| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -62 | 2413260 | 1895-03-07 | 2414756 | 1899-04-11 | -1496 | SVO | |
| -61 | 2413700 | 1896-05-20 | 2415177 | 1900-06-06 | -1477 | SVO | |
| -60 | 2414120 | 1897-07-14 | 2415598 | 1901-08-01 | -1478 | SVO | |
| -59 | 2414560 | 1898-09-27 | 2416019 | 1902-09-26 | -1459 | SVO | |
| -58 | 2414980 | 1899-11-21 | 2416440 | 1903-11-21 | -1460 | SVO | |
| -55 | 2416300 | 1903-07-04 | 2417703 | 1907-05-07 | -1403 | SVO | |
| -43 | 2421330 | 1917-04-11 | 2422755 | 1921-03-06 | -1425 | SVO | |
| -42 | 2421720 | 1918-05-06 | 2423176 | 1922-05-01 | -1456 | SVO | |
| -41 | 2422131 | 1919-06-21 | 2423597 | 1923-06-26 | -1466 | SVO | |
| -39 | 2423050 | 1921-12-26 | 2424439 | 1925-10-15 | -1389 | SVO | |
| -38 | 2423540 | 1923-04-30 | 2424860 | 1926-12-10 | -1320 | SVO | |
| -37 | 2423950 | 1924-06-13 | 2425281 | 1928-02-04 | -1331 | SVO | |
| -36 | 2424330 | 1925-06-28 | 2425702 | 1929-03-31 | -1372 | SVO | |
| -35 | 2424760 | 1926-09-01 | 2426123 | 1930-05-26 | -1363 | SVO | |
| -34 | 2425310 | 1928-03-04 | 2426544 | 1931-07-21 | -1234 | SVO | |
| -32 | 2426120 | 1930-05-23 | 2427386 | 1933-11-09 | -1266 | SVO | |
| -31 | 2426550 | 1931-07-27 | 2427807 | 1935-01-04 | -1257 | SVO | |
| -28 | 2427970 | 1935-06-16 | 2429070 | 1938-06-20 | -1100 | SVO | |
| -26 | 2428870 | 1937-12-02 | 2429912 | 1940-10-09 | -1042 | SVO | |
| -25 | 2429370 | 1939-04-16 | 2430333 | 1941-12-04 | -963 | SVO | |
| -24 | 2429840 | 1940-07-29 | 2430754 | 1943-01-29 | -914 | SVO | |
| -23 | 2430365 | 1942-01-05 | 2431175 | 1944-03-25 | -810 | SVO | |
| -22 | 2430870 | 1943-05-25 | 2431596 | 1945-05-20 | -726 | SVO | |
| -21 | 2431350 | 1944-09-16 | 2432017 | 1946-07-15 | -667 | SVO | |
| -20 | 2431880 | 1946-02-28 | 2432438 | 1947-09-09 | -558 | SVO | |
| -19 | 2432360 | 1947-06-23 | 2432859 | 1948-11-03 | -499 | SVO | |
| -18 | 2432860 | 1948-11-04 | 2433280 | 1949-12-29 | -420 | SVO | |
| -17 | 2433400 | 1950-04-28 | 2433701 | 1951-02-23 | -301 | SVO | |
| -16 | 2433950 | 1951-10-30 | 2434122 | 1952-04-19 | -172 | SVO | |
| -15 | 2434460 | 1953-03-23 | 2434543 | 1953-06-14 | -83 | SVO | |
| -6 | 2438570 | 1964-06-23 | 2438332 | 1963-10-29 | 238 | SVO | |
| -5 | 2438980 | 1965-08-07 | 2438753 | 1964-12-23 | 227 | SVO | |
| -4 | 2439400 | 1966-10-01 | 2439174 | 1966-02-17 | 226 | SVO | |
| -2 | 2440250 | 1969-01-28 | 2440016 | 1968-06-08 | 234 | SVO | |
| -1 | 7.2 | 2440663 | 1970-03-17 | 2440437 | 1969-08-03 | 226 | SVO |
| 0 | 7.3 | 2441086 | 1971-05-14 | 2440858 | 1970-09-28 | 228 | SVO |
| 1 | 7.2 | 2441488 | 1972-06-19 | 2441279 | 1971-11-23 | 209 | SVO |
| 2 | 2441920 | 1973-08-25 | 2441700 | 1973-01-17 | 220 | SVO | |
| 3 | 2442370 | 1974-11-18 | 2442121 | 1974-03-14 | 249 | SVO | |
| 4 | 2442790 | 1976-01-12 | 2442542 | 1975-05-09 | 248 | SVO | |
| 5 | 2443250 | 1977-04-16 | 2442963 | 1976-07-03 | 287 | SVO | |
| 6 | 2443700 | 1978-07-10 | 2443384 | 1977-08-28 | 316 | SVO | |
| 7 | 2444200 | 1979-11-22 | 2443805 | 1978-10-23 | 395 | SVO | |
| 8 | 7.7 | 2444689 | 1981-03-25 | 2444226 | 1979-12-18 | 463 | SVO |
| 9 | 7.3 | 2445124 | 1982-06-03 | 2444647 | 1981-02-11 | 477 | SVO |
| 10 | 7.3 | 2445581 | 1983-09-03 | 2445068 | 1982-04-08 | 513 | SVO |
| 11 | 7.5 | 2446091 | 1985-01-25 | 2445489 | 1983-06-03 | 602 | SVO |
| 12 | 7.4 | 2446548 | 1986-04-27 | 2445910 | 1984-07-28 | 638 | SVO |
| 13 | 7.2 | 2447015 | 1987-08-07 | 2446331 | 1985-09-22 | 684 | SVO |
| 14 | 7.4 | 2447541 | 1989-01-14 | 2446752 | 1986-11-17 | 789 | SVO |
| 15 | 7.3 | 2448052 | 1990-06-09 | 2447173 | 1988-01-12 | 879 | SVO |
| 16 | 7.2 | 2448555 | 1991-10-25 | 2447594 | 1989-03-08 | 961 | SVO |
| 17 | 7.0 | 2449062 | 1993-03-15 | 2448015 | 1990-05-03 | 1047 | SVO |
| 18 | 7.2 | 2449596 | 1994-08-31 | 2448436 | 1991-06-28 | 1160 | SVO |
| 19 | 7.2 | 2450131 | 1996-02-17 | 2448857 | 1992-08-22 | 1274 | SVO |
| 20 | 7.3 | 2450666 | 1997-08-05 | 2449278 | 1993-10-17 | 1388 | SVO |
| 21 | 7.5 | 2451199 | 1999-01-20 | 2449699 | 1994-12-12 | 1500 | SVO |
| 22 | 7.5 | 2451715 | 2000-06-19 | 2450120 | 1996-02-06 | 1595 | SVO |
| 23 | 7.1 | 2452267 | 2001-12-23 | 2450541 | 1997-04-02 | 1726 | SVO |
| 24 | 7.0 | 2452773 | 2003-05-13 | 2450962 | 1998-05-28 | 1811 | SVO |
| 25 | 7.4 | 2453323 | 2004-11-13 | 2451383 | 1999-07-23 | 1940 | SVO |
| 26 | 7.2 | 2453827 | 2006-04-01 | 2451804 | 2000-09-16 | 2023 | SVO |
| 27 | 7.3 | 2454359 | 2007-09-15 | 2452225 | 2001-11-11 | 2134 | SVO |
| 28 | 7.1 | 2454891 | 2009-02-28 | 2452646 | 2003-01-06 | 2245 | SVO |
| 29 | 7.1 | 2455389 | 2010-07-11 | 2453067 | 2004-03-02 | 2322 | SVO |
| 30 | 7.4 | 2455910 | 2011-12-14 | 2453488 | 2005-04-27 | 2422 | SVO |
| 31 | 6.9 | 2456404 | 2013-04-21 | 2453909 | 2006-06-22 | 2495 | SVO |
| 32 | 7.8 | 2456926 | 2014-09-25 | 2454330 | 2007-08-17 | 2596 | SVO |
| 33 | 7.0 | 2457425 | 2016-02-06 | 2454751 | 2008-10-11 | 2674 | SVO |
| 34 | 7.8 | 2457945 | 2017-07-10 | 2455172 | 2009-12-06 | 2773 | SVO |
| 35 | 7.3 | 2458430 | 2018-11-07 | 2455593 | 2011-01-31 | 2837 | SVO |
| 36 | 8.0 | 2458954 | 2020-04-14 | 2456014 | 2012-03-27 | 2940 | SVO |
| 37 | 7.5 | 2459442 | 2021-08-15 | 2456435 | 2013-05-22 | 3007 | SVO |
| 38 | 2459910 | 2022-11-26 | 2456856 | 2014-07-17 | 3054 | 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. |