| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -90 | 2415566 | 1901-06-30 | 2415508 | 1901-05-03 | 58 | AnHar, 1937, vol 105, p 459 | |
| -88 | 2416160 | 1903-02-14 | 2416117 | 1903-01-02 | 43 | SVO | |
| -87 | 2416460 | 1903-12-11 | 2416421 | 1903-11-02 | 39 | SVO | |
| -85 | 2417095 | 1905-09-06 | 2417030 | 1905-07-03 | 65 | AAVSO | |
| -84 | 2417389 | 1906-06-27 | 2417335 | 1906-05-04 | 54 | AAVSO | |
| -83 | 2417661 | 1907-03-26 | 2417639 | 1907-03-04 | 22 | AAVSO | |
| -82 | 2417968 | 1908-01-27 | 2417944 | 1908-01-03 | 24 | AAVSO | |
| -81 | 10.0 | 2418228 | 1908-10-13 | 2418248 | 1908-11-02 | -20 | AAVSO |
| -80 | 10.4 | 2418573 | 1909-09-23 | 2418553 | 1909-09-03 | 20 | AAVSO |
| -72 | 2420965 | 1916-04-11 | 2420989 | 1916-05-05 | -24 | AAVSO | |
| -71 | 2421247 | 1917-01-18 | 2421293 | 1917-03-05 | -46 | AAVSO | |
| -70 | 2421575 | 1917-12-12 | 2421598 | 1918-01-04 | -23 | AAVSO | |
| -69 | 10.0 | 2421855 | 1918-09-18 | 2421902 | 1918-11-04 | -47 | AAVSO |
| -68 | 2422165 | 1919-07-25 | 2422207 | 1919-09-05 | -42 | AAVSO | |
| -67 | 10.6 | 2422467 | 1920-05-22 | 2422511 | 1920-07-05 | -44 | AAVSO |
| -66 | 2422753 | 1921-03-04 | 2422816 | 1921-05-06 | -63 | AAVSO | |
| -65 | 10.2 | 2423055 | 1921-12-31 | 2423120 | 1922-03-06 | -65 | AAVSO |
| -64 | 10.1 | 2423357 | 1922-10-29 | 2423425 | 1923-01-05 | -68 | SVO |
| -63 | 10.6 | 2423657 | 1923-08-25 | 2423729 | 1923-11-05 | -72 | SVO |
| -62 | 10.8 | 2423962 | 1924-06-25 | 2424034 | 1924-09-05 | -72 | AAVSO |
| -61 | 10.5 | 2424259 | 1925-04-18 | 2424338 | 1925-07-06 | -79 | SVO |
| -60 | 10.8 | 2424579 | 1926-03-04 | 2424643 | 1926-05-07 | -64 | AAVSO |
| -59 | 11.0 | 2424883 | 1927-01-02 | 2424947 | 1927-03-07 | -64 | AAVSO |
| -58 | 10.6 | 2425189 | 1927-11-04 | 2425252 | 1928-01-06 | -63 | AAVSO |
| -57 | 11.0 | 2425501 | 1928-09-11 | 2425556 | 1928-11-05 | -55 | AAVSO |
| -56 | 10.6 | 2425797 | 1929-07-04 | 2425860 | 1929-09-05 | -63 | SVO |
| -55 | 10.3 | 2426089 | 1930-04-22 | 2426165 | 1930-07-07 | -76 | SVO |
| -54 | 10.4 | 2426399 | 1931-02-26 | 2426469 | 1931-05-07 | -70 | SVO |
| -53 | 10.5 | 2426710 | 1932-01-03 | 2426774 | 1932-03-07 | -64 | SVO |
| -52 | 10.3 | 2427012 | 1932-10-31 | 2427078 | 1933-01-05 | -66 | SVO |
| -51 | 10.7 | 2427338 | 1933-09-22 | 2427383 | 1933-11-06 | -45 | AAVSO |
| -50 | 10.6 | 2427638 | 1934-07-19 | 2427687 | 1934-09-06 | -49 | SVO |
| -49 | 10.5 | 2427947 | 1935-05-24 | 2427992 | 1935-07-08 | -45 | AAVSO |
| -48 | 10.2 | 2428263 | 1936-04-04 | 2428296 | 1936-05-07 | -33 | AAVSO |
| -47 | 2428576 | 1937-02-11 | 2428601 | 1937-03-08 | -25 | AAVSO | |
| -46 | 10.4 | 2428879 | 1937-12-11 | 2428905 | 1938-01-06 | -26 | AAVSO |
| -45 | 10.3 | 2429185 | 1938-10-13 | 2429210 | 1938-11-07 | -25 | SVO |
| -44 | 10.4 | 2429494 | 1939-08-18 | 2429514 | 1939-09-07 | -20 | SVO |
| -43 | 10.3 | 2429811 | 1940-06-30 | 2429819 | 1940-07-08 | -8 | AAVSO |
| -42 | 10.6 | 2430109 | 1941-04-24 | 2430123 | 1941-05-08 | -14 | AAVSO |
| -41 | 2430407 | 1942-02-16 | 2430428 | 1942-03-09 | -21 | AAVSO | |
| -40 | 2430715 | 1942-12-21 | 2430732 | 1943-01-07 | -17 | AAVSO | |
| -39 | 9.9 | 2431040 | 1943-11-11 | 2431037 | 1943-11-08 | 3 | SVO |
| -38 | 10.6 | 2431340 | 1944-09-06 | 2431341 | 1944-09-07 | -1 | SVO |
| -37 | 10.4 | 2431654 | 1945-07-17 | 2431646 | 1945-07-09 | 8 | SVO |
| -36 | 2431987 | 1946-06-15 | 2431950 | 1946-05-09 | 37 | AAVSO | |
| -35 | 2432295 | 1947-04-19 | 2432255 | 1947-03-10 | 40 | AAVSO | |
| -34 | 2432587 | 1948-02-05 | 2432559 | 1948-01-08 | 28 | AAVSO | |
| -33 | 9.2 | 2432897 | 1948-12-11 | 2432864 | 1948-11-08 | 33 | AAVSO |
| -32 | 10.6 | 2433203 | 1949-10-13 | 2433168 | 1949-09-08 | 35 | SVO |
| -31 | 10.5 | 2433509 | 1950-08-15 | 2433473 | 1950-07-10 | 36 | SVO |
| -30 | 10.5 | 2433830 | 1951-07-02 | 2433777 | 1951-05-10 | 53 | AAVSO |
| -29 | 10.5 | 2434127 | 1952-04-24 | 2434082 | 1952-03-10 | 45 | AAVSO |
| -28 | 2434431 | 1953-02-22 | 2434386 | 1953-01-08 | 45 | AAVSO | |
| -27 | 10.3 | 2434739 | 1953-12-27 | 2434691 | 1953-11-09 | 48 | AAVSO |
| -26 | 10.2 | 2435058 | 1954-11-11 | 2434995 | 1954-09-09 | 63 | AAVSO |
| -25 | 10.8 | 2435371 | 1955-09-20 | 2435300 | 1955-07-11 | 71 | SVO |
| -24 | 10.2 | 2435671 | 1956-07-16 | 2435604 | 1956-05-10 | 67 | SVO |
| -23 | 10.8 | 2435976 | 1957-05-17 | 2435909 | 1957-03-11 | 67 | AAVSO |
| -22 | 10.7 | 2436278 | 1958-03-15 | 2436213 | 1958-01-09 | 65 | AAVSO |
| -21 | 2436587 | 1959-01-18 | 2436518 | 1958-11-10 | 69 | AAVSO | |
| -20 | 10.6 | 2436888 | 1959-11-15 | 2436822 | 1959-09-10 | 66 | AAVSO |
| -19 | 10.3 | 2437191 | 1960-09-13 | 2437126 | 1960-07-10 | 65 | SVO |
| -18 | 10.6 | 2437503 | 1961-07-22 | 2437431 | 1961-05-11 | 72 | SVO |
| -17 | 10.8 | 2437797 | 1962-05-12 | 2437735 | 1962-03-11 | 62 | AAVSO |
| -16 | 10.6 | 2438099 | 1963-03-10 | 2438040 | 1963-01-10 | 59 | SVO |
| -15 | 10.6 | 2438402 | 1964-01-07 | 2438344 | 1963-11-10 | 58 | SVO |
| -14 | 10.5 | 2438702 | 1964-11-02 | 2438649 | 1964-09-10 | 53 | SVO |
| -13 | 10.8 | 2439011 | 1965-09-07 | 2438953 | 1965-07-11 | 58 | SVO |
| -12 | 10.3 | 2439302 | 1966-06-25 | 2439258 | 1966-05-12 | 44 | SVO |
| -11 | 10.9 | 2439607 | 1967-04-26 | 2439562 | 1967-03-12 | 45 | AAVSO |
| -10 | 10.7 | 2439913 | 1968-02-26 | 2439867 | 1968-01-11 | 46 | SVO |
| -9 | 10.2 | 2440204 | 1968-12-13 | 2440171 | 1968-11-10 | 33 | AAVSO |
| -8 | 10.6 | 2440501 | 1969-10-06 | 2440476 | 1969-09-11 | 25 | SVO |
| -7 | 10.5 | 2440810 | 1970-08-11 | 2440780 | 1970-07-12 | 30 | SVO |
| -6 | 10.8 | 2441115 | 1971-06-12 | 2441085 | 1971-05-13 | 30 | AAVSO |
| -5 | 10.0 | 2441397 | 1972-03-20 | 2441389 | 1972-03-12 | 8 | AAVSO |
| -4 | 2441705 | 1973-01-22 | 2441694 | 1973-01-11 | 11 | AAVSO | |
| -3 | 10.3 | 2442003 | 1973-11-16 | 2441998 | 1973-11-11 | 5 | SVO |
| -2 | 10.6 | 2442306 | 1974-09-15 | 2442303 | 1974-09-12 | 3 | SVO |
| -1 | 10.4 | 2442610 | 1975-07-16 | 2442607 | 1975-07-13 | 3 | SVO |
| 0 | 10.4 | 2442920 | 1976-05-21 | 2442912 | 1976-05-13 | 8 | SVO |
| 1 | 10.4 | 2443220 | 1977-03-17 | 2443216 | 1977-03-13 | 4 | AAVSO |
| 2 | 11.8 | 2443522 | 1978-01-13 | 2443521 | 1978-01-12 | 1 | AAVSO |
| 3 | 11.0 | 2443828 | 1978-11-15 | 2443825 | 1978-11-12 | 3 | AAVSO |
| 4 | 10.0 | 2444137 | 1979-09-20 | 2444130 | 1979-09-13 | 7 | SVO |
| 5 | 10.7 | 2444442 | 1980-07-21 | 2444434 | 1980-07-13 | 8 | SVO |
| 6 | 10.8 | 2444753 | 1981-05-28 | 2444739 | 1981-05-14 | 14 | SVO |
| 7 | 10.8 | 2445060 | 1982-03-31 | 2445043 | 1982-03-14 | 17 | AAVSO |
| 8 | 10.6 | 2445358 | 1983-01-23 | 2445348 | 1983-01-13 | 10 | SVO |
| 9 | 10.7 | 2445664 | 1983-11-25 | 2445652 | 1983-11-13 | 12 | AAVSO |
| 10 | 10.5 | 2445964 | 1984-09-20 | 2445957 | 1984-09-13 | 7 | SVO |
| 11 | 10.6 | 2446275 | 1985-07-28 | 2446261 | 1985-07-14 | 14 | SVO |
| 12 | 10.6 | 2446581 | 1986-05-30 | 2446566 | 1986-05-15 | 15 | SVO |
| 13 | 10.5 | 2446883 | 1987-03-28 | 2446870 | 1987-03-15 | 13 | SVO |
| 14 | 10.2 | 2447184 | 1988-01-23 | 2447175 | 1988-01-14 | 9 | SVO |
| 15 | 10.2 | 2447492 | 1988-11-26 | 2447479 | 1988-11-13 | 13 | SVO |
| 16 | 10.6 | 2447792 | 1989-09-22 | 2447784 | 1989-09-14 | 8 | SVO |
| 17 | 10.4 | 2448103 | 1990-07-30 | 2448088 | 1990-07-15 | 15 | SVO |
| 18 | 10.5 | 2448408 | 1991-05-31 | 2448392 | 1991-05-15 | 16 | SVO |
| 19 | 2448717 | 1992-04-04 | 2448697 | 1992-03-15 | 20 | AAVSO | |
| 20 | 2449021 | 1993-02-02 | 2449001 | 1993-01-13 | 20 | AAVSO | |
| 21 | 10.0 | 2449328 | 1993-12-06 | 2449306 | 1993-11-14 | 22 | SVO |
| 22 | 10.6 | 2449636 | 1994-10-10 | 2449610 | 1994-09-14 | 26 | SVO |
| 23 | 10.8 | 2449943 | 1995-08-13 | 2449915 | 1995-07-16 | 28 | SVO |
| 24 | 10.1 | 2450249 | 1996-06-14 | 2450219 | 1996-05-15 | 30 | SVO |
| 25 | 10.7 | 2450559 | 1997-04-20 | 2450524 | 1997-03-16 | 35 | SVO |
| 26 | 10.3 | 2450867 | 1998-02-22 | 2450828 | 1998-01-14 | 39 | SVO |
| 27 | 10.6 | 2451168 | 1998-12-20 | 2451133 | 1998-11-15 | 35 | SVO |
| 28 | 10.4 | 2451469 | 1999-10-17 | 2451437 | 1999-09-15 | 32 | SVO |
| 29 | 10.7 | 2451773 | 2000-08-16 | 2451742 | 2000-07-16 | 31 | SVO |
| 30 | 10.4 | 2452073 | 2001-06-12 | 2452046 | 2001-05-16 | 27 | SVO |
| 31 | 10.5 | 2452368 | 2002-04-03 | 2452351 | 2002-03-17 | 17 | SVO |
| 32 | 10.5 | 2452672 | 2003-02-01 | 2452655 | 2003-01-15 | 17 | SVO |
| 33 | 10.6 | 2452967 | 2003-11-23 | 2452960 | 2003-11-16 | 7 | SVO |
| 34 | 10.1 | 2453264 | 2004-09-15 | 2453264 | 2004-09-15 | 0 | SVO |
| 35 | 10.9 | 2453567 | 2005-07-15 | 2453569 | 2005-07-17 | -2 | SVO |
| 36 | 10.5 | 2453866 | 2006-05-10 | 2453873 | 2006-05-17 | -7 | SVO |
| 37 | 2454171 | 2007-03-11 | 2454178 | 2007-03-18 | -7 | AAVSO | |
| 38 | 10.3 | 2454460 | 2007-12-25 | 2454482 | 2008-01-16 | -22 | SVO |
| 39 | 10.4 | 2454758 | 2008-10-18 | 2454787 | 2008-11-16 | -29 | SVO |
| 40 | 10.5 | 2455052 | 2009-08-08 | 2455091 | 2009-09-16 | -39 | SVO |
| 41 | 10.3 | 2455353 | 2010-06-05 | 2455396 | 2010-07-18 | -43 | SVO |
| 42 | 10.6 | 2455649 | 2011-03-28 | 2455700 | 2011-05-18 | -51 | SVO |
| 43 | 10.5 | 2455951 | 2012-01-24 | 2456005 | 2012-03-18 | -54 | SVO |
| 44 | 10.5 | 2456252 | 2012-11-20 | 2456309 | 2013-01-16 | -57 | SVO |
| 45 | 10.5 | 2456553 | 2013-09-17 | 2456614 | 2013-11-17 | -61 | SVO |
| 46 | 10.6 | 2456856 | 2014-07-17 | 2456918 | 2014-09-17 | -62 | SVO |
| 47 | 10.1 | 2457156 | 2015-05-13 | 2457223 | 2015-07-19 | -67 | SVO |
| 48 | 10.5 | 2457468 | 2016-03-20 | 2457527 | 2016-05-18 | -59 | SVO |
| 49 | 10.9 | 2457781 | 2017-01-27 | 2457832 | 2017-03-19 | -51 | SVO |
| 50 | 10.5 | 2458088 | 2017-11-30 | 2458136 | 2018-01-17 | -48 | SVO |
| 51 | 10.7 | 2458395 | 2018-10-03 | 2458441 | 2018-11-18 | -46 | SVO |
| 52 | 10.3 | 2458712 | 2019-08-16 | 2458745 | 2019-09-18 | -33 | SVO |
| 53 | 10.1 | 2459014 | 2020-06-13 | 2459050 | 2020-07-19 | -36 | SVO |
| 54 | 2459320 | 2021-04-15 | 2459354 | 2021-05-19 | -34 | SVO | |
| 55 | 10.1 | 2459629 | 2022-02-18 | 2459658 | 2022-03-19 | -29 | SVO |
| 56 | 10.5 | 2459933 | 2022-12-19 | 2459963 | 2023-01-18 | -30 | SVO |
| 57 | 10.4 | 2460239 | 2023-10-21 | 2460267 | 2023-11-18 | -28 | SVO |
| 58 | 10.4 | 2460552 | 2024-08-29 | 2460572 | 2024-09-18 | -20 | 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. |