| E | O (JD) | O (dat) | Period |
| -195 | 2411874 | 1891-05-21 | 213.41 |
| -191 | 2412742 | 1893-10-05 | 214.43 |
| -186 | 2413808 | 1896-09-05 | 215.24 |
| -181 | 2414892 | 1899-08-25 | 214.2 |
| -179 | 2415303 | 1900-10-10 | 213.98 |
| -174 | 2416394 | 1903-10-06 | 213.98 |
| -172 | 2416822 | 1904-12-07 | 213.76 |
| -169 | 2417432 | 1906-08-09 | 213.85 |
| -167 | 2417883 | 1907-11-03 | 213.2 |
| -165 | 2418296 | 1908-12-20 | 212.2 |
| -164 | 2418527 | 1909-08-08 | 213.46 |
| -162 | 2418939 | 1910-09-24 | 213.92 |
| -161 | 2419154 | 1911-04-27 | 214.56 |
| -160 | 2419367 | 1911-11-26 | 214.62 |
| -157 | 2420010 | 1913-08-30 | 213.29 |
| -154 | 2420653 | 1915-06-04 | 214.08 |
| -153 | 2420890 | 1916-01-27 | 214.63 |
| -152 | 2421084 | 1916-08-08 | 215.05 |
| -150 | 2421501 | 1917-09-29 | 215.33 |
| -149 | 2421730 | 1918-05-16 | 214.5 |
| -148 | 2421942 | 1918-12-14 | 215.24 |
| -147 | 2422166 | 1919-07-26 | 217.65 |
| -146 | 2422373 | 1920-02-18 | 219.13 |
| -145 | 2422602 | 1920-10-04 | 220.19 |
| -143 | 2423031 | 1921-12-07 | 220.69 |
| -142 | 2423254 | 1922-07-18 | 220.37 |
| -141 | 2423483 | 1923-03-04 | 219.69 |
| -140 | 2423712 | 1923-10-19 | 219.07 |
| -139 | 2423927 | 1924-05-21 | 219.29 |
| -138 | 2424138 | 1924-12-18 | 218.57 |
| -137 | 2424352 | 1925-07-20 | 216.5 |
| -136 | 2424567 | 1926-02-20 | 214.86 |
| -135 | 2424788 | 1926-09-29 | 214.79 |
| -134 | 2425009 | 1927-05-08 | 214.93 |
| -133 | 2425217 | 1927-12-02 | 215.93 |
| -132 | 2425430 | 1928-07-02 | 216.36 |
| -131 | 2425642 | 1929-01-30 | 215.79 |
| -130 | 2425857 | 1929-09-02 | 216.71 |
| -129 | 2426085 | 1930-04-18 | 217.71 |
| -128 | 2426299 | 1930-11-18 | 217.21 |
| -127 | 2426519 | 1931-06-26 | 217.07 |
| -126 | 2426741 | 1932-02-03 | 216.43 |
| -125 | 2426954 | 1932-09-03 | 215.14 |
| -124 | 2427159 | 1933-03-27 | 215.21 |
| -123 | 2427379 | 1933-11-02 | 214.93 |
| -122 | 2427593 | 1934-06-04 | 214.79 |
| -121 | 2427803 | 1934-12-31 | 215.07 |
| -120 | 2428028 | 1935-08-13 | 214.07 |
| -119 | 2428241 | 1936-03-13 | 213.21 |
| -118 | 2428461 | 1936-10-19 | 214.6 |
| -117 | 2428663 | 1937-05-09 | 215.35 |
| -116 | 2428872 | 1937-12-04 | 215.17 |
| -115 | 2429085 | 1938-07-05 | 214.72 |
| -113 | 2429530 | 1939-09-23 | 214.89 |
| -111 | 2429962 | 1940-11-28 | 215.32 |
| -110 | 2430180 | 1941-07-04 | 214.55 |
| -109 | 2430387 | 1942-01-27 | 213.84 |
| -108 | 2430605 | 1942-09-02 | 213.82 |
| -106 | 2431021 | 1943-10-23 | 212.71 |
| -105 | 2431227 | 1944-05-16 | 212.16 |
| -104 | 2431451 | 1944-12-26 | 212.75 |
| -103 | 2431676 | 1945-08-08 | 213.63 |
| -101 | 2432082 | 1946-09-18 | 215.22 |
| -99 | 2432516 | 1947-11-26 | 215.17 |
| -98 | 2432731 | 1948-06-28 | 213.67 |
| -97 | 2432954 | 1949-02-06 | 213.71 |
| -96 | 2433168 | 1949-09-08 | 213.8 |
| -95 | 2433383 | 1950-04-11 | 212.43 |
| -94 | 2433590 | 1950-11-04 | 211.64 |
| -93 | 2433801 | 1951-06-03 | 211.21 |
| -92 | 2434004 | 1951-12-23 | 212 |
| -91 | 2434217 | 1952-07-23 | 211.29 |
| -90 | 2434431 | 1953-02-22 | 211.43 |
| -89 | 2434648 | 1953-09-27 | 213.07 |
| -88 | 2434871 | 1954-05-08 | 212.14 |
| -87 | 2435060 | 1954-11-13 | 210.57 |
| -86 | 2435291 | 1955-07-02 | 210.14 |
| -85 | 2435497 | 1956-01-24 | 210.5 |
| -84 | 2435694 | 1956-08-08 | 211.93 |
| -83 | 2435902 | 1957-03-04 | 212.71 |
| -82 | 2436119 | 1957-10-07 | 212.86 |
| -81 | 2436347 | 1958-05-23 | 214.14 |
| -80 | 2436551 | 1958-12-13 | 216.21 |
| -79 | 2436778 | 1959-07-28 | 216.57 |
| -78 | 2436990 | 1960-02-25 | 214.5 |
| -77 | 2437199 | 1960-09-21 | 213.36 |
| -76 | 2437424 | 1961-05-04 | 213 |
| -75 | 2437629 | 1961-11-25 | 212.79 |
| -74 | 2437840 | 1962-06-24 | 213.43 |
| -73 | 2438045 | 1963-01-15 | 213.71 |
| -72 | 2438266 | 1963-08-24 | 214.14 |
| -71 | 2438481 | 1964-03-26 | 215.29 |
| -70 | 2438696 | 1964-10-27 | 216.79 |
| -69 | 2438919 | 1965-06-07 | 217.21 |
| -68 | 2439132 | 1966-01-06 | 218.57 |
| -67 | 2439351 | 1966-08-13 | 220.57 |
| -66 | 2439569 | 1967-03-19 | 220.29 |
| -65 | 2439783 | 1967-10-19 | 219.86 |
| -64 | 2440024 | 1968-06-16 | 218.71 |
| -63 | 2440241 | 1969-01-19 | 218.21 |
| -62 | 2440458 | 1969-08-24 | 219.79 |
| -61 | 2440671 | 1970-03-25 | 218.07 |
| -60 | 2440874 | 1970-10-14 | 215.57 |
| -59 | 2441101 | 1971-05-29 | 216.14 |
| -58 | 2441328 | 1972-01-11 | 216.93 |
| -57 | 2441532 | 1972-08-02 | 217.93 |
| -56 | 2441751 | 1973-03-09 | 219.43 |
| -55 | 2441974 | 1973-10-18 | 218.57 |
| -54 | 2442192 | 1974-05-24 | 216.57 |
| -53 | 2442404 | 1974-12-22 | 217.36 |
| -52 | 2442643 | 1975-08-18 | 215.43 |
| -51 | 2442846 | 1976-03-08 | 213.93 |
| -50 | 2443046 | 1976-09-24 | 215.79 |
| -49 | 2443280 | 1977-05-16 | 212.5 |
| -48 | 2443461 | 1977-11-13 | 210.57 |
| -47 | 2443700 | 1978-07-10 | 212.21 |
| -46 | 2443917 | 1979-02-12 | 210.21 |
| -45 | 2444105 | 1979-08-19 | 210.43 |
| -44 | 2444332 | 1980-04-02 | 211.86 |
| -43 | 2444531 | 1980-10-18 | 209.71 |
| -42 | 2444738 | 1981-05-13 | 210.86 |
| -41 | 2444949 | 1981-12-10 | 212.36 |
| -40 | 2445178 | 1982-07-27 | 212.86 |
| -39 | 2445375 | 1983-02-09 | 214.93 |
| -38 | 2445599 | 1983-09-21 | 215.71 |
| -37 | 2445811 | 1984-04-20 | 215.21 |
| -36 | 2446032 | 1984-11-27 | 216.14 |
| -35 | 2446246 | 1985-06-29 | 216.57 |
| -34 | 2446461 | 1986-01-30 | 216.71 |
| -33 | 2446679 | 1986-09-05 | 218.43 |
| -32 | 2446900 | 1987-04-14 | 219 |
| -31 | 2447106 | 1987-11-06 | 220.29 |
| -30 | 2447338 | 1988-06-25 | 221.07 |
| -29 | 2447563 | 1989-02-05 | 222.07 |
| -28 | 2447781 | 1989-09-11 | 224.21 |
| -27 | 2448010 | 1990-04-28 | 224.79 |
| -26 | 2448225 | 1990-11-29 | 224 |
| -25 | 2448463 | 1991-07-25 | 223.64 |
| -24 | 2448682 | 1992-02-29 | 223.71 |
| -23 | 2448909 | 1992-10-13 | 223.71 |
| -22 | 2449128 | 1993-05-20 | 223.14 |
| -21 | 2449347 | 1993-12-25 | 222.79 |
| -20 | 2449576 | 1994-08-11 | 222.36 |
| -19 | 2449791 | 1995-03-14 | 222.43 |
| -18 | 2450021 | 1995-10-30 | 223.29 |
| -17 | 2450243 | 1996-06-08 | 223.43 |
| -16 | 2450461 | 1997-01-12 | 224.21 |
| -15 | 2450690 | 1997-08-29 | 223.21 |
| -14 | 2450911 | 1998-04-07 | 222.07 |
| -13 | 2451140 | 1998-11-22 | 222.5 |
| -12 | 2451366 | 1999-07-06 | 221.57 |
| -11 | 2451571 | 2000-01-27 | 221 |
| -10 | 2451802 | 2000-09-14 | 220.21 |
| -9 | 2452017 | 2001-04-17 | 219.07 |
| -8 | 2452236 | 2001-11-22 | 220.36 |
| -7 | 2452459 | 2002-07-03 | 221 |
| -6 | 2452675 | 2003-02-04 | 220.14 |
| -5 | 2452898 | 2003-09-15 | 220.07 |
| -4 | 2453124 | 2004-04-28 | 219.79 |
| -3 | 2453343 | 2004-12-03 | 219.79 |
| -2 | 2453558 | 2005-07-06 | 218.5 |
| -1 | 2453776 | 2006-02-09 | 215.93 |
| 0 | 2453996 | 2006-09-17 | 214.64 |
| 1 | 2454215 | 2007-04-24 | 214.64 |
| 2 | 2454417 | 2007-11-12 | 214.79 |
| 3 | 2454628 | 2008-06-10 | 214.14 |
| 4 | 2454844 | 2009-01-12 | 213.36 |
| 5 | 2455062 | 2009-08-18 | 214.14 |
| 6 | 2455279 | 2010-03-23 | 215.29 |
| 7 | 2455491 | 2010-10-21 | 215.93 |
| 8 | 2455707 | 2011-05-25 | 216.5 |
| 9 | 2455923 | 2011-12-27 | 216.29 |
| 10 | 2456136 | 2012-07-27 | 216.29 |
| 11 | 2456359 | 2013-03-07 | 216.07 |
| 12 | 2456578 | 2013-10-12 | 215.36 |
| 13 | 2456791 | 2014-05-13 | 215.36 |
| 14 | 2457007 | 2014-12-15 | 215.5 |
| 15 | 2457216 | 2015-07-12 | 214.43 |
| 16 | 2457429 | 2016-02-10 | 213.21 |
| 17 | 2457645 | 2016-09-13 | 213.14 |
| 18 | 2457867 | 2017-04-23 | 213.5 |
| 19 | 2458072 | 2017-11-14 | 212.64 |
| 20 | 2458282 | 2018-06-12 | 211.29 |
| 21 | 2458500 | 2019-01-16 | 210 |
| 22 | 2458712 | 2019-08-16 | 210.07 |
| 23 | 2458910 | 2020-03-01 | 211.5 |
| 24 | 2459122 | 2020-09-29 | 210.9 |
| 25 | 2459330 | 2021-04-25 | 208.4 |
| 26 | 2459550 | 2021-12-01 | 210.25 |
| 27 | 2459765 | 2022-07-04 | 212.7 |
| 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. |