
2032.0     0.509    151.7
2033.0     0.512    151.2
2034.0     0.516    150.8
2035.0     0.519    150.4
2036.0     0.523    149.9
2037.0     0.526    149.5
2038.0     0.529    149.1
2039.0     0.533    148.7
2040.0     0.536    148.2
2041.0     0.539    147.8
2042.0     0.543    147.4
2043.0     0.546    147.0
2044.0     0.549    146.7
2045.0     0.552    146.3
2046.0     0.555    145.9
2047.0     0.559    145.5
2048.0     0.562    145.1
2049.0     0.565    144.8
2050.0     0.568    144.4
2051.0     0.571    144.0
2052.0     0.574    143.7
2053.0     0.577    143.3
2054.0     0.579    143.0
2055.0     0.582    142.6
2056.0     0.585    142.3
2057.0     0.588    141.9
2058.0     0.591    141.6
2059.0     0.593    141.3
2060.0     0.596    140.9
2061.0     0.599    140.6
2062.0     0.601    140.3
2063.0     0.604    140.0
2064.0     0.607    139.6
2065.0     0.609    139.3
2066.0     0.612    139.0
2067.0     0.614    138.7
2068.0     0.616    138.4
2069.0     0.619    138.1
2070.0     0.621    137.8
2071.0     0.624    137.5
2072.0     0.626    137.2
2073.0     0.628    136.9
2074.0     0.630    136.6
2075.0     0.633    136.3
2076.0     0.635    136.0
2077.0     0.637    135.7
2078.0     0.639    135.4
2079.0     0.641    135.1
2080.0     0.643    134.8
2081.0     0.645    134.6
2082.0     0.647    134.3
2083.0     0.649    134.0
2084.0     0.651    133.7
2085.0     0.653    133.4
2086.0     0.655    133.2
2087.0     0.657    132.9
2088.0     0.659    132.6
2089.0     0.660    132.4
2090.0     0.662    132.1
2091.0     0.664    131.8
2092.0     0.666    131.6
2093.0     0.667    131.3
2094.0     0.669    131.0
2095.0     0.671    130.8
2096.0     0.672    130.5
2097.0     0.674    130.2
2098.0     0.675    130.0
2099.0     0.677    129.7
2100.0     0.678    129.5
2101.0     0.680    129.2
2102.0     0.681    129.0
2103.0     0.683    128.7
2104.0     0.684    128.5
2105.0     0.685    128.2
2106.0     0.687    128.0
2107.0     0.688    127.7
2108.0     0.689    127.5
2109.0     0.690    127.2
2110.0     0.692    127.0
2111.0     0.693    126.7
2112.0     0.694    126.5
2113.0     0.695    126.2
2114.0     0.696    126.0
2115.0     0.697    125.8
2116.0     0.698    125.5
2117.0     0.699    125.3
2118.0     0.700    125.0
2119.0     0.701    124.8
2120.0     0.702    124.6
2121.0     0.703    124.3
2122.0     0.704    124.1
2123.0     0.705    123.9
2124.0     0.706    123.6
2125.0     0.707    123.4
2126.0     0.708    123.1
2127.0     0.708    122.9
2128.0     0.709    122.7
2129.0     0.710    122.4
2130.0     0.711    122.2
2131.0     0.711    122.0
2132.0     0.712    121.8
2133.0     0.713    121.5
2134.0     0.713    121.3
2135.0     0.714    121.1
2136.0     0.715    120.8
2137.0     0.715    120.6
2138.0     0.716    120.4
2139.0     0.716    120.1
2140.0     0.717    119.9
2141.0     0.717    119.7
2142.0     0.718    119.5
2143.0     0.718    119.2
2144.0     0.718    119.0
2145.0     0.719    118.8
2146.0     0.719    118.5
2147.0     0.720    118.3
2148.0     0.720    118.1
2149.0     0.720    117.9
2150.0     0.721    117.6
2151.0     0.721    117.4
2152.0     0.721    117.2
2153.0     0.721    117.0
2154.0     0.722    116.7
2155.0     0.722    116.5
2156.0     0.722    116.3
2157.0     0.722    116.1
2158.0     0.722    115.8
2159.0     0.722    115.6
2160.0     0.722    115.4
2161.0     0.723    115.2
2162.0     0.723    114.9
2163.0     0.723    114.7
2164.0     0.723    114.5
2165.0     0.723    114.3
2166.0     0.723    114.0
2167.0     0.723    113.8
2168.0     0.723    113.6
2169.0     0.723    113.4
2170.0     0.723    113.1
2171.0     0.722    112.9
2172.0     0.722    112.7
2173.0     0.722    112.5
2174.0     0.722    112.2
2175.0     0.722    112.0
2176.0     0.722    111.8
2177.0     0.722    111.6
2178.0     0.721    111.3
2179.0     0.721    111.1
2180.0     0.721    110.9
2181.0     0.721    110.7
2182.0     0.720    110.4
2183.0     0.720    110.2
2184.0     0.720    110.0
2185.0     0.719    109.8
2186.0     0.719    109.5
2187.0     0.719    109.3
2188.0     0.718    109.1
2189.0     0.718    108.9
2190.0     0.718    108.6
2191.0     0.717    108.4
2192.0     0.717    108.2
2193.0     0.716    107.9
2194.0     0.716    107.7
2195.0     0.716    107.5
2196.0     0.715    107.3
2197.0     0.715    107.0
2198.0     0.714    106.8
2199.0     0.714    106.6
2200.0     0.713    106.3
2201.0     0.712    106.1
2202.0     0.712    105.9
2203.0     0.711    105.6
2204.0     0.711    105.4
2205.0     0.710    105.2
2206.0     0.710    104.9
2207.0     0.709    104.7
2208.0     0.708    104.5
2209.0     0.708    104.2
2210.0     0.707    104.0
2211.0     0.706    103.8
2212.0     0.706    103.5
2213.0     0.705    103.3
2214.0     0.704    103.1
2215.0     0.704    102.8
2216.0     0.703    102.6
2217.0     0.702    102.4
2218.0     0.701    102.1
2219.0     0.701    101.9
2220.0     0.700    101.6
2221.0     0.699    101.4
2222.0     0.698    101.2
2223.0     0.698    100.9
2224.0     0.697    100.7
2225.0     0.696    100.4
2226.0     0.695    100.2
2227.0     0.694    100.0
2228.0     0.693     99.7
2229.0     0.693     99.5
2230.0     0.692     99.2
2231.0     0.691     99.0
2232.0     0.690     98.7
2233.0     0.689     98.5
2234.0     0.688     98.2
2235.0     0.687     98.0
2236.0     0.686     97.7
2237.0     0.685     97.5
2238.0     0.684     97.2
2239.0     0.684     97.0
2240.0     0.683     96.7
2241.0     0.682     96.5
2242.0     0.681     96.2
2243.0     0.680     96.0
2244.0     0.679     95.7
2245.0     0.678     95.5
2246.0     0.677     95.2
2247.0     0.676     95.0
2248.0     0.675     94.7
2249.0     0.674     94.4
2250.0     0.673     94.2
2251.0     0.672     93.9
2252.0     0.671     93.7
2253.0     0.670     93.4
2254.0     0.668     93.1
2255.0     0.667     92.9
2256.0     0.666     92.6
2257.0     0.665     92.3
2258.0     0.664     92.1
2259.0     0.663     91.8
2260.0     0.662     91.5
2261.0     0.661     91.3
2262.0     0.660     91.0
2263.0     0.659     90.7
2264.0     0.658     90.5
2265.0     0.656     90.2
2266.0     0.655     89.9
2267.0     0.654     89.7
2268.0     0.653     89.4
2269.0     0.652     89.1
2270.0     0.651     88.8
2271.0     0.650     88.5
2272.0     0.649     88.3
2273.0     0.647     88.0
2274.0     0.646     87.7
2275.0     0.645     87.4
2276.0     0.644     87.1
2277.0     0.643     86.9
2278.0     0.642     86.6
2279.0     0.640     86.3
2280.0     0.639     86.0
2281.0     0.638     85.7
2282.0     0.637     85.4
2283.0     0.636     85.1
2284.0     0.634     84.9
2285.0     0.633     84.6
2286.0     0.632     84.3
2287.0     0.631     84.0
2288.0     0.630     83.7
2289.0     0.629     83.4
2290.0     0.627     83.1
2291.0     0.626     82.8
2292.0     0.625     82.5
2293.0     0.624     82.2
2294.0     0.623     81.9
2295.0     0.621     81.6
2296.0     0.620     81.3
2297.0     0.619     81.0
2298.0     0.618     80.7
2299.0     0.616     80.4
2300.0     0.615     80.0
2301.0     0.614     79.7
2302.0     0.613     79.4
2303.0     0.612     79.1
2304.0     0.610     78.8
2305.0     0.609     78.5
2306.0     0.608     78.2
2307.0     0.607     77.8
2308.0     0.606     77.5
2309.0     0.604     77.2
2310.0     0.603     76.9
2311.0     0.602     76.6
2312.0     0.601     76.2
2313.0     0.600     75.9
2314.0     0.598     75.6
2315.0     0.597     75.3
2316.0     0.596     74.9
2317.0     0.595     74.6
2318.0     0.594     74.3
2319.0     0.592     73.9
2320.0     0.591     73.6
2321.0     0.590     73.3
2322.0     0.589     72.9
2323.0     0.588     72.6
2324.0     0.586     72.2
2325.0     0.585     71.9
2326.0     0.584     71.6
2327.0     0.583     71.2
2328.0     0.582     70.9
2329.0     0.581     70.5
2330.0     0.580     70.2
2331.0     0.578     69.8
2332.0     0.577     69.5
2333.0     0.576     69.1
2334.0     0.575     68.8
2335.0     0.574     68.4
2336.0     0.573     68.0
2337.0     0.572     67.7
2338.0     0.570     67.3
2339.0     0.569     67.0
2340.0     0.568     66.6
2341.0     0.567     66.2
2342.0     0.566     65.9
2343.0     0.565     65.5
2344.0     0.564     65.1
2345.0     0.563     64.8
2346.0     0.562     64.4
2347.0     0.561     64.0
2348.0     0.560     63.7
2349.0     0.559     63.3
2350.0     0.557     62.9
2351.0     0.556     62.5
2352.0     0.555     62.1
2353.0     0.554     61.8
2354.0     0.553     61.4
2355.0     0.552     61.0
2356.0     0.551     60.6
2357.0     0.550     60.2
2358.0     0.549     59.8
2359.0     0.548     59.5
2360.0     0.547     59.1
2361.0     0.546     58.7
2362.0     0.546     58.3
2363.0     0.545     57.9
2364.0     0.544     57.5
2365.0     0.543     57.1
2366.0     0.542     56.7
2367.0     0.541     56.3
2368.0     0.540     55.9
2369.0     0.539     55.5
2370.0     0.538     55.1
2371.0     0.537     54.7
2372.0     0.536     54.3
2373.0     0.536     53.9
2374.0     0.535     53.4
2375.0     0.534     53.0
2376.0     0.533     52.6
2377.0     0.532     52.2
2378.0     0.532     51.8
2379.0     0.531     51.4
2380.0     0.530     51.0
2381.0     0.529     50.5
2382.0     0.528     50.1
2383.0     0.528     49.7
2384.0     0.527     49.3






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0.


Acknowledgements
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory.


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