| E | O (JD) | O (dat) | Period |
| -152 | 2414711 | 1899-02-25 | 199.64 |
| -151 | 2414917 | 1899-09-19 | 201.71 |
| -150 | 2415084 | 1900-03-05 | 201 |
| -149 | 2415308 | 1900-10-15 | 200.52 |
| -145 | 2416103 | 1902-12-19 | 200.46 |
| -142 | 2416731 | 1904-09-07 | 200.96 |
| -140 | 2417095 | 1905-09-06 | 202.04 |
| -139 | 2417336 | 1906-05-05 | 201.35 |
| -138 | 2417504 | 1906-10-20 | 200.17 |
| -137 | 2417722 | 1907-05-26 | 200.47 |
| -136 | 2417923 | 1907-12-13 | 200.73 |
| -135 | 2418119 | 1908-06-26 | 200.12 |
| -134 | 2418318 | 1909-01-11 | 199.81 |
| -133 | 2418515 | 1909-07-27 | 199.87 |
| -131 | 2418927 | 1910-09-12 | 201.12 |
| -129 | 2419315 | 1911-10-05 | 201.33 |
| -125 | 2420107 | 1913-12-05 | 201.58 |
| -124 | 2420335 | 1914-07-21 | 201.13 |
| -123 | 2420534 | 1915-02-05 | 200.95 |
| -122 | 2420735 | 1915-08-25 | 202.65 |
| -121 | 2420936 | 1916-03-13 | 202.79 |
| -120 | 2421132 | 1916-09-25 | 202.29 |
| -119 | 2421330 | 1917-04-11 | 203 |
| -118 | 2421537 | 1917-11-04 | 203.5 |
| -117 | 2421744 | 1918-05-30 | 204.43 |
| -116 | 2421957 | 1918-12-29 | 204.64 |
| -115 | 2422154 | 1919-07-14 | 204.07 |
| -114 | 2422366 | 1920-02-11 | 203.21 |
| -113 | 2422564 | 1920-08-27 | 202.57 |
| -112 | 2422763 | 1921-03-14 | 202.5 |
| -111 | 2422961 | 1921-09-28 | 203.64 |
| -110 | 2423165 | 1922-04-20 | 203.64 |
| -109 | 2423372 | 1922-11-13 | 201.79 |
| -108 | 2423574 | 1923-06-03 | 200.86 |
| -107 | 2423797 | 1924-01-12 | 200.71 |
| -106 | 2423984 | 1924-07-17 | 200.36 |
| -105 | 2424168 | 1925-01-17 | 200.29 |
| -104 | 2424368 | 1925-08-05 | 198 |
| -103 | 2424568 | 1926-02-21 | 196.21 |
| -102 | 2424774 | 1926-09-15 | 197.71 |
| -101 | 2424976 | 1927-04-05 | 198.86 |
| -100 | 2425167 | 1927-10-13 | 199.71 |
| -99 | 2425361 | 1928-04-24 | 200.86 |
| -98 | 2425559 | 1928-11-08 | 199.86 |
| -97 | 2425761 | 1929-05-29 | 199.14 |
| -96 | 2425971 | 1929-12-25 | 200.29 |
| -95 | 2426183 | 1930-07-25 | 201.29 |
| -94 | 2426365 | 1931-01-23 | 201.57 |
| -93 | 2426566 | 1931-08-12 | 201 |
| -92 | 2426766 | 1932-02-28 | 199.71 |
| -91 | 2426972 | 1932-09-21 | 199.64 |
| -90 | 2427170 | 1933-04-07 | 200.86 |
| -89 | 2427376 | 1933-10-30 | 201.07 |
| -88 | 2427574 | 1934-05-16 | 199.79 |
| -87 | 2427769 | 1934-11-27 | 199.36 |
| -86 | 2427974 | 1935-06-20 | 199.43 |
| -85 | 2428173 | 1936-01-05 | 199.29 |
| -84 | 2428362 | 1936-07-12 | 200.29 |
| -83 | 2428571 | 1937-02-06 | 200.64 |
| -82 | 2428767 | 1937-08-21 | 200.29 |
| -81 | 2428973 | 1938-03-15 | 200.86 |
| -80 | 2429174 | 1938-10-02 | 201 |
| -79 | 2429378 | 1939-04-24 | 200.64 |
| -78 | 2429573 | 1939-11-05 | 200.57 |
| -77 | 2429774 | 1940-05-24 | 200.57 |
| -76 | 2429973 | 1940-12-09 | 200.07 |
| -75 | 2430174 | 1941-06-28 | 199.29 |
| -74 | 2430374 | 1942-01-14 | 200.36 |
| -73 | 2430581 | 1942-08-09 | 201.57 |
| -72 | 2430772 | 1943-02-16 | 202.29 |
| -71 | 2430969 | 1943-09-01 | 203.57 |
| -70 | 2431183 | 1944-04-02 | 204.21 |
| -69 | 2431386 | 1944-10-22 | 204.64 |
| -68 | 2431593 | 1945-05-17 | 205.29 |
| -67 | 2431805 | 1945-12-15 | 204.5 |
| -66 | 2432009 | 1946-07-07 | 203.79 |
| -65 | 2432209 | 1947-01-23 | 203.36 |
| -64 | 2432406 | 1947-08-08 | 201.79 |
| -63 | 2432609 | 1948-02-27 | 200.07 |
| -62 | 2432813 | 1948-09-18 | 199.5 |
| -61 | 2433013 | 1949-04-06 | 199.57 |
| -60 | 2433210 | 1949-10-20 | 199.64 |
| -59 | 2433405 | 1950-05-03 | 199.5 |
| -58 | 2433606 | 1950-11-20 | 199.5 |
| -57 | 2433803 | 1951-06-05 | 200.71 |
| -56 | 2434007 | 1951-12-26 | 201.93 |
| -55 | 2434208 | 1952-07-14 | 202.14 |
| -54 | 2434411 | 1953-02-02 | 202 |
| -53 | 2434622 | 1953-09-01 | 201.29 |
| -52 | 2434820 | 1954-03-18 | 200.93 |
| -51 | 2435021 | 1954-10-05 | 200.57 |
| -50 | 2435216 | 1955-04-18 | 199.36 |
| -49 | 2435412 | 1955-10-31 | 199 |
| -48 | 2435616 | 1956-05-22 | 199.43 |
| -47 | 2435811 | 1956-12-03 | 199.57 |
| -46 | 2436013 | 1957-06-23 | 199.79 |
| -45 | 2436215 | 1958-01-11 | 200.29 |
| -44 | 2436418 | 1958-08-02 | 200.86 |
| -43 | 2436613 | 1959-02-13 | 201.14 |
| -42 | 2436812 | 1959-08-31 | 201.07 |
| -41 | 2437020 | 1960-03-26 | 200.79 |
| -40 | 2437219 | 1960-10-11 | 201 |
| -39 | 2437421 | 1961-05-01 | 201.43 |
| -38 | 2437622 | 1961-11-18 | 201 |
| -37 | 2437822 | 1962-06-06 | 200 |
| -36 | 2438023 | 1962-12-24 | 199.36 |
| -35 | 2438222 | 1963-07-11 | 199 |
| -34 | 2438424 | 1964-01-29 | 199 |
| -33 | 2438615 | 1964-08-07 | 198.57 |
| -32 | 2438816 | 1965-02-24 | 197.64 |
| -31 | 2439013 | 1965-09-09 | 196.86 |
| -30 | 2439217 | 1966-04-01 | 197.5 |
| -29 | 2439408 | 1966-10-09 | 198.64 |
| -28 | 2439604 | 1967-04-23 | 198.71 |
| -27 | 2439798 | 1967-11-03 | 198.57 |
| -26 | 2440006 | 1968-05-29 | 199 |
| -25 | 2440206 | 1968-12-15 | 200 |
| -24 | 2440405 | 1969-07-02 | 201.21 |
| -23 | 2440605 | 1970-01-18 | 201.57 |
| -22 | 2440806 | 1970-08-07 | 201.79 |
| -21 | 2441006 | 1971-02-23 | 202.57 |
| -20 | 2441213 | 1971-09-18 | 202.71 |
| -19 | 2441413 | 1972-04-05 | 203.21 |
| -18 | 2441624 | 1972-11-02 | 203.79 |
| -17 | 2441823 | 1973-05-20 | 202.57 |
| -16 | 2442025 | 1973-12-08 | 201.86 |
| -15 | 2442231 | 1974-07-02 | 202.07 |
| -14 | 2442434 | 1975-01-21 | 202 |
| -13 | 2442621 | 1975-07-27 | 202.43 |
| -12 | 2442831 | 1976-02-22 | 202.21 |
| -11 | 2443035 | 1976-09-13 | 201.79 |
| -10 | 2443240 | 1977-04-06 | 202.43 |
| -9 | 2443442 | 1977-10-25 | 203.29 |
| -8 | 2443645 | 1978-05-16 | 202.79 |
| -7 | 2443845 | 1978-12-02 | 201.93 |
| -6 | 2444044 | 1979-06-19 | 201.64 |
| -5 | 2444254 | 1980-01-15 | 201.64 |
| -4 | 2444451 | 1980-07-30 | 201.36 |
| -3 | 2444651 | 1981-02-15 | 201.29 |
| -2 | 2444854 | 1981-09-06 | 200.86 |
| -1 | 2445056 | 1982-03-27 | 200.29 |
| 0 | 2445253 | 1982-10-10 | 199.86 |
| 1 | 2445454 | 1983-04-29 | 199 |
| 2 | 2445656 | 1983-11-17 | 199.14 |
| 3 | 2445853 | 1984-06-01 | 199.71 |
| 4 | 2446047 | 1984-12-12 | 199.79 |
| 5 | 2446244 | 1985-06-27 | 200.14 |
| 6 | 2446454 | 1986-01-23 | 201.5 |
| 7 | 2446651 | 1986-08-08 | 202.79 |
| 8 | 2446853 | 1987-02-26 | 203.64 |
| 9 | 2447059 | 1987-09-20 | 203.86 |
| 10 | 2447271 | 1988-04-19 | 203.93 |
| 11 | 2447468 | 1988-11-02 | 204.86 |
| 12 | 2447674 | 1989-05-27 | 204.36 |
| 13 | 2447878 | 1989-12-17 | 203.29 |
| 14 | 2448082 | 1990-07-09 | 203.21 |
| 15 | 2448290 | 1991-02-02 | 203.36 |
| 16 | 2448483 | 1991-08-14 | 202.36 |
| 17 | 2448693 | 1992-03-11 | 201.64 |
| 18 | 2448891 | 1992-09-25 | 201.5 |
| 19 | 2449098 | 1993-04-20 | 201.93 |
| 20 | 2449287 | 1993-10-26 | 202.07 |
| 21 | 2449496 | 1994-05-23 | 201 |
| 22 | 2449697 | 1994-12-10 | 199.79 |
| 23 | 2449903 | 1995-07-04 | 200.07 |
| 24 | 2450102 | 1996-01-19 | 200.5 |
| 25 | 2450296 | 1996-07-31 | 199.64 |
| 26 | 2450490 | 1997-02-10 | 199 |
| 27 | 2450696 | 1997-09-04 | 198.14 |
| 28 | 2450894 | 1998-03-21 | 198 |
| 29 | 2451094 | 1998-10-07 | 198.71 |
| 30 | 2451292 | 1999-04-23 | 198.79 |
| 31 | 2451487 | 1999-11-04 | 197.71 |
| 32 | 2451683 | 2000-05-18 | 197.71 |
| 33 | 2451885 | 2000-12-06 | 198.21 |
| 34 | 2452084 | 2001-06-23 | 198.64 |
| 35 | 2452274 | 2001-12-30 | 199.14 |
| 36 | 2452482 | 2002-07-26 | 199.5 |
| 37 | 2452679 | 2003-02-08 | 200.07 |
| 38 | 2452881 | 2003-08-29 | 201.43 |
| 39 | 2453077 | 2004-03-12 | 201.71 |
| 40 | 2453284 | 2004-10-05 | 201.14 |
| 41 | 2453486 | 2005-04-25 | 201.21 |
| 42 | 2453692 | 2005-11-17 | 201.5 |
| 43 | 2453888 | 2006-06-01 | 202 |
| 44 | 2454089 | 2006-12-19 | 201.93 |
| 45 | 2454288 | 2007-07-06 | 201.07 |
| 46 | 2454491 | 2008-01-25 | 200.57 |
| 47 | 2454698 | 2008-08-19 | 201.43 |
| 48 | 2454899 | 2009-03-08 | 202 |
| 49 | 2455094 | 2009-09-19 | 202.79 |
| 50 | 2455294 | 2010-04-07 | 203.79 |
| 51 | 2455503 | 2010-11-02 | 203.64 |
| 52 | 2455702 | 2011-05-20 | 203.07 |
| 53 | 2455916 | 2011-12-20 | 202.5 |
| 54 | 2456126 | 2012-07-17 | 201.57 |
| 55 | 2456322 | 2013-01-29 | 201.64 |
| 56 | 2456514 | 2013-08-09 | 200.71 |
| 57 | 2456709 | 2014-02-20 | 198.36 |
| 58 | 2456910 | 2014-09-09 | 197.93 |
| 59 | 2457118 | 2015-04-05 | 198.71 |
| 60 | 2457310 | 2015-10-14 | 199.86 |
| 61 | 2457509 | 2016-04-30 | 200.64 |
| 62 | 2457710 | 2016-11-17 | 199.79 |
| 63 | 2457908 | 2017-06-03 | 199.71 |
| 64 | 2458113 | 2017-12-25 | 200.71 |
| 65 | 2458315 | 2018-07-15 | 200.93 |
| 66 | 2458510 | 2019-01-26 | 201 |
| 67 | 2458714 | 2019-08-18 | 200.36 |
| 68 | 2458915 | 2020-03-06 | 200 |
| 69 | 2459117 | 2020-09-24 | 200.29 |
| 70 | 2459315 | 2021-04-10 | 200.24 |
| 71 | 2459511 | 2021-10-23 | 199.97 |
| 72 | 2459717 | 2022-05-17 | 199.25 |
| 73 | 2459912 | 2022-11-28 | 198.7 |
| 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. |