| E | O (JD) | O (dat) | Period |
| -140 | 2412530 | 1893-03-07 | 237.27 |
| -134 | 2413940 | 1897-01-15 | 235.77 |
| -131 | 2414660 | 1899-01-05 | 234.27 |
| -129 | 2415130 | 1900-04-20 | 236.32 |
| -128 | 2415370 | 1900-12-16 | 236.55 |
| -126 | 2415825 | 1902-03-16 | 236.31 |
| -125 | 2416060 | 1902-11-06 | 235.87 |
| -123 | 2416560 | 1904-03-20 | 235 |
| -122 | 2416770 | 1904-10-16 | 235.6 |
| -120 | 2417265 | 1906-02-23 | 235.72 |
| -117 | 2417950 | 1908-01-09 | 233.92 |
| -115 | 2418425 | 1909-04-28 | 233.6 |
| -114 | 2418660 | 1909-12-19 | 233.52 |
| -112 | 2419118 | 1911-03-22 | 233.89 |
| -111 | 2419350 | 1911-11-09 | 234.4 |
| -109 | 2419820 | 1913-02-21 | 233.6 |
| -106 | 2420520 | 1915-01-22 | 234.4 |
| -104 | 2421010 | 1916-05-26 | 235 |
| -103 | 2421225 | 1916-12-27 | 234.82 |
| -101 | 2421700 | 1918-04-16 | 234.47 |
| -100 | 2421938 | 1918-12-10 | 233.45 |
| -98 | 2422405 | 1920-03-21 | 233.65 |
| -95 | 2423105 | 1922-02-19 | 234.29 |
| -92 | 2423800 | 1924-01-15 | 234.1 |
| -89 | 2424500 | 1925-12-15 | 233.94 |
| -87 | 2424978 | 1927-04-07 | 234.21 |
| -86 | 2425210 | 1927-11-25 | 234.71 |
| -84 | 2425685 | 1929-03-14 | 234.63 |
| -83 | 2425910 | 1929-10-25 | 234.48 |
| -81 | 2426392 | 1931-02-19 | 233.75 |
| -78 | 2427085 | 1933-01-12 | 233.39 |
| -76 | 2427550 | 1934-04-22 | 233.37 |
| -75 | 2427790 | 1934-12-18 | 232.53 |
| -74 | 2428008 | 1935-07-24 | 232.67 |
| -73 | 2428255 | 1936-03-27 | 232.94 |
| -72 | 2428474 | 1936-11-01 | 231.92 |
| -71 | 2428711 | 1937-06-26 | 233.35 |
| -70 | 2428954 | 1938-02-24 | 233.5 |
| -69 | 2429175 | 1938-10-03 | 233.29 |
| -68 | 2429412 | 1939-05-28 | 234.5 |
| -67 | 2429653 | 1940-01-24 | 233.57 |
| -66 | 2429879 | 1940-09-06 | 233.86 |
| -65 | 2430116 | 1941-05-01 | 234.36 |
| -64 | 2430352 | 1941-12-23 | 233.29 |
| -63 | 2430583 | 1942-08-11 | 232.93 |
| -62 | 2430820 | 1943-04-05 | 233.78 |
| -61 | 2431048 | 1943-11-19 | 234.49 |
| -60 | 2431283 | 1944-07-11 | 233.79 |
| -59 | 2431510 | 1945-02-23 | 232.99 |
| -58 | 2431758 | 1945-10-29 | 233.35 |
| -57 | 2431993 | 1946-06-21 | 233.64 |
| -56 | 2432215 | 1947-01-29 | 233.64 |
| -55 | 2432450 | 1947-09-21 | 233 |
| -54 | 2432685 | 1948-05-13 | 232.29 |
| -53 | 2432917 | 1948-12-31 | 233.29 |
| -52 | 2433147 | 1949-08-18 | 234.07 |
| -51 | 2433383 | 1950-04-11 | 234.5 |
| -50 | 2433620 | 1950-12-04 | 235.22 |
| -49 | 2433854 | 1951-07-26 | 234.79 |
| -48 | 2434088 | 1952-03-16 | 234 |
| -47 | 2434330 | 1952-11-13 | 233.64 |
| -46 | 2434565 | 1953-07-06 | 233.14 |
| -45 | 2434786 | 1954-02-12 | 233 |
| -44 | 2435020 | 1954-10-04 | 232.57 |
| -43 | 2435254 | 1955-05-26 | 231.43 |
| -42 | 2435484 | 1956-01-11 | 231.78 |
| -41 | 2435720 | 1956-09-03 | 232.78 |
| -40 | 2435954 | 1957-04-25 | 232.5 |
| -39 | 2436181 | 1957-12-08 | 232.21 |
| -38 | 2436415 | 1958-07-30 | 232.28 |
| -37 | 2436650 | 1959-03-22 | 232.72 |
| -36 | 2436879 | 1959-11-06 | 233 |
| -35 | 2437110 | 1960-06-24 | 232.29 |
| -34 | 2437346 | 1961-02-15 | 231.57 |
| -33 | 2437586 | 1961-10-13 | 231.57 |
| -32 | 2437811 | 1962-05-26 | 232.72 |
| -31 | 2438037 | 1963-01-07 | 233.22 |
| -30 | 2438270 | 1963-08-28 | 232 |
| -29 | 2438501 | 1964-04-15 | 232.57 |
| -28 | 2438746 | 1964-12-16 | 234 |
| -27 | 2438975 | 1965-08-02 | 234.07 |
| -26 | 2439205 | 1966-03-20 | 235 |
| -25 | 2439448 | 1966-11-18 | 234 |
| -24 | 2439676 | 1967-07-04 | 232.29 |
| -23 | 2439908 | 1968-02-21 | 232.64 |
| -22 | 2440153 | 1968-10-23 | 233.14 |
| -21 | 2440370 | 1969-05-28 | 233.07 |
| -20 | 2440603 | 1970-01-16 | 233 |
| -19 | 2440834 | 1970-09-04 | 232.29 |
| -18 | 2441083 | 1971-05-11 | 232.57 |
| -17 | 2441304 | 1971-12-18 | 234.36 |
| -16 | 2441542 | 1972-08-12 | 234.64 |
| -15 | 2441771 | 1973-03-29 | 233.43 |
| -14 | 2442008 | 1973-11-21 | 232.93 |
| -13 | 2442246 | 1974-07-17 | 233.36 |
| -12 | 2442476 | 1975-03-04 | 233.78 |
| -11 | 2442709 | 1975-10-23 | 234.42 |
| -10 | 2442939 | 1976-06-09 | 234.07 |
| -9 | 2443174 | 1977-01-30 | 233.85 |
| -8 | 2443412 | 1977-09-25 | 234.28 |
| -7 | 2443649 | 1978-05-20 | 234.93 |
| -6 | 2443882 | 1979-01-08 | 234.93 |
| -5 | 2444114 | 1979-08-28 | 234.72 |
| -4 | 2444351 | 1980-04-21 | 234.64 |
| -3 | 2444586 | 1980-12-12 | 234.14 |
| -2 | 2444816 | 1981-07-30 | 233.79 |
| -1 | 2445056 | 1982-03-27 | 233.43 |
| 0 | 2445290 | 1982-11-16 | 233.29 |
| 1 | 2445519 | 1983-07-03 | 233.64 |
| 2 | 2445750 | 1984-02-19 | 233.5 |
| 3 | 2445983 | 1984-10-09 | 232.64 |
| 4 | 2446220 | 1985-06-03 | 232.14 |
| 5 | 2446453 | 1986-01-22 | 232.57 |
| 6 | 2446688 | 1986-09-14 | 233.14 |
| 7 | 2446915 | 1987-04-29 | 233.14 |
| 8 | 2447144 | 1987-12-14 | 232.57 |
| 9 | 2447381 | 1988-08-07 | 232.28 |
| 10 | 2447616 | 1989-03-30 | 232.22 |
| 11 | 2447851 | 1989-11-20 | 232.92 |
| 12 | 2448078 | 1990-07-05 | 233.71 |
| 13 | 2448315 | 1991-02-27 | 234 |
| 14 | 2448539 | 1991-10-09 | 233.86 |
| 15 | 2448781 | 1992-06-07 | 233.64 |
| 16 | 2449016 | 1993-01-28 | 233.86 |
| 17 | 2449257 | 1993-09-26 | 234.29 |
| 18 | 2449484 | 1994-05-11 | 234.29 |
| 19 | 2449716 | 1994-12-29 | 234.57 |
| 20 | 2449951 | 1995-08-21 | 234.79 |
| 21 | 2450183 | 1996-04-09 | 234.28 |
| 22 | 2450417 | 1996-11-29 | 235.21 |
| 23 | 2450664 | 1997-08-03 | 236.07 |
| 24 | 2450896 | 1998-03-23 | 236.29 |
| 25 | 2451125 | 1998-11-07 | 236.79 |
| 26 | 2451368 | 1999-07-08 | 236.29 |
| 27 | 2451604 | 2000-02-29 | 235.57 |
| 28 | 2451838 | 2000-10-20 | 235.93 |
| 29 | 2452077 | 2001-06-16 | 234.79 |
| 30 | 2452312 | 2002-02-06 | 233.57 |
| 31 | 2452546 | 2002-09-28 | 233.93 |
| 32 | 2452778 | 2003-05-18 | 233.57 |
| 33 | 2453002 | 2003-12-28 | 232.86 |
| 34 | 2453240 | 2004-08-22 | 233.14 |
| 35 | 2453477 | 2005-04-16 | 233.43 |
| 36 | 2453708 | 2005-12-03 | 233.64 |
| 37 | 2453941 | 2006-07-24 | 233.57 |
| 38 | 2454181 | 2007-03-21 | 233.35 |
| 39 | 2454411 | 2007-11-06 | 233.92 |
| 40 | 2454640 | 2008-06-22 | 234.57 |
| 41 | 2454872 | 2009-02-09 | 233.99 |
| 42 | 2455112 | 2009-10-07 | 232.71 |
| 43 | 2455348 | 2010-05-31 | 231.79 |
| 44 | 2455585 | 2011-01-23 | 231.43 |
| 45 | 2455813 | 2011-09-08 | 231.07 |
| 46 | 2456037 | 2012-04-19 | 230.36 |
| 47 | 2456259 | 2012-11-27 | 229.22 |
| 48 | 2456493 | 2013-07-19 | 229.36 |
| 49 | 2456726 | 2014-03-09 | 231.72 |
| 50 | 2456959 | 2014-10-28 | 232.36 |
| 51 | 2457183 | 2015-06-09 | 232.07 |
| 52 | 2457426 | 2016-02-07 | 232.57 |
| 53 | 2457668 | 2016-10-06 | 233.07 |
| 54 | 2457881 | 2017-05-07 | 234.22 |
| 55 | 2458120 | 2018-01-01 | 234.22 |
| 56 | 2458355 | 2018-08-24 | 233.29 |
| 57 | 2458593 | 2019-04-19 | 234.57 |
| 58 | 2458828 | 2019-12-10 | 235.49 |
| 59 | 2459060 | 2020-07-29 | 235.22 |
| 60 | 2459300 | 2021-03-26 | 235.2 |
| 61 | 2459533 | 2021-11-14 | 234.65 |
| 62 | 2459765 | 2022-07-04 | 234.58 |
| 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. |