| E | O (JD) | O (dat) | Period |
| -228 | 2394302 | 1843-04-11 | 224.24 |
| -226 | 2394719 | 1844-06-01 | 224.08 |
| -218 | 2396536 | 1849-05-23 | 224.1 |
| -211 | 2398094 | 1853-08-28 | 224.07 |
| -210 | 2398333 | 1854-04-24 | 224 |
| -209 | 2398546 | 1854-11-23 | 224.09 |
| -208 | 2398764 | 1855-06-29 | 224.77 |
| -207 | 2398996 | 1856-02-16 | 223.85 |
| -206 | 2399217 | 1856-09-24 | 224.3 |
| -205 | 2399437 | 1857-05-02 | 224.44 |
| -204 | 2399674 | 1857-12-25 | 225.66 |
| -203 | 2399902 | 1858-08-10 | 226.03 |
| -202 | 2400109 | 1859-03-05 | 225.96 |
| -201 | 2400342 | 1859-10-24 | 226.35 |
| -200 | 2400573 | 1860-06-11 | 225.1 |
| -199 | 2400806 | 1861-01-30 | 225.18 |
| -198 | 2401026 | 1861-09-07 | 225.03 |
| -197 | 2401251 | 1862-04-20 | 225.25 |
| -196 | 2401480 | 1862-12-05 | 224.38 |
| -194 | 2401904 | 1864-02-02 | 223.53 |
| -193 | 2402157 | 1864-10-12 | 223.14 |
| -192 | 2402368 | 1865-05-11 | 223.44 |
| -191 | 2402597 | 1865-12-26 | 223.71 |
| -190 | 2402814 | 1866-07-31 | 223.57 |
| -189 | 2403031 | 1867-03-05 | 223.64 |
| -188 | 2403259 | 1867-10-19 | 223.02 |
| -187 | 2403490 | 1868-06-06 | 224.33 |
| -186 | 2403717 | 1869-01-19 | 224.89 |
| -185 | 2403930 | 1869-08-20 | 225.99 |
| -184 | 2404150 | 1870-03-28 | 226.17 |
| -183 | 2404385 | 1870-11-18 | 226.09 |
| -182 | 2404620 | 1871-07-11 | 226.24 |
| -181 | 2404843 | 1872-02-19 | 226.54 |
| -180 | 2405075 | 1872-10-08 | 227.34 |
| -179 | 2405290 | 1873-05-11 | 226.8 |
| -178 | 2405519 | 1873-12-26 | 227.63 |
| -177 | 2405748 | 1874-08-12 | 227.55 |
| -176 | 2405972 | 1875-03-24 | 227.67 |
| -175 | 2406207 | 1875-11-14 | 228.35 |
| -174 | 2406420 | 1876-06-14 | 229.75 |
| -173 | 2406684 | 1877-03-05 | 230.46 |
| -172 | 2406889 | 1877-09-26 | 231.16 |
| -171 | 2407112 | 1878-05-07 | 232.23 |
| -170 | 2407355 | 1879-01-05 | 232.05 |
| -169 | 2407595 | 1879-09-02 | 232.13 |
| -168 | 2407826 | 1880-04-20 | 231.3 |
| -167 | 2408058 | 1880-12-08 | 231.49 |
| -166 | 2408299 | 1881-08-06 | 231.14 |
| -165 | 2408513 | 1882-03-08 | 230 |
| -164 | 2408745 | 1882-10-26 | 229.75 |
| -163 | 2408977 | 1883-06-15 | 229.8 |
| -162 | 2409194 | 1884-01-18 | 229.92 |
| -161 | 2409438 | 1884-09-18 | 229.11 |
| -160 | 2409663 | 1885-05-01 | 229.22 |
| -159 | 2409901 | 1885-12-25 | 229.16 |
| -158 | 2410129 | 1886-08-10 | 228.51 |
| -157 | 2410360 | 1887-03-29 | 227.92 |
| -156 | 2410568 | 1887-10-23 | 226.73 |
| -155 | 2410801 | 1888-06-12 | 226.32 |
| -154 | 2411041 | 1889-02-07 | 225.58 |
| -153 | 2411255 | 1889-09-09 | 225.03 |
| -152 | 2411480 | 1890-04-22 | 224.66 |
| -151 | 2411707 | 1890-12-05 | 224.55 |
| -150 | 2411934 | 1891-07-20 | 223.82 |
| -149 | 2412156 | 1892-02-27 | 223.43 |
| -148 | 2412373 | 1892-10-01 | 224.06 |
| -147 | 2412598 | 1893-05-14 | 223.82 |
| -146 | 2412820 | 1893-12-22 | 224.32 |
| -145 | 2413049 | 1894-08-08 | 224.68 |
| -144 | 2413273 | 1895-03-20 | 225.2 |
| -143 | 2413502 | 1895-11-04 | 225.25 |
| -142 | 2413718 | 1896-06-07 | 225.39 |
| -141 | 2413957 | 1897-02-01 | 224.85 |
| -140 | 2414177 | 1897-09-09 | 224.81 |
| -139 | 2414402 | 1898-04-22 | 224.43 |
| -138 | 2414619 | 1898-11-25 | 224.06 |
| -137 | 2414853 | 1899-07-17 | 223.94 |
| -136 | 2415064 | 1900-02-13 | 223.15 |
| -135 | 2415302 | 1900-10-09 | 223.31 |
| -134 | 2415516 | 1901-05-11 | 223.25 |
| -133 | 2415741 | 1901-12-22 | 223.63 |
| -132 | 2415965 | 1902-08-03 | 223.55 |
| -131 | 2416184 | 1903-03-10 | 223.95 |
| -130 | 2416411 | 1903-10-23 | 223.76 |
| -129 | 2416633 | 1904-06-01 | 224.15 |
| -128 | 2416864 | 1905-01-18 | 224.17 |
| -127 | 2417086 | 1905-08-28 | 224.52 |
| -126 | 2417309 | 1906-04-08 | 224.49 |
| -125 | 2417534 | 1906-11-19 | 224.06 |
| -124 | 2417755 | 1907-06-28 | 223.75 |
| -123 | 2417981 | 1908-02-09 | 223.66 |
| -122 | 2418211 | 1908-09-26 | 224.32 |
| -121 | 2418428 | 1909-05-01 | 224.38 |
| -120 | 2418649 | 1909-12-08 | 224.75 |
| -119 | 2418872 | 1910-07-19 | 225.03 |
| -118 | 2419103 | 1911-03-07 | 224.44 |
| -117 | 2419336 | 1911-10-26 | 223.89 |
| -116 | 2419551 | 1912-05-28 | 223.92 |
| -115 | 2419783 | 1913-01-15 | 223.51 |
| -114 | 2420006 | 1913-08-26 | 223.12 |
| -113 | 2420216 | 1914-03-24 | 222.53 |
| -112 | 2420438 | 1914-11-01 | 222.24 |
| -111 | 2420666 | 1915-06-17 | 222.44 |
| -110 | 2420887 | 1916-01-24 | 222.43 |
| -109 | 2421114 | 1916-09-07 | 222.9 |
| -108 | 2421335 | 1917-04-16 | 223.81 |
| -107 | 2421557 | 1917-11-24 | 223.74 |
| -106 | 2421779 | 1918-07-04 | 223.73 |
| -105 | 2422005 | 1919-02-15 | 224.11 |
| -104 | 2422228 | 1919-09-26 | 224.41 |
| -103 | 2422459 | 1920-05-14 | 224.95 |
| -102 | 2422676 | 1920-12-17 | 226.01 |
| -101 | 2422903 | 1921-08-01 | 226.36 |
| -100 | 2423131 | 1922-03-17 | 226.66 |
| -99 | 2423357 | 1922-10-29 | 226.61 |
| -98 | 2423584 | 1923-06-13 | 226.69 |
| -97 | 2423824 | 1924-02-08 | 226.85 |
| -96 | 2424040 | 1924-09-11 | 227 |
| -95 | 2424269 | 1925-04-28 | 227.27 |
| -94 | 2424488 | 1925-12-03 | 227.42 |
| -93 | 2424720 | 1926-07-23 | 227.22 |
| -92 | 2424943 | 1927-03-03 | 227.08 |
| -91 | 2425179 | 1927-10-25 | 227.79 |
| -90 | 2425410 | 1928-06-12 | 228.53 |
| -89 | 2425635 | 1929-01-23 | 229.19 |
| -88 | 2425857 | 1929-09-02 | 229.21 |
| -87 | 2426086 | 1930-04-19 | 229.32 |
| -86 | 2426317 | 1930-12-06 | 229.29 |
| -85 | 2426557 | 1931-08-03 | 229.52 |
| -84 | 2426784 | 1932-03-17 | 229.48 |
| -83 | 2427010 | 1932-10-29 | 229.26 |
| -82 | 2427238 | 1933-06-14 | 228.72 |
| -81 | 2427471 | 1934-02-02 | 228.25 |
| -80 | 2427699 | 1934-09-18 | 227.92 |
| -79 | 2427920 | 1935-04-27 | 227.94 |
| -78 | 2428148 | 1935-12-11 | 227.79 |
| -77 | 2428377 | 1936-07-27 | 227.85 |
| -76 | 2428608 | 1937-03-15 | 227.53 |
| -75 | 2428838 | 1937-10-31 | 227.52 |
| -74 | 2429062 | 1938-06-12 | 227.42 |
| -73 | 2429287 | 1939-01-23 | 227.29 |
| -72 | 2429521 | 1939-09-14 | 226.95 |
| -71 | 2429741 | 1940-04-21 | 226.65 |
| -70 | 2429969 | 1940-12-05 | 226.86 |
| -69 | 2430193 | 1941-07-17 | 226.66 |
| -68 | 2430426 | 1942-03-07 | 226.9 |
| -67 | 2430649 | 1942-10-16 | 226.5 |
| -66 | 2430875 | 1943-05-30 | 227.08 |
| -65 | 2431109 | 1944-01-19 | 226.47 |
| -64 | 2431324 | 1944-08-21 | 226.39 |
| -63 | 2431562 | 1945-04-16 | 226.1 |
| -62 | 2431778 | 1945-11-18 | 226.22 |
| -61 | 2432017 | 1946-07-15 | 226.06 |
| -60 | 2432226 | 1947-02-09 | 226.06 |
| -59 | 2432461 | 1947-10-02 | 226.35 |
| -58 | 2432686 | 1948-05-14 | 226.01 |
| -57 | 2432914 | 1948-12-28 | 226.17 |
| -56 | 2433138 | 1949-08-09 | 225.81 |
| -55 | 2433368 | 1950-03-27 | 226.5 |
| -54 | 2433592 | 1950-11-06 | 226.15 |
| -53 | 2433817 | 1951-06-19 | 225.79 |
| -52 | 2434041 | 1952-01-29 | 225.3 |
| -51 | 2434266 | 1952-09-10 | 225.09 |
| -50 | 2434500 | 1953-05-02 | 224.72 |
| -49 | 2434723 | 1953-12-11 | 224.29 |
| -48 | 2434940 | 1954-07-16 | 223.73 |
| -47 | 2435163 | 1955-02-24 | 223.47 |
| -46 | 2435391 | 1955-10-10 | 223.62 |
| -45 | 2435614 | 1956-05-20 | 223.59 |
| -44 | 2435832 | 1956-12-24 | 224.01 |
| -43 | 2436053 | 1957-08-02 | 224.65 |
| -42 | 2436282 | 1958-03-19 | 224.57 |
| -41 | 2436515 | 1958-11-07 | 224.62 |
| -40 | 2436736 | 1959-06-16 | 224.87 |
| -39 | 2436959 | 1960-01-25 | 224.95 |
| -38 | 2437188 | 1960-09-10 | 225.01 |
| -37 | 2437405 | 1961-04-15 | 225.04 |
| -36 | 2437633 | 1961-11-29 | 225.07 |
| -35 | 2437858 | 1962-07-12 | 225.39 |
| -34 | 2438080 | 1963-02-19 | 225.84 |
| -33 | 2438311 | 1963-10-08 | 225.83 |
| -32 | 2438541 | 1964-05-25 | 226.05 |
| -31 | 2438764 | 1965-01-03 | 225.91 |
| -30 | 2438987 | 1965-08-14 | 225.93 |
| -29 | 2439219 | 1966-04-03 | 226.22 |
| -28 | 2439438 | 1966-11-08 | 226.18 |
| -27 | 2439664 | 1967-06-22 | 226.33 |
| -26 | 2439891 | 1968-02-04 | 226.74 |
| -25 | 2440118 | 1968-09-18 | 227.05 |
| -24 | 2440351 | 1969-05-09 | 227.57 |
| -23 | 2440576 | 1969-12-20 | 228.1 |
| -22 | 2440802 | 1970-08-03 | 228.09 |
| -21 | 2441030 | 1971-03-19 | 227.65 |
| -20 | 2441258 | 1971-11-02 | 227.15 |
| -19 | 2441494 | 1972-06-25 | 227.01 |
| -18 | 2441717 | 1973-02-03 | 226.95 |
| -17 | 2441942 | 1973-09-16 | 226.65 |
| -16 | 2442162 | 1974-04-24 | 226.52 |
| -15 | 2442388 | 1974-12-06 | 226.1 |
| -14 | 2442623 | 1975-07-29 | 225.97 |
| -13 | 2442846 | 1976-03-08 | 226.32 |
| -12 | 2443070 | 1976-10-18 | 226.52 |
| -11 | 2443301 | 1977-06-06 | 226.38 |
| -10 | 2443521 | 1978-01-12 | 226.36 |
| -9 | 2443752 | 1978-08-31 | 225.75 |
| -8 | 2443978 | 1979-04-14 | 225.44 |
| -7 | 2444204 | 1979-11-26 | 225.13 |
| -6 | 2444424 | 1980-07-03 | 225.06 |
| -5 | 2444659 | 1981-02-23 | 225.19 |
| -4 | 2444874 | 1981-09-26 | 224.84 |
| -3 | 2445096 | 1982-05-06 | 224.86 |
| -2 | 2445323 | 1982-12-19 | 224.81 |
| -1 | 2445555 | 1983-08-08 | 225.25 |
| 0 | 2445779 | 1984-03-19 | 225.16 |
| 1 | 2446000 | 1984-10-26 | 225.81 |
| 2 | 2446227 | 1985-06-10 | 225.87 |
| 3 | 2446449 | 1986-01-18 | 225.79 |
| 4 | 2446683 | 1986-09-09 | 226.2 |
| 5 | 2446903 | 1987-04-17 | 226.79 |
| 6 | 2447133 | 1987-12-03 | 227.19 |
| 7 | 2447357 | 1988-07-14 | 226.55 |
| 8 | 2447584 | 1989-02-26 | 226.24 |
| 9 | 2447820 | 1989-10-20 | 225.36 |
| 10 | 2448045 | 1990-06-02 | 225.21 |
| 11 | 2448270 | 1991-01-13 | 224.85 |
| 12 | 2448480 | 1991-08-11 | 224.6 |
| 13 | 2448711 | 1992-03-29 | 224.18 |
| 14 | 2448929 | 1992-11-02 | 223.5 |
| 15 | 2449160 | 1993-06-21 | 223.68 |
| 16 | 2449387 | 1994-02-03 | 223.96 |
| 17 | 2449610 | 1994-09-14 | 224.13 |
| 18 | 2449833 | 1995-04-25 | 223.59 |
| 19 | 2450050 | 1995-11-28 | 223.7 |
| 20 | 2450279 | 1996-07-14 | 223.25 |
| 21 | 2450503 | 1997-02-23 | 223 |
| 22 | 2450722 | 1997-09-30 | 223.18 |
| 23 | 2450945 | 1998-05-11 | 224.12 |
| 24 | 2451175 | 1998-12-27 | 224.47 |
| 25 | 2451394 | 1999-08-03 | 224.41 |
| 26 | 2451614 | 2000-03-10 | 224.66 |
| 27 | 2451842 | 2000-10-24 | 224.99 |
| 28 | 2452082 | 2001-06-21 | 225.15 |
| 29 | 2452296 | 2002-01-21 | 225.18 |
| 30 | 2452519 | 2002-09-01 | 225.87 |
| 31 | 2452745 | 2003-04-15 | 226.76 |
| 32 | 2452971 | 2003-11-27 | 227.24 |
| 33 | 2453198 | 2004-07-11 | 227.39 |
| 34 | 2453423 | 2005-02-21 | 228.08 |
| 35 | 2453657 | 2005-10-13 | 228.17 |
| 36 | 2453895 | 2006-06-08 | 228.17 |
| 37 | 2454122 | 2007-01-21 | 228.09 |
| 38 | 2454343 | 2007-08-30 | 228.14 |
| 39 | 2454567 | 2008-04-10 | 228.12 |
| 40 | 2454794 | 2008-11-23 | 227.59 |
| 41 | 2455024 | 2009-07-11 | 227.62 |
| 42 | 2455252 | 2010-02-24 | 228.46 |
| 43 | 2455485 | 2010-10-15 | 229.19 |
| 44 | 2455714 | 2011-06-01 | 229.47 |
| 45 | 2455936 | 2012-01-09 | 229.37 |
| 46 | 2456170 | 2012-08-30 | 229.76 |
| 47 | 2456405 | 2013-04-22 | 229.85 |
| 48 | 2456632 | 2013-12-05 | 229.64 |
| 49 | 2456859 | 2014-07-20 | 229.5 |
| 50 | 2457085 | 2015-03-03 | 228.96 |
| 51 | 2457327 | 2015-10-31 | 228.14 |
| 52 | 2457551 | 2016-06-11 | 227.7 |
| 53 | 2457776 | 2017-01-22 | 227.37 |
| 54 | 2458003 | 2017-09-06 | 226.78 |
| 55 | 2458223 | 2018-04-14 | 225.97 |
| 56 | 2458452 | 2018-11-29 | 225.8 |
| 57 | 2458683 | 2019-07-18 | 226.23 |
| 58 | 2458906 | 2020-02-26 | 226.38 |
| 59 | 2459128 | 2020-10-05 | 226.55 |
| 60 | 2459350 | 2021-05-15 | 226.93 |
| 61 | 2459591 | 2022-01-11 | 226.75 |
| 62 | 2459815 | 2022-08-23 | 226.77 |
| 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. |