| E | O (JD) | O (dat) | Period |
| -258 | 2337151 | 1686-10-19 | 404.84 |
| -257 | 2337552 | 1687-11-24 | 405.02 |
| -256 | 2337956 | 1689-01-01 | 405.29 |
| -255 | 2338360 | 1690-02-09 | 405.15 |
| -252 | 2339572 | 1693-06-05 | 405.45 |
| -251 | 2339987 | 1694-07-25 | 405.29 |
| -250 | 2340389 | 1695-08-31 | 405.1 |
| -245 | 2342417 | 1701-03-21 | 405.36 |
| -244 | 2342817 | 1702-04-25 | 405.55 |
| -241 | 2344044 | 1705-09-03 | 405.77 |
| -240 | 2344437 | 1706-10-01 | 405.77 |
| -239 | 2344833 | 1707-11-01 | 406.14 |
| -238 | 2345262 | 1709-01-03 | 406.18 |
| -235 | 2346476 | 1712-05-01 | 406.37 |
| -233 | 2347291 | 1714-07-25 | 407.05 |
| -232 | 2347694 | 1715-09-01 | 407.34 |
| -231 | 2348105 | 1716-10-16 | 406.98 |
| -230 | 2348497 | 1717-11-12 | 406.63 |
| -229 | 2348912 | 1719-01-01 | 406.51 |
| -223 | 2351369 | 1725-09-23 | 406.25 |
| -222 | 2351766 | 1726-10-25 | 405.76 |
| -217 | 2353791 | 1732-05-11 | 405.16 |
| -214 | 2355015 | 1735-09-17 | 404.82 |
| -212 | 2355818 | 1737-11-28 | 404.53 |
| -211 | 2356217 | 1739-01-01 | 405.41 |
| -203 | 2359451 | 1747-11-09 | 405.78 |
| -195 | 2362681 | 1756-09-12 | 405.92 |
| -194 | 2363082 | 1757-10-18 | 406.13 |
| -193 | 2363500 | 1758-12-10 | 406.48 |
| -171 | 2372475 | 1783-07-07 | 406.68 |
| -170 | 2372867 | 1784-08-02 | 406.94 |
| -169 | 2373263 | 1785-09-02 | 406.94 |
| -157 | 2378147 | 1799-01-16 | 406.76 |
| -142 | 2384257 | 1815-10-10 | 406.49 |
| -141 | 2384660 | 1816-11-16 | 406.12 |
| -140 | 2385076 | 1818-01-06 | 406.2 |
| -137 | 2386269 | 1821-04-13 | 406.2 |
| -136 | 2386666 | 1822-05-15 | 405.42 |
| -135 | 2387074 | 1823-06-27 | 404.07 |
| -134 | 2387479 | 1824-08-05 | 404.81 |
| -133 | 2387886 | 1825-09-16 | 405.38 |
| -132 | 2388302 | 1826-11-06 | 405.97 |
| -131 | 2388692 | 1827-12-01 | 406.09 |
| -129 | 2389524 | 1830-03-12 | 406.19 |
| -119 | 2393564 | 1841-04-03 | 406.43 |
| -118 | 2393980 | 1842-05-24 | 406.43 |
| -117 | 2394386 | 1843-07-04 | 406.51 |
| -116 | 2394793 | 1844-08-14 | 406.78 |
| -115 | 2395207 | 1845-10-02 | 406.24 |
| -114 | 2395624 | 1846-11-23 | 407.11 |
| -113 | 2396019 | 1847-12-23 | 406.95 |
| -112 | 2396432 | 1849-02-08 | 406.44 |
| -111 | 2396832 | 1850-03-15 | 406.23 |
| -110 | 2397226 | 1851-04-13 | 405.99 |
| -109 | 2397638 | 1852-05-29 | 406.52 |
| -108 | 2398060 | 1853-07-25 | 407.86 |
| -107 | 2398452 | 1854-08-21 | 408.13 |
| -106 | 2398866 | 1855-10-09 | 409.13 |
| -105 | 2399273 | 1856-11-19 | 409.25 |
| -104 | 2399689 | 1858-01-09 | 409.88 |
| -103 | 2400103 | 1859-02-27 | 410.25 |
| -102 | 2400501 | 1860-03-31 | 411.3 |
| -101 | 2400918 | 1861-05-22 | 411.93 |
| -100 | 2401316 | 1862-06-24 | 413.02 |
| -99 | 2401751 | 1863-09-02 | 413.58 |
| -98 | 2402156 | 1864-10-11 | 413.77 |
| -97 | 2402568 | 1865-11-27 | 413.61 |
| -96 | 2402990 | 1867-01-23 | 412.74 |
| -95 | 2403411 | 1868-03-19 | 411.66 |
| -94 | 2403820 | 1869-05-02 | 409.76 |
| -93 | 2404222 | 1870-06-08 | 408.01 |
| -92 | 2404624 | 1871-07-15 | 406.29 |
| -91 | 2405035 | 1872-08-29 | 404.94 |
| -90 | 2405437 | 1873-10-05 | 404.45 |
| -89 | 2405845 | 1874-11-17 | 404.58 |
| -88 | 2406232 | 1875-12-09 | 405.01 |
| -87 | 2406643 | 1877-01-23 | 405.96 |
| -86 | 2407054 | 1878-03-10 | 406.28 |
| -85 | 2407464 | 1879-04-24 | 407.49 |
| -84 | 2407867 | 1880-05-31 | 408.65 |
| -83 | 2408274 | 1881-07-12 | 410.29 |
| -82 | 2408694 | 1882-09-05 | 409.87 |
| -81 | 2409092 | 1883-10-08 | 409.53 |
| -80 | 2409512 | 1884-12-01 | 409.46 |
| -79 | 2409924 | 1886-01-17 | 409.01 |
| -77 | 2410751 | 1888-04-23 | 408.96 |
| -76 | 2411142 | 1889-05-19 | 408.7 |
| -75 | 2411550 | 1890-07-01 | 408.04 |
| -74 | 2411962 | 1891-08-17 | 407.53 |
| -73 | 2412360 | 1892-09-18 | 406.68 |
| -72 | 2412784 | 1893-11-16 | 406.41 |
| -71 | 2413192 | 1894-12-29 | 406.9 |
| -70 | 2413579 | 1896-01-20 | 406.51 |
| -69 | 2414003 | 1897-03-19 | 405.95 |
| -68 | 2414392 | 1898-04-12 | 405.96 |
| -67 | 2414807 | 1899-06-01 | 405.41 |
| -66 | 2415214 | 1900-07-13 | 405.38 |
| -65 | 2415618 | 1901-08-21 | 406.25 |
| -64 | 2416020 | 1902-09-27 | 405.61 |
| -63 | 2416432 | 1903-11-13 | 405.46 |
| -62 | 2416836 | 1904-12-21 | 404.79 |
| -61 | 2417234 | 1906-01-23 | 404.64 |
| -60 | 2417654 | 1907-03-19 | 405.1 |
| -59 | 2418049 | 1908-04-17 | 405.66 |
| -58 | 2418445 | 1909-05-18 | 405.21 |
| -57 | 2418855 | 1910-07-02 | 405.26 |
| -56 | 2419261 | 1911-08-12 | 405.47 |
| -55 | 2419677 | 1912-10-01 | 404.92 |
| -54 | 2420087 | 1913-11-15 | 405.54 |
| -53 | 2420476 | 1914-12-09 | 406.07 |
| -52 | 2420884 | 1916-01-21 | 406.36 |
| -51 | 2421293 | 1917-03-05 | 406.38 |
| -50 | 2421690 | 1918-04-06 | 406.19 |
| -49 | 2422103 | 1919-05-24 | 406.91 |
| -48 | 2422517 | 1920-07-11 | 407.54 |
| -47 | 2422930 | 1921-08-28 | 407.02 |
| -46 | 2423329 | 1922-10-01 | 407.61 |
| -45 | 2423732 | 1923-11-08 | 408.63 |
| -44 | 2424147 | 1924-12-27 | 409.3 |
| -43 | 2424547 | 1926-01-31 | 409.51 |
| -42 | 2424947 | 1927-03-07 | 410.67 |
| -41 | 2425376 | 1928-05-09 | 411.32 |
| -40 | 2425793 | 1929-06-30 | 411.79 |
| -39 | 2426209 | 1930-08-20 | 412.05 |
| -38 | 2426607 | 1931-09-22 | 412.38 |
| -37 | 2427032 | 1932-11-20 | 411.96 |
| -36 | 2427428 | 1933-12-21 | 411.09 |
| -35 | 2427845 | 1935-02-11 | 411.15 |
| -34 | 2428260 | 1936-04-01 | 410.99 |
| -33 | 2428669 | 1937-05-15 | 410.96 |
| -32 | 2429077 | 1938-06-27 | 410.08 |
| -31 | 2429493 | 1939-08-17 | 410.12 |
| -30 | 2429908 | 1940-10-05 | 409.15 |
| -29 | 2430309 | 1941-11-10 | 408.29 |
| -28 | 2430716 | 1942-12-22 | 407.97 |
| -27 | 2431121 | 1944-01-31 | 408.11 |
| -26 | 2431534 | 1945-03-19 | 407.93 |
| -25 | 2431937 | 1946-04-26 | 407.85 |
| -24 | 2432341 | 1947-06-04 | 408.41 |
| -23 | 2432754 | 1948-07-21 | 409.3 |
| -22 | 2433172 | 1949-09-12 | 409.29 |
| -21 | 2433576 | 1950-10-21 | 409.22 |
| -20 | 2433979 | 1951-11-28 | 409.19 |
| -19 | 2434392 | 1953-01-14 | 408.65 |
| -18 | 2434815 | 1954-03-13 | 407.36 |
| -17 | 2435208 | 1955-04-10 | 405.99 |
| -16 | 2435619 | 1956-05-25 | 405.34 |
| -15 | 2436024 | 1957-07-04 | 404.32 |
| -14 | 2436427 | 1958-08-11 | 403.7 |
| -13 | 2436824 | 1959-09-12 | 402.95 |
| -12 | 2437223 | 1960-10-15 | 403.25 |
| -11 | 2437631 | 1961-11-27 | 403.51 |
| -10 | 2438030 | 1962-12-31 | 404.22 |
| -9 | 2438446 | 1964-02-20 | 405.45 |
| -8 | 2438841 | 1965-03-21 | 406.9 |
| -7 | 2439246 | 1966-04-30 | 408.53 |
| -6 | 2439660 | 1967-06-18 | 409.54 |
| -5 | 2440067 | 1968-07-29 | 410.9 |
| -4 | 2440482 | 1969-09-17 | 411.9 |
| -3 | 2440895 | 1970-11-04 | 413.5 |
| -2 | 2441316 | 1971-12-30 | 414.35 |
| -1 | 2441722 | 1973-02-08 | 413.8 |
| 0 | 2442140 | 1974-04-02 | 413.51 |
| 1 | 2442555 | 1975-05-22 | 412.66 |
| 2 | 2442974 | 1976-07-14 | 412.29 |
| 3 | 2443389 | 1977-09-02 | 411.42 |
| 4 | 2443782 | 1978-09-30 | 411.4 |
| 5 | 2444198 | 1979-11-20 | 410.97 |
| 6 | 2444605 | 1980-12-31 | 409.98 |
| 7 | 2445025 | 1982-02-24 | 409.72 |
| 8 | 2445427 | 1983-04-02 | 409.99 |
| 9 | 2445847 | 1984-05-26 | 409.96 |
| 10 | 2446257 | 1985-07-10 | 408.78 |
| 11 | 2446650 | 1986-08-07 | 407.85 |
| 12 | 2447070 | 1987-10-01 | 406.51 |
| 13 | 2447482 | 1988-11-16 | 405.88 |
| 14 | 2447879 | 1989-12-18 | 405.1 |
| 15 | 2448280 | 1991-01-23 | 405.09 |
| 16 | 2448686 | 1992-03-04 | 405.24 |
| 17 | 2449086 | 1993-04-08 | 404.98 |
| 18 | 2449494 | 1994-05-21 | 405.59 |
| 19 | 2449902 | 1995-07-03 | 406.08 |
| 20 | 2450310 | 1996-08-14 | 405.87 |
| 21 | 2450714 | 1997-09-22 | 405.45 |
| 22 | 2451125 | 1998-11-07 | 405.5 |
| 23 | 2451535 | 1999-12-22 | 405.18 |
| 24 | 2451931 | 2001-01-21 | 405.21 |
| 25 | 2452329 | 2002-02-23 | 405.69 |
| 26 | 2452733 | 2003-04-03 | 406.44 |
| 27 | 2453147 | 2004-05-21 | 407.11 |
| 28 | 2453551 | 2005-06-29 | 407.73 |
| 29 | 2453962 | 2006-08-14 | 409.09 |
| 30 | 2454376 | 2007-10-02 | 409.63 |
| 31 | 2454787 | 2008-11-16 | 410.56 |
| 32 | 2455196 | 2009-12-30 | 410.22 |
| 33 | 2455598 | 2011-02-05 | 410.25 |
| 34 | 2456017 | 2012-03-30 | 409.14 |
| 35 | 2456420 | 2013-05-07 | 408.82 |
| 36 | 2456849 | 2014-07-10 | 409.13 |
| 37 | 2457240 | 2015-08-05 | 409.14 |
| 38 | 2457653 | 2016-09-21 | 408.59 |
| 39 | 2458044 | 2017-10-17 | 408.02 |
| 40 | 2458467 | 2018-12-14 | 407.9 |
| 41 | 2458885 | 2020-02-05 | 407.13 |
| 42 | 2459287 | 2021-03-13 | 408.61 |
| 43 | 2459684 | 2022-04-14 | 408.63 |
| E | Cycle number from the GCVS4 epoch. |
| O (JD) | Julian date at observed time for maximum. |
| O (Dat) | Same as above, expressed as date. |
| Period | Calculated mean period at cycle number E. |