| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -99 | 2414046 | 1897-05-01 | 2414022 | 1897-04-07 | 24 | AnHar, 1909, vol 55, p 95 | |
| -98 | 2414341 | 1898-02-20 | 2414313 | 1898-01-23 | 28 | AnHar, 1909, vol 55, p 95 | |
| -97 | 2414617 | 1898-11-23 | 2414603 | 1898-11-09 | 14 | AnHar, 1909, vol 55, p 95 | |
| -96 | 2414913 | 1899-09-15 | 2414893 | 1899-08-26 | 20 | GuL, 1918, 1.1 | |
| -90 | 2416619 | 1904-05-18 | 2416634 | 1904-06-02 | -15 | AAVSO | |
| -89 | 9.1 | 2416914 | 1905-03-09 | 2416924 | 1905-03-19 | -10 | AAVSO |
| -88 | 9.5 | 2417235 | 1906-01-24 | 2417215 | 1906-01-04 | 20 | AAVSO |
| -87 | 2417514 | 1906-10-30 | 2417505 | 1906-10-21 | 9 | AAVSO | |
| -86 | 9.0 | 2417804 | 1907-08-16 | 2417795 | 1907-08-07 | 9 | AAVSO |
| -85 | 9.5 | 2418098 | 1908-06-05 | 2418085 | 1908-05-23 | 13 | SVO |
| -84 | 9.3 | 2418411 | 1909-04-14 | 2418375 | 1909-03-09 | 36 | AAVSO |
| -83 | 9.5 | 2418685 | 1910-01-13 | 2418666 | 1909-12-25 | 19 | AAVSO |
| -82 | 9.4 | 2418995 | 1910-11-19 | 2418956 | 1910-10-11 | 39 | AAVSO |
| -81 | 9.1 | 2419291 | 1911-09-11 | 2419246 | 1911-07-28 | 45 | AAVSO |
| -80 | 9.5 | 2419581 | 1912-06-27 | 2419536 | 1912-05-13 | 45 | AAVSO |
| -79 | 9.4 | 2419855 | 1913-03-28 | 2419826 | 1913-02-27 | 29 | SVO |
| -78 | 8.9 | 2420141 | 1914-01-08 | 2420116 | 1913-12-14 | 25 | AAVSO |
| -77 | 2420413 | 1914-10-07 | 2420407 | 1914-10-01 | 6 | AAVSO | |
| -76 | 9.3 | 2420695 | 1915-07-16 | 2420697 | 1915-07-18 | -2 | AAVSO |
| -75 | 9.3 | 2420988 | 1916-05-04 | 2420987 | 1916-05-03 | 1 | SVO |
| -74 | 9.3 | 2421267 | 1917-02-07 | 2421277 | 1917-02-17 | -10 | AAVSO |
| -73 | 9.8 | 2421581 | 1917-12-18 | 2421567 | 1917-12-04 | 14 | AAVSO |
| -72 | 9.5 | 2421871 | 1918-10-04 | 2421858 | 1918-09-21 | 13 | AAVSO |
| -71 | 9.0 | 2422158 | 1919-07-18 | 2422148 | 1919-07-08 | 10 | AAVSO |
| -70 | 9.0 | 2422437 | 1920-04-22 | 2422438 | 1920-04-23 | -1 | AAVSO |
| -69 | 9.7 | 2422729 | 1921-02-08 | 2422728 | 1921-02-07 | 1 | SVO |
| -68 | 8.6 | 2422997 | 1921-11-03 | 2423018 | 1921-11-24 | -21 | AAVSO |
| -67 | 9.5 | 2423308 | 1922-09-10 | 2423309 | 1922-09-11 | -1 | SVO |
| -66 | 9.3 | 2423593 | 1923-06-22 | 2423599 | 1923-06-28 | -6 | SVO |
| -65 | 9.5 | 2423863 | 1924-03-18 | 2423889 | 1924-04-13 | -26 | SVO |
| -64 | 9.4 | 2424147 | 1924-12-27 | 2424179 | 1925-01-28 | -32 | AAVSO |
| -63 | 9.5 | 2424438 | 1925-10-14 | 2424469 | 1925-11-14 | -31 | AAVSO |
| -62 | 9.3 | 2424739 | 1926-08-11 | 2424759 | 1926-08-31 | -20 | SVO |
| -61 | 9.5 | 2425030 | 1927-05-29 | 2425050 | 1927-06-18 | -20 | SVO |
| -60 | 9.3 | 2425337 | 1928-03-31 | 2425340 | 1928-04-03 | -3 | AAVSO |
| -59 | 9.2 | 2425607 | 1928-12-26 | 2425630 | 1929-01-18 | -23 | AAVSO |
| -58 | 9.4 | 2425908 | 1929-10-23 | 2425920 | 1929-11-04 | -12 | AAVSO |
| -57 | 10.1 | 2426196 | 1930-08-07 | 2426210 | 1930-08-21 | -14 | AAVSO |
| -56 | 9.8 | 2426479 | 1931-05-17 | 2426501 | 1931-06-08 | -22 | AAVSO |
| -55 | 9.8 | 2426781 | 1932-03-14 | 2426791 | 1932-03-24 | -10 | AAVSO |
| -54 | 9.7 | 2427090 | 1933-01-17 | 2427081 | 1933-01-08 | 9 | AAVSO |
| -53 | 9.7 | 2427383 | 1933-11-06 | 2427371 | 1933-10-25 | 12 | AAVSO |
| -52 | 9.8 | 2427679 | 1934-08-29 | 2427661 | 1934-08-11 | 18 | AAVSO |
| -51 | 10.0 | 2427969 | 1935-06-15 | 2427952 | 1935-05-29 | 17 | AAVSO |
| -50 | 9.8 | 2428263 | 1936-04-04 | 2428242 | 1936-03-14 | 21 | AAVSO |
| -49 | 9.5 | 2428533 | 1936-12-30 | 2428532 | 1936-12-29 | 1 | AAVSO |
| -48 | 9.6 | 2428846 | 1937-11-08 | 2428822 | 1937-10-15 | 24 | SVO |
| -47 | 9.6 | 2429136 | 1938-08-25 | 2429112 | 1938-08-01 | 24 | SVO |
| -46 | 9.5 | 2429417 | 1939-06-02 | 2429403 | 1939-05-19 | 14 | SVO |
| -45 | 9.6 | 2429701 | 1940-03-12 | 2429693 | 1940-03-04 | 8 | SVO |
| -44 | 9.5 | 2429979 | 1940-12-15 | 2429983 | 1940-12-19 | -4 | AAVSO |
| -43 | 2430287 | 1941-10-19 | 2430273 | 1941-10-05 | 14 | AAVSO | |
| -42 | 9.6 | 2430597 | 1942-08-25 | 2430563 | 1942-07-22 | 34 | AAVSO |
| -41 | 9.6 | 2430917 | 1943-07-11 | 2430853 | 1943-05-08 | 64 | SVO |
| -40 | 9.5 | 2431183 | 1944-04-02 | 2431144 | 1944-02-23 | 39 | SVO |
| -39 | 9.5 | 2431469 | 1945-01-13 | 2431434 | 1944-12-09 | 35 | AAVSO |
| -38 | 2431747 | 1945-10-18 | 2431724 | 1945-09-25 | 23 | AAVSO | |
| -37 | 9.9 | 2432031 | 1946-07-29 | 2432014 | 1946-07-12 | 17 | SVO |
| -36 | 9.8 | 2432325 | 1947-05-19 | 2432304 | 1947-04-28 | 21 | SVO |
| -35 | 10.0 | 2432618 | 1948-03-07 | 2432595 | 1948-02-13 | 23 | AAVSO |
| -34 | 9.8 | 2432912 | 1948-12-26 | 2432885 | 1948-11-29 | 27 | AAVSO |
| -33 | 9.6 | 2433197 | 1949-10-07 | 2433175 | 1949-09-15 | 22 | AAVSO |
| -32 | 9.4 | 2433471 | 1950-07-08 | 2433465 | 1950-07-02 | 6 | SVO |
| -31 | 9.5 | 2433763 | 1951-04-26 | 2433755 | 1951-04-18 | 8 | SVO |
| -30 | 9.6 | 2434057 | 1952-02-14 | 2434046 | 1952-02-03 | 11 | AAVSO |
| -29 | 10.0 | 2434324 | 1952-11-07 | 2434336 | 1952-11-19 | -12 | AAVSO |
| -28 | 10.0 | 2434591 | 1953-08-01 | 2434626 | 1953-09-05 | -35 | AAVSO |
| -27 | 9.5 | 2434901 | 1954-06-07 | 2434916 | 1954-06-22 | -15 | SVO |
| -26 | 9.8 | 2435222 | 1955-04-24 | 2435206 | 1955-04-08 | 16 | SVO |
| -25 | 9.5 | 2435487 | 1956-01-14 | 2435497 | 1956-01-24 | -10 | AAVSO |
| -24 | 9.8 | 2435778 | 1956-10-31 | 2435787 | 1956-11-09 | -9 | AAVSO |
| -23 | 9.8 | 2436066 | 1957-08-15 | 2436077 | 1957-08-26 | -11 | AAVSO |
| -22 | 9.5 | 2436349 | 1958-05-25 | 2436367 | 1958-06-12 | -18 | SVO |
| -21 | 10.0 | 2436644 | 1959-03-16 | 2436657 | 1959-03-29 | -13 | AAVSO |
| -20 | 9.8 | 2436932 | 1959-12-29 | 2436947 | 1960-01-13 | -15 | AAVSO |
| -19 | 2437227 | 1960-10-19 | 2437238 | 1960-10-30 | -11 | AAVSO | |
| -18 | 9.6 | 2437516 | 1961-08-04 | 2437528 | 1961-08-16 | -12 | AAVSO |
| -17 | 9.6 | 2437813 | 1962-05-28 | 2437818 | 1962-06-02 | -5 | SVO |
| -16 | 9.9 | 2438129 | 1963-04-09 | 2438108 | 1963-03-19 | 21 | SVO |
| -15 | 9.4 | 2438387 | 1963-12-23 | 2438398 | 1964-01-03 | -11 | AAVSO |
| -14 | 10.0 | 2438675 | 1964-10-06 | 2438689 | 1964-10-20 | -14 | AAVSO |
| -13 | 9.5 | 2438971 | 1965-07-29 | 2438979 | 1965-08-06 | -8 | SVO |
| -12 | 9.7 | 2439236 | 1966-04-20 | 2439269 | 1966-05-23 | -33 | SVO |
| -11 | 9.9 | 2439536 | 1967-02-14 | 2439559 | 1967-03-09 | -23 | AAVSO |
| -10 | 10.0 | 2439841 | 1967-12-16 | 2439849 | 1967-12-24 | -8 | SVO |
| -9 | 9.9 | 2440054 | 1968-07-16 | 2440140 | 1968-10-10 | -86 | SVO |
| -8 | 9.6 | 2440391 | 1969-06-18 | 2440430 | 1969-07-27 | -39 | SVO |
| -7 | 9.8 | 2440686 | 1970-04-09 | 2440720 | 1970-05-13 | -34 | SVO |
| -6 | 9.9 | 2440964 | 1971-01-12 | 2441010 | 1971-02-27 | -46 | SVO |
| -5 | 10.0 | 2441225 | 1971-09-30 | 2441300 | 1971-12-14 | -75 | AAVSO |
| -4 | 9.7 | 2441518 | 1972-07-19 | 2441590 | 1972-09-29 | -72 | SVO |
| -3 | 9.9 | 2441807 | 1973-05-04 | 2441881 | 1973-07-17 | -74 | AAVSO |
| -2 | 9.7 | 2442143 | 1974-04-05 | 2442171 | 1974-05-03 | -28 | SVO |
| -1 | 10.2 | 2442419 | 1975-01-06 | 2442461 | 1975-02-17 | -42 | AAVSO |
| 0 | 9.9 | 2442709 | 1975-10-23 | 2442751 | 1975-12-04 | -42 | AAVSO |
| 1 | 10.2 | 2443017 | 1976-08-26 | 2443041 | 1976-09-19 | -24 | AAVSO |
| 2 | 9.5 | 2443311 | 1977-06-16 | 2443332 | 1977-07-07 | -21 | SVO |
| 3 | 9.6 | 2443615 | 1978-04-16 | 2443622 | 1978-04-23 | -7 | SVO |
| 4 | 9.7 | 2443915 | 1979-02-10 | 2443912 | 1979-02-07 | 3 | SVO |
| 5 | 10.0 | 2444176 | 1979-10-29 | 2444202 | 1979-11-24 | -26 | AAVSO |
| 6 | 9.7 | 2444461 | 1980-08-09 | 2444492 | 1980-09-09 | -31 | SVO |
| 7 | 10.2 | 2444757 | 1981-06-01 | 2444783 | 1981-06-27 | -26 | AAVSO |
| 8 | 9.6 | 2445022 | 1982-02-21 | 2445073 | 1982-04-13 | -51 | SVO |
| 9 | 10.1 | 2445337 | 1983-01-02 | 2445363 | 1983-01-28 | -26 | AAVSO |
| 10 | 9.8 | 2445626 | 1983-10-18 | 2445653 | 1983-11-14 | -27 | AAVSO |
| 11 | 9.6 | 2445898 | 1984-07-16 | 2445943 | 1984-08-30 | -45 | SVO |
| 12 | 9.8 | 2446190 | 1985-05-04 | 2446234 | 1985-06-17 | -44 | AAVSO |
| 13 | 10.0 | 2446480 | 1986-02-18 | 2446524 | 1986-04-03 | -44 | AAVSO |
| 14 | 9.9 | 2446767 | 1986-12-02 | 2446814 | 1987-01-18 | -47 | AAVSO |
| 15 | 2447055 | 1987-09-16 | 2447104 | 1987-11-04 | -49 | AAVSO | |
| 16 | 9.9 | 2447321 | 1988-06-08 | 2447394 | 1988-08-20 | -73 | SVO |
| 17 | 9.8 | 2447617 | 1989-03-31 | 2447684 | 1989-06-06 | -67 | SVO |
| 18 | 10.0 | 2447988 | 1990-04-06 | 2447975 | 1990-03-24 | 13 | SVO |
| 19 | 2448277 | 1991-01-20 | 2448265 | 1991-01-08 | 12 | AAVSO | |
| 20 | 2448515 | 1991-09-15 | 2448555 | 1991-10-25 | -40 | AAVSO | |
| 21 | 9.7 | 2448782 | 1992-06-08 | 2448845 | 1992-08-10 | -63 | SVO |
| 22 | 2449094 | 1993-04-16 | 2449135 | 1993-05-27 | -41 | AAVSO | |
| 23 | 9.4 | 2449394 | 1994-02-10 | 2449426 | 1994-03-14 | -32 | SVO |
| 24 | 9.7 | 2449692 | 1994-12-05 | 2449716 | 1994-12-29 | -24 | SVO |
| 25 | 9.7 | 2449991 | 1995-09-30 | 2450006 | 1995-10-15 | -15 | SVO |
| 26 | 9.5 | 2450271 | 1996-07-06 | 2450296 | 1996-07-31 | -25 | SVO |
| 27 | 9.6 | 2450570 | 1997-05-01 | 2450586 | 1997-05-17 | -16 | SVO |
| 28 | 9.5 | 2450873 | 1998-02-28 | 2450877 | 1998-03-04 | -4 | SVO |
| 29 | 2451157 | 1998-12-09 | 2451167 | 1998-12-19 | -10 | AAVSO | |
| 30 | 9.7 | 2451478 | 1999-10-26 | 2451457 | 1999-10-05 | 21 | SVO |
| 31 | 9.7 | 2451767 | 2000-08-10 | 2451747 | 2000-07-21 | 20 | SVO |
| 32 | 9.6 | 2452058 | 2001-05-28 | 2452037 | 2001-05-07 | 21 | SVO |
| 33 | 9.7 | 2452375 | 2002-04-10 | 2452327 | 2002-02-21 | 48 | SVO |
| 34 | 2452675 | 2003-02-04 | 2452618 | 2002-12-09 | 57 | AAVSO | |
| 35 | 2452958 | 2003-11-14 | 2452908 | 2003-09-25 | 50 | AAVSO | |
| 36 | 9.6 | 2453226 | 2004-08-08 | 2453198 | 2004-07-11 | 28 | SVO |
| 37 | 9.4 | 2453503 | 2005-05-12 | 2453488 | 2005-04-27 | 15 | SVO |
| 38 | 2453808 | 2006-03-13 | 2453778 | 2006-02-11 | 30 | AAVSO | |
| 39 | 2454100 | 2006-12-30 | 2454069 | 2006-11-29 | 31 | AAVSO | |
| 40 | 2454385 | 2007-10-11 | 2454359 | 2007-09-15 | 26 | AAVSO | |
| 41 | 9.8 | 2454653 | 2008-07-05 | 2454649 | 2008-07-01 | 4 | SVO |
| 42 | 9.4 | 2454932 | 2009-04-10 | 2454939 | 2009-04-17 | -7 | SVO |
| 43 | 9.5 | 2455236 | 2010-02-08 | 2455229 | 2010-02-01 | 7 | SVO |
| 44 | 10.0 | 2455565 | 2011-01-03 | 2455520 | 2010-11-19 | 45 | AAVSO |
| 45 | 9.8 | 2455882 | 2011-11-16 | 2455810 | 2011-09-05 | 72 | AAVSO |
| 46 | 9.7 | 2456148 | 2012-08-08 | 2456100 | 2012-06-21 | 48 | SVO |
| 47 | 9.9 | 2456453 | 2013-06-09 | 2456390 | 2013-04-07 | 63 | AAVSO |
| 48 | 9.8 | 2456745 | 2014-03-28 | 2456680 | 2014-01-22 | 65 | AAVSO |
| 49 | 9.3 | 2457042 | 2015-01-19 | 2456971 | 2014-11-09 | 71 | SVO |
| 50 | 9.5 | 2457342 | 2015-11-15 | 2457261 | 2015-08-26 | 81 | SVO |
| 51 | 9.5 | 2457655 | 2016-09-23 | 2457551 | 2016-06-11 | 104 | SVO |
| 52 | 9.8 | 2457937 | 2017-07-02 | 2457841 | 2017-03-28 | 96 | AAVSO |
| 53 | 2458230 | 2018-04-21 | 2458131 | 2018-01-12 | 99 | SVO | |
| 54 | 9.3 | 2458523 | 2019-02-08 | 2458421 | 2018-10-29 | 102 | SVO |
| 55 | 2458825 | 2019-12-07 | 2458712 | 2019-08-16 | 113 | SVO | |
| 56 | 2459110 | 2020-09-17 | 2459002 | 2020-06-01 | 108 | SVO | |
| 57 | 9.2 | 2459398 | 2021-07-02 | 2459292 | 2021-03-18 | 106 | SVO |
| 58 | 9.4 | 2459683 | 2022-04-13 | 2459582 | 2022-01-02 | 101 | 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. |