| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -99 | 2414046 | 1897-05-01 | 2414014 | 1897-03-30 | 32 | AnHar, 1909, vol 55, p 95 | |
| -98 | 2414341 | 1898-02-20 | 2414304 | 1898-01-14 | 37 | AnHar, 1909, vol 55, p 95 | |
| -97 | 2414617 | 1898-11-23 | 2414595 | 1898-11-01 | 22 | AnHar, 1909, vol 55, p 95 | |
| -96 | 2414913 | 1899-09-15 | 2414885 | 1899-08-18 | 28 | GuL, 1918, 1.1 | |
| -90 | 2416619 | 1904-05-18 | 2416627 | 1904-05-26 | -8 | AAVSO | |
| -89 | 9.1 | 2416914 | 1905-03-09 | 2416917 | 1905-03-12 | -3 | AAVSO |
| -88 | 9.5 | 2417235 | 1906-01-24 | 2417208 | 1905-12-28 | 27 | AAVSO |
| -87 | 2417514 | 1906-10-30 | 2417498 | 1906-10-14 | 16 | AAVSO | |
| -86 | 9.0 | 2417804 | 1907-08-16 | 2417789 | 1907-08-01 | 15 | AAVSO |
| -85 | 9.5 | 2418098 | 1908-06-05 | 2418079 | 1908-05-17 | 19 | SVO |
| -84 | 9.3 | 2418411 | 1909-04-14 | 2418369 | 1909-03-03 | 42 | AAVSO |
| -83 | 9.5 | 2418685 | 1910-01-13 | 2418660 | 1909-12-19 | 25 | AAVSO |
| -82 | 9.4 | 2418995 | 1910-11-19 | 2418950 | 1910-10-05 | 45 | AAVSO |
| -81 | 9.1 | 2419291 | 1911-09-11 | 2419240 | 1911-07-22 | 51 | AAVSO |
| -80 | 9.5 | 2419581 | 1912-06-27 | 2419531 | 1912-05-08 | 50 | AAVSO |
| -79 | 9.4 | 2419855 | 1913-03-28 | 2419821 | 1913-02-22 | 34 | SVO |
| -78 | 8.9 | 2420141 | 1914-01-08 | 2420111 | 1913-12-09 | 30 | AAVSO |
| -77 | 2420413 | 1914-10-07 | 2420402 | 1914-09-26 | 11 | AAVSO | |
| -76 | 9.3 | 2420695 | 1915-07-16 | 2420692 | 1915-07-13 | 3 | AAVSO |
| -75 | 9.3 | 2420988 | 1916-05-04 | 2420982 | 1916-04-28 | 6 | SVO |
| -74 | 9.3 | 2421267 | 1917-02-07 | 2421273 | 1917-02-13 | -6 | AAVSO |
| -73 | 9.8 | 2421581 | 1917-12-18 | 2421563 | 1917-11-30 | 18 | AAVSO |
| -72 | 9.5 | 2421871 | 1918-10-04 | 2421853 | 1918-09-16 | 18 | AAVSO |
| -71 | 9.0 | 2422158 | 1919-07-18 | 2422144 | 1919-07-04 | 14 | AAVSO |
| -70 | 9.0 | 2422437 | 1920-04-22 | 2422434 | 1920-04-19 | 3 | AAVSO |
| -69 | 9.7 | 2422729 | 1921-02-08 | 2422724 | 1921-02-03 | 5 | SVO |
| -68 | 8.6 | 2422997 | 1921-11-03 | 2423015 | 1921-11-21 | -18 | AAVSO |
| -67 | 9.5 | 2423308 | 1922-09-10 | 2423305 | 1922-09-07 | 3 | SVO |
| -66 | 9.3 | 2423593 | 1923-06-22 | 2423595 | 1923-06-24 | -2 | SVO |
| -65 | 9.5 | 2423863 | 1924-03-18 | 2423886 | 1924-04-10 | -23 | SVO |
| -64 | 9.4 | 2424147 | 1924-12-27 | 2424176 | 1925-01-25 | -29 | AAVSO |
| -63 | 9.5 | 2424438 | 1925-10-14 | 2424466 | 1925-11-11 | -28 | AAVSO |
| -62 | 9.3 | 2424739 | 1926-08-11 | 2424757 | 1926-08-29 | -18 | SVO |
| -61 | 9.5 | 2425030 | 1927-05-29 | 2425047 | 1927-06-15 | -17 | SVO |
| -60 | 9.3 | 2425337 | 1928-03-31 | 2425338 | 1928-04-01 | -1 | AAVSO |
| -59 | 9.2 | 2425607 | 1928-12-26 | 2425628 | 1929-01-16 | -21 | AAVSO |
| -58 | 9.4 | 2425908 | 1929-10-23 | 2425918 | 1929-11-02 | -10 | AAVSO |
| -57 | 10.1 | 2426196 | 1930-08-07 | 2426209 | 1930-08-20 | -13 | AAVSO |
| -56 | 9.8 | 2426479 | 1931-05-17 | 2426499 | 1931-06-06 | -20 | AAVSO |
| -55 | 9.8 | 2426781 | 1932-03-14 | 2426789 | 1932-03-22 | -8 | AAVSO |
| -54 | 9.7 | 2427090 | 1933-01-17 | 2427080 | 1933-01-07 | 10 | AAVSO |
| -53 | 9.7 | 2427383 | 1933-11-06 | 2427370 | 1933-10-24 | 13 | AAVSO |
| -52 | 9.8 | 2427679 | 1934-08-29 | 2427660 | 1934-08-10 | 19 | AAVSO |
| -51 | 10.0 | 2427969 | 1935-06-15 | 2427951 | 1935-05-28 | 18 | AAVSO |
| -50 | 9.8 | 2428263 | 1936-04-04 | 2428241 | 1936-03-13 | 22 | AAVSO |
| -49 | 9.5 | 2428533 | 1936-12-30 | 2428531 | 1936-12-28 | 2 | 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 | 2429402 | 1939-05-18 | 15 | 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 | 2430564 | 1942-07-23 | 33 | AAVSO |
| -41 | 9.6 | 2430917 | 1943-07-11 | 2430854 | 1943-05-09 | 63 | SVO |
| -40 | 9.5 | 2431183 | 1944-04-02 | 2431144 | 1944-02-23 | 39 | SVO |
| -39 | 9.5 | 2431469 | 1945-01-13 | 2431435 | 1944-12-10 | 34 | AAVSO |
| -38 | 2431747 | 1945-10-18 | 2431725 | 1945-09-26 | 22 | AAVSO | |
| -37 | 9.9 | 2432031 | 1946-07-29 | 2432015 | 1946-07-13 | 16 | SVO |
| -36 | 9.8 | 2432325 | 1947-05-19 | 2432306 | 1947-04-30 | 19 | SVO |
| -35 | 10.0 | 2432618 | 1948-03-07 | 2432596 | 1948-02-14 | 22 | AAVSO |
| -34 | 9.8 | 2432912 | 1948-12-26 | 2432886 | 1948-11-30 | 26 | AAVSO |
| -33 | 9.6 | 2433197 | 1949-10-07 | 2433177 | 1949-09-17 | 20 | AAVSO |
| -32 | 9.4 | 2433471 | 1950-07-08 | 2433467 | 1950-07-04 | 4 | SVO |
| -31 | 9.5 | 2433763 | 1951-04-26 | 2433758 | 1951-04-21 | 5 | SVO |
| -30 | 9.6 | 2434057 | 1952-02-14 | 2434048 | 1952-02-05 | 9 | AAVSO |
| -29 | 10.0 | 2434324 | 1952-11-07 | 2434338 | 1952-11-21 | -14 | AAVSO |
| -28 | 10.0 | 2434591 | 1953-08-01 | 2434629 | 1953-09-08 | -38 | AAVSO |
| -27 | 9.5 | 2434901 | 1954-06-07 | 2434919 | 1954-06-25 | -18 | SVO |
| -26 | 9.8 | 2435222 | 1955-04-24 | 2435209 | 1955-04-11 | 13 | SVO |
| -25 | 9.5 | 2435487 | 1956-01-14 | 2435500 | 1956-01-27 | -13 | AAVSO |
| -24 | 9.8 | 2435778 | 1956-10-31 | 2435790 | 1956-11-12 | -12 | AAVSO |
| -23 | 9.8 | 2436066 | 1957-08-15 | 2436080 | 1957-08-29 | -14 | AAVSO |
| -22 | 9.5 | 2436349 | 1958-05-25 | 2436371 | 1958-06-16 | -22 | SVO |
| -21 | 10.0 | 2436644 | 1959-03-16 | 2436661 | 1959-04-02 | -17 | AAVSO |
| -20 | 9.8 | 2436932 | 1959-12-29 | 2436951 | 1960-01-17 | -19 | AAVSO |
| -19 | 2437227 | 1960-10-19 | 2437242 | 1960-11-03 | -15 | AAVSO | |
| -18 | 9.6 | 2437516 | 1961-08-04 | 2437532 | 1961-08-20 | -16 | AAVSO |
| -17 | 9.6 | 2437813 | 1962-05-28 | 2437822 | 1962-06-06 | -9 | SVO |
| -16 | 9.9 | 2438129 | 1963-04-09 | 2438113 | 1963-03-24 | 16 | SVO |
| -15 | 9.4 | 2438387 | 1963-12-23 | 2438403 | 1964-01-08 | -16 | AAVSO |
| -14 | 10.0 | 2438675 | 1964-10-06 | 2438693 | 1964-10-24 | -18 | AAVSO |
| -13 | 9.5 | 2438971 | 1965-07-29 | 2438984 | 1965-08-11 | -13 | SVO |
| -12 | 9.7 | 2439236 | 1966-04-20 | 2439274 | 1966-05-28 | -38 | SVO |
| -11 | 9.9 | 2439536 | 1967-02-14 | 2439564 | 1967-03-14 | -28 | AAVSO |
| -10 | 10.0 | 2439841 | 1967-12-16 | 2439855 | 1967-12-30 | -14 | SVO |
| -9 | 9.9 | 2440054 | 1968-07-16 | 2440145 | 1968-10-15 | -91 | SVO |
| -8 | 9.6 | 2440391 | 1969-06-18 | 2440435 | 1969-08-01 | -44 | SVO |
| -7 | 9.8 | 2440686 | 1970-04-09 | 2440726 | 1970-05-19 | -40 | SVO |
| -6 | 9.9 | 2440964 | 1971-01-12 | 2441016 | 1971-03-05 | -52 | SVO |
| -5 | 10.0 | 2441225 | 1971-09-30 | 2441307 | 1971-12-21 | -82 | AAVSO |
| -4 | 9.7 | 2441518 | 1972-07-19 | 2441597 | 1972-10-06 | -79 | SVO |
| -3 | 9.9 | 2441807 | 1973-05-04 | 2441887 | 1973-07-23 | -80 | AAVSO |
| -2 | 9.7 | 2442143 | 1974-04-05 | 2442178 | 1974-05-10 | -35 | SVO |
| -1 | 10.2 | 2442419 | 1975-01-06 | 2442468 | 1975-02-24 | -49 | AAVSO |
| 0 | 9.9 | 2442709 | 1975-10-23 | 2442758 | 1975-12-11 | -49 | AAVSO |
| 1 | 10.2 | 2443017 | 1976-08-26 | 2443049 | 1976-09-27 | -32 | AAVSO |
| 2 | 9.5 | 2443311 | 1977-06-16 | 2443339 | 1977-07-14 | -28 | SVO |
| 3 | 9.6 | 2443615 | 1978-04-16 | 2443629 | 1978-04-30 | -14 | SVO |
| 4 | 9.7 | 2443915 | 1979-02-10 | 2443920 | 1979-02-15 | -5 | SVO |
| 5 | 10.0 | 2444176 | 1979-10-29 | 2444210 | 1979-12-02 | -34 | AAVSO |
| 6 | 9.7 | 2444461 | 1980-08-09 | 2444500 | 1980-09-17 | -39 | SVO |
| 7 | 10.2 | 2444757 | 1981-06-01 | 2444791 | 1981-07-05 | -34 | AAVSO |
| 8 | 9.6 | 2445022 | 1982-02-21 | 2445081 | 1982-04-21 | -59 | SVO |
| 9 | 10.1 | 2445337 | 1983-01-02 | 2445371 | 1983-02-05 | -34 | AAVSO |
| 10 | 9.8 | 2445626 | 1983-10-18 | 2445662 | 1983-11-23 | -36 | AAVSO |
| 11 | 9.6 | 2445898 | 1984-07-16 | 2445952 | 1984-09-08 | -54 | SVO |
| 12 | 9.8 | 2446190 | 1985-05-04 | 2446242 | 1985-06-25 | -52 | AAVSO |
| 13 | 10.0 | 2446480 | 1986-02-18 | 2446533 | 1986-04-12 | -53 | AAVSO |
| 14 | 9.9 | 2446767 | 1986-12-02 | 2446823 | 1987-01-27 | -56 | AAVSO |
| 15 | 2447055 | 1987-09-16 | 2447113 | 1987-11-13 | -58 | AAVSO | |
| 16 | 9.9 | 2447321 | 1988-06-08 | 2447404 | 1988-08-30 | -83 | SVO |
| 17 | 9.8 | 2447617 | 1989-03-31 | 2447694 | 1989-06-16 | -77 | SVO |
| 18 | 10.0 | 2447988 | 1990-04-06 | 2447984 | 1990-04-02 | 4 | SVO |
| 19 | 2448277 | 1991-01-20 | 2448275 | 1991-01-18 | 2 | AAVSO | |
| 20 | 2448515 | 1991-09-15 | 2448565 | 1991-11-04 | -50 | AAVSO | |
| 21 | 9.7 | 2448782 | 1992-06-08 | 2448856 | 1992-08-21 | -74 | SVO |
| 22 | 2449094 | 1993-04-16 | 2449146 | 1993-06-07 | -52 | AAVSO | |
| 23 | 9.4 | 2449394 | 1994-02-10 | 2449436 | 1994-03-24 | -42 | SVO |
| 24 | 9.7 | 2449692 | 1994-12-05 | 2449727 | 1995-01-09 | -35 | SVO |
| 25 | 9.7 | 2449991 | 1995-09-30 | 2450017 | 1995-10-26 | -26 | SVO |
| 26 | 9.5 | 2450271 | 1996-07-06 | 2450307 | 1996-08-11 | -36 | SVO |
| 27 | 9.6 | 2450570 | 1997-05-01 | 2450598 | 1997-05-29 | -28 | SVO |
| 28 | 9.5 | 2450873 | 1998-02-28 | 2450888 | 1998-03-15 | -15 | SVO |
| 29 | 2451157 | 1998-12-09 | 2451178 | 1998-12-30 | -21 | AAVSO | |
| 30 | 9.7 | 2451478 | 1999-10-26 | 2451469 | 1999-10-17 | 9 | SVO |
| 31 | 9.7 | 2451767 | 2000-08-10 | 2451759 | 2000-08-02 | 8 | SVO |
| 32 | 9.6 | 2452058 | 2001-05-28 | 2452049 | 2001-05-19 | 9 | SVO |
| 33 | 9.7 | 2452375 | 2002-04-10 | 2452340 | 2002-03-06 | 35 | SVO |
| 34 | 2452675 | 2003-02-04 | 2452630 | 2002-12-21 | 45 | AAVSO | |
| 35 | 2452958 | 2003-11-14 | 2452920 | 2003-10-07 | 38 | AAVSO | |
| 36 | 9.6 | 2453226 | 2004-08-08 | 2453211 | 2004-07-24 | 15 | SVO |
| 37 | 9.4 | 2453503 | 2005-05-12 | 2453501 | 2005-05-10 | 2 | SVO |
| 38 | 2453808 | 2006-03-13 | 2453791 | 2006-02-24 | 17 | AAVSO | |
| 39 | 2454100 | 2006-12-30 | 2454082 | 2006-12-12 | 18 | AAVSO | |
| 40 | 2454385 | 2007-10-11 | 2454372 | 2007-09-28 | 13 | AAVSO | |
| 41 | 9.8 | 2454653 | 2008-07-05 | 2454662 | 2008-07-14 | -9 | SVO |
| 42 | 9.4 | 2454932 | 2009-04-10 | 2454953 | 2009-05-01 | -21 | SVO |
| 43 | 9.5 | 2455236 | 2010-02-08 | 2455243 | 2010-02-15 | -7 | SVO |
| 44 | 10.0 | 2455565 | 2011-01-03 | 2455533 | 2010-12-02 | 32 | AAVSO |
| 45 | 9.8 | 2455882 | 2011-11-16 | 2455824 | 2011-09-19 | 58 | AAVSO |
| 46 | 9.7 | 2456148 | 2012-08-08 | 2456114 | 2012-07-05 | 34 | SVO |
| 47 | 9.9 | 2456453 | 2013-06-09 | 2456405 | 2013-04-22 | 48 | AAVSO |
| 48 | 9.8 | 2456745 | 2014-03-28 | 2456695 | 2014-02-06 | 50 | AAVSO |
| 49 | 9.3 | 2457042 | 2015-01-19 | 2456985 | 2014-11-23 | 57 | SVO |
| 50 | 9.5 | 2457342 | 2015-11-15 | 2457276 | 2015-09-10 | 66 | SVO |
| 51 | 9.5 | 2457655 | 2016-09-23 | 2457566 | 2016-06-26 | 89 | SVO |
| 52 | 9.8 | 2457937 | 2017-07-02 | 2457856 | 2017-04-12 | 81 | AAVSO |
| 53 | 2458230 | 2018-04-21 | 2458147 | 2018-01-28 | 83 | SVO | |
| 54 | 9.3 | 2458523 | 2019-02-08 | 2458437 | 2018-11-14 | 86 | SVO |
| 55 | 2458825 | 2019-12-07 | 2458727 | 2019-08-31 | 98 | SVO | |
| 56 | 2459110 | 2020-09-17 | 2459018 | 2020-06-17 | 92 | SVO | |
| 57 | 9.2 | 2459398 | 2021-07-02 | 2459308 | 2021-04-03 | 90 | SVO |
| 58 | 9.4 | 2459683 | 2022-04-13 | 2459598 | 2022-01-18 | 85 | 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. |