| E | O (JD) | O (dat) | Period |
| -137 | 2411526 | 1890-06-07 | 240.29 |
| -134 | 2412246 | 1892-05-27 | 240.54 |
| -132 | 2412729 | 1893-09-22 | 239.39 |
| -131 | 2412962 | 1894-05-13 | 238.48 |
| -129 | 2413457 | 1895-09-20 | 238.26 |
| -128 | 2413683 | 1896-05-03 | 237.75 |
| -126 | 2414173 | 1897-09-05 | 237.05 |
| -125 | 2414386 | 1898-04-06 | 236.51 |
| -123 | 2414858 | 1899-07-22 | 236.08 |
| -122 | 2415104 | 1900-03-25 | 235.59 |
| -120 | 2415567 | 1901-07-01 | 236.07 |
| -119 | 2415811 | 1902-03-02 | 236.48 |
| -118 | 2416046 | 1902-10-23 | 237.77 |
| -117 | 2416277 | 1903-06-11 | 238.1 |
| -116 | 2416520 | 1904-02-09 | 237.78 |
| -115 | 2416760 | 1904-10-06 | 238.48 |
| -114 | 2417005 | 1905-06-08 | 239.09 |
| -113 | 2417242 | 1906-01-31 | 239.27 |
| -112 | 2417479 | 1906-09-25 | 239.92 |
| -111 | 2417706 | 1907-05-10 | 240.25 |
| -109 | 2418193 | 1908-09-08 | 240.3 |
| -108 | 2418445 | 1909-05-18 | 240.53 |
| -107 | 2418672 | 1909-12-31 | 240.67 |
| -106 | 2418926 | 1910-09-11 | 240.78 |
| -105 | 2419169 | 1911-05-12 | 241.13 |
| -103 | 2419641 | 1912-08-26 | 240.63 |
| -102 | 2419886 | 1913-04-28 | 240.19 |
| -101 | 2420119 | 1913-12-17 | 240.21 |
| -100 | 2420360 | 1914-08-15 | 239.3 |
| -99 | 2420609 | 1915-04-21 | 239.22 |
| -98 | 2420845 | 1915-12-13 | 239.07 |
| -97 | 2421082 | 1916-08-06 | 238.44 |
| -96 | 2421321 | 1917-04-02 | 238.21 |
| -95 | 2421554 | 1917-11-21 | 237.46 |
| -94 | 2421798 | 1918-07-23 | 236.5 |
| -93 | 2422031 | 1919-03-13 | 236.35 |
| -92 | 2422266 | 1919-11-03 | 236.3 |
| -91 | 2422506 | 1920-06-30 | 235.95 |
| -90 | 2422739 | 1921-02-18 | 236.17 |
| -89 | 2422969 | 1921-10-06 | 235.98 |
| -88 | 2423210 | 1922-06-04 | 236.67 |
| -87 | 2423449 | 1923-01-29 | 237.25 |
| -86 | 2423679 | 1923-09-16 | 237.19 |
| -85 | 2423924 | 1924-05-18 | 237.61 |
| -84 | 2424156 | 1925-01-05 | 238.28 |
| -83 | 2424403 | 1925-09-09 | 238.28 |
| -82 | 2424642 | 1926-05-06 | 238.5 |
| -81 | 2424868 | 1926-12-18 | 238.84 |
| -80 | 2425111 | 1927-08-18 | 238.29 |
| -79 | 2425358 | 1928-04-21 | 238.33 |
| -78 | 2425591 | 1928-12-10 | 237.62 |
| -77 | 2425831 | 1929-08-07 | 237.87 |
| -76 | 2426071 | 1930-04-04 | 237.87 |
| -75 | 2426300 | 1930-11-19 | 237.39 |
| -74 | 2426543 | 1931-07-20 | 236.86 |
| -73 | 2426772 | 1932-03-05 | 237.06 |
| -72 | 2427020 | 1932-11-08 | 236.59 |
| -71 | 2427251 | 1933-06-27 | 236.75 |
| -70 | 2427491 | 1934-02-22 | 237.29 |
| -69 | 2427723 | 1934-10-12 | 237.61 |
| -68 | 2427965 | 1935-06-11 | 237.98 |
| -67 | 2428192 | 1936-01-24 | 238 |
| -66 | 2428438 | 1936-09-26 | 238.69 |
| -65 | 2428680 | 1937-05-26 | 238.77 |
| -64 | 2428922 | 1938-01-23 | 239.04 |
| -63 | 2429156 | 1938-09-14 | 239.23 |
| -62 | 2429396 | 1939-05-12 | 239.33 |
| -61 | 2429638 | 1940-01-09 | 239 |
| -60 | 2429871 | 1940-08-29 | 238.14 |
| -59 | 2430111 | 1941-04-26 | 237.7 |
| -58 | 2430355 | 1941-12-26 | 237.6 |
| -57 | 2430589 | 1942-08-17 | 236.92 |
| -56 | 2430832 | 1943-04-17 | 236.62 |
| -55 | 2431053 | 1943-11-24 | 237.11 |
| -54 | 2431295 | 1944-07-23 | 236.88 |
| -53 | 2431535 | 1945-03-20 | 236.45 |
| -52 | 2431764 | 1945-11-04 | 236.77 |
| -51 | 2432006 | 1946-07-04 | 236.97 |
| -50 | 2432255 | 1947-03-10 | 237.56 |
| -49 | 2432483 | 1947-10-24 | 236.98 |
| -48 | 2432713 | 1948-06-10 | 236.71 |
| -47 | 2432957 | 1949-02-09 | 236.95 |
| -46 | 2433194 | 1949-10-04 | 236.55 |
| -45 | 2433432 | 1950-05-30 | 236.57 |
| -44 | 2433661 | 1951-01-14 | 237.39 |
| -43 | 2433899 | 1951-09-09 | 237.57 |
| -42 | 2434143 | 1952-05-10 | 237.27 |
| -41 | 2434376 | 1952-12-29 | 237.66 |
| -40 | 2434617 | 1953-08-27 | 237.54 |
| -39 | 2434858 | 1954-04-25 | 238.08 |
| -38 | 2435091 | 1954-12-14 | 238.61 |
| -37 | 2435326 | 1955-08-06 | 238.57 |
| -36 | 2435571 | 1956-04-07 | 238.97 |
| -35 | 2435798 | 1956-11-20 | 238.95 |
| -34 | 2436048 | 1957-07-28 | 239.47 |
| -33 | 2436296 | 1958-04-02 | 240.01 |
| -32 | 2436525 | 1958-11-17 | 240.7 |
| -31 | 2436767 | 1959-07-17 | 240.64 |
| -30 | 2437003 | 1960-03-09 | 240.72 |
| -29 | 2437251 | 1960-11-12 | 240.21 |
| -28 | 2437489 | 1961-07-08 | 239.82 |
| -27 | 2437739 | 1962-03-15 | 240.36 |
| -26 | 2437970 | 1962-11-01 | 240.29 |
| -25 | 2438208 | 1963-06-27 | 240.08 |
| -24 | 2438450 | 1964-02-24 | 239.87 |
| -23 | 2438683 | 1964-10-14 | 240.1 |
| -22 | 2438933 | 1965-06-21 | 239.86 |
| -21 | 2439172 | 1966-02-15 | 240.23 |
| -20 | 2439408 | 1966-10-09 | 240.28 |
| -19 | 2439653 | 1967-06-11 | 240.04 |
| -18 | 2439895 | 1968-02-08 | 240.09 |
| -17 | 2440128 | 1968-09-28 | 239.62 |
| -16 | 2440369 | 1969-05-27 | 239.92 |
| -15 | 2440611 | 1970-01-24 | 239.93 |
| -14 | 2440847 | 1970-09-17 | 239.43 |
| -13 | 2441091 | 1971-05-19 | 239.48 |
| -12 | 2441328 | 1972-01-11 | 239.84 |
| -11 | 2441574 | 1972-09-13 | 239.76 |
| -10 | 2441809 | 1973-05-06 | 239.61 |
| -9 | 2442042 | 1973-12-25 | 239.01 |
| -8 | 2442287 | 1974-08-27 | 238.77 |
| -7 | 2442530 | 1975-04-27 | 238.76 |
| -6 | 2442768 | 1975-12-21 | 238.42 |
| -5 | 2443005 | 1976-08-14 | 238.44 |
| -4 | 2443232 | 1977-03-29 | 238.34 |
| -3 | 2443481 | 1977-12-03 | 238.06 |
| -2 | 2443720 | 1978-07-30 | 237.79 |
| -1 | 2443954 | 1979-03-21 | 237.94 |
| 0 | 2444192 | 1979-11-14 | 237.97 |
| 1 | 2444431 | 1980-07-10 | 237.96 |
| 2 | 2444672 | 1981-03-08 | 237.27 |
| 3 | 2444904 | 1981-10-26 | 237.16 |
| 4 | 2445145 | 1982-06-24 | 236.83 |
| 5 | 2445380 | 1983-02-14 | 236.75 |
| 6 | 2445617 | 1983-10-09 | 236.56 |
| 7 | 2445852 | 1984-05-31 | 236.71 |
| 8 | 2446090 | 1985-01-24 | 237.09 |
| 9 | 2446320 | 1985-09-11 | 237.29 |
| 10 | 2446565 | 1986-05-14 | 238.1 |
| 11 | 2446799 | 1987-01-03 | 238.68 |
| 12 | 2447041 | 1987-09-02 | 238.85 |
| 13 | 2447279 | 1988-04-27 | 239.61 |
| 14 | 2447518 | 1988-12-22 | 240.44 |
| 15 | 2447765 | 1989-08-26 | 240.31 |
| 16 | 2448002 | 1990-04-20 | 240.4 |
| 17 | 2448233 | 1990-12-07 | 240.44 |
| 18 | 2448487 | 1991-08-18 | 240.62 |
| 19 | 2448730 | 1992-04-17 | 240.32 |
| 20 | 2448961 | 1992-12-04 | 240.18 |
| 21 | 2449200 | 1993-07-31 | 240.09 |
| 22 | 2449445 | 1994-04-02 | 239.62 |
| 23 | 2449687 | 1994-11-30 | 238.6 |
| 24 | 2449920 | 1995-07-21 | 238.33 |
| 25 | 2450165 | 1996-03-22 | 238.34 |
| 26 | 2450399 | 1996-11-11 | 237.87 |
| 27 | 2450633 | 1997-07-03 | 237.51 |
| 28 | 2450870 | 1998-02-25 | 237.93 |
| 29 | 2451109 | 1998-10-22 | 238.71 |
| 30 | 2451348 | 1999-06-18 | 238.99 |
| 31 | 2451584 | 2000-02-09 | 239.27 |
| 32 | 2451824 | 2000-10-06 | 239.71 |
| 33 | 2452072 | 2001-06-11 | 239.83 |
| 34 | 2452315 | 2002-02-09 | 239.57 |
| 35 | 2452550 | 2002-10-02 | 239.85 |
| 36 | 2452782 | 2003-05-22 | 239.61 |
| 37 | 2453028 | 2004-01-23 | 239.57 |
| 38 | 2453266 | 2004-09-17 | 239.9 |
| 39 | 2453500 | 2005-05-09 | 240.49 |
| 40 | 2453751 | 2006-01-15 | 241.38 |
| 41 | 2453981 | 2006-09-02 | 241.85 |
| 42 | 2454229 | 2007-05-08 | 241.67 |
| 43 | 2454478 | 2008-01-12 | 241.96 |
| 44 | 2454717 | 2008-09-07 | 242.02 |
| 45 | 2454961 | 2009-05-09 | 241.65 |
| 46 | 2455199 | 2010-01-02 | 241.66 |
| 47 | 2455436 | 2010-08-27 | 240.85 |
| 48 | 2455682 | 2011-04-30 | 239.98 |
| 49 | 2455922 | 2011-12-26 | 240.17 |
| 50 | 2456163 | 2012-08-23 | 240.29 |
| 51 | 2456403 | 2013-04-20 | 240.32 |
| 52 | 2456639 | 2013-12-12 | 240.01 |
| 53 | 2456872 | 2014-08-02 | 239.34 |
| 54 | 2457125 | 2015-04-12 | 238.76 |
| 55 | 2457366 | 2015-12-09 | 238.21 |
| 56 | 2457601 | 2016-07-31 | 237.71 |
| 57 | 2457836 | 2017-03-23 | 237.07 |
| 58 | 2458071 | 2017-11-13 | 236.29 |
| 59 | 2458305 | 2018-07-05 | 235.35 |
| 60 | 2458542 | 2019-02-27 | 235.1 |
| 61 | 2458778 | 2019-10-21 | 235.12 |
| 62 | 2459010 | 2020-06-09 | 235.13 |
| 63 | 2459245 | 2021-01-30 | 235.15 |
| 64 | 2459483 | 2021-09-25 | 235.18 |
| 65 | 2459717 | 2022-05-17 | 235 |
| 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. |