| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -80 | 2413462 | 1895-09-25 | 2413448 | 1895-09-11 | 14 | AnHar, 1937, vol 105, p 459 | |
| -78 | 2414175 | 1897-09-07 | 2414181 | 1897-09-13 | -6 | GuL, 1918, 1.1 | |
| -72 | 2416377 | 1903-09-19 | 2416379 | 1903-09-21 | -2 | AAVSO | |
| -71 | 2416749 | 1904-09-25 | 2416745 | 1904-09-21 | 4 | AAVSO | |
| -70 | 2417111 | 1905-09-22 | 2417111 | 1905-09-22 | 0 | AAVSO | |
| -69 | 2417471 | 1906-09-17 | 2417477 | 1906-09-23 | -6 | AAVSO | |
| -68 | 2417846 | 1907-09-27 | 2417844 | 1907-09-25 | 2 | AAVSO | |
| -67 | 8.8 | 2418227 | 1908-10-12 | 2418210 | 1908-09-25 | 17 | AAVSO |
| -66 | 2418578 | 1909-09-28 | 2418576 | 1909-09-26 | 2 | AAVSO | |
| -65 | 9.1 | 2418957 | 1910-10-12 | 2418943 | 1910-09-28 | 14 | AAVSO |
| -64 | 8.3 | 2419327 | 1911-10-17 | 2419309 | 1911-09-29 | 18 | AAVSO |
| -63 | 9.4 | 2419683 | 1912-10-07 | 2419675 | 1912-09-29 | 8 | AAVSO |
| -62 | 9.3 | 2420060 | 1913-10-19 | 2420041 | 1913-09-30 | 19 | AAVSO |
| -60 | 2420779 | 1915-10-08 | 2420774 | 1915-10-03 | 5 | AAVSO | |
| -59 | 9.0 | 2421135 | 1916-09-28 | 2421140 | 1916-10-03 | -5 | AAVSO |
| -58 | 9.0 | 2421509 | 1917-10-07 | 2421507 | 1917-10-05 | 2 | AAVSO |
| -57 | 9.0 | 2421875 | 1918-10-08 | 2421873 | 1918-10-06 | 2 | AAVSO |
| -56 | 8.0 | 2422253 | 1919-10-21 | 2422239 | 1919-10-07 | 14 | AAVSO |
| -55 | 2422609 | 1920-10-11 | 2422606 | 1920-10-08 | 3 | AAVSO | |
| -54 | 8.3 | 2422979 | 1921-10-16 | 2422972 | 1921-10-09 | 7 | AAVSO |
| -53 | 9.1 | 2423339 | 1922-10-11 | 2423338 | 1922-10-10 | 1 | AAVSO |
| -52 | 8.8 | 2423709 | 1923-10-16 | 2423704 | 1923-10-11 | 5 | AAVSO |
| -51 | 8.5 | 2424049 | 1924-09-20 | 2424071 | 1924-10-12 | -22 | AAVSO |
| -50 | 8.0 | 2424426 | 1925-10-02 | 2424437 | 1925-10-13 | -11 | AAVSO |
| -49 | 9.0 | 2424800 | 1926-10-11 | 2424803 | 1926-10-14 | -3 | AAVSO |
| -48 | 7.9 | 2425148 | 1927-09-24 | 2425170 | 1927-10-16 | -22 | AAVSO |
| -47 | 8.5 | 2425519 | 1928-09-29 | 2425536 | 1928-10-16 | -17 | AAVSO |
| -46 | 8.0 | 2425868 | 1929-09-13 | 2425902 | 1929-10-17 | -34 | AAVSO |
| -45 | 9.2 | 2426258 | 1930-10-08 | 2426269 | 1930-10-19 | -11 | AAVSO |
| -44 | 8.0 | 2426619 | 1931-10-04 | 2426635 | 1931-10-20 | -16 | AAVSO |
| -43 | 8.7 | 2426979 | 1932-09-28 | 2427001 | 1932-10-20 | -22 | AAVSO |
| -42 | 8.1 | 2427359 | 1933-10-13 | 2427367 | 1933-10-21 | -8 | AAVSO |
| -41 | 8.0 | 2427719 | 1934-10-08 | 2427734 | 1934-10-23 | -15 | SVO |
| -40 | 9.4 | 2428110 | 1935-11-03 | 2428100 | 1935-10-24 | 10 | AAVSO |
| -39 | 7.7 | 2428468 | 1936-10-26 | 2428466 | 1936-10-24 | 2 | AAVSO |
| -38 | 8.7 | 2428844 | 1937-11-06 | 2428833 | 1937-10-26 | 11 | SVO |
| -37 | 8.4 | 2429217 | 1938-11-14 | 2429199 | 1938-10-27 | 18 | SVO |
| -36 | 9.3 | 2429601 | 1939-12-03 | 2429565 | 1939-10-28 | 36 | SVO |
| -35 | 8.5 | 2429974 | 1940-12-10 | 2429931 | 1940-10-28 | 43 | SVO |
| -34 | 8.3 | 2430319 | 1941-11-20 | 2430298 | 1941-10-30 | 21 | AAVSO |
| -33 | 8.3 | 2430686 | 1942-11-22 | 2430664 | 1942-10-31 | 22 | AAVSO |
| -32 | 7.8 | 2431052 | 1943-11-23 | 2431030 | 1943-11-01 | 22 | AAVSO |
| -31 | 8.9 | 2431417 | 1944-11-22 | 2431397 | 1944-11-02 | 20 | SVO |
| -30 | 8.7 | 2431777 | 1945-11-17 | 2431763 | 1945-11-03 | 14 | AAVSO |
| -29 | 7.9 | 2432143 | 1946-11-18 | 2432129 | 1946-11-04 | 14 | SVO |
| -28 | 8.2 | 2432499 | 1947-11-09 | 2432496 | 1947-11-06 | 3 | SVO |
| -27 | 8.9 | 2432871 | 1948-11-15 | 2432862 | 1948-11-06 | 9 | AAVSO |
| -26 | 8.5 | 2433239 | 1949-11-18 | 2433228 | 1949-11-07 | 11 | SVO |
| -25 | 9.1 | 2433606 | 1950-11-20 | 2433594 | 1950-11-08 | 12 | SVO |
| -24 | 7.8 | 2433962 | 1951-11-11 | 2433961 | 1951-11-10 | 1 | AAVSO |
| -23 | 8.7 | 2434317 | 1952-10-31 | 2434327 | 1952-11-10 | -10 | AAVSO |
| -22 | 8.0 | 2434688 | 1953-11-06 | 2434693 | 1953-11-11 | -5 | SVO |
| -21 | 9.1 | 2435060 | 1954-11-13 | 2435060 | 1954-11-13 | 0 | AAVSO |
| -20 | 9.2 | 2435444 | 1955-12-02 | 2435426 | 1955-11-14 | 18 | AAVSO |
| -19 | 8.7 | 2435770 | 1956-10-23 | 2435792 | 1956-11-14 | -22 | AAVSO |
| -18 | 8.0 | 2436141 | 1957-10-29 | 2436158 | 1957-11-15 | -17 | AAVSO |
| -17 | 10.4 | 2436514 | 1958-11-06 | 2436525 | 1958-11-17 | -11 | SVO |
| -16 | 8.8 | 2436878 | 1959-11-05 | 2436891 | 1959-11-18 | -13 | AAVSO |
| -15 | 9.7 | 2437242 | 1960-11-03 | 2437257 | 1960-11-18 | -15 | AAVSO |
| -14 | 8.3 | 2437600 | 1961-10-27 | 2437624 | 1961-11-20 | -24 | AAVSO |
| -13 | 8.5 | 2437976 | 1962-11-07 | 2437990 | 1962-11-21 | -14 | SVO |
| -12 | 8.4 | 2438346 | 1963-11-12 | 2438356 | 1963-11-22 | -10 | SVO |
| -11 | 8.9 | 2438721 | 1964-11-21 | 2438723 | 1964-11-23 | -2 | SVO |
| -10 | 8.4 | 2439075 | 1965-11-10 | 2439089 | 1965-11-24 | -14 | SVO |
| -9 | 9.1 | 2439445 | 1966-11-15 | 2439455 | 1966-11-25 | -10 | SVO |
| -8 | 8.1 | 2439812 | 1967-11-17 | 2439821 | 1967-11-26 | -9 | SVO |
| -7 | 8.8 | 2440171 | 1968-11-10 | 2440188 | 1968-11-27 | -17 | SVO |
| -6 | 8.6 | 2440527 | 1969-11-01 | 2440554 | 1969-11-28 | -27 | SVO |
| -5 | 9.3 | 2440889 | 1970-10-29 | 2440920 | 1970-11-29 | -31 | SVO |
| -4 | 8.0 | 2441253 | 1971-10-28 | 2441287 | 1971-12-01 | -34 | SVO |
| -3 | 8.8 | 2441621 | 1972-10-30 | 2441653 | 1972-12-01 | -32 | SVO |
| -2 | 8.7 | 2442001 | 1973-11-14 | 2442019 | 1973-12-02 | -18 | SVO |
| -1 | 8.2 | 2442377 | 1974-11-25 | 2442386 | 1974-12-04 | -9 | SVO |
| 0 | 8.7 | 2442744 | 1975-11-27 | 2442752 | 1975-12-05 | -8 | SVO |
| 1 | 8.4 | 2443113 | 1976-11-30 | 2443118 | 1976-12-05 | -5 | SVO |
| 2 | 9.3 | 2443498 | 1977-12-20 | 2443484 | 1977-12-06 | 14 | SVO |
| 3 | 8.5 | 2443854 | 1978-12-11 | 2443851 | 1978-12-08 | 3 | SVO |
| 4 | 8.5 | 2444215 | 1979-12-07 | 2444217 | 1979-12-09 | -2 | SVO |
| 5 | 9.7 | 2444580 | 1980-12-06 | 2444583 | 1980-12-09 | -3 | SVO |
| 6 | 8.2 | 2444921 | 1981-11-12 | 2444950 | 1981-12-11 | -29 | SVO |
| 7 | 9.2 | 2445304 | 1982-11-30 | 2445316 | 1982-12-12 | -12 | SVO |
| 8 | 8.9 | 2445680 | 1983-12-11 | 2445682 | 1983-12-13 | -2 | SVO |
| 9 | 8.2 | 2446034 | 1984-11-29 | 2446048 | 1984-12-13 | -14 | SVO |
| 10 | 9.0 | 2446405 | 1985-12-05 | 2446415 | 1985-12-15 | -10 | SVO |
| 11 | 9.5 | 2446781 | 1986-12-16 | 2446781 | 1986-12-16 | 0 | SVO |
| 12 | 7.7 | 2447136 | 1987-12-06 | 2447147 | 1987-12-17 | -11 | SVO |
| 13 | 9.9 | 2447506 | 1988-12-10 | 2447514 | 1988-12-18 | -8 | SVO |
| 14 | 10.2 | 2447887 | 1989-12-26 | 2447880 | 1989-12-19 | 7 | SVO |
| 15 | 9.6 | 2448254 | 1990-12-28 | 2448246 | 1990-12-20 | 8 | SVO |
| 16 | 8.7 | 2448619 | 1991-12-28 | 2448613 | 1991-12-22 | 6 | SVO |
| 17 | 8.6 | 2448988 | 1992-12-31 | 2448979 | 1992-12-22 | 9 | SVO |
| 18 | 8.9 | 2449360 | 1994-01-07 | 2449345 | 1993-12-23 | 15 | SVO |
| 19 | 9.5 | 2449733 | 1995-01-15 | 2449711 | 1994-12-24 | 22 | SVO |
| 20 | 8.4 | 2450084 | 1996-01-01 | 2450078 | 1995-12-26 | 6 | SVO |
| 21 | 8.7 | 2450457 | 1997-01-08 | 2450444 | 1996-12-26 | 13 | SVO |
| 22 | 8.1 | 2450815 | 1998-01-01 | 2450810 | 1997-12-27 | 5 | SVO |
| 23 | 8.5 | 2451175 | 1998-12-27 | 2451177 | 1998-12-29 | -2 | SVO |
| 24 | 9.5 | 2451557 | 2000-01-13 | 2451543 | 1999-12-30 | 14 | SVO |
| 25 | 8.3 | 2451923 | 2001-01-13 | 2451909 | 2000-12-30 | 14 | SVO |
| 26 | 9.0 | 2452273 | 2001-12-29 | 2452276 | 2002-01-01 | -3 | SVO |
| 27 | 7.8 | 2452637 | 2002-12-28 | 2452642 | 2003-01-02 | -5 | SVO |
| 28 | 9.8 | 2453013 | 2004-01-08 | 2453008 | 2004-01-03 | 5 | SVO |
| 29 | 9.6 | 2453387 | 2005-01-16 | 2453374 | 2005-01-03 | 13 | SVO |
| 30 | 7.9 | 2453742 | 2006-01-06 | 2453741 | 2006-01-05 | 1 | SVO |
| 31 | 10.2 | 2454108 | 2007-01-07 | 2454107 | 2007-01-06 | 1 | SVO |
| 32 | 8.5 | 2454470 | 2008-01-04 | 2454473 | 2008-01-07 | -3 | SVO |
| 33 | 9.8 | 2454848 | 2009-01-16 | 2454840 | 2009-01-08 | 8 | SVO |
| 34 | 7.9 | 2455204 | 2010-01-07 | 2455206 | 2010-01-09 | -2 | SVO |
| 35 | 9.4 | 2455577 | 2011-01-15 | 2455572 | 2011-01-10 | 5 | SVO |
| 36 | 8.1 | 2455944 | 2012-01-17 | 2455938 | 2012-01-11 | 6 | SVO |
| 37 | 8.4 | 2456312 | 2013-01-19 | 2456305 | 2013-01-12 | 7 | SVO |
| 38 | 8.6 | 2456685 | 2014-01-27 | 2456671 | 2014-01-13 | 14 | SVO |
| 39 | 8.0 | 2457046 | 2015-01-23 | 2457037 | 2015-01-14 | 9 | SVO |
| 40 | 8.2 | 2457415 | 2016-01-27 | 2457404 | 2016-01-16 | 11 | SVO |
| 41 | 8.5 | 2457781 | 2017-01-27 | 2457770 | 2017-01-16 | 11 | SVO |
| 42 | 8.0 | 2458148 | 2018-01-29 | 2458136 | 2018-01-17 | 12 | SVO |
| 43 | 9.0 | 2458510 | 2019-01-26 | 2458503 | 2019-01-19 | 7 | SVO |
| 44 | 8.9 | 2458877 | 2020-01-28 | 2458869 | 2020-01-20 | 8 | SVO |
| 45 | 8.4 | 2459242 | 2021-01-27 | 2459235 | 2021-01-20 | 7 | SVO |
| 46 | 8.0 | 2459612 | 2022-02-01 | 2459601 | 2022-01-21 | 11 | 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. |