| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -100 | 2414892 | 1899-08-25 | 2414892 | 1899-08-25 | 0 | SVO | |
| -97 | 2415743 | 1901-12-24 | 2415758 | 1902-01-08 | -15 | SVO | |
| -96 | 2416017 | 1902-09-24 | 2416047 | 1902-10-24 | -30 | SVO | |
| -95 | 2416301 | 1903-07-05 | 2416336 | 1903-08-09 | -35 | SVO | |
| -94 | 2416603 | 1904-05-02 | 2416624 | 1904-05-23 | -21 | SVO | |
| -92 | 2417160 | 1905-11-10 | 2417202 | 1905-12-22 | -42 | SVO | |
| -91 | 2417460 | 1906-09-06 | 2417490 | 1906-10-06 | -30 | SVO | |
| -90 | 2417760 | 1907-07-03 | 2417779 | 1907-07-22 | -19 | SVO | |
| -89 | 2418040 | 1908-04-08 | 2418068 | 1908-05-06 | -28 | SVO | |
| -88 | 2418320 | 1909-01-13 | 2418356 | 1909-02-18 | -36 | SVO | |
| -87 | 2418600 | 1909-10-20 | 2418645 | 1909-12-04 | -45 | SVO | |
| -86 | 2418879 | 1910-07-26 | 2418934 | 1910-09-19 | -55 | SVO | |
| -82 | 2420020 | 1913-09-09 | 2420089 | 1913-11-17 | -69 | SVO | |
| -81 | 2420320 | 1914-07-06 | 2420377 | 1914-09-01 | -57 | SVO | |
| -80 | 2420620 | 1915-05-02 | 2420666 | 1915-06-17 | -46 | SVO | |
| -78 | 2421190 | 1916-11-22 | 2421243 | 1917-01-14 | -53 | GuL, 1936, 2.2 | |
| -77 | 2421487 | 1917-09-15 | 2421532 | 1917-10-30 | -45 | SVO | |
| -76 | 2421770 | 1918-06-25 | 2421821 | 1918-08-15 | -51 | SVO | |
| -74 | 2422330 | 1920-01-06 | 2422398 | 1920-03-14 | -68 | SVO | |
| -73 | 2422630 | 1920-11-01 | 2422687 | 1920-12-28 | -57 | SVO | |
| -72 | 2422906 | 1921-08-04 | 2422975 | 1921-10-12 | -69 | SVO | |
| -68 | 2424067 | 1924-10-08 | 2424130 | 1924-12-10 | -63 | SVO | |
| -67 | 2424370 | 1925-08-07 | 2424419 | 1925-09-25 | -49 | SVO | |
| -66 | 2424650 | 1926-05-14 | 2424708 | 1926-07-11 | -58 | SVO | |
| -64 | 2425224 | 1927-12-09 | 2425285 | 1928-02-08 | -61 | GuL, 1936, 2.2 | |
| -63 | 2425517 | 1928-09-27 | 2425574 | 1928-11-23 | -57 | GuL, 1936, 2.2 | |
| -62 | 2425828 | 1929-08-04 | 2425862 | 1929-09-07 | -34 | GuL, 1936, 2.2 | |
| -61 | 2426119 | 1930-05-22 | 2426151 | 1930-06-23 | -32 | GuL, 1936, 2.2 | |
| -60 | 2426410 | 1931-03-09 | 2426440 | 1931-04-08 | -30 | SVO | |
| -59 | 2426700 | 1931-12-24 | 2426728 | 1932-01-21 | -28 | SVO | |
| -58 | 2426989 | 1932-10-08 | 2427017 | 1932-11-05 | -28 | GuL, 1936, 2.2, AN, 1936, vol 259, p 101 | |
| -57 | 9.5 | 2427293 | 1933-08-08 | 2427306 | 1933-08-21 | -13 | SVO |
| -56 | 2427573 | 1934-05-15 | 2427594 | 1934-06-05 | -21 | GuL, 1936, 2.2, AN, 1936, vol 259, p 101 | |
| -55 | 2427885 | 1935-03-23 | 2427883 | 1935-03-21 | 2 | AN, 1936, vol 259, p 101 | |
| -54 | 2428158 | 1935-12-21 | 2428172 | 1936-01-04 | -14 | AN, 1936, vol 259, p 101 | |
| -53 | 2428449 | 1936-10-07 | 2428460 | 1936-10-18 | -11 | AN, 1948, vol 276, p 11 | |
| -52 | 2428742 | 1937-07-27 | 2428749 | 1937-08-03 | -7 | AN, 1948, vol 276, p 11 | |
| -51 | 2429038 | 1938-05-19 | 2429038 | 1938-05-19 | 0 | AN, 1948, vol 276, p 11 | |
| -50 | 2429314 | 1939-02-19 | 2429326 | 1939-03-03 | -12 | AN, 1948, vol 276, p 11 | |
| -49 | 2429610 | 1939-12-12 | 2429615 | 1939-12-17 | -5 | SVO | |
| -48 | 2429920 | 1940-10-17 | 2429904 | 1940-10-01 | 16 | SVO | |
| -47 | 9.9 | 2430242 | 1941-09-04 | 2430193 | 1941-07-17 | 49 | SVO |
| -46 | 2430540 | 1942-06-29 | 2430481 | 1942-05-01 | 59 | SVO | |
| -45 | 2430830 | 1943-04-15 | 2430770 | 1943-02-14 | 60 | SVO | |
| -44 | 2431115 | 1944-01-25 | 2431059 | 1943-11-30 | 56 | SVO | |
| -43 | 2431400 | 1944-11-05 | 2431347 | 1944-09-13 | 53 | SVO | |
| -42 | 9.9 | 2431716 | 1945-09-17 | 2431636 | 1945-06-29 | 80 | SVO |
| -41 | 9.8 | 2432005 | 1946-07-03 | 2431925 | 1946-04-14 | 80 | SVO |
| -40 | 2432290 | 1947-04-14 | 2432213 | 1947-01-27 | 77 | SVO | |
| -39 | 2432580 | 1948-01-29 | 2432502 | 1947-11-12 | 78 | SVO | |
| -38 | 10.1 | 2432873 | 1948-11-17 | 2432791 | 1948-08-27 | 82 | SVO |
| -37 | 9.8 | 2433164 | 1949-09-04 | 2433079 | 1949-06-11 | 85 | SVO |
| -36 | 9.6 | 2433444 | 1950-06-11 | 2433368 | 1950-03-27 | 76 | SVO |
| -35 | 10.0 | 2433738 | 1951-04-01 | 2433657 | 1951-01-10 | 81 | SVO |
| -34 | 2434030 | 1952-01-18 | 2433945 | 1951-10-25 | 85 | SVO | |
| -33 | 10.0 | 2434325 | 1952-11-08 | 2434234 | 1952-08-09 | 91 | SVO |
| -32 | 9.8 | 2434602 | 1953-08-12 | 2434523 | 1953-05-25 | 79 | SVO |
| -31 | 2434890 | 1954-05-27 | 2434811 | 1954-03-09 | 79 | SVO | |
| -30 | 2435175 | 1955-03-08 | 2435100 | 1954-12-23 | 75 | SVO | |
| -29 | 2435460 | 1955-12-18 | 2435389 | 1955-10-08 | 71 | SVO | |
| -28 | 9.7 | 2435747 | 1956-09-30 | 2435678 | 1956-07-23 | 69 | SVO |
| -27 | 9.9 | 2436030 | 1957-07-10 | 2435966 | 1957-05-07 | 64 | SVO |
| -26 | 9.9 | 2436325 | 1958-05-01 | 2436255 | 1958-02-20 | 70 | SVO |
| -25 | 2436610 | 1959-02-10 | 2436544 | 1958-12-06 | 66 | SVO | |
| -24 | 2436900 | 1959-11-27 | 2436832 | 1959-09-20 | 68 | SVO | |
| -23 | 10.0 | 2437172 | 1960-08-25 | 2437121 | 1960-07-05 | 51 | SVO |
| -22 | 2437450 | 1961-05-30 | 2437410 | 1961-04-20 | 40 | SVO | |
| -21 | 2437750 | 1962-03-26 | 2437698 | 1962-02-02 | 52 | SVO | |
| -20 | 10.2 | 2438022 | 1962-12-23 | 2437987 | 1962-11-18 | 35 | SVO |
| -19 | 10.1 | 2438328 | 1963-10-25 | 2438276 | 1963-09-03 | 52 | SVO |
| -18 | 10.1 | 2438614 | 1964-08-06 | 2438564 | 1964-06-17 | 50 | SVO |
| -17 | 2438890 | 1965-05-09 | 2438853 | 1965-04-02 | 37 | SVO | |
| -16 | 9.8 | 2439175 | 1966-02-18 | 2439142 | 1966-01-16 | 33 | SVO |
| -15 | 10.2 | 2439453 | 1966-11-23 | 2439430 | 1966-10-31 | 23 | SVO |
| -14 | 9.8 | 2439749 | 1967-09-15 | 2439719 | 1967-08-16 | 30 | SVO |
| -13 | 9.8 | 2440015 | 1968-06-07 | 2440008 | 1968-05-31 | 7 | SVO |
| -12 | 9.5 | 2440318 | 1969-04-06 | 2440296 | 1969-03-15 | 22 | SVO |
| -11 | 10.0 | 2440587 | 1969-12-31 | 2440585 | 1969-12-29 | 2 | SVO |
| -10 | 10.0 | 2440888 | 1970-10-28 | 2440874 | 1970-10-14 | 14 | SVO |
| -9 | 10.0 | 2441173 | 1971-08-09 | 2441163 | 1971-07-30 | 10 | SVO |
| -8 | 9.8 | 2441460 | 1972-05-22 | 2441451 | 1972-05-13 | 9 | SVO |
| -7 | 10.0 | 2441765 | 1973-03-23 | 2441740 | 1973-02-26 | 25 | SVO |
| -6 | 2442020 | 1973-12-03 | 2442029 | 1973-12-12 | -9 | SVO | |
| -5 | 9.9 | 2442313 | 1974-09-22 | 2442317 | 1974-09-26 | -4 | SVO |
| -4 | 9.9 | 2442597 | 1975-07-03 | 2442606 | 1975-07-12 | -9 | SVO |
| -3 | 2442900 | 1976-05-01 | 2442895 | 1976-04-26 | 5 | SVO | |
| -2 | 9.8 | 2443186 | 1977-02-11 | 2443183 | 1977-02-08 | 3 | SVO |
| -1 | 9.8 | 2443461 | 1977-11-13 | 2443472 | 1977-11-24 | -11 | SVO |
| 0 | 9.9 | 2443763 | 1978-09-11 | 2443761 | 1978-09-09 | 2 | SVO |
| 1 | 10.1 | 2444064 | 1979-07-09 | 2444049 | 1979-06-24 | 15 | SVO |
| 2 | 10.0 | 2444361 | 1980-05-01 | 2444338 | 1980-04-08 | 23 | SVO |
| 3 | 10.2 | 2444654 | 1981-02-18 | 2444627 | 1981-01-22 | 27 | SVO |
| 4 | 9.8 | 2444952 | 1981-12-13 | 2444915 | 1981-11-06 | 37 | SVO |
| 5 | 10.0 | 2445240 | 1982-09-27 | 2445204 | 1982-08-22 | 36 | SVO |
| 6 | 9.9 | 2445516 | 1983-06-30 | 2445493 | 1983-06-07 | 23 | SVO |
| 7 | 9.9 | 2445802 | 1984-04-11 | 2445781 | 1984-03-21 | 21 | SVO |
| 8 | 2446075 | 1985-01-09 | 2446070 | 1985-01-04 | 5 | SVO | |
| 9 | 9.9 | 2446368 | 1985-10-29 | 2446359 | 1985-10-20 | 9 | SVO |
| 10 | 10.1 | 2446652 | 1986-08-09 | 2446648 | 1986-08-05 | 4 | SVO |
| 11 | 10.0 | 2446958 | 1987-06-11 | 2446936 | 1987-05-20 | 22 | SVO |
| 12 | 10.0 | 2447227 | 1988-03-06 | 2447225 | 1988-03-04 | 2 | SVO |
| 13 | 10.1 | 2447507 | 1988-12-11 | 2447514 | 1988-12-18 | -7 | SVO |
| 14 | 10.0 | 2447805 | 1989-10-05 | 2447802 | 1989-10-02 | 3 | SVO |
| 15 | 10.1 | 2448096 | 1990-07-23 | 2448091 | 1990-07-18 | 5 | SVO |
| 16 | 10.1 | 2448393 | 1991-05-16 | 2448380 | 1991-05-03 | 13 | SVO |
| 17 | 10.1 | 2448678 | 1992-02-25 | 2448668 | 1992-02-15 | 10 | SVO |
| 18 | 2448954 | 1992-11-27 | 2448957 | 1992-11-30 | -3 | AFOEV | |
| 19 | 9.9 | 2449242 | 1993-09-11 | 2449246 | 1993-09-15 | -4 | SVO |
| 20 | 9.9 | 2449525 | 1994-06-21 | 2449534 | 1994-06-30 | -9 | SVO |
| 21 | 10.2 | 2449818 | 1995-04-10 | 2449823 | 1995-04-15 | -5 | SVO |
| 22 | 2450098 | 1996-01-15 | 2450112 | 1996-01-29 | -14 | AFOEV | |
| 23 | 9.8 | 2450384 | 1996-10-27 | 2450400 | 1996-11-12 | -16 | SVO |
| 24 | 9.8 | 2450668 | 1997-08-07 | 2450689 | 1997-08-28 | -21 | SVO |
| 25 | 9.8 | 2450950 | 1998-05-16 | 2450978 | 1998-06-13 | -28 | SVO |
| 26 | 10.1 | 2451241 | 1999-03-03 | 2451266 | 1999-03-28 | -25 | SVO |
| 27 | 9.9 | 2451515 | 1999-12-02 | 2451555 | 2000-01-11 | -40 | SVO |
| 28 | 9.7 | 2451793 | 2000-09-05 | 2451844 | 2000-10-26 | -51 | SVO |
| 29 | 9.9 | 2452095 | 2001-07-04 | 2452133 | 2001-08-11 | -38 | SVO |
| 30 | 10.1 | 2452392 | 2002-04-27 | 2452421 | 2002-05-26 | -29 | SVO |
| 31 | 2452675 | 2003-02-04 | 2452710 | 2003-03-11 | -35 | AFOEV | |
| 32 | 10.1 | 2452941 | 2003-10-28 | 2452999 | 2003-12-25 | -58 | SVO |
| 33 | 9.9 | 2453225 | 2004-08-07 | 2453287 | 2004-10-08 | -62 | SVO |
| 34 | 10.0 | 2453515 | 2005-05-24 | 2453576 | 2005-07-24 | -61 | SVO |
| 35 | 9.9 | 2453810 | 2006-03-15 | 2453865 | 2006-05-09 | -55 | SVO |
| 36 | 2454070 | 2006-11-30 | 2454153 | 2007-02-21 | -83 | AFOEV | |
| 37 | 9.8 | 2454380 | 2007-10-06 | 2454442 | 2007-12-07 | -62 | SVO |
| 38 | 9.6 | 2454663 | 2008-07-15 | 2454731 | 2008-09-21 | -68 | SVO |
| 39 | 9.8 | 2454960 | 2009-05-08 | 2455019 | 2009-07-06 | -59 | SVO |
| 40 | 9.7 | 2455248 | 2010-02-20 | 2455308 | 2010-04-21 | -60 | SVO |
| 41 | 9.9 | 2455539 | 2010-12-08 | 2455597 | 2011-02-04 | -58 | SVO |
| 42 | 9.5 | 2455829 | 2011-09-24 | 2455885 | 2011-11-19 | -56 | SVO |
| 43 | 9.6 | 2456110 | 2012-07-01 | 2456174 | 2012-09-03 | -64 | SVO |
| 44 | 10.0 | 2456411 | 2013-04-28 | 2456463 | 2013-06-19 | -52 | SVO |
| 45 | 10.2 | 2456717 | 2014-02-28 | 2456751 | 2014-04-03 | -34 | SVO |
| 46 | 10.0 | 2457013 | 2014-12-21 | 2457040 | 2015-01-17 | -27 | SVO |
| 47 | 9.6 | 2457302 | 2015-10-06 | 2457329 | 2015-11-02 | -27 | SVO |
| 48 | 9.9 | 2457603 | 2016-08-02 | 2457618 | 2016-08-17 | -15 | SVO |
| 49 | 2457900 | 2017-05-26 | 2457906 | 2017-06-01 | -6 | SVO | |
| 50 | 9.6 | 2458196 | 2018-03-18 | 2458195 | 2018-03-17 | 1 | SVO |
| 51 | 9.7 | 2458490 | 2019-01-06 | 2458484 | 2018-12-31 | 6 | SVO |
| 52 | 9.7 | 2458809 | 2019-11-21 | 2458772 | 2019-10-15 | 37 | SVO |
| 53 | 10.0 | 2459090 | 2020-08-28 | 2459061 | 2020-07-30 | 29 | SVO |
| 54 | 9.7 | 2459379 | 2021-06-13 | 2459350 | 2021-05-15 | 29 | SVO |
| 55 | 9.9 | 2459688 | 2022-04-18 | 2459638 | 2022-02-27 | 50 | SVO |
| E | Cycle number from the GCVS4 epoch. |
| Mag | Magnitude at maximum. |
| O (JD) | Julian date at observed time for maximum. |
| O (Dat) | Same as above, expressed as date. |
| C (JD) | Julian date at calculated time for maximum with elements from GCVS4. |
| C (Dat) | Same as above, expressed as date. |
| O-C | O (JD) minus C (JD). |
| Sorce | Datasource for the maxima. |