| E | O (JD) | O (dat) | Period |
| -163 | 2404974 | 1872-06-29 | 207.99 |
| -149 | 2407885 | 1880-06-18 | 207.94 |
| -140 | 2409766 | 1885-08-12 | 208.08 |
| -138 | 2410174 | 1886-09-24 | 208.14 |
| -131 | 2411620 | 1890-09-09 | 208.3 |
| -129 | 2412052 | 1891-11-15 | 208.44 |
| -126 | 2412667 | 1893-07-22 | 208.62 |
| -124 | 2413097 | 1894-09-25 | 208.1 |
| -122 | 2413511 | 1895-11-13 | 207.92 |
| -119 | 2414149 | 1897-08-12 | 207.62 |
| -117 | 2414569 | 1898-10-06 | 207.5 |
| -105 | 2417057 | 1905-07-30 | 207.47 |
| -89 | 2420360 | 1914-08-15 | 207.39 |
| -87 | 2420775 | 1915-10-04 | 207.35 |
| -75 | 2423256 | 1922-07-20 | 207.27 |
| -74 | 2423477 | 1923-02-26 | 207.29 |
| -73 | 2423686 | 1923-09-23 | 207.49 |
| -72 | 2423898 | 1924-04-22 | 208.11 |
| -71 | 2424103 | 1924-11-13 | 208.38 |
| -70 | 2424316 | 1925-06-14 | 208.52 |
| -68 | 2424727 | 1926-07-30 | 207.7 |
| -66 | 2425146 | 1927-09-22 | 207.64 |
| -65 | 2425353 | 1928-04-16 | 207.98 |
| -64 | 2425567 | 1928-11-16 | 207.62 |
| -63 | 2425758 | 1929-05-26 | 207.63 |
| -62 | 2425967 | 1929-12-21 | 207.88 |
| -61 | 2426184 | 1930-07-26 | 207.8 |
| -59 | 2426610 | 1931-09-25 | 207.43 |
| -57 | 2427005 | 1932-10-24 | 207.5 |
| -56 | 2427224 | 1933-05-31 | 208.01 |
| -55 | 2427433 | 1933-12-26 | 207.97 |
| -54 | 2427637 | 1934-07-18 | 208.07 |
| -52 | 2428041 | 1935-08-26 | 208.56 |
| -50 | 2428466 | 1936-10-24 | 209 |
| -49 | 2428681 | 1937-05-27 | 208.86 |
| -48 | 2428890 | 1937-12-22 | 208.97 |
| -47 | 2429105 | 1938-07-25 | 208.98 |
| -45 | 2429524 | 1939-09-17 | 208.63 |
| -44 | 2429720 | 1940-03-31 | 208.05 |
| -43 | 2429935 | 1940-11-01 | 207.53 |
| -42 | 2430140 | 1941-05-25 | 207.29 |
| -40 | 2430553 | 1942-07-12 | 207.17 |
| -38 | 2430965 | 1943-08-28 | 207.4 |
| -37 | 2431180 | 1944-03-30 | 207.86 |
| -36 | 2431381 | 1944-10-17 | 207.87 |
| -35 | 2431590 | 1945-05-14 | 208.22 |
| -34 | 2431801 | 1945-12-11 | 208.6 |
| -33 | 2432011 | 1946-07-09 | 209.31 |
| -32 | 2432220 | 1947-02-03 | 209.96 |
| -31 | 2432428 | 1947-08-30 | 210.97 |
| -30 | 2432636 | 1948-03-25 | 211.82 |
| -29 | 2432846 | 1948-10-21 | 212.15 |
| -28 | 2433065 | 1949-05-28 | 212.79 |
| -27 | 2433281 | 1949-12-30 | 213.13 |
| -26 | 2433494 | 1950-07-31 | 212.94 |
| -25 | 2433712 | 1951-03-06 | 212.44 |
| -24 | 2433916 | 1951-09-26 | 211.71 |
| -23 | 2434135 | 1952-05-02 | 210.79 |
| -22 | 2434343 | 1952-11-26 | 210.17 |
| -21 | 2434547 | 1953-06-18 | 209.95 |
| -20 | 2434756 | 1954-01-13 | 209.99 |
| -19 | 2434967 | 1954-08-12 | 210.32 |
| -18 | 2435177 | 1955-03-10 | 210.44 |
| -17 | 2435387 | 1955-10-06 | 210.99 |
| -16 | 2435601 | 1956-05-07 | 211.73 |
| -15 | 2435815 | 1956-12-07 | 212.07 |
| -14 | 2436024 | 1957-07-04 | 211.87 |
| -13 | 2436237 | 1958-02-02 | 211.2 |
| -12 | 2436448 | 1958-09-01 | 210.32 |
| -11 | 2436665 | 1959-04-06 | 209.31 |
| -10 | 2436876 | 1959-11-03 | 208.28 |
| -9 | 2437079 | 1960-05-24 | 207.51 |
| -8 | 2437280 | 1960-12-11 | 206.82 |
| -7 | 2437486 | 1961-07-05 | 206.29 |
| -6 | 2437693 | 1962-01-28 | 206.11 |
| -5 | 2437897 | 1962-08-20 | 206.69 |
| -4 | 2438105 | 1963-03-16 | 207.02 |
| -3 | 2438314 | 1963-10-11 | 207.19 |
| -2 | 2438520 | 1964-05-04 | 207.35 |
| -1 | 2438731 | 1964-12-01 | 207.52 |
| 0 | 2438944 | 1965-07-02 | 207.78 |
| 1 | 2439141 | 1966-01-15 | 206.76 |
| 2 | 2439347 | 1966-08-09 | 205.68 |
| 3 | 2439559 | 1967-03-09 | 204.83 |
| 4 | 2439768 | 1967-10-04 | 204.38 |
| 5 | 2439978 | 1968-05-01 | 204.28 |
| 6 | 2440162 | 1968-11-01 | 204.81 |
| 7 | 2440364 | 1969-05-22 | 205.16 |
| 8 | 2440570 | 1969-12-14 | 204.57 |
| 9 | 2440783 | 1970-07-15 | 204.55 |
| 10 | 2440990 | 1971-02-07 | 205.05 |
| 11 | 2441200 | 1971-09-05 | 205.21 |
| 12 | 2441411 | 1972-04-03 | 204.57 |
| 13 | 2441597 | 1972-10-06 | 204.09 |
| 14 | 2441805 | 1973-05-02 | 203.63 |
| 15 | 2442015 | 1973-11-28 | 204.03 |
| 16 | 2442205 | 1974-06-06 | 204.4 |
| 17 | 2442412 | 1974-12-30 | 205.4 |
| 18 | 2442623 | 1975-07-29 | 206.74 |
| 19 | 2442828 | 1976-02-19 | 207.27 |
| 20 | 2443043 | 1976-09-21 | 207.85 |
| 21 | 2443246 | 1977-04-12 | 208.83 |
| 22 | 2443459 | 1977-11-11 | 208.99 |
| 23 | 2443665 | 1978-06-05 | 209.18 |
| 24 | 2443875 | 1979-01-01 | 209.25 |
| 25 | 2444082 | 1979-07-27 | 208.62 |
| 26 | 2444294 | 1980-02-24 | 208.93 |
| 27 | 2444504 | 1980-09-21 | 208.11 |
| 28 | 2444716 | 1981-04-21 | 207.41 |
| 29 | 2444921 | 1981-11-12 | 207.03 |
| 30 | 2445119 | 1982-05-29 | 206.69 |
| 31 | 2445340 | 1983-01-05 | 206.41 |
| 32 | 2445531 | 1983-07-15 | 206.03 |
| 33 | 2445735 | 1984-02-04 | 206.05 |
| 34 | 2445950 | 1984-09-06 | 206.02 |
| 35 | 2446156 | 1985-03-31 | 206.14 |
| 36 | 2446365 | 1985-10-26 | 206.48 |
| 37 | 2446565 | 1986-05-14 | 207.56 |
| 38 | 2446776 | 1986-12-11 | 207.68 |
| 39 | 2446975 | 1987-06-28 | 207.29 |
| 40 | 2447184 | 1988-01-23 | 207.93 |
| 41 | 2447404 | 1988-08-30 | 208.59 |
| 42 | 2447612 | 1989-03-26 | 209.08 |
| 43 | 2447816 | 1989-10-16 | 209 |
| 44 | 2448017 | 1990-05-05 | 208.95 |
| 45 | 2448238 | 1990-12-12 | 208.45 |
| 46 | 2448449 | 1991-07-11 | 208.09 |
| 47 | 2448653 | 1992-01-31 | 208.36 |
| 48 | 2448858 | 1992-08-23 | 208.43 |
| 49 | 2449064 | 1993-03-17 | 208.65 |
| 50 | 2449273 | 1993-10-12 | 208.29 |
| 51 | 2449485 | 1994-05-12 | 208.73 |
| 52 | 2449695 | 1994-12-08 | 209.25 |
| 53 | 2449899 | 1995-06-30 | 209.75 |
| 54 | 2450115 | 1996-02-01 | 209.99 |
| 55 | 2450321 | 1996-08-25 | 209.37 |
| 56 | 2450534 | 1997-03-26 | 208.7 |
| 57 | 2450742 | 1997-10-20 | 208.56 |
| 58 | 2450955 | 1998-05-21 | 208.68 |
| 59 | 2451164 | 1998-12-16 | 208.56 |
| 60 | 2451359 | 1999-06-29 | 208.63 |
| 61 | 2451566 | 2000-01-22 | 208.87 |
| 62 | 2451782 | 2000-08-25 | 209.27 |
| 63 | 2451995 | 2001-03-26 | 209.45 |
| 64 | 2452205 | 2001-10-22 | 209.75 |
| 65 | 2452411 | 2002-05-16 | 210.19 |
| 66 | 2452627 | 2002-12-18 | 209.89 |
| 67 | 2452836 | 2003-07-15 | 209.7 |
| 68 | 2453042 | 2004-02-06 | 209.89 |
| 69 | 2453249 | 2004-08-31 | 209.83 |
| 70 | 2453460 | 2005-03-30 | 210.04 |
| 71 | 2453669 | 2005-10-25 | 209.21 |
| 72 | 2453885 | 2006-05-29 | 208.84 |
| 73 | 2454098 | 2006-12-28 | 208.59 |
| 74 | 2454300 | 2007-07-18 | 208.3 |
| 75 | 2454515 | 2008-02-18 | 207.85 |
| 76 | 2454707 | 2008-08-28 | 207.26 |
| 77 | 2454917 | 2009-03-26 | 206.79 |
| 78 | 2455127 | 2009-10-22 | 206.22 |
| 79 | 2455337 | 2010-05-20 | 206.11 |
| 80 | 2455544 | 2010-12-13 | 205.77 |
| 81 | 2455747 | 2011-07-04 | 206.03 |
| 82 | 2455956 | 2012-01-29 | 205.36 |
| 83 | 2456152 | 2012-08-12 | 204.86 |
| 84 | 2456360 | 2013-03-08 | 204.44 |
| 85 | 2456565 | 2013-09-29 | 204.47 |
| 86 | 2456773 | 2014-04-25 | 204.64 |
| 87 | 2456974 | 2014-11-12 | 204.82 |
| 88 | 2457179 | 2015-06-05 | 205.13 |
| 89 | 2457381 | 2015-12-24 | 205.45 |
| 90 | 2457590 | 2016-07-20 | 205.92 |
| 91 | 2457795 | 2017-02-10 | 206.38 |
| 92 | 2458002 | 2017-09-05 | 207.24 |
| 93 | 2458205 | 2018-03-27 | 207.35 |
| 94 | 2458420 | 2018-10-28 | 207.75 |
| 95 | 2458627 | 2019-05-23 | 207.81 |
| 97 | 2459040 | 2020-07-09 | 207.97 |
| 99 | 2459461 | 2021-09-03 | 208.06 |
| 100 | 2459660 | 2022-03-21 | 208.14 |
| 101 | 2459876 | 2022-10-23 | 207.69 |
| 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. |