| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -62 | 2413260 | 1895-03-07 | 2407998 | 1880-10-09 | 5262 | SVO | |
| -61 | 2413700 | 1896-05-20 | 2408528 | 1882-03-23 | 5172 | SVO | |
| -60 | 2414120 | 1897-07-14 | 2409058 | 1883-09-04 | 5062 | SVO | |
| -59 | 2414560 | 1898-09-27 | 2409588 | 1885-02-15 | 4972 | SVO | |
| -58 | 2414980 | 1899-11-21 | 2410118 | 1886-07-30 | 4862 | SVO | |
| -55 | 2416300 | 1903-07-04 | 2411708 | 1890-12-06 | 4592 | SVO | |
| -43 | 2421330 | 1917-04-11 | 2418068 | 1908-05-06 | 3262 | SVO | |
| -42 | 2421720 | 1918-05-06 | 2418598 | 1909-10-18 | 3122 | SVO | |
| -41 | 2422131 | 1919-06-21 | 2419128 | 1911-04-01 | 3003 | SVO | |
| -39 | 2423050 | 1921-12-26 | 2420188 | 1914-02-24 | 2862 | SVO | |
| -38 | 2423540 | 1923-04-30 | 2420718 | 1915-08-08 | 2822 | SVO | |
| -37 | 2423950 | 1924-06-13 | 2421248 | 1917-01-19 | 2702 | SVO | |
| -36 | 2424330 | 1925-06-28 | 2421778 | 1918-07-03 | 2552 | SVO | |
| -35 | 2424760 | 1926-09-01 | 2422308 | 1919-12-15 | 2452 | SVO | |
| -34 | 2425310 | 1928-03-04 | 2422838 | 1921-05-28 | 2472 | SVO | |
| -32 | 2426120 | 1930-05-23 | 2423898 | 1924-04-22 | 2222 | SVO | |
| -31 | 2426550 | 1931-07-27 | 2424428 | 1925-10-04 | 2122 | SVO | |
| -28 | 2427970 | 1935-06-16 | 2426018 | 1930-02-10 | 1952 | SVO | |
| -26 | 2428870 | 1937-12-02 | 2427078 | 1933-01-05 | 1792 | SVO | |
| -25 | 2429370 | 1939-04-16 | 2427608 | 1934-06-19 | 1762 | SVO | |
| -24 | 2429840 | 1940-07-29 | 2428138 | 1935-12-01 | 1702 | SVO | |
| -23 | 2430365 | 1942-01-05 | 2428668 | 1937-05-14 | 1697 | SVO | |
| -22 | 2430870 | 1943-05-25 | 2429198 | 1938-10-26 | 1672 | SVO | |
| -21 | 2431350 | 1944-09-16 | 2429728 | 1940-04-08 | 1622 | SVO | |
| -20 | 2431880 | 1946-02-28 | 2430258 | 1941-09-20 | 1622 | SVO | |
| -19 | 2432360 | 1947-06-23 | 2430788 | 1943-03-04 | 1572 | SVO | |
| -18 | 2432860 | 1948-11-04 | 2431318 | 1944-08-15 | 1542 | SVO | |
| -17 | 2433400 | 1950-04-28 | 2431848 | 1946-01-27 | 1552 | SVO | |
| -16 | 2433950 | 1951-10-30 | 2432378 | 1947-07-11 | 1572 | SVO | |
| -15 | 2434460 | 1953-03-23 | 2432908 | 1948-12-22 | 1552 | SVO | |
| -6 | 2438570 | 1964-06-23 | 2437678 | 1962-01-13 | 892 | SVO | |
| -5 | 2438980 | 1965-08-07 | 2438208 | 1963-06-27 | 772 | SVO | |
| -4 | 2439400 | 1966-10-01 | 2438738 | 1964-12-08 | 662 | SVO | |
| -2 | 2440250 | 1969-01-28 | 2439798 | 1967-11-03 | 452 | SVO | |
| -1 | 7.2 | 2440663 | 1970-03-17 | 2440328 | 1969-04-16 | 335 | SVO |
| 0 | 7.3 | 2441086 | 1971-05-14 | 2440858 | 1970-09-28 | 228 | SVO |
| 1 | 7.2 | 2441488 | 1972-06-19 | 2441388 | 1972-03-11 | 100 | SVO |
| 2 | 2441920 | 1973-08-25 | 2441918 | 1973-08-23 | 2 | SVO | |
| 3 | 2442370 | 1974-11-18 | 2442448 | 1975-02-04 | -78 | SVO | |
| 4 | 2442790 | 1976-01-12 | 2442978 | 1976-07-18 | -188 | SVO | |
| 5 | 2443250 | 1977-04-16 | 2443508 | 1977-12-30 | -258 | SVO | |
| 6 | 2443700 | 1978-07-10 | 2444038 | 1979-06-13 | -338 | SVO | |
| 7 | 2444200 | 1979-11-22 | 2444568 | 1980-11-24 | -368 | SVO | |
| 8 | 7.7 | 2444689 | 1981-03-25 | 2445098 | 1982-05-08 | -409 | SVO |
| 9 | 7.3 | 2445124 | 1982-06-03 | 2445628 | 1983-10-20 | -504 | SVO |
| 10 | 7.3 | 2445581 | 1983-09-03 | 2446158 | 1985-04-02 | -577 | SVO |
| 11 | 7.5 | 2446091 | 1985-01-25 | 2446688 | 1986-09-14 | -597 | SVO |
| 12 | 7.4 | 2446548 | 1986-04-27 | 2447218 | 1988-02-26 | -670 | SVO |
| 13 | 7.2 | 2447015 | 1987-08-07 | 2447748 | 1989-08-09 | -733 | SVO |
| 14 | 7.4 | 2447541 | 1989-01-14 | 2448278 | 1991-01-21 | -737 | SVO |
| 15 | 7.3 | 2448052 | 1990-06-09 | 2448808 | 1992-07-04 | -756 | SVO |
| 16 | 7.2 | 2448555 | 1991-10-25 | 2449338 | 1993-12-16 | -783 | SVO |
| 17 | 7.0 | 2449062 | 1993-03-15 | 2449868 | 1995-05-30 | -806 | SVO |
| 18 | 7.2 | 2449596 | 1994-08-31 | 2450398 | 1996-11-10 | -802 | SVO |
| 19 | 7.2 | 2450131 | 1996-02-17 | 2450928 | 1998-04-24 | -797 | SVO |
| 20 | 7.3 | 2450666 | 1997-08-05 | 2451458 | 1999-10-06 | -792 | SVO |
| 21 | 7.5 | 2451199 | 1999-01-20 | 2451988 | 2001-03-19 | -789 | SVO |
| 22 | 7.5 | 2451715 | 2000-06-19 | 2452518 | 2002-08-31 | -803 | SVO |
| 23 | 7.1 | 2452267 | 2001-12-23 | 2453048 | 2004-02-12 | -781 | SVO |
| 24 | 7.0 | 2452773 | 2003-05-13 | 2453578 | 2005-07-26 | -805 | SVO |
| 25 | 7.4 | 2453323 | 2004-11-13 | 2454108 | 2007-01-07 | -785 | SVO |
| 26 | 7.2 | 2453827 | 2006-04-01 | 2454638 | 2008-06-20 | -811 | SVO |
| 27 | 7.3 | 2454359 | 2007-09-15 | 2455168 | 2009-12-02 | -809 | SVO |
| 28 | 7.1 | 2454891 | 2009-02-28 | 2455698 | 2011-05-16 | -807 | SVO |
| 29 | 7.1 | 2455389 | 2010-07-11 | 2456228 | 2012-10-27 | -839 | SVO |
| 30 | 7.4 | 2455910 | 2011-12-14 | 2456758 | 2014-04-10 | -848 | SVO |
| 31 | 6.9 | 2456404 | 2013-04-21 | 2457288 | 2015-09-22 | -884 | SVO |
| 32 | 7.8 | 2456926 | 2014-09-25 | 2457818 | 2017-03-05 | -892 | SVO |
| 33 | 7.0 | 2457425 | 2016-02-06 | 2458348 | 2018-08-17 | -923 | SVO |
| 34 | 7.8 | 2457945 | 2017-07-10 | 2458878 | 2020-01-29 | -933 | SVO |
| 35 | 7.3 | 2458430 | 2018-11-07 | 2459408 | 2021-07-12 | -978 | SVO |
| 36 | 8.0 | 2458954 | 2020-04-14 | 2459938 | 2022-12-24 | -984 | SVO |
| 37 | 7.5 | 2459442 | 2021-08-15 | 2460468 | 2024-06-06 | -1026 | SVO |
| 38 | 2459910 | 2022-11-26 | 2460998 | 2025-11-18 | -1088 | 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. |