filename: AR_NO21y.txt ------------------------------------------------------------------ Average annual total sunspot areas in 1610-2020 Date: April 2021 ------------------------------------------------------------------ Reference: Average annual total sunspot area in the last 410 years: the most probable values and limits of their uncertainties - Yu.A. Nagovitsyn, A.A. Osipova MNRAS 505, 1206–1212 (2021) ------------------------------------------------------------------ Column definitions: Col1: Year Col2: Average annual total sunspot area, millionth Solar hemisphere Col3: Uncertainty, millionth Solar hemisphere 1610.5 360 520 1611.5 870 520 1612.5 2110 520 1613.5 1560 520 1614.5 1300 520 1615.5 1640 520 1616.5 1420 520 1617.5 270 520 1618.5 140 520 1619.5 120 520 1620.5 140 520 1621.5 150 520 1622.5 210 520 1623.5 160 520 1624.5 330 520 1625.5 1650 520 1626.5 1050 520 1627.5 410 520 1628.5 420 520 1629.5 420 520 1630.5 70 520 1631.5 190 520 1632.5 90 520 1633.5 610 520 1634.5 470 520 1635.5 330 520 1636.5 220 520 1637.5 260 520 1638.5 240 520 1639.5 120 520 1640.5 170 520 1641.5 300 520 1642.5 440 520 1643.5 590 520 1644.5 770 520 1645.5 190 520 1646.5 70 520 1647.5 50 520 1648.5 40 520 1649.5 30 520 1650.5 70 520 1651.5 200 520 1652.5 290 520 1653.5 410 520 1654.5 550 520 1655.5 130 520 1656.5 120 520 1657.5 140 520 1658.5 0 520 1659.5 10 520 1660.5 270 520 1661.5 120 520 1662.5 20 520 1663.5 20 520 1664.5 20 520 1665.5 30 520 1666.5 0 520 1667.5 50 520 1668.5 20 520 1669.5 10 520 1670.5 20 520 1671.5 140 520 1672.5 150 520 1673.5 30 520 1674.5 160 520 1675.5 70 520 1676.5 290 520 1677.5 190 520 1678.5 170 520 1679.5 170 520 1680.5 270 520 1681.5 140 520 1682.5 110 520 1683.5 20 520 1684.5 270 520 1685.5 0 520 1686.5 370 520 1687.5 200 520 1688.5 230 520 1689.5 90 520 1690.5 0 520 1691.5 20 520 1692.5 70 520 1693.5 80 520 1694.5 80 520 1695.5 220 520 1696.5 110 520 1697.5 70 520 1698.5 0 520 1699.5 0 520 1700.5 60 210 1701.5 160 210 1702.5 230 210 1703.5 340 210 1704.5 530 210 1705.5 1050 210 1706.5 450 210 1707.5 280 210 1708.5 140 210 1709.5 120 210 1710.5 30 210 1711.5 0 210 1712.5 0 210 1713.5 30 210 1714.5 150 210 1715.5 400 210 1716.5 730 210 1717.5 1140 210 1718.5 970 210 1719.5 590 210 1720.5 410 210 1721.5 400 210 1722.5 310 210 1723.5 150 210 1724.5 310 210 1725.5 670 210 1726.5 1360 210 1727.5 2290 210 1728.5 1870 210 1729.5 1260 210 1730.5 760 210 1731.5 590 210 1732.5 150 210 1733.5 60 210 1734.5 240 210 1735.5 570 210 1736.5 1240 210 1737.5 1440 210 1738.5 2070 210 1739.5 1820 210 1740.5 1260 210 1741.5 630 210 1742.5 290 210 1743.5 220 210 1744.5 60 210 1745.5 160 210 1746.5 360 210 1747.5 690 210 1748.5 1080 210 1749.5 1440 210 1750.5 1490 210 1751.5 770 210 1752.5 750 210 1753.5 480 210 1754.5 180 210 1755.5 130 210 1756.5 150 210 1757.5 540 210 1758.5 870 210 1759.5 940 210 1760.5 1040 210 1761.5 1550 210 1762.5 1020 210 1763.5 700 210 1764.5 600 210 1765.5 300 210 1766.5 150 210 1767.5 590 210 1768.5 1260 210 1769.5 1950 210 1770.5 1820 210 1771.5 1450 210 1772.5 1170 210 1773.5 580 210 1774.5 460 210 1775.5 90 210 1776.5 290 210 1777.5 1770 210 1778.5 3020 210 1779.5 2400 210 1780.5 1530 210 1781.5 1210 210 1782.5 670 210 1783.5 320 210 1784.5 130 210 1785.5 360 210 1786.5 1550 210 1787.5 2510 210 1788.5 2420 210 1789.5 2370 210 1790.5 1730 210 1791.5 1110 210 1792.5 1280 210 1793.5 720 210 1794.5 660 210 1795.5 300 210 1796.5 190 210 1797.5 90 210 1798.5 40 210 1799.5 100 210 1800.5 230 210 1801.5 560 210 1802.5 740 210 1803.5 660 210 1804.5 850 210 1805.5 650 210 1806.5 410 210 1807.5 140 210 1808.5 90 210 1809.5 30 210 1810.5 0 210 1811.5 20 210 1812.5 80 210 1813.5 160 210 1814.5 190 210 1815.5 520 210 1816.5 820 210 1817.5 640 210 1818.5 460 210 1819.5 340 210 1820.5 210 210 1821.5 60 210 1822.5 50 210 1823.5 10 210 1824.5 100 210 1825.5 270 210 1826.5 570 210 1827.5 950 210 1828.5 1110 210 1829.5 1200 210 1830.5 1280 210 1831.5 830 210 1832.5 533 28 1833.5 160 8 1834.5 258 13 1835.5 1479 77 1836.5 2609 140 1837.5 2250 120 1838.5 1759 91 1839.5 1516 79 1840.5 1121 58 1841.5 632 33 1842.5 401 21 1843.5 194 10 1844.5 334 17 1845.5 772 40 1846.5 1198 62 1847.5 2070 110 1848.5 1950 100 1849.5 1589 83 1850.5 976 51 1851.5 1284 67 1852.5 1035 54 1853.5 732 38 1854.5 212 11 1855.5 115 6 1856.5 35 2 1857.5 320 17 1858.5 1220 63 1859.5 2080 110 1860.5 1930 100 1861.5 1421 74 1862.5 1280 67 1863.5 685 36 1864.5 968 50 1865.5 498 26 1866.5 328 17 1867.5 191 10 1868.5 501 26 1869.5 1360 210 1870.5 2670 210 1871.5 1980 210 1872.5 1930 210 1873.5 1120 210 1874.5 740 210 1875.5 210 0 1876.5 108 0 1877.5 92 0 1878.5 22 0 1879.5 36 0 1880.5 437 0 1881.5 679 0 1882.5 965 0 1883.5 1149 0 1884.5 1034 0 1885.5 811 0 1886.5 377 0 1887.5 175 0 1888.5 87 0 1889.5 77 0 1890.5 99 0 1891.5 564 0 1892.5 1228 0 1893.5 1459 0 1894.5 1276 0 1895.5 973 0 1896.5 546 0 1897.5 505 0 1898.5 376 0 1899.5 110 0 1900.5 76 0 1901.5 28 0 1902.5 61 0 1903.5 339 0 1904.5 487 0 1905.5 1194 0 1906.5 775 0 1907.5 1092 0 1908.5 697 0 1909.5 692 0 1910.5 266 0 1911.5 64 0 1912.5 37 0 1913.5 8 0 1914.5 152 0 1915.5 697 0 1916.5 726 0 1917.5 1534 0 1918.5 1113 0 1919.5 1055 0 1920.5 617 0 1921.5 420 0 1922.5 252 0 1923.5 55 0 1924.5 276 0 1925.5 825 0 1926.5 1263 0 1927.5 1061 0 1928.5 1389 0 1929.5 1239 0 1930.5 517 0 1931.5 279 0 1932.5 163 0 1933.5 91 0 1934.5 118 0 1935.5 622 0 1936.5 1141 0 1937.5 2073 0 1938.5 2015 0 1939.5 1577 0 1940.5 1037 0 1941.5 658 0 1942.5 427 0 1943.5 297 0 1944.5 125 0 1945.5 427 0 1946.5 1824 0 1947.5 2634 0 1948.5 1975 0 1949.5 2140 0 1950.5 1227 0 1951.5 1135 0 1952.5 403 0 1953.5 145 0 1954.5 35 0 1955.5 552 0 1956.5 2395 0 1957.5 3048 0 1958.5 3011 0 1959.5 2873 0 1960.5 1641 0 1961.5 614 0 1962.5 464 0 1963.5 288 0 1964.5 54 0 1965.5 113 0 1966.5 593 0 1967.5 1520 0 1968.5 1570 0 1969.5 1450 0 1970.5 1601 0 1971.5 990 0 1972.5 917 0 1973.5 458 0 1974.5 399 0 1975.5 166 0 1976.5 163 0 1977.5 355 11 1978.5 1487 44 1979.5 2383 71 1980.5 2350 70 1981.5 2384 71 1982.5 2107 63 1983.5 875 26 1984.5 748 22 1985.5 198 6 1986.5 156 5 1987.5 356 21 1988.5 1531 46 1989.5 2731 81 1990.5 2291 68 1991.5 2533 75 1992.5 1607 47 1993.5 800 24 1994.5 407 12 1995.5 197 6 1996.5 107 3 1997.5 301 9 1998.5 1013 30 1999.5 1519 45 2000.5 1924 57 2001.5 1914 57 2002.5 1971 59 2003.5 1267 38 2004.5 812 24 2005.5 580 17 2006.5 260 8 2007.5 141 4 2008.5 23 1 2009.5 31 1 2010.5 254 8 2011.5 938 29 2012.5 1014 29 2013.5 1088 32 2014.5 1579 47 2015.5 778 23 2016.5 384 11 2017.5 241 7 2018.5 28 1 2019.5 43 1 2020.5 74 3