| E | O (JD) | O (dat) | Period |
| -86 | 2413425 | 1895-08-19 | 331.4 |
| -85 | 2413758 | 1896-07-17 | 331.62 |
| -84 | 2414084 | 1897-06-08 | 331.18 |
| -83 | 2414419 | 1898-05-09 | 331.53 |
| -78 | 2416080 | 1902-11-26 | 331.5 |
| -77 | 2416404 | 1903-10-16 | 331.73 |
| -76 | 2416743 | 1904-09-19 | 331.83 |
| -75 | 2417061 | 1905-08-03 | 334.25 |
| -74 | 2417410 | 1906-07-18 | 334.7 |
| -73 | 2417733 | 1907-06-06 | 335.19 |
| -72 | 2418075 | 1908-05-13 | 335.25 |
| -71 | 2418401 | 1909-04-04 | 335.29 |
| -66 | 2420125 | 1913-12-23 | 335.7 |
| -65 | 2420420 | 1914-10-14 | 335.71 |
| -64 | 2420747 | 1915-09-06 | 335.21 |
| -63 | 2421085 | 1916-08-09 | 335.47 |
| -62 | 2421426 | 1917-07-16 | 335.79 |
| -61 | 2421770 | 1918-06-25 | 335.49 |
| -60 | 2422110 | 1919-05-31 | 336.87 |
| -59 | 2422410 | 1920-03-26 | 337.15 |
| -55 | 2423789 | 1924-01-04 | 336.92 |
| -54 | 2424123 | 1924-12-03 | 336.52 |
| -53 | 2424455 | 1925-10-31 | 336.24 |
| -52 | 2424794 | 1926-10-05 | 336.13 |
| -51 | 2425134 | 1927-09-10 | 336.06 |
| -50 | 2425464 | 1928-08-05 | 332.92 |
| -49 | 2425794 | 1929-07-01 | 332.21 |
| -48 | 2426129 | 1930-06-01 | 332.02 |
| -47 | 2426460 | 1931-04-28 | 332.53 |
| -46 | 2426787 | 1932-03-20 | 332.64 |
| -45 | 2427113 | 1933-02-09 | 333.15 |
| -44 | 2427446 | 1934-01-08 | 333.77 |
| -43 | 2427788 | 1934-12-16 | 334.05 |
| -42 | 2428138 | 1935-12-01 | 334.09 |
| -41 | 2428459 | 1936-10-17 | 333.75 |
| -40 | 2428793 | 1937-09-16 | 333.21 |
| -39 | 2429131 | 1938-08-20 | 332.55 |
| -38 | 2429461 | 1939-07-16 | 331.94 |
| -37 | 2429787 | 1940-06-06 | 330.85 |
| -36 | 2430113 | 1941-04-28 | 330.92 |
| -35 | 2430447 | 1942-03-28 | 331.44 |
| -34 | 2430785 | 1943-03-01 | 332.02 |
| -33 | 2431121 | 1944-01-31 | 332.8 |
| -32 | 2431435 | 1944-12-10 | 333.59 |
| -31 | 2431770 | 1945-11-10 | 334.22 |
| -30 | 2432121 | 1946-10-27 | 334.81 |
| -29 | 2432454 | 1947-09-25 | 335.61 |
| -28 | 2432785 | 1948-08-21 | 336.36 |
| -27 | 2433120 | 1949-07-22 | 336.93 |
| -26 | 2433457 | 1950-06-24 | 336.65 |
| -25 | 2433799 | 1951-06-01 | 336.95 |
| -24 | 2434140 | 1952-05-07 | 337.79 |
| -23 | 2434472 | 1953-04-04 | 338.57 |
| -22 | 2434802 | 1954-02-28 | 338.34 |
| -21 | 2435143 | 1955-02-04 | 337.82 |
| -20 | 2435495 | 1956-01-22 | 337.27 |
| -19 | 2435831 | 1956-12-23 | 336.84 |
| -18 | 2436172 | 1957-11-29 | 336.44 |
| -17 | 2436496 | 1958-10-19 | 334.94 |
| -16 | 2436830 | 1959-09-18 | 333.33 |
| -15 | 2437167 | 1960-08-20 | 332.28 |
| -14 | 2437501 | 1961-07-20 | 332.27 |
| -13 | 2437833 | 1962-06-17 | 332.47 |
| -12 | 2438149 | 1963-04-29 | 333.16 |
| -11 | 2438486 | 1964-03-31 | 332.79 |
| -10 | 2438826 | 1965-03-06 | 333.16 |
| -9 | 2439163 | 1966-02-06 | 333.65 |
| -8 | 2439498 | 1967-01-07 | 334.44 |
| -7 | 2439833 | 1967-12-08 | 335.11 |
| -6 | 2440153 | 1968-10-23 | 334.96 |
| -5 | 2440500 | 1969-10-05 | 334.64 |
| -4 | 2440832 | 1970-09-02 | 334.45 |
| -3 | 2441171 | 1971-08-07 | 333.8 |
| -2 | 2441504 | 1972-07-05 | 333.37 |
| -1 | 2441841 | 1973-06-07 | 333.12 |
| 0 | 2442171 | 1974-05-03 | 332.36 |
| 1 | 2442503 | 1975-03-31 | 332.52 |
| 2 | 2442824 | 1976-02-15 | 332.34 |
| 3 | 2443159 | 1977-01-15 | 331.51 |
| 4 | 2443493 | 1977-12-15 | 330.95 |
| 5 | 2443830 | 1978-11-17 | 330.97 |
| 6 | 2444169 | 1979-10-22 | 331.05 |
| 7 | 2444497 | 1980-09-14 | 331.28 |
| 8 | 2444809 | 1981-07-23 | 331.05 |
| 9 | 2445143 | 1982-06-22 | 330.91 |
| 10 | 2445479 | 1983-05-24 | 331.54 |
| 11 | 2445812 | 1984-04-21 | 331.53 |
| 12 | 2446145 | 1985-03-20 | 331.97 |
| 13 | 2446478 | 1986-02-16 | 331.98 |
| 14 | 2446809 | 1987-01-13 | 331.55 |
| 15 | 2447155 | 1987-12-25 | 331.19 |
| 16 | 2447469 | 1988-11-03 | 330.41 |
| 17 | 2447800 | 1989-09-30 | 330.11 |
| 18 | 2448123 | 1990-08-19 | 330.34 |
| 19 | 2448464 | 1991-07-26 | 330.66 |
| 20 | 2448796 | 1992-06-22 | 331.45 |
| 21 | 2449114 | 1993-05-06 | 332.22 |
| 22 | 2449452 | 1994-04-09 | 332.46 |
| 23 | 2449792 | 1995-03-15 | 332.58 |
| 24 | 2450124 | 1996-02-10 | 332.24 |
| 25 | 2450466 | 1997-01-17 | 332.33 |
| 26 | 2450782 | 1997-11-29 | 332.85 |
| 27 | 2451119 | 1998-11-01 | 332.7 |
| 28 | 2451449 | 1999-09-27 | 332.44 |
| 29 | 2451781 | 2000-08-24 | 332.5 |
| 30 | 2452113 | 2001-07-22 | 333.53 |
| 31 | 2452454 | 2002-06-28 | 334.59 |
| 32 | 2452789 | 2003-05-29 | 335.01 |
| 33 | 2453116 | 2004-04-20 | 334.67 |
| 34 | 2453448 | 2005-03-18 | 334.39 |
| 35 | 2453802 | 2006-03-07 | 334.29 |
| 36 | 2454128 | 2007-01-27 | 334.16 |
| 37 | 2454467 | 2008-01-01 | 334.23 |
| 38 | 2454783 | 2008-11-12 | 334.28 |
| 39 | 2455121 | 2009-10-16 | 334.27 |
| 40 | 2455461 | 2010-09-21 | 334.03 |
| 41 | 2455798 | 2011-08-24 | 334.73 |
| 42 | 2456130 | 2012-07-21 | 335.03 |
| 43 | 2456463 | 2013-06-19 | 335.52 |
| 44 | 2456804 | 2014-05-26 | 334.95 |
| 45 | 2457138 | 2015-04-25 | 334.03 |
| 46 | 2457472 | 2016-03-24 | 332.93 |
| 47 | 2457806 | 2017-02-21 | 332.01 |
| 48 | 2458139 | 2018-01-20 | 331.05 |
| 49 | 2458471 | 2018-12-18 | 330.45 |
| 50 | 2458795 | 2019-11-07 | 330.57 |
| 51 | 2459118 | 2020-09-25 | 330.32 |
| 52 | 2459449 | 2021-08-22 | 330.15 |
| 53 | 2459780 | 2022-07-19 | 330.24 |
| 54 | 2460118 | 2023-06-22 | 330.82 |
| 55 | 2460456 | 2024-05-25 | 332.46 |
| 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. |