| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -62 | 2413260 | 1895-03-07 | 2412348 | 1892-09-06 | 912 | SVO | |
| -61 | 2413700 | 1896-05-20 | 2412816 | 1893-12-18 | 884 | SVO | |
| -60 | 2414120 | 1897-07-14 | 2413285 | 1895-04-01 | 835 | SVO | |
| -59 | 2414560 | 1898-09-27 | 2413753 | 1896-07-12 | 807 | SVO | |
| -58 | 2414980 | 1899-11-21 | 2414222 | 1897-10-24 | 758 | SVO | |
| -55 | 2416300 | 1903-07-04 | 2415628 | 1901-08-31 | 672 | SVO | |
| -43 | 2421330 | 1917-04-11 | 2421251 | 1917-01-22 | 79 | SVO | |
| -42 | 2421720 | 1918-05-06 | 2421719 | 1918-05-05 | 1 | SVO | |
| -41 | 2422131 | 1919-06-21 | 2422188 | 1919-08-17 | -57 | SVO | |
| -39 | 2423050 | 1921-12-26 | 2423125 | 1922-03-11 | -75 | SVO | |
| -38 | 2423540 | 1923-04-30 | 2423593 | 1923-06-22 | -53 | SVO | |
| -37 | 2423950 | 1924-06-13 | 2424062 | 1924-10-03 | -112 | SVO | |
| -36 | 2424330 | 1925-06-28 | 2424531 | 1926-01-15 | -201 | SVO | |
| -35 | 2424760 | 1926-09-01 | 2424999 | 1927-04-28 | -239 | SVO | |
| -34 | 2425310 | 1928-03-04 | 2425468 | 1928-08-09 | -158 | SVO | |
| -32 | 2426120 | 1930-05-23 | 2426405 | 1931-03-04 | -285 | SVO | |
| -31 | 2426550 | 1931-07-27 | 2426873 | 1932-06-14 | -323 | SVO | |
| -28 | 2427970 | 1935-06-16 | 2428279 | 1936-04-20 | -309 | SVO | |
| -26 | 2428870 | 1937-12-02 | 2429216 | 1938-11-13 | -346 | SVO | |
| -25 | 2429370 | 1939-04-16 | 2429685 | 1940-02-25 | -315 | SVO | |
| -24 | 2429840 | 1940-07-29 | 2430154 | 1941-06-08 | -314 | SVO | |
| -23 | 2430365 | 1942-01-05 | 2430622 | 1942-09-19 | -257 | SVO | |
| -22 | 2430870 | 1943-05-25 | 2431091 | 1944-01-01 | -221 | SVO | |
| -21 | 2431350 | 1944-09-16 | 2431559 | 1945-04-13 | -209 | SVO | |
| -20 | 2431880 | 1946-02-28 | 2432028 | 1946-07-26 | -148 | SVO | |
| -19 | 2432360 | 1947-06-23 | 2432496 | 1947-11-06 | -136 | SVO | |
| -18 | 2432860 | 1948-11-04 | 2432965 | 1949-02-17 | -105 | SVO | |
| -17 | 2433400 | 1950-04-28 | 2433434 | 1950-06-01 | -34 | SVO | |
| -16 | 2433950 | 1951-10-30 | 2433902 | 1951-09-12 | 48 | SVO | |
| -15 | 2434460 | 1953-03-23 | 2434371 | 1952-12-24 | 89 | SVO | |
| -6 | 2438570 | 1964-06-23 | 2438588 | 1964-07-11 | -18 | SVO | |
| -5 | 2438980 | 1965-08-07 | 2439056 | 1965-10-22 | -76 | SVO | |
| -4 | 2439400 | 1966-10-01 | 2439525 | 1967-02-03 | -125 | SVO | |
| -2 | 2440250 | 1969-01-28 | 2440462 | 1969-08-28 | -212 | SVO | |
| -1 | 7.2 | 2440663 | 1970-03-17 | 2440931 | 1970-12-10 | -268 | SVO |
| 0 | 7.3 | 2441086 | 1971-05-14 | 2441399 | 1972-03-22 | -313 | SVO |
| 1 | 7.2 | 2441488 | 1972-06-19 | 2441868 | 1973-07-04 | -380 | SVO |
| 2 | 2441920 | 1973-08-25 | 2442337 | 1974-10-16 | -417 | SVO | |
| 3 | 2442370 | 1974-11-18 | 2442805 | 1976-01-27 | -435 | SVO | |
| 4 | 2442790 | 1976-01-12 | 2443274 | 1977-05-10 | -484 | SVO | |
| 5 | 2443250 | 1977-04-16 | 2443742 | 1978-08-21 | -492 | SVO | |
| 6 | 2443700 | 1978-07-10 | 2444211 | 1979-12-03 | -511 | SVO | |
| 7 | 2444200 | 1979-11-22 | 2444679 | 1981-03-15 | -479 | SVO | |
| 8 | 7.7 | 2444689 | 1981-03-25 | 2445148 | 1982-06-27 | -459 | SVO |
| 9 | 7.3 | 2445124 | 1982-06-03 | 2445617 | 1983-10-09 | -493 | SVO |
| 10 | 7.3 | 2445581 | 1983-09-03 | 2446085 | 1985-01-19 | -504 | SVO |
| 11 | 7.5 | 2446091 | 1985-01-25 | 2446554 | 1986-05-03 | -463 | SVO |
| 12 | 7.4 | 2446548 | 1986-04-27 | 2447022 | 1987-08-14 | -474 | SVO |
| 13 | 7.2 | 2447015 | 1987-08-07 | 2447491 | 1988-11-25 | -476 | SVO |
| 14 | 7.4 | 2447541 | 1989-01-14 | 2447959 | 1990-03-08 | -418 | SVO |
| 15 | 7.3 | 2448052 | 1990-06-09 | 2448428 | 1991-06-20 | -376 | SVO |
| 16 | 7.2 | 2448555 | 1991-10-25 | 2448897 | 1992-10-01 | -342 | SVO |
| 17 | 7.0 | 2449062 | 1993-03-15 | 2449365 | 1994-01-12 | -303 | SVO |
| 18 | 7.2 | 2449596 | 1994-08-31 | 2449834 | 1995-04-26 | -238 | SVO |
| 19 | 7.2 | 2450131 | 1996-02-17 | 2450302 | 1996-08-06 | -171 | SVO |
| 20 | 7.3 | 2450666 | 1997-08-05 | 2450771 | 1997-11-18 | -105 | SVO |
| 21 | 7.5 | 2451199 | 1999-01-20 | 2451239 | 1999-03-01 | -40 | SVO |
| 22 | 7.5 | 2451715 | 2000-06-19 | 2451708 | 2000-06-12 | 7 | SVO |
| 23 | 7.1 | 2452267 | 2001-12-23 | 2452177 | 2001-09-24 | 90 | SVO |
| 24 | 7.0 | 2452773 | 2003-05-13 | 2452645 | 2003-01-05 | 128 | SVO |
| 25 | 7.4 | 2453323 | 2004-11-13 | 2453114 | 2004-04-18 | 209 | SVO |
| 26 | 7.2 | 2453827 | 2006-04-01 | 2453582 | 2005-07-30 | 245 | SVO |
| 27 | 7.3 | 2454359 | 2007-09-15 | 2454051 | 2006-11-11 | 308 | SVO |
| 28 | 7.1 | 2454891 | 2009-02-28 | 2454519 | 2008-02-22 | 372 | SVO |
| 29 | 7.1 | 2455389 | 2010-07-11 | 2454988 | 2009-06-05 | 401 | SVO |
| 30 | 7.4 | 2455910 | 2011-12-14 | 2455457 | 2010-09-17 | 453 | SVO |
| 31 | 6.9 | 2456404 | 2013-04-21 | 2455925 | 2011-12-29 | 479 | SVO |
| 32 | 7.8 | 2456926 | 2014-09-25 | 2456394 | 2013-04-11 | 532 | SVO |
| 33 | 7.0 | 2457425 | 2016-02-06 | 2456862 | 2014-07-23 | 563 | SVO |
| 34 | 7.8 | 2457945 | 2017-07-10 | 2457331 | 2015-11-04 | 614 | SVO |
| 35 | 7.3 | 2458430 | 2018-11-07 | 2457800 | 2017-02-15 | 630 | SVO |
| 36 | 8.0 | 2458954 | 2020-04-14 | 2458268 | 2018-05-29 | 686 | SVO |
| 37 | 7.5 | 2459442 | 2021-08-15 | 2458737 | 2019-09-10 | 705 | SVO |
| 38 | 2459910 | 2022-11-26 | 2459205 | 2020-12-21 | 705 | SVO | |
| 39 | 2460430 | 2024-04-29 | 2459674 | 2022-04-04 | 756 | 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. |