| E | O (JD) | O (dat) | Period |
| -107 | 2410115 | 1886-07-27 | 282.39 |
| -94 | 2413781 | 1896-08-09 | 282.38 |
| -93 | 2414067 | 1897-05-22 | 282.13 |
| -90 | 2414902 | 1899-09-04 | 281.44 |
| -89 | 2415193 | 1900-06-22 | 281.36 |
| -86 | 2416040 | 1902-10-17 | 281.81 |
| -85 | 2416318 | 1903-07-22 | 282.54 |
| -84 | 2416585 | 1904-04-14 | 283.08 |
| -81 | 2417440 | 1906-08-17 | 283.21 |
| -80 | 2417735 | 1907-06-08 | 283.42 |
| -77 | 2418580 | 1909-09-30 | 284.7 |
| -76 | 2418875 | 1910-07-22 | 285 |
| -75 | 2419155 | 1911-04-28 | 284.42 |
| -72 | 2420005 | 1913-08-25 | 284.58 |
| -71 | 2420300 | 1914-06-16 | 283.86 |
| -68 | 2421135 | 1916-09-28 | 283.14 |
| -67 | 2421435 | 1917-07-25 | 283.53 |
| -66 | 2421710 | 1918-04-26 | 282.85 |
| -65 | 2421990 | 1919-01-31 | 282.39 |
| -64 | 2422269 | 1919-11-06 | 281.68 |
| -62 | 2422845 | 1921-06-04 | 281.12 |
| -61 | 2423117 | 1922-03-03 | 281.51 |
| -60 | 2423401 | 1922-12-12 | 281.57 |
| -59 | 2423676 | 1923-09-13 | 282 |
| -58 | 2423967 | 1924-06-30 | 282.35 |
| -57 | 2424237 | 1925-03-27 | 282.49 |
| -56 | 2424527 | 1926-01-11 | 283.14 |
| -55 | 2424817 | 1926-10-28 | 283.36 |
| -54 | 2425098 | 1927-08-05 | 283.79 |
| -53 | 2425375 | 1928-05-08 | 284.92 |
| -52 | 2425666 | 1929-02-23 | 282.64 |
| -51 | 2425944 | 1929-11-28 | 281.58 |
| -50 | 2426233 | 1930-09-13 | 283.58 |
| -49 | 2426520 | 1931-06-27 | 283.93 |
| -48 | 2426781 | 1932-03-14 | 283.71 |
| -47 | 2427076 | 1933-01-03 | 283.14 |
| -46 | 2427367 | 1933-10-21 | 282.21 |
| -45 | 2427649 | 1934-07-30 | 283.79 |
| -44 | 2427933 | 1935-05-10 | 284.57 |
| -43 | 2428208 | 1936-02-09 | 282.56 |
| -42 | 2428496 | 1936-11-23 | 281.64 |
| -41 | 2428778 | 1937-09-01 | 281.65 |
| -40 | 2429063 | 1938-06-13 | 282.08 |
| -39 | 2429336 | 1939-03-13 | 282.5 |
| -38 | 2429623 | 1939-12-25 | 281.71 |
| -37 | 2429902 | 1940-09-29 | 281.21 |
| -36 | 2430188 | 1941-07-12 | 282.36 |
| -35 | 2430471 | 1942-04-21 | 283.65 |
| -34 | 2430747 | 1943-01-22 | 284.29 |
| -33 | 2431031 | 1943-11-02 | 285.28 |
| -32 | 2431321 | 1944-08-18 | 285.86 |
| -31 | 2431609 | 1945-06-02 | 286.79 |
| -30 | 2431896 | 1946-03-16 | 286.94 |
| -29 | 2432188 | 1947-01-02 | 285.36 |
| -28 | 2432473 | 1947-10-14 | 284.92 |
| -27 | 2432760 | 1948-07-27 | 284.99 |
| -26 | 2433035 | 1949-04-28 | 284.07 |
| -25 | 2433312 | 1950-01-30 | 283.65 |
| -24 | 2433607 | 1950-11-21 | 283.5 |
| -23 | 2433888 | 1951-08-29 | 283.28 |
| -22 | 2434173 | 1952-06-09 | 283.93 |
| -21 | 2434459 | 1953-03-22 | 284.29 |
| -20 | 2434743 | 1953-12-31 | 284.01 |
| -19 | 2435018 | 1954-10-02 | 283.43 |
| -18 | 2435304 | 1955-07-15 | 282.92 |
| -17 | 2435595 | 1956-05-01 | 282.78 |
| -16 | 2435876 | 1957-02-06 | 283.64 |
| -15 | 2436153 | 1957-11-10 | 284.29 |
| -14 | 2436440 | 1958-08-24 | 283.07 |
| -13 | 2436721 | 1959-06-01 | 282.21 |
| -12 | 2437011 | 1960-03-17 | 283.43 |
| -11 | 2437291 | 1960-12-22 | 284.15 |
| -10 | 2437571 | 1961-09-28 | 283.44 |
| -9 | 2437851 | 1962-07-05 | 282.93 |
| -8 | 2438146 | 1963-04-26 | 283.14 |
| -7 | 2438425 | 1964-01-30 | 283.92 |
| -6 | 2438704 | 1964-11-04 | 284.43 |
| -5 | 2438989 | 1965-08-16 | 284.29 |
| -4 | 2439277 | 1966-05-31 | 284.5 |
| -3 | 2439560 | 1967-03-10 | 285.56 |
| -2 | 2439844 | 1967-12-19 | 287 |
| -1 | 2440133 | 1968-10-03 | 286.51 |
| 0 | 2440421 | 1969-07-18 | 285.15 |
| 1 | 2440706 | 1970-04-29 | 285.86 |
| 2 | 2441005 | 1971-02-22 | 285.71 |
| 3 | 2441272 | 1971-11-16 | 284.49 |
| 4 | 2441557 | 1972-08-27 | 284.5 |
| 5 | 2441849 | 1973-06-15 | 283.51 |
| 6 | 2442128 | 1974-03-21 | 282.93 |
| 7 | 2442409 | 1974-12-27 | 283.85 |
| 8 | 2442701 | 1975-10-15 | 283.14 |
| 9 | 2442979 | 1976-07-19 | 282.5 |
| 10 | 2443259 | 1977-04-25 | 282.86 |
| 11 | 2443544 | 1978-02-04 | 282.44 |
| 12 | 2443826 | 1978-11-13 | 282.14 |
| 13 | 2444106 | 1979-08-20 | 281.42 |
| 14 | 2444391 | 1980-05-31 | 280.21 |
| 15 | 2444673 | 1981-03-09 | 279.72 |
| 16 | 2444957 | 1981-12-18 | 279.86 |
| 17 | 2445221 | 1982-09-08 | 280.49 |
| 18 | 2445505 | 1983-06-19 | 280.49 |
| 19 | 2445781 | 1984-03-21 | 280.14 |
| 20 | 2446069 | 1985-01-03 | 280.94 |
| 21 | 2446355 | 1985-10-16 | 281.36 |
| 22 | 2446636 | 1986-07-24 | 281.28 |
| 23 | 2446916 | 1987-04-30 | 281.35 |
| 24 | 2447195 | 1988-02-03 | 280.14 |
| 25 | 2447470 | 1988-11-04 | 278.94 |
| 26 | 2447754 | 1989-08-15 | 279.29 |
| 27 | 2448035 | 1990-05-23 | 280.92 |
| 28 | 2448311 | 1991-02-23 | 282.43 |
| 29 | 2448585 | 1991-11-24 | 283.94 |
| 30 | 2448877 | 1992-09-11 | 283.72 |
| 31 | 2449167 | 1993-06-28 | 282.71 |
| 32 | 2449452 | 1994-04-09 | 282.71 |
| 33 | 2449747 | 1995-01-29 | 282.06 |
| 34 | 2450014 | 1995-10-23 | 281 |
| 35 | 2450290 | 1996-07-25 | 280.44 |
| 36 | 2450564 | 1997-04-25 | 279.36 |
| 37 | 2450847 | 1998-02-02 | 279.21 |
| 38 | 2451131 | 1998-11-13 | 280.79 |
| 39 | 2451414 | 1999-08-23 | 283.01 |
| 40 | 2451696 | 2000-05-31 | 284.15 |
| 41 | 2451974 | 2001-03-05 | 284.36 |
| 42 | 2452261 | 2001-12-17 | 284.64 |
| 43 | 2452555 | 2002-10-07 | 284.56 |
| 44 | 2452834 | 2003-07-13 | 284.43 |
| 45 | 2453125 | 2004-04-29 | 284.51 |
| 46 | 2453405 | 2005-02-03 | 284.21 |
| 47 | 2453689 | 2005-11-14 | 283.85 |
| 48 | 2453963 | 2006-08-15 | 282.93 |
| 49 | 2454255 | 2007-06-03 | 282.15 |
| 50 | 2454540 | 2008-03-14 | 282.51 |
| 51 | 2454823 | 2008-12-22 | 283.07 |
| 52 | 2455097 | 2009-09-22 | 282.78 |
| 53 | 2455383 | 2010-07-05 | 281.56 |
| 54 | 2455666 | 2011-04-14 | 281.36 |
| 55 | 2455949 | 2012-01-22 | 281.94 |
| 56 | 2456228 | 2012-10-27 | 282.36 |
| 57 | 2456509 | 2013-08-04 | 282.06 |
| 58 | 2456793 | 2014-05-15 | 281.93 |
| 59 | 2457074 | 2015-02-20 | 282.58 |
| 60 | 2457359 | 2015-12-02 | 282.67 |
| 61 | 2457639 | 2016-09-07 | 282.5 |
| 62 | 2457923 | 2017-06-18 | 282.56 |
| 63 | 2458210 | 2018-04-01 | 282.18 |
| 65 | 2458767 | 2019-10-10 | 282.51 |
| 66 | 2459055 | 2020-07-24 | 282.83 |
| 67 | 2459333 | 2021-04-28 | 281.79 |
| 68 | 2459615 | 2022-02-04 | 282.29 |
| 69 | 2459903 | 2022-11-19 | 283.82 |
| 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. |