| E | O (JD) | O (dat) | Period |
| -143 | 2413779 | 1896-08-07 | 221.91 |
| -141 | 2414227 | 1897-10-29 | 223.31 |
| -140 | 2414435 | 1898-05-25 | 223.3 |
| -139 | 2414682 | 1899-01-27 | 221.94 |
| -138 | 2414891 | 1899-08-24 | 221.73 |
| -137 | 2415122 | 1900-04-12 | 223 |
| -136 | 2415336 | 1900-11-12 | 222.14 |
| -135 | 2415555 | 1901-06-19 | 220.07 |
| -134 | 2415777 | 1902-01-27 | 218.87 |
| -133 | 2416007 | 1902-09-14 | 218.75 |
| -132 | 2416220 | 1903-04-15 | 219.75 |
| -130 | 2416654 | 1904-06-22 | 218.69 |
| -129 | 2416861 | 1905-01-15 | 217.56 |
| -128 | 2417097 | 1905-09-08 | 218.37 |
| -127 | 2417310 | 1906-04-09 | 218.13 |
| -126 | 2417521 | 1906-11-06 | 217.57 |
| -125 | 2417744 | 1907-06-17 | 217.71 |
| -124 | 2417977 | 1908-02-05 | 216.57 |
| -123 | 2418169 | 1908-08-15 | 216.8 |
| -122 | 2418392 | 1909-03-26 | 217 |
| -121 | 2418614 | 1909-11-03 | 216.06 |
| -120 | 2418825 | 1910-06-02 | 217.06 |
| -118 | 2419258 | 1911-08-09 | 219.06 |
| -117 | 2419479 | 1912-03-17 | 218.94 |
| -116 | 2419699 | 1912-10-23 | 218.39 |
| -115 | 2419920 | 1913-06-01 | 218.82 |
| -113 | 2420365 | 1914-08-20 | 218.37 |
| -112 | 2420582 | 1915-03-25 | 217.25 |
| -111 | 2420788 | 1915-10-17 | 217.19 |
| -110 | 2421015 | 1916-05-31 | 215.87 |
| -109 | 2421216 | 1916-12-18 | 215.5 |
| -108 | 2421438 | 1917-07-28 | 216.57 |
| -107 | 2421656 | 1918-03-03 | 216 |
| -106 | 2421867 | 1918-09-30 | 217 |
| -105 | 2422097 | 1919-05-18 | 218.21 |
| -104 | 2422305 | 1919-12-12 | 217.93 |
| -103 | 2422522 | 1920-07-16 | 218.57 |
| -102 | 2422747 | 1921-02-26 | 218.79 |
| -101 | 2422962 | 1921-09-29 | 219.71 |
| -100 | 2423183 | 1922-05-08 | 220.64 |
| -99 | 2423400 | 1922-12-11 | 219.64 |
| -98 | 2423627 | 1923-07-26 | 219.07 |
| -97 | 2423851 | 1924-03-06 | 219.14 |
| -96 | 2424065 | 1924-10-06 | 219.86 |
| -95 | 2424279 | 1925-05-08 | 220.64 |
| -94 | 2424497 | 1925-12-12 | 219.64 |
| -93 | 2424716 | 1926-07-19 | 219.36 |
| -92 | 2424945 | 1927-03-05 | 221.07 |
| -91 | 2425171 | 1927-10-17 | 222.43 |
| -90 | 2425382 | 1928-05-15 | 222.64 |
| -89 | 2425605 | 1928-12-24 | 222.14 |
| -88 | 2425834 | 1929-08-10 | 221 |
| -87 | 2426056 | 1930-03-20 | 220.71 |
| -86 | 2426274 | 1930-10-24 | 221.14 |
| -85 | 2426497 | 1931-06-04 | 220.86 |
| -84 | 2426713 | 1932-01-06 | 219.79 |
| -83 | 2426930 | 1932-08-10 | 219.93 |
| -82 | 2427153 | 1933-03-21 | 220.43 |
| -81 | 2427378 | 1933-11-01 | 220.14 |
| -80 | 2427589 | 1934-05-31 | 220.29 |
| -79 | 2427820 | 1935-01-17 | 219.79 |
| -78 | 2428037 | 1935-08-22 | 219.07 |
| -77 | 2428255 | 1936-03-27 | 220.14 |
| -76 | 2428472 | 1936-10-30 | 220.64 |
| -75 | 2428688 | 1937-06-03 | 219.64 |
| -74 | 2428910 | 1938-01-11 | 219.5 |
| -73 | 2429139 | 1938-08-28 | 219.86 |
| -72 | 2429359 | 1939-04-05 | 221 |
| -71 | 2429573 | 1939-11-05 | 221.93 |
| -70 | 2429792 | 1940-06-11 | 221.71 |
| -69 | 2430013 | 1941-01-18 | 221.14 |
| -68 | 2430241 | 1941-09-03 | 221.21 |
| -67 | 2430464 | 1942-04-14 | 221.36 |
| -66 | 2430689 | 1942-11-25 | 221.36 |
| -65 | 2430905 | 1943-06-29 | 220.93 |
| -64 | 2431124 | 1944-02-03 | 219.43 |
| -63 | 2431340 | 1944-09-06 | 218.14 |
| -62 | 2431564 | 1945-04-18 | 218.21 |
| -61 | 2431783 | 1945-11-23 | 218.79 |
| -60 | 2431994 | 1946-06-22 | 219.21 |
| -59 | 2432213 | 1947-01-27 | 219.5 |
| -58 | 2432436 | 1947-09-07 | 218.43 |
| -57 | 2432656 | 1948-04-14 | 218.29 |
| -56 | 2432877 | 1948-11-21 | 219.5 |
| -55 | 2433100 | 1949-07-02 | 219.5 |
| -54 | 2433305 | 1950-01-23 | 219.71 |
| -53 | 2433528 | 1950-09-03 | 220.14 |
| -52 | 2433752 | 1951-04-15 | 219.29 |
| -51 | 2433970 | 1951-11-19 | 219.36 |
| -50 | 2434198 | 1952-07-04 | 219 |
| -49 | 2434417 | 1953-02-08 | 217.29 |
| -48 | 2434630 | 1953-09-09 | 216.57 |
| -47 | 2434846 | 1954-04-13 | 216.21 |
| -46 | 2435053 | 1954-11-06 | 216.36 |
| -45 | 2435269 | 1955-06-10 | 216.79 |
| -44 | 2435485 | 1956-01-12 | 217.21 |
| -43 | 2435710 | 1956-08-24 | 218.14 |
| -42 | 2435934 | 1957-04-05 | 218.71 |
| -41 | 2436148 | 1957-11-05 | 218.86 |
| -40 | 2436369 | 1958-06-14 | 219.71 |
| -39 | 2436584 | 1959-01-15 | 219.64 |
| -38 | 2436800 | 1959-08-19 | 219.07 |
| -37 | 2437018 | 1960-03-24 | 219.36 |
| -36 | 2437253 | 1960-11-14 | 220.21 |
| -35 | 2437466 | 1961-06-15 | 220.79 |
| -34 | 2437683 | 1962-01-18 | 220.64 |
| -33 | 2437905 | 1962-08-28 | 219.43 |
| -32 | 2438131 | 1963-04-11 | 219.07 |
| -31 | 2438344 | 1963-11-10 | 219.79 |
| -30 | 2438563 | 1964-06-16 | 220.64 |
| -29 | 2438780 | 1965-01-19 | 221 |
| -28 | 2439006 | 1965-09-02 | 220.64 |
| -27 | 2439220 | 1966-04-04 | 221.71 |
| -26 | 2439457 | 1966-11-27 | 222.86 |
| -25 | 2439673 | 1967-07-01 | 222.5 |
| -24 | 2439891 | 1968-02-04 | 222.21 |
| -23 | 2440120 | 1968-09-20 | 222.29 |
| -22 | 2440343 | 1969-05-01 | 222.07 |
| -21 | 2440558 | 1969-12-02 | 222.71 |
| -20 | 2440779 | 1970-07-11 | 222.71 |
| -19 | 2441010 | 1971-02-27 | 221.93 |
| -18 | 2441229 | 1971-10-04 | 221.71 |
| -17 | 2441453 | 1972-05-15 | 222.21 |
| -16 | 2441676 | 1972-12-24 | 221.79 |
| -15 | 2441894 | 1973-07-30 | 221.43 |
| -14 | 2442111 | 1974-03-04 | 221.29 |
| -13 | 2442337 | 1974-10-16 | 220.21 |
| -12 | 2442557 | 1975-05-24 | 220.57 |
| -11 | 2442782 | 1976-01-04 | 221.71 |
| -10 | 2442998 | 1976-08-07 | 221.57 |
| -9 | 2443214 | 1977-03-11 | 220.36 |
| -8 | 2443444 | 1977-10-27 | 218.79 |
| -7 | 2443665 | 1978-06-05 | 218.93 |
| -6 | 2443885 | 1979-01-11 | 220.07 |
| -5 | 2444094 | 1979-08-08 | 219.07 |
| -4 | 2444308 | 1980-03-09 | 217.64 |
| -3 | 2444537 | 1980-10-24 | 217.64 |
| -2 | 2444756 | 1981-05-31 | 219 |
| -1 | 2444969 | 1981-12-30 | 220.07 |
| 0 | 2445187 | 1982-08-05 | 219.43 |
| 1 | 2445410 | 1983-03-16 | 218.93 |
| 2 | 2445635 | 1983-10-27 | 219.21 |
| 3 | 2445848 | 1984-05-27 | 219.79 |
| 4 | 2446069 | 1985-01-03 | 219.79 |
| 5 | 2446289 | 1985-08-11 | 218.64 |
| 6 | 2446505 | 1986-03-15 | 218.36 |
| 7 | 2446728 | 1986-10-24 | 218.57 |
| 8 | 2446946 | 1987-05-30 | 217.93 |
| 9 | 2447160 | 1987-12-30 | 217.71 |
| 10 | 2447380 | 1988-08-06 | 217.29 |
| 11 | 2447597 | 1989-03-11 | 216.64 |
| 12 | 2447812 | 1989-10-12 | 217.21 |
| 13 | 2448030 | 1990-05-18 | 218.21 |
| 14 | 2448245 | 1990-12-19 | 218.14 |
| 15 | 2448462 | 1991-07-24 | 218 |
| 16 | 2448685 | 1992-03-03 | 218.36 |
| 17 | 2448910 | 1992-10-14 | 218.29 |
| 18 | 2449121 | 1993-05-13 | 218.21 |
| 19 | 2449340 | 1993-12-18 | 218.29 |
| 20 | 2449559 | 1994-07-25 | 217.79 |
| 21 | 2449772 | 1995-02-23 | 218.14 |
| 22 | 2449990 | 1995-09-29 | 219 |
| 23 | 2450213 | 1996-05-09 | 218.57 |
| 24 | 2450431 | 1996-12-13 | 218.64 |
| 25 | 2450654 | 1997-07-24 | 219.29 |
| 26 | 2450873 | 1998-02-28 | 218.86 |
| 27 | 2451086 | 1998-09-29 | 218.07 |
| 28 | 2451306 | 1999-05-07 | 217.64 |
| 29 | 2451526 | 1999-12-13 | 217.57 |
| 30 | 2451741 | 2000-07-15 | 218.29 |
| 31 | 2451956 | 2001-02-15 | 218.43 |
| 32 | 2452176 | 2001-09-23 | 217.64 |
| 33 | 2452397 | 2002-05-02 | 217.43 |
| 34 | 2452618 | 2002-12-09 | 218.43 |
| 35 | 2452832 | 2003-07-11 | 218.71 |
| 36 | 2453047 | 2004-02-11 | 217.43 |
| 37 | 2453264 | 2004-09-15 | 216.57 |
| 38 | 2453491 | 2005-04-30 | 217.57 |
| 39 | 2453703 | 2005-11-28 | 218.86 |
| 40 | 2453914 | 2006-06-27 | 218.57 |
| 41 | 2454133 | 2007-02-01 | 217.64 |
| 42 | 2454363 | 2007-09-19 | 217.5 |
| 43 | 2454580 | 2008-04-23 | 218.43 |
| 44 | 2454791 | 2008-11-20 | 219.14 |
| 45 | 2455011 | 2009-06-28 | 218.86 |
| 46 | 2455228 | 2010-01-31 | 218.5 |
| 47 | 2455447 | 2010-09-07 | 219.86 |
| 48 | 2455668 | 2011-04-16 | 220.79 |
| 49 | 2455892 | 2011-11-26 | 220.5 |
| 50 | 2456110 | 2012-07-01 | 221.14 |
| 51 | 2456339 | 2013-02-15 | 221.71 |
| 52 | 2456554 | 2013-09-18 | 221.64 |
| 53 | 2456772 | 2014-04-24 | 221.21 |
| 54 | 2456999 | 2014-12-07 | 219.86 |
| 55 | 2457220 | 2015-07-16 | 219.57 |
| 56 | 2457443 | 2016-02-24 | 220.5 |
| 57 | 2457656 | 2016-09-24 | 220.5 |
| 58 | 2457871 | 2017-04-27 | 220.57 |
| 59 | 2458096 | 2017-12-08 | 220.79 |
| 60 | 2458317 | 2018-07-17 | 221.36 |
| 61 | 2458541 | 2019-02-26 | 222.07 |
| 62 | 2458766 | 2019-10-09 | 221.57 |
| 63 | 2458988 | 2020-05-18 | 222.07 |
| 64 | 2459210 | 2020-12-26 | 222.83 |
| 65 | 2459426 | 2021-07-30 | 221.63 |
| 66 | 2459643 | 2022-03-04 | 220.83 |
| 67 | 2459879 | 2022-10-26 | 220.6 |
| 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. |