| E | O (JD) | O (dat) | Period |
| -144 | 2413990 | 1897-03-06 | 212.76 |
| -142 | 2414410 | 1898-04-30 | 212.75 |
| -139 | 2415050 | 1900-01-30 | 212.8 |
| -137 | 2415475 | 1901-03-31 | 212.99 |
| -135 | 2415904 | 1902-06-03 | 213.35 |
| -134 | 2416115 | 1902-12-31 | 213.61 |
| -132 | 2416540 | 1904-02-29 | 213.82 |
| -130 | 2416967 | 1905-05-01 | 213.66 |
| -127 | 2417610 | 1907-02-03 | 213.89 |
| -125 | 2418046 | 1908-04-14 | 213.47 |
| -124 | 2418263 | 1908-11-17 | 213.15 |
| -123 | 2418467 | 1909-06-09 | 213.1 |
| -122 | 2418670 | 1909-12-29 | 211.87 |
| -121 | 2418901 | 1910-08-17 | 210.24 |
| -120 | 2419090 | 1911-02-22 | 209.32 |
| -119 | 2419304 | 1911-09-24 | 209.04 |
| -118 | 2419532 | 1912-05-09 | 209.06 |
| -116 | 2419930 | 1913-06-11 | 208.9 |
| -115 | 2420137 | 1914-01-04 | 208.8 |
| -114 | 2420353 | 1914-08-08 | 209.8 |
| -113 | 2420560 | 1915-03-03 | 210.28 |
| -112 | 2420768 | 1915-09-27 | 210.57 |
| -111 | 2420978 | 1916-04-24 | 211.87 |
| -109 | 2421404 | 1917-06-24 | 212.02 |
| -108 | 2421620 | 1918-01-26 | 212.45 |
| -107 | 2421840 | 1918-09-03 | 213 |
| -106 | 2422044 | 1919-03-26 | 212.87 |
| -105 | 2422257 | 1919-10-25 | 212.53 |
| -104 | 2422466 | 1920-05-21 | 211.58 |
| -103 | 2422690 | 1920-12-31 | 210.53 |
| -102 | 2422901 | 1921-07-30 | 209.63 |
| -101 | 2423102 | 1922-02-16 | 209.76 |
| -100 | 2423314 | 1922-09-16 | 209.65 |
| -99 | 2423517 | 1923-04-07 | 209.65 |
| -98 | 2423723 | 1923-10-30 | 209.15 |
| -97 | 2423931 | 1924-05-25 | 209.37 |
| -96 | 2424152 | 1925-01-01 | 209.64 |
| -95 | 2424364 | 1925-08-01 | 210.03 |
| -94 | 2424575 | 1926-02-28 | 210.52 |
| -93 | 2424777 | 1926-09-18 | 210.82 |
| -92 | 2424986 | 1927-04-15 | 210.67 |
| -91 | 2425193 | 1927-11-08 | 210.73 |
| -90 | 2425413 | 1928-06-15 | 210.86 |
| -89 | 2425623 | 1929-01-11 | 211.35 |
| -88 | 2425837 | 1929-08-13 | 211.31 |
| -87 | 2426044 | 1930-03-08 | 211.28 |
| -86 | 2426263 | 1930-10-13 | 210.67 |
| -85 | 2426466 | 1931-05-04 | 210.45 |
| -84 | 2426682 | 1931-12-06 | 211.07 |
| -83 | 2426881 | 1932-06-22 | 211.32 |
| -82 | 2427100 | 1933-01-27 | 211.66 |
| -81 | 2427301 | 1933-08-16 | 211.66 |
| -80 | 2427524 | 1934-03-27 | 212.09 |
| -79 | 2427745 | 1934-11-03 | 212.09 |
| -78 | 2427951 | 1935-05-28 | 211.85 |
| -77 | 2428162 | 1935-12-25 | 211.2 |
| -76 | 2428371 | 1936-07-21 | 211.1 |
| -75 | 2428583 | 1937-02-18 | 210.65 |
| -74 | 2428794 | 1937-09-17 | 210.72 |
| -73 | 2428995 | 1938-04-06 | 210.67 |
| -72 | 2429210 | 1938-11-07 | 210.48 |
| -71 | 2429425 | 1939-06-10 | 210.37 |
| -70 | 2429641 | 1940-01-12 | 210.24 |
| -69 | 2429853 | 1940-08-11 | 209.82 |
| -68 | 2430051 | 1941-02-25 | 209.41 |
| -66 | 2430473 | 1942-04-23 | 208.24 |
| -64 | 2430894 | 1943-06-18 | 207.52 |
| -63 | 2431104 | 1944-01-14 | 207.13 |
| -62 | 2431304 | 1944-08-01 | 206.99 |
| -61 | 2431510 | 1945-02-23 | 207.15 |
| -59 | 2431915 | 1946-04-04 | 207.03 |
| -58 | 2432126 | 1946-11-01 | 207.24 |
| -57 | 2432337 | 1947-05-31 | 207.69 |
| -56 | 2432544 | 1947-12-24 | 208.5 |
| -55 | 2432755 | 1948-07-22 | 209.24 |
| -54 | 2432968 | 1949-02-20 | 210.25 |
| -53 | 2433176 | 1949-09-16 | 210.24 |
| -52 | 2433382 | 1950-04-10 | 210.54 |
| -51 | 2433594 | 1950-11-08 | 210.92 |
| -50 | 2433807 | 1951-06-09 | 210.79 |
| -49 | 2434022 | 1952-01-10 | 210.9 |
| -48 | 2434227 | 1952-08-02 | 210.91 |
| -47 | 2434443 | 1953-03-06 | 211.11 |
| -46 | 2434655 | 1953-10-04 | 210.72 |
| -45 | 2434859 | 1954-04-26 | 210.76 |
| -44 | 2435074 | 1954-11-27 | 210.24 |
| -43 | 2435280 | 1955-06-21 | 209.89 |
| -42 | 2435497 | 1956-01-24 | 209.65 |
| -41 | 2435701 | 1956-08-15 | 209.75 |
| -40 | 2435920 | 1957-03-22 | 210.04 |
| -39 | 2436117 | 1957-10-05 | 209.73 |
| -38 | 2436325 | 1958-05-01 | 209.55 |
| -37 | 2436542 | 1958-12-04 | 209.78 |
| -36 | 2436753 | 1959-07-03 | 210.18 |
| -35 | 2436965 | 1960-01-31 | 210.32 |
| -34 | 2437169 | 1960-08-22 | 210.9 |
| -33 | 2437376 | 1961-03-17 | 210.95 |
| -32 | 2437598 | 1961-10-25 | 210.64 |
| -31 | 2437805 | 1962-05-20 | 210.65 |
| -30 | 2438016 | 1962-12-17 | 210.59 |
| -29 | 2438226 | 1963-07-15 | 210.62 |
| -28 | 2438439 | 1964-02-13 | 210.27 |
| -27 | 2438646 | 1964-09-07 | 209.72 |
| -26 | 2438857 | 1965-04-06 | 209.7 |
| -25 | 2439065 | 1965-10-31 | 209.7 |
| -24 | 2439275 | 1966-05-29 | 209.84 |
| -23 | 2439484 | 1966-12-24 | 210.64 |
| -22 | 2439694 | 1967-07-22 | 210.67 |
| -21 | 2439903 | 1968-02-16 | 210.3 |
| -20 | 2440116 | 1968-09-16 | 209.81 |
| -19 | 2440328 | 1969-04-16 | 209.18 |
| -18 | 2440553 | 1969-11-27 | 208.49 |
| -17 | 2440746 | 1970-06-08 | 207.54 |
| -16 | 2440950 | 1970-12-29 | 206.89 |
| -15 | 2441155 | 1971-07-22 | 205.89 |
| -14 | 2441362 | 1972-02-14 | 205.66 |
| -13 | 2441568 | 1972-09-07 | 205.39 |
| -12 | 2441770 | 1973-03-28 | 206.11 |
| -11 | 2441982 | 1973-10-26 | 206.47 |
| -10 | 2442181 | 1974-05-13 | 207.01 |
| -9 | 2442398 | 1974-12-16 | 207.55 |
| -8 | 2442599 | 1975-07-05 | 208.35 |
| -7 | 2442805 | 1976-01-27 | 208.65 |
| -6 | 2443016 | 1976-08-25 | 209.25 |
| -5 | 2443229 | 1977-03-26 | 209.95 |
| -4 | 2443439 | 1977-10-22 | 210.01 |
| -3 | 2443653 | 1978-05-24 | 210.27 |
| -2 | 2443853 | 1978-12-10 | 210.15 |
| -1 | 2444074 | 1979-07-19 | 210.03 |
| 0 | 2444283 | 1980-02-13 | 209.64 |
| 1 | 2444490 | 1980-09-07 | 209.7 |
| 2 | 2444696 | 1981-04-01 | 209.48 |
| 3 | 2444906 | 1981-10-28 | 209.8 |
| 4 | 2445120 | 1982-05-30 | 209.15 |
| 5 | 2445324 | 1982-12-20 | 209.12 |
| 6 | 2445540 | 1983-07-24 | 208.98 |
| 7 | 2445744 | 1984-02-13 | 208.79 |
| 8 | 2445960 | 1984-09-16 | 208.52 |
| 9 | 2446160 | 1985-04-04 | 207.39 |
| 10 | 2446370 | 1985-10-31 | 206.77 |
| 11 | 2446576 | 1986-05-25 | 206.34 |
| 12 | 2446785 | 1986-12-20 | 206.24 |
| 13 | 2446995 | 1987-07-18 | 205.83 |
| 14 | 2447184 | 1988-01-23 | 205.77 |
| 15 | 2447394 | 1988-08-20 | 205.73 |
| 16 | 2447608 | 1989-03-22 | 205.9 |
| 17 | 2447813 | 1989-10-13 | 205.65 |
| 18 | 2448016 | 1990-05-04 | 205.8 |
| 19 | 2448219 | 1990-11-23 | 206.55 |
| 20 | 2448431 | 1991-06-23 | 206.53 |
| 21 | 2448638 | 1992-01-16 | 206.75 |
| 22 | 2448835 | 1992-07-31 | 206.76 |
| 23 | 2449045 | 1993-02-26 | 206.78 |
| 24 | 2449258 | 1993-09-27 | 206.27 |
| 25 | 2449467 | 1994-04-24 | 205.87 |
| 26 | 2449677 | 1994-11-20 | 206 |
| 27 | 2449872 | 1995-06-03 | 206.3 |
| 28 | 2450079 | 1995-12-27 | 206.39 |
| 29 | 2450277 | 1996-07-12 | 206.02 |
| 30 | 2450488 | 1997-02-08 | 206.12 |
| 31 | 2450699 | 1997-09-07 | 206.42 |
| 32 | 2450908 | 1998-04-04 | 207.08 |
| 33 | 2451121 | 1998-11-03 | 207.21 |
| 34 | 2451316 | 1999-05-17 | 207.44 |
| 35 | 2451525 | 1999-12-12 | 207.39 |
| 36 | 2451732 | 2000-07-06 | 207.84 |
| 37 | 2451941 | 2001-01-31 | 208.32 |
| 38 | 2452148 | 2001-08-26 | 208.31 |
| 39 | 2452357 | 2002-03-23 | 208.64 |
| 40 | 2452569 | 2002-10-21 | 208.23 |
| 41 | 2452785 | 2003-05-25 | 207.8 |
| 42 | 2452992 | 2003-12-18 | 207.45 |
| 43 | 2453189 | 2004-07-02 | 206.64 |
| 44 | 2453397 | 2005-01-26 | 205.9 |
| 45 | 2453602 | 2005-08-19 | 205.03 |
| 46 | 2453808 | 2006-03-13 | 204.71 |
| 47 | 2454018 | 2006-10-09 | 204.54 |
| 48 | 2454214 | 2007-04-23 | 205.69 |
| 49 | 2454422 | 2007-11-17 | 205.55 |
| 50 | 2454623 | 2008-06-05 | 205.71 |
| 51 | 2454834 | 2009-01-02 | 205.89 |
| 52 | 2455031 | 2009-07-18 | 206.18 |
| 53 | 2455261 | 2010-03-05 | 206.65 |
| 54 | 2455450 | 2010-09-10 | 206.79 |
| 55 | 2455659 | 2011-04-07 | 206.78 |
| 56 | 2455866 | 2011-10-31 | 206.52 |
| 57 | 2456074 | 2012-05-26 | 206.54 |
| 58 | 2456279 | 2012-12-17 | 206.24 |
| 59 | 2456489 | 2013-07-15 | 206.97 |
| 60 | 2456691 | 2014-02-02 | 207.11 |
| 61 | 2456898 | 2014-08-28 | 207.39 |
| 62 | 2457106 | 2015-03-24 | 207.44 |
| 63 | 2457317 | 2015-10-21 | 207.88 |
| 64 | 2457521 | 2016-05-12 | 208.32 |
| 65 | 2457733 | 2016-12-10 | 208.87 |
| 66 | 2457942 | 2017-07-07 | 208.66 |
| 67 | 2458145 | 2018-01-26 | 208.22 |
| 68 | 2458360 | 2018-08-29 | 208.12 |
| 69 | 2458571 | 2019-03-28 | 208.05 |
| 70 | 2458780 | 2019-10-23 | 207.55 |
| 71 | 2458979 | 2020-05-09 | 207.41 |
| 72 | 2459183 | 2020-11-29 | 207.28 |
| 73 | 2459398 | 2021-07-02 | 206.57 |
| 74 | 2459604 | 2022-01-24 | 206.25 |
| 75 | 2459807 | 2022-08-15 | 206.43 |
| 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. |