| E | O (JD) | O (dat) | Period |
| -105 | 2409698 | 1885-06-05 | 276.95 |
| -101 | 2410816 | 1888-06-27 | 276.65 |
| -93 | 2413033 | 1894-07-23 | 276.44 |
| -92 | 2413320 | 1895-05-06 | 276.73 |
| -90 | 2413846 | 1896-10-13 | 276.52 |
| -89 | 2414130 | 1897-07-24 | 276.55 |
| -88 | 2414400 | 1898-04-20 | 276.14 |
| -85 | 2415230 | 1900-07-29 | 275.45 |
| -84 | 2415527 | 1901-05-22 | 275.32 |
| -81 | 2416336 | 1903-08-09 | 275.68 |
| -80 | 2416622 | 1904-05-21 | 275.44 |
| -79 | 2416894 | 1905-02-17 | 274.52 |
| -77 | 2417427 | 1906-08-04 | 273.74 |
| -76 | 2417708 | 1907-05-12 | 273.1 |
| -75 | 2417986 | 1908-02-14 | 274.47 |
| -74 | 2418267 | 1908-11-21 | 275.09 |
| -73 | 2418510 | 1909-07-22 | 275.31 |
| -72 | 2418805 | 1910-05-13 | 275.98 |
| -69 | 2419624 | 1912-08-09 | 276.19 |
| -68 | 2419926 | 1913-06-07 | 276.58 |
| -67 | 2420200 | 1914-03-08 | 277.47 |
| -65 | 2420730 | 1915-08-20 | 278.14 |
| -64 | 2421018 | 1916-06-03 | 277.94 |
| -63 | 2421300 | 1917-03-12 | 278.44 |
| -61 | 2421854 | 1918-09-17 | 278.3 |
| -60 | 2422146 | 1919-07-06 | 279.31 |
| -59 | 2422410 | 1920-03-26 | 280.07 |
| -58 | 2422699 | 1921-01-09 | 279.5 |
| -57 | 2422978 | 1921-10-15 | 278.73 |
| -56 | 2423258 | 1922-07-22 | 278.52 |
| -55 | 2423540 | 1923-04-30 | 278.77 |
| -54 | 2423811 | 1924-01-26 | 278.86 |
| -53 | 2424091 | 1924-11-01 | 278.25 |
| -52 | 2424358 | 1925-07-26 | 278.4 |
| -51 | 2424646 | 1926-05-10 | 278.75 |
| -50 | 2424939 | 1927-02-27 | 278.93 |
| -49 | 2425202 | 1927-11-17 | 279.08 |
| -48 | 2425481 | 1928-08-22 | 278.87 |
| -47 | 2425765 | 1929-06-02 | 278.45 |
| -46 | 2426048 | 1930-03-12 | 277.6 |
| -45 | 2426322 | 1930-12-11 | 277.83 |
| -44 | 2426596 | 1931-09-11 | 278.28 |
| -43 | 2426874 | 1932-06-15 | 278.1 |
| -42 | 2427146 | 1933-03-14 | 277.95 |
| -41 | 2427427 | 1933-12-20 | 277.44 |
| -40 | 2427719 | 1934-10-08 | 277.81 |
| -39 | 2427987 | 1935-07-03 | 277.98 |
| -38 | 2428267 | 1936-04-08 | 277.26 |
| -37 | 2428546 | 1937-01-12 | 276.67 |
| -36 | 2428810 | 1937-10-03 | 276.07 |
| -35 | 2429099 | 1938-07-19 | 275.53 |
| -34 | 2429376 | 1939-04-22 | 275.55 |
| -31 | 2430196 | 1941-07-20 | 275.49 |
| -30 | 2430470 | 1942-04-20 | 275.21 |
| -29 | 2430748 | 1943-01-23 | 275.71 |
| -28 | 2431021 | 1943-10-23 | 275.56 |
| -27 | 2431296 | 1944-07-24 | 275.54 |
| -26 | 2431577 | 1945-05-01 | 276.23 |
| -25 | 2431842 | 1946-01-21 | 276.55 |
| -23 | 2432410 | 1947-08-12 | 276.89 |
| -22 | 2432683 | 1948-05-11 | 277.5 |
| -21 | 2432948 | 1949-01-31 | 278.03 |
| -20 | 2433237 | 1949-11-16 | 278.33 |
| -19 | 2433514 | 1950-08-20 | 278.46 |
| -18 | 2433794 | 1951-05-27 | 278.15 |
| -17 | 2434077 | 1952-03-05 | 278.27 |
| -16 | 2434357 | 1952-12-10 | 278.98 |
| -15 | 2434632 | 1953-09-11 | 278.05 |
| -14 | 2434901 | 1954-06-07 | 278.12 |
| -13 | 2435184 | 1955-03-17 | 278.07 |
| -12 | 2435458 | 1955-12-16 | 277.8 |
| -11 | 2435753 | 1956-10-06 | 277.81 |
| -10 | 2436013 | 1957-06-23 | 278.03 |
| -9 | 2436301 | 1958-04-07 | 277.65 |
| -8 | 2436579 | 1959-01-10 | 276.68 |
| -7 | 2436851 | 1959-10-09 | 276.18 |
| -6 | 2437129 | 1960-07-13 | 275.64 |
| -5 | 2437408 | 1961-04-18 | 276.05 |
| -4 | 2437675 | 1962-01-10 | 276.87 |
| -3 | 2437948 | 1962-10-10 | 277.18 |
| -2 | 2438228 | 1963-07-17 | 276.48 |
| -1 | 2438507 | 1964-04-21 | 275.58 |
| 0 | 2438784 | 1965-01-23 | 274.89 |
| 1 | 2439087 | 1965-11-22 | 274.54 |
| 2 | 2439345 | 1966-08-07 | 273.8 |
| 3 | 2439598 | 1967-04-17 | 273.22 |
| 4 | 2439871 | 1968-01-15 | 273.15 |
| 5 | 2440146 | 1968-10-16 | 273.41 |
| 6 | 2440422 | 1969-07-19 | 273.79 |
| 7 | 2440696 | 1970-04-19 | 275.91 |
| 8 | 2440976 | 1971-01-24 | 277.43 |
| 9 | 2441257 | 1971-11-01 | 277.94 |
| 10 | 2441535 | 1972-08-05 | 278.7 |
| 11 | 2441811 | 1973-05-08 | 279.46 |
| 12 | 2442091 | 1974-02-12 | 279.85 |
| 13 | 2442369 | 1974-11-17 | 279.97 |
| 14 | 2442648 | 1975-08-23 | 280.35 |
| 15 | 2442936 | 1976-06-06 | 280.65 |
| 16 | 2443219 | 1977-03-16 | 280.49 |
| 17 | 2443494 | 1977-12-16 | 279.98 |
| 18 | 2443774 | 1978-09-22 | 280.12 |
| 19 | 2444059 | 1979-07-04 | 279.67 |
| 20 | 2444337 | 1980-04-07 | 278.99 |
| 21 | 2444609 | 1981-01-04 | 278.45 |
| 22 | 2444885 | 1981-10-07 | 278.47 |
| 23 | 2445178 | 1982-07-27 | 277.86 |
| 24 | 2445449 | 1983-04-24 | 277.59 |
| 25 | 2445725 | 1984-01-25 | 276.95 |
| 26 | 2445998 | 1984-10-24 | 276.25 |
| 27 | 2446283 | 1985-08-05 | 275.37 |
| 28 | 2446552 | 1986-05-01 | 274.3 |
| 29 | 2446835 | 1987-02-08 | 274.36 |
| 30 | 2447097 | 1987-10-28 | 274.44 |
| 31 | 2447370 | 1988-07-27 | 274.72 |
| 32 | 2447646 | 1989-04-29 | 275.15 |
| 33 | 2447918 | 1990-01-26 | 276.14 |
| 34 | 2448198 | 1990-11-02 | 276.76 |
| 35 | 2448477 | 1991-08-08 | 278.05 |
| 36 | 2448756 | 1992-05-13 | 278.41 |
| 37 | 2449038 | 1993-02-19 | 278.74 |
| 38 | 2449316 | 1993-11-24 | 279.21 |
| 39 | 2449592 | 1994-08-27 | 279.58 |
| 40 | 2449875 | 1995-06-06 | 280.17 |
| 41 | 2450148 | 1996-03-05 | 279.93 |
| 42 | 2450430 | 1996-12-12 | 280.89 |
| 43 | 2450714 | 1997-09-22 | 281.25 |
| 44 | 2450999 | 1998-07-04 | 281.52 |
| 45 | 2451284 | 1999-04-15 | 281.41 |
| 46 | 2451548 | 2000-01-04 | 281.38 |
| 47 | 2451854 | 2000-11-05 | 280.83 |
| 48 | 2452122 | 2001-07-31 | 280.51 |
| 49 | 2452403 | 2002-05-08 | 280.01 |
| 50 | 2452681 | 2003-02-10 | 279.56 |
| 51 | 2452961 | 2003-11-17 | 279.44 |
| 52 | 2453239 | 2004-08-21 | 278.75 |
| 53 | 2453524 | 2005-06-02 | 279.16 |
| 54 | 2453798 | 2006-03-03 | 278.92 |
| 55 | 2454074 | 2006-12-04 | 278.52 |
| 56 | 2454354 | 2007-09-10 | 278.83 |
| 57 | 2454639 | 2008-06-21 | 279.22 |
| 58 | 2454914 | 2009-03-23 | 279.39 |
| 59 | 2455190 | 2009-12-24 | 279.33 |
| 60 | 2455463 | 2010-09-23 | 279.08 |
| 61 | 2455757 | 2011-07-14 | 278.76 |
| 62 | 2456038 | 2012-04-20 | 278.19 |
| 63 | 2456315 | 2013-01-22 | 277.98 |
| 64 | 2456583 | 2013-10-17 | 277.06 |
| 65 | 2456862 | 2014-07-23 | 276.04 |
| 66 | 2457142 | 2015-04-29 | 275.43 |
| 67 | 2457414 | 2016-01-26 | 275.68 |
| 68 | 2457692 | 2016-10-30 | 275.83 |
| 69 | 2457957 | 2017-07-22 | 276.07 |
| 70 | 2458232 | 2018-04-23 | 275.98 |
| 71 | 2458522 | 2019-02-07 | 275.89 |
| 72 | 2458800 | 2019-11-12 | 276.17 |
| 73 | 2459069 | 2020-08-07 | 276.33 |
| 74 | 2459345 | 2021-05-10 | 276.83 |
| 75 | 2459622 | 2022-02-11 | 276.21 |
| 76 | 2459895 | 2022-11-11 | 274.49 |
| 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. |