| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -63 | 2413260 | 1895-03-07 | 2412501 | 1893-02-06 | 759 | SVO | |
| -62 | 2413700 | 1896-05-20 | 2412962 | 1894-05-13 | 738 | SVO | |
| -61 | 2414120 | 1897-07-14 | 2413423 | 1895-08-17 | 697 | SVO | |
| -60 | 2414560 | 1898-09-27 | 2413884 | 1896-11-20 | 676 | SVO | |
| -59 | 2415000 | 1899-12-11 | 2414345 | 1898-02-24 | 655 | SVO | |
| -56 | 2416300 | 1903-07-04 | 2415727 | 1901-12-08 | 573 | SVO | |
| -43 | 2421720 | 1918-05-06 | 2421720 | 1918-05-06 | 0 | SVO | |
| -42 | 2422131 | 1919-06-21 | 2422181 | 1919-08-10 | -50 | SVO | |
| -39 | 2423540 | 1923-04-30 | 2423564 | 1923-05-24 | -24 | SVO | |
| -38 | 2423950 | 1924-06-13 | 2424025 | 1924-08-27 | -75 | SVO | |
| -37 | 2424330 | 1925-06-28 | 2424486 | 1925-12-01 | -156 | SVO | |
| -36 | 2424760 | 1926-09-01 | 2424947 | 1927-03-07 | -187 | SVO | |
| -35 | 2425320 | 1928-03-14 | 2425408 | 1928-06-10 | -88 | SVO | |
| -33 | 2426100 | 1930-05-03 | 2426330 | 1930-12-19 | -230 | SVO | |
| -32 | 2426530 | 1931-07-07 | 2426791 | 1932-03-24 | -261 | SVO | |
| -27 | 2428880 | 1937-12-12 | 2429096 | 1938-07-16 | -216 | SVO | |
| -26 | 2429370 | 1939-04-16 | 2429557 | 1939-10-20 | -187 | SVO | |
| -25 | 2429840 | 1940-07-29 | 2430018 | 1941-01-23 | -178 | SVO | |
| -24 | 2430370 | 1942-01-10 | 2430479 | 1942-04-29 | -109 | SVO | |
| -23 | 2430870 | 1943-05-25 | 2430940 | 1943-08-03 | -70 | SVO | |
| -22 | 2431350 | 1944-09-16 | 2431401 | 1944-11-06 | -51 | SVO | |
| -21 | 2431880 | 1946-02-28 | 2431862 | 1946-02-10 | 18 | SVO | |
| -20 | 2432360 | 1947-06-23 | 2432323 | 1947-05-17 | 37 | SVO | |
| -19 | 2432860 | 1948-11-04 | 2432784 | 1948-08-20 | 76 | SVO | |
| -18 | 2433400 | 1950-04-28 | 2433245 | 1949-11-24 | 155 | SVO | |
| -17 | 2433950 | 1951-10-30 | 2433706 | 1951-02-28 | 244 | SVO | |
| -6 | 2438570 | 1964-06-23 | 2438777 | 1965-01-16 | -207 | SVO | |
| -5 | 2438980 | 1965-08-07 | 2439238 | 1966-04-22 | -258 | SVO | |
| -4 | 2439400 | 1966-10-01 | 2439698 | 1967-07-26 | -298 | SVO | |
| -2 | 2440250 | 1969-01-28 | 2440620 | 1970-02-02 | -370 | SVO | |
| -1 | 7.2 | 2440663 | 1970-03-17 | 2441081 | 1971-05-09 | -418 | SVO |
| 0 | 7.3 | 2441086 | 1971-05-14 | 2441542 | 1972-08-12 | -456 | SVO |
| 1 | 7.2 | 2441488 | 1972-06-19 | 2442003 | 1973-11-16 | -515 | SVO |
| 2 | 2441920 | 1973-08-25 | 2442464 | 1975-02-20 | -544 | SVO | |
| 3 | 2442370 | 1974-11-18 | 2442925 | 1976-05-26 | -555 | SVO | |
| 4 | 2442790 | 1976-01-12 | 2443386 | 1977-08-30 | -596 | SVO | |
| 5 | 2443250 | 1977-04-16 | 2443847 | 1978-12-04 | -597 | SVO | |
| 6 | 2443700 | 1978-07-10 | 2444308 | 1980-03-09 | -608 | SVO | |
| 7 | 2444200 | 1979-11-22 | 2444769 | 1981-06-13 | -569 | SVO | |
| 8 | 7.7 | 2444689 | 1981-03-25 | 2445230 | 1982-09-17 | -541 | SVO |
| 9 | 7.3 | 2445124 | 1982-06-03 | 2445691 | 1983-12-22 | -567 | SVO |
| 10 | 7.3 | 2445581 | 1983-09-03 | 2446152 | 1985-03-27 | -571 | SVO |
| 11 | 7.5 | 2446091 | 1985-01-25 | 2446613 | 1986-07-01 | -522 | SVO |
| 12 | 7.4 | 2446548 | 1986-04-27 | 2447074 | 1987-10-05 | -526 | SVO |
| 13 | 7.2 | 2447015 | 1987-08-07 | 2447535 | 1989-01-08 | -520 | SVO |
| 14 | 7.4 | 2447541 | 1989-01-14 | 2447996 | 1990-04-14 | -455 | SVO |
| 15 | 7.3 | 2448052 | 1990-06-09 | 2448457 | 1991-07-19 | -405 | SVO |
| 16 | 7.2 | 2448555 | 1991-10-25 | 2448918 | 1992-10-22 | -363 | SVO |
| 17 | 7.0 | 2449062 | 1993-03-15 | 2449379 | 1994-01-26 | -317 | SVO |
| 18 | 7.2 | 2449596 | 1994-08-31 | 2449840 | 1995-05-02 | -244 | SVO |
| 19 | 7.2 | 2450131 | 1996-02-17 | 2450301 | 1996-08-05 | -170 | SVO |
| 20 | 7.3 | 2450666 | 1997-08-05 | 2450762 | 1997-11-09 | -96 | SVO |
| 21 | 7.5 | 2451199 | 1999-01-20 | 2451223 | 1999-02-13 | -24 | SVO |
| 22 | 7.5 | 2451715 | 2000-06-19 | 2451684 | 2000-05-19 | 31 | SVO |
| 23 | 7.1 | 2452267 | 2001-12-23 | 2452145 | 2001-08-23 | 122 | SVO |
| 24 | 7.0 | 2452773 | 2003-05-13 | 2452606 | 2002-11-27 | 167 | SVO |
| 25 | 7.4 | 2453323 | 2004-11-13 | 2453067 | 2004-03-02 | 256 | SVO |
| 26 | 7.2 | 2453827 | 2006-04-01 | 2453528 | 2005-06-06 | 299 | SVO |
| 27 | 7.3 | 2454359 | 2007-09-15 | 2453989 | 2006-09-10 | 370 | SVO |
| 28 | 7.1 | 2454891 | 2009-02-28 | 2454450 | 2007-12-15 | 441 | SVO |
| 29 | 7.1 | 2455389 | 2010-07-11 | 2454911 | 2009-03-20 | 478 | SVO |
| 30 | 7.4 | 2455910 | 2011-12-14 | 2455372 | 2010-06-24 | 538 | SVO |
| 31 | 6.9 | 2456404 | 2013-04-21 | 2455833 | 2011-09-28 | 571 | SVO |
| 32 | 7.8 | 2456926 | 2014-09-25 | 2456294 | 2013-01-01 | 632 | SVO |
| 33 | 7.0 | 2457425 | 2016-02-06 | 2456755 | 2014-04-07 | 670 | SVO |
| 34 | 7.8 | 2457945 | 2017-07-10 | 2457216 | 2015-07-12 | 729 | SVO |
| 35 | 7.3 | 2458430 | 2018-11-07 | 2457677 | 2016-10-15 | 753 | SVO |
| 36 | 8.0 | 2458954 | 2020-04-14 | 2458138 | 2018-01-19 | 816 | SVO |
| 37 | 7.5 | 2459442 | 2021-08-15 | 2458599 | 2019-04-25 | 843 | SVO |
| 38 | 2459910 | 2022-11-26 | 2459060 | 2020-07-29 | 850 | 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. |