| E | O (JD) | O (dat) | Period |
| -97 | 2412396 | 1892-10-24 | 296.1 |
| -93 | 2413548 | 1895-12-20 | 296.35 |
| -88 | 2415026 | 1900-01-06 | 295.64 |
| -87 | 2415328 | 1900-11-04 | 293.94 |
| -86 | 2415629 | 1901-09-01 | 294.31 |
| -85 | 2415928 | 1902-06-27 | 294.31 |
| -81 | 2417100 | 1905-09-11 | 293 |
| -80 | 2417385 | 1906-06-23 | 292.53 |
| -75 | 2418860 | 1910-07-07 | 292.38 |
| -71 | 2420015 | 1913-09-04 | 292.63 |
| -67 | 2421180 | 1916-11-12 | 293.17 |
| -61 | 2422941 | 1921-09-08 | 292.84 |
| -60 | 2423235 | 1922-06-29 | 292.56 |
| -57 | 2424132 | 1924-12-12 | 293.69 |
| -56 | 2424425 | 1925-10-01 | 295 |
| -55 | 2424705 | 1926-07-08 | 296.18 |
| -52 | 2425580 | 1928-11-29 | 294.59 |
| -51 | 2425894 | 1929-10-09 | 292.45 |
| -50 | 2426192 | 1930-08-03 | 292.92 |
| -49 | 2426500 | 1931-06-07 | 293.54 |
| -46 | 2427348 | 1933-10-02 | 293.59 |
| -45 | 2427643 | 1934-07-24 | 292.68 |
| -42 | 2428517 | 1936-12-14 | 290.91 |
| -41 | 2428813 | 1937-10-06 | 290.9 |
| -40 | 2429120 | 1938-08-09 | 292.22 |
| -39 | 2429405 | 1939-05-21 | 291.06 |
| -38 | 2429687 | 1940-02-27 | 290.5 |
| -37 | 2429979 | 1940-12-15 | 290.73 |
| -36 | 2430272 | 1941-10-04 | 290.12 |
| -35 | 2430545 | 1942-07-04 | 290.87 |
| -34 | 2430852 | 1943-05-07 | 291.44 |
| -32 | 2431442 | 1944-12-17 | 290.81 |
| -31 | 2431725 | 1945-09-26 | 292.25 |
| -30 | 2432021 | 1946-07-19 | 293.37 |
| -29 | 2432308 | 1947-05-02 | 292.33 |
| -28 | 2432596 | 1948-02-14 | 292.07 |
| -27 | 2432897 | 1948-12-11 | 292.93 |
| -26 | 2433194 | 1949-10-04 | 294 |
| -25 | 2433485 | 1950-07-22 | 294.07 |
| -24 | 2433771 | 1951-05-04 | 293.71 |
| -23 | 2434076 | 1952-03-04 | 293.64 |
| -22 | 2434369 | 1952-12-22 | 293.5 |
| -21 | 2434652 | 1953-10-01 | 293.36 |
| -20 | 2434953 | 1954-07-29 | 292.5 |
| -19 | 2435249 | 1955-05-21 | 291.5 |
| -18 | 2435539 | 1956-03-06 | 292.36 |
| -17 | 2435824 | 1956-12-16 | 292.29 |
| -16 | 2436118 | 1957-10-06 | 290.5 |
| -15 | 2436408 | 1958-07-23 | 290.07 |
| -14 | 2436706 | 1959-05-17 | 290.29 |
| -13 | 2436991 | 1960-02-26 | 290.29 |
| -12 | 2437278 | 1960-12-09 | 290.07 |
| -11 | 2437571 | 1961-09-28 | 289.64 |
| -10 | 2437856 | 1962-07-10 | 290 |
| -9 | 2438150 | 1963-04-30 | 291.14 |
| -8 | 2438437 | 1964-02-11 | 291.57 |
| -7 | 2438732 | 1964-12-02 | 291.86 |
| -6 | 2439025 | 1965-09-21 | 292.36 |
| -5 | 2439320 | 1966-07-13 | 294.14 |
| -4 | 2439611 | 1967-04-30 | 296.36 |
| -3 | 2439902 | 1968-02-15 | 296.21 |
| -2 | 2440197 | 1968-12-06 | 295.57 |
| -1 | 2440508 | 1969-10-13 | 295.21 |
| 0 | 2440810 | 1970-08-11 | 295.64 |
| 1 | 2441094 | 1971-05-22 | 296 |
| 2 | 2441389 | 1972-03-12 | 294.79 |
| 3 | 2441675 | 1972-12-23 | 293.14 |
| 4 | 2441977 | 1973-10-21 | 292.64 |
| 5 | 2442266 | 1974-08-06 | 292.64 |
| 6 | 2442566 | 1975-06-02 | 292.64 |
| 7 | 2442856 | 1976-03-18 | 292.79 |
| 8 | 2443145 | 1977-01-01 | 292.57 |
| 9 | 2443435 | 1977-10-18 | 291.14 |
| 10 | 2443726 | 1978-08-05 | 290.43 |
| 11 | 2444025 | 1979-05-31 | 291 |
| 12 | 2444314 | 1980-03-15 | 291.57 |
| 13 | 2444594 | 1980-12-20 | 292 |
| 14 | 2444894 | 1981-10-16 | 291.29 |
| 15 | 2445181 | 1982-07-30 | 291.57 |
| 16 | 2445481 | 1983-05-26 | 293.5 |
| 17 | 2445768 | 1984-03-08 | 293.64 |
| 18 | 2446061 | 1984-12-26 | 292.29 |
| 19 | 2446360 | 1985-10-21 | 291.29 |
| 20 | 2446657 | 1986-08-14 | 291.71 |
| 21 | 2446942 | 1987-05-26 | 292.79 |
| 22 | 2447225 | 1988-03-04 | 291.86 |
| 23 | 2447515 | 1988-12-19 | 290.64 |
| 24 | 2447818 | 1989-10-18 | 291.57 |
| 25 | 2448110 | 1990-08-06 | 294.07 |
| 26 | 2448397 | 1991-05-20 | 295.57 |
| 27 | 2448689 | 1992-03-07 | 294.79 |
| 28 | 2448992 | 1993-01-04 | 293.57 |
| 29 | 2449292 | 1993-10-31 | 295.21 |
| 30 | 2449586 | 1994-08-21 | 297 |
| 31 | 2449874 | 1995-06-05 | 295.64 |
| 32 | 2450164 | 1996-03-21 | 293.21 |
| 33 | 2450476 | 1997-01-27 | 292.21 |
| 34 | 2450768 | 1997-11-15 | 292.86 |
| 35 | 2451052 | 1998-08-26 | 293.21 |
| 36 | 2451337 | 1999-06-07 | 292 |
| 37 | 2451632 | 2000-03-28 | 291.21 |
| 38 | 2451928 | 2001-01-18 | 292.14 |
| 39 | 2452215 | 2001-11-01 | 293.36 |
| 40 | 2452513 | 2002-08-26 | 293.64 |
| 41 | 2452808 | 2003-06-17 | 292.86 |
| 42 | 2453102 | 2004-04-06 | 292.64 |
| 43 | 2453394 | 2005-01-23 | 293.5 |
| 44 | 2453686 | 2005-11-11 | 293.29 |
| 45 | 2453974 | 2006-08-26 | 291.93 |
| 46 | 2454266 | 2007-06-14 | 291.57 |
| 47 | 2454571 | 2008-04-14 | 292.36 |
| 48 | 2454856 | 2009-01-24 | 293.5 |
| 49 | 2455141 | 2009-11-05 | 293.29 |
| 50 | 2455437 | 2010-08-28 | 292.14 |
| 51 | 2455736 | 2011-06-23 | 293.07 |
| 52 | 2456033 | 2012-04-15 | 295.36 |
| 53 | 2456313 | 2013-01-20 | 296.29 |
| 54 | 2456614 | 2013-11-17 | 296.5 |
| 55 | 2456916 | 2014-09-15 | 295.79 |
| 56 | 2457216 | 2015-07-12 | 295.86 |
| 57 | 2457510 | 2016-05-01 | 296.57 |
| 58 | 2457814 | 2017-03-01 | 295.5 |
| 59 | 2458096 | 2017-12-08 | 295.21 |
| 60 | 2458392 | 2018-09-30 | 294.43 |
| 61 | 2458687 | 2019-07-22 | 292.71 |
| 62 | 2458980 | 2020-05-10 | 293.02 |
| 63 | 2459285 | 2021-03-11 | 294.51 |
| 64 | 2459563 | 2021-12-14 | 294.08 |
| 65 | 2459859 | 2022-10-06 | 293.9 |
| 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. |