| E | O (JD) | O (dat) | Period |
| -137 | 2409971 | 1886-03-05 | 237.72 |
| -136 | 2410237 | 1886-11-26 | 237.65 |
| -134 | 2410692 | 1888-02-24 | 236.98 |
| -133 | 2410933 | 1888-10-22 | 236.44 |
| -131 | 2411404 | 1890-02-05 | 236.16 |
| -130 | 2411650 | 1890-10-09 | 235.64 |
| -128 | 2412121 | 1892-01-23 | 235.25 |
| -125 | 2412823 | 1893-12-25 | 235.28 |
| -122 | 2413527 | 1895-11-29 | 234.9 |
| -119 | 2414234 | 1897-11-05 | 234.67 |
| -117 | 2414690 | 1899-02-04 | 234.42 |
| -116 | 2414940 | 1899-10-12 | 234.47 |
| -114 | 2415403 | 1901-01-18 | 234.75 |
| -113 | 2415632 | 1901-09-04 | 235.12 |
| -111 | 2416106 | 1902-12-22 | 235.15 |
| -110 | 2416340 | 1903-08-13 | 235.2 |
| -108 | 2416813 | 1904-11-28 | 234.52 |
| -107 | 2417054 | 1905-07-27 | 234.56 |
| -106 | 2417293 | 1906-03-23 | 234.45 |
| -105 | 2417515 | 1906-10-31 | 233.94 |
| -103 | 2417983 | 1908-02-11 | 233.69 |
| -102 | 2418211 | 1908-09-26 | 232.99 |
| -100 | 2418684 | 1910-01-12 | 232.67 |
| -99 | 2418920 | 1910-09-05 | 232.66 |
| -97 | 2419384 | 1911-12-13 | 233.18 |
| -96 | 2419619 | 1912-08-04 | 233.41 |
| -94 | 2420074 | 1913-11-02 | 233.42 |
| -93 | 2420310 | 1914-06-26 | 233.73 |
| -92 | 2420544 | 1915-02-15 | 233.87 |
| -91 | 2420787 | 1915-10-16 | 234.25 |
| -90 | 2421023 | 1916-06-08 | 233.84 |
| -89 | 2421248 | 1917-01-19 | 234.23 |
| -88 | 2421498 | 1917-09-26 | 233.98 |
| -86 | 2421954 | 1918-12-26 | 233.53 |
| -85 | 2422190 | 1919-08-19 | 233.6 |
| -84 | 2422408 | 1920-03-24 | 234.22 |
| -83 | 2422657 | 1920-11-28 | 234.86 |
| -82 | 2422890 | 1921-07-19 | 234.84 |
| -81 | 2423118 | 1922-03-04 | 236.3 |
| -80 | 2423366 | 1922-11-07 | 237.08 |
| -79 | 2423606 | 1923-07-05 | 237.64 |
| -78 | 2423839 | 1924-02-23 | 236.93 |
| -77 | 2424069 | 1924-10-10 | 236.85 |
| -76 | 2424316 | 1925-06-14 | 236.88 |
| -75 | 2424555 | 1926-02-08 | 236.29 |
| -74 | 2424787 | 1926-09-28 | 236.25 |
| -73 | 2425017 | 1927-05-16 | 236.66 |
| -72 | 2425254 | 1928-01-08 | 236.57 |
| -71 | 2425496 | 1928-09-06 | 235.98 |
| -70 | 2425730 | 1929-04-28 | 235.84 |
| -69 | 2425967 | 1929-12-21 | 236.05 |
| -68 | 2426209 | 1930-08-20 | 235.95 |
| -67 | 2426439 | 1931-04-07 | 235.63 |
| -66 | 2426672 | 1931-11-26 | 235.47 |
| -65 | 2426906 | 1932-07-17 | 235.34 |
| -64 | 2427145 | 1933-03-13 | 234.98 |
| -63 | 2427378 | 1933-11-01 | 234.95 |
| -62 | 2427615 | 1934-06-26 | 234.77 |
| -61 | 2427854 | 1935-02-20 | 234.04 |
| -60 | 2428084 | 1935-10-08 | 233.85 |
| -59 | 2428316 | 1936-05-27 | 233.66 |
| -58 | 2428556 | 1937-01-22 | 233.27 |
| -57 | 2428780 | 1937-09-03 | 232.71 |
| -56 | 2429006 | 1938-04-17 | 231.95 |
| -55 | 2429252 | 1938-12-19 | 232.03 |
| -54 | 2429487 | 1939-08-11 | 232.25 |
| -53 | 2429712 | 1940-03-23 | 231.85 |
| -52 | 2429942 | 1940-11-08 | 232.57 |
| -51 | 2430166 | 1941-06-20 | 231.86 |
| -50 | 2430408 | 1942-02-17 | 231.74 |
| -49 | 2430646 | 1942-10-13 | 231.9 |
| -48 | 2430866 | 1943-05-21 | 232.17 |
| -47 | 2431113 | 1944-01-23 | 232.55 |
| -46 | 2431324 | 1944-08-21 | 232.38 |
| -44 | 2431805 | 1945-12-15 | 232.47 |
| -43 | 2432031 | 1946-07-29 | 232.35 |
| -42 | 2432262 | 1947-03-17 | 233.04 |
| -41 | 2432503 | 1947-11-13 | 233.3 |
| -40 | 2432725 | 1948-06-22 | 234.24 |
| -39 | 2432973 | 1949-02-25 | 233.65 |
| -38 | 2433192 | 1949-10-02 | 233.88 |
| -37 | 2433437 | 1950-06-04 | 234.38 |
| -36 | 2433674 | 1951-01-27 | 234.77 |
| -35 | 2433906 | 1951-09-16 | 235.36 |
| -34 | 2434131 | 1952-04-28 | 234.74 |
| -33 | 2434367 | 1952-12-20 | 235.39 |
| -32 | 2434614 | 1953-08-24 | 235.12 |
| -31 | 2434851 | 1954-04-18 | 235.62 |
| -30 | 2435084 | 1954-12-07 | 236.25 |
| -29 | 2435307 | 1955-07-18 | 236.39 |
| -28 | 2435554 | 1956-03-21 | 236.13 |
| -27 | 2435787 | 1956-11-09 | 235.8 |
| -26 | 2436029 | 1957-07-09 | 236.15 |
| -25 | 2436266 | 1958-03-03 | 236.28 |
| -24 | 2436495 | 1958-10-18 | 236.37 |
| -23 | 2436734 | 1959-06-14 | 235.7 |
| -22 | 2436970 | 1960-02-05 | 235.75 |
| -21 | 2437209 | 1960-10-01 | 235.63 |
| -20 | 2437439 | 1961-05-19 | 235.63 |
| -19 | 2437676 | 1962-01-11 | 235.79 |
| -18 | 2437910 | 1962-09-02 | 235.64 |
| -17 | 2438150 | 1963-04-30 | 235.28 |
| -16 | 2438386 | 1963-12-22 | 234.94 |
| -15 | 2438618 | 1964-08-10 | 235.28 |
| -14 | 2438855 | 1965-04-04 | 234.91 |
| -13 | 2439091 | 1965-11-26 | 234.69 |
| -12 | 2439319 | 1966-07-12 | 234.11 |
| -11 | 2439553 | 1967-03-03 | 233.95 |
| -10 | 2439798 | 1967-11-03 | 233.76 |
| -9 | 2440024 | 1968-06-16 | 233.73 |
| -8 | 2440260 | 1969-02-07 | 234.01 |
| -7 | 2440488 | 1969-09-23 | 234.36 |
| -6 | 2440725 | 1970-05-18 | 233.87 |
| -5 | 2440956 | 1971-01-04 | 233.5 |
| -4 | 2441195 | 1971-08-31 | 233.96 |
| -3 | 2441433 | 1972-04-25 | 233.92 |
| -2 | 2441667 | 1972-12-15 | 234.36 |
| -1 | 2441890 | 1973-07-26 | 234.58 |
| 0 | 2442126 | 1974-03-19 | 234.8 |
| 1 | 2442365 | 1974-11-13 | 234.73 |
| 2 | 2442596 | 1975-07-02 | 235.01 |
| 3 | 2442838 | 1976-02-29 | 235.46 |
| 4 | 2443075 | 1976-10-23 | 235.76 |
| 5 | 2443308 | 1977-06-13 | 235.51 |
| 6 | 2443541 | 1978-02-01 | 235.29 |
| 7 | 2443779 | 1978-09-27 | 235.18 |
| 8 | 2444014 | 1979-05-20 | 235.02 |
| 9 | 2444246 | 1980-01-07 | 235.15 |
| 10 | 2444482 | 1980-08-30 | 235.58 |
| 11 | 2444718 | 1981-04-23 | 235.72 |
| 12 | 2444952 | 1981-12-13 | 235.79 |
| 13 | 2445191 | 1982-08-09 | 235.67 |
| 14 | 2445426 | 1983-04-01 | 235.42 |
| 15 | 2445666 | 1983-11-27 | 235.07 |
| 16 | 2445898 | 1984-07-16 | 234.86 |
| 17 | 2446135 | 1985-03-10 | 234.42 |
| 18 | 2446364 | 1985-10-25 | 234.19 |
| 19 | 2446596 | 1986-06-14 | 233.99 |
| 20 | 2446832 | 1987-02-05 | 233.85 |
| 21 | 2447069 | 1987-09-30 | 234.46 |
| 22 | 2447298 | 1988-05-16 | 234.53 |
| 23 | 2447538 | 1989-01-11 | 234.65 |
| 24 | 2447769 | 1989-08-30 | 234.38 |
| 25 | 2448004 | 1990-04-22 | 234.11 |
| 26 | 2448248 | 1990-12-22 | 234.01 |
| 27 | 2448474 | 1991-08-05 | 234.14 |
| 28 | 2448706 | 1992-03-24 | 233.93 |
| 29 | 2448937 | 1992-11-10 | 234.08 |
| 30 | 2449173 | 1993-07-04 | 234.1 |
| 31 | 2449409 | 1994-02-25 | 233.94 |
| 32 | 2449645 | 1994-10-19 | 234.67 |
| 33 | 2449878 | 1995-06-09 | 234.94 |
| 34 | 2450114 | 1996-01-31 | 235.49 |
| 35 | 2450349 | 1996-09-22 | 235.22 |
| 36 | 2450579 | 1997-05-10 | 235.19 |
| 37 | 2450821 | 1998-01-07 | 235.79 |
| 38 | 2451054 | 1998-08-28 | 235.77 |
| 39 | 2451298 | 1999-04-29 | 235.55 |
| 40 | 2451521 | 1999-12-08 | 235.41 |
| 41 | 2451760 | 2000-08-03 | 235.31 |
| 42 | 2452008 | 2001-04-08 | 235.05 |
| 43 | 2452231 | 2001-11-17 | 234.55 |
| 44 | 2452464 | 2002-07-08 | 234.24 |
| 45 | 2452700 | 2003-03-01 | 233.94 |
| 46 | 2452936 | 2003-10-23 | 233.41 |
| 47 | 2453174 | 2004-06-17 | 232.83 |
| 48 | 2453397 | 2005-01-26 | 233.1 |
| 49 | 2453637 | 2005-09-23 | 233.03 |
| 50 | 2453861 | 2006-05-05 | 232.85 |
| 51 | 2454101 | 2006-12-31 | 233.21 |
| 52 | 2454329 | 2007-08-16 | 233.95 |
| 53 | 2454564 | 2008-04-07 | 234.73 |
| 54 | 2454800 | 2008-11-29 | 235.25 |
| 55 | 2455032 | 2009-07-19 | 236.15 |
| 56 | 2455274 | 2010-03-18 | 236.48 |
| 57 | 2455514 | 2010-11-13 | 236.73 |
| 58 | 2455745 | 2011-07-02 | 236.65 |
| 59 | 2455986 | 2012-02-28 | 236.49 |
| 60 | 2456224 | 2012-10-23 | 236.35 |
| 61 | 2456460 | 2013-06-16 | 235.01 |
| 62 | 2456690 | 2014-02-01 | 234.56 |
| 63 | 2456927 | 2014-09-26 | 234.42 |
| 64 | 2457163 | 2015-05-20 | 233.48 |
| 65 | 2457400 | 2016-01-12 | 233.29 |
| 66 | 2457615 | 2016-08-14 | 233.08 |
| 67 | 2457861 | 2017-04-17 | 232.87 |
| 68 | 2458097 | 2017-12-09 | 232.71 |
| 69 | 2458319 | 2018-07-19 | 232.27 |
| 70 | 2458561 | 2019-03-18 | 232.18 |
| 71 | 2458790 | 2019-11-02 | 232.52 |
| 72 | 2459020 | 2020-06-19 | 231.67 |
| 73 | 2459257 | 2021-02-11 | 231.54 |
| 74 | 2459480 | 2021-09-22 | 231.89 |
| 75 | 2459715 | 2022-05-15 | 230.77 |
| 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. |