| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -88 | 2412100 | 1892-01-02 | 2412066 | 1891-11-29 | 34 | GuL, 1918, 1.1 | |
| -80 | 2414739 | 1899-03-25 | 2414737 | 1899-03-23 | 2 | AnHar, 1937, vol 105, p 459 | |
| -79 | 2415065 | 1900-02-14 | 2415071 | 1900-02-20 | -6 | PLPla, 1950, vol 26, p 5 | |
| -78 | 2415400 | 1901-01-15 | 2415404 | 1901-01-19 | -4 | SVO | |
| -77 | 8.6 | 2415732 | 1901-12-13 | 2415738 | 1901-12-19 | -6 | SVO |
| -76 | 8.9 | 2416058 | 1902-11-04 | 2416072 | 1902-11-18 | -14 | SVO |
| -74 | 2416740 | 1904-09-16 | 2416740 | 1904-09-16 | 0 | SVO | |
| -73 | 2417080 | 1905-08-22 | 2417074 | 1905-08-16 | 6 | SVO | |
| -71 | 2417750 | 1907-06-23 | 2417741 | 1907-06-14 | 9 | SVO | |
| -65 | 2419750 | 1912-12-13 | 2419744 | 1912-12-07 | 6 | SVO | |
| -62 | 2420740 | 1915-08-30 | 2420746 | 1915-09-05 | -6 | SVO | |
| -61 | 2421080 | 1916-08-04 | 2421080 | 1916-08-04 | 0 | SVO | |
| -58 | 2422060 | 1919-04-11 | 2422081 | 1919-05-02 | -21 | SVO | |
| -57 | 2422400 | 1920-03-16 | 2422415 | 1920-03-31 | -15 | SVO | |
| -56 | 9.8 | 2422740 | 1921-02-19 | 2422749 | 1921-02-28 | -9 | SVO |
| -55 | 9.0 | 2423072 | 1922-01-17 | 2423083 | 1922-01-28 | -11 | AAVSO |
| -54 | 10.0 | 2423407 | 1922-12-18 | 2423417 | 1922-12-28 | -10 | SVO |
| -53 | 9.7 | 2423731 | 1923-11-07 | 2423750 | 1923-11-26 | -19 | AAVSO |
| -52 | 10.0 | 2424079 | 1924-10-20 | 2424084 | 1924-10-25 | -5 | AAVSO |
| -51 | 10.5 | 2424401 | 1925-09-07 | 2424418 | 1925-09-24 | -17 | AAVSO |
| -50 | 9.9 | 2424744 | 1926-08-16 | 2424752 | 1926-08-24 | -8 | AAVSO |
| -49 | 10.4 | 2425075 | 1927-07-13 | 2425086 | 1927-07-24 | -11 | AAVSO |
| -48 | 10.2 | 2425416 | 1928-06-18 | 2425420 | 1928-06-22 | -4 | AAVSO |
| -47 | 9.7 | 2425753 | 1929-05-21 | 2425753 | 1929-05-21 | 0 | AAVSO |
| -46 | 9.9 | 2426077 | 1930-04-10 | 2426087 | 1930-04-20 | -10 | AAVSO |
| -45 | 9.6 | 2426414 | 1931-03-13 | 2426421 | 1931-03-20 | -7 | AAVSO |
| -44 | 9.5 | 2426755 | 1932-02-17 | 2426755 | 1932-02-17 | 0 | AAVSO |
| -43 | 9.2 | 2427086 | 1933-01-13 | 2427089 | 1933-01-16 | -3 | AAVSO |
| -42 | 9.7 | 2427422 | 1933-12-15 | 2427423 | 1933-12-16 | -1 | AAVSO |
| -41 | 10.4 | 2427775 | 1934-12-03 | 2427756 | 1934-11-14 | 19 | AAVSO |
| -40 | 10.0 | 2428106 | 1935-10-30 | 2428090 | 1935-10-14 | 16 | AAVSO |
| -39 | 9.3 | 2428445 | 1936-10-03 | 2428424 | 1936-09-12 | 21 | AAVSO |
| -38 | 10.2 | 2428778 | 1937-09-01 | 2428758 | 1937-08-12 | 20 | AAVSO |
| -31 | 2431116 | 1944-01-26 | 2431095 | 1944-01-05 | 21 | AAVSO | |
| -30 | 8.9 | 2431446 | 1944-12-21 | 2431429 | 1944-12-04 | 17 | AAVSO |
| -29 | 10.3 | 2431792 | 1945-12-02 | 2431763 | 1945-11-03 | 29 | SVO |
| -28 | 9.8 | 2432119 | 1946-10-25 | 2432096 | 1946-10-02 | 23 | SVO |
| -27 | 10.0 | 2432449 | 1947-09-20 | 2432430 | 1947-09-01 | 19 | SVO |
| -26 | 9.2 | 2432781 | 1948-08-17 | 2432764 | 1948-07-31 | 17 | SVO |
| -25 | 10.0 | 2433116 | 1949-07-18 | 2433098 | 1949-06-30 | 18 | SVO |
| -24 | 10.0 | 2433447 | 1950-06-14 | 2433432 | 1950-05-30 | 15 | SVO |
| -23 | 9.9 | 2433796 | 1951-05-29 | 2433766 | 1951-04-29 | 30 | SVO |
| -22 | 10.2 | 2434117 | 1952-04-14 | 2434099 | 1952-03-27 | 18 | AAVSO |
| -21 | 9.5 | 2434445 | 1953-03-08 | 2434433 | 1953-02-24 | 12 | SVO |
| -20 | 9.9 | 2434787 | 1954-02-13 | 2434767 | 1954-01-24 | 20 | SVO |
| -19 | 9.4 | 2435109 | 1955-01-01 | 2435101 | 1954-12-24 | 8 | SVO |
| -18 | 9.5 | 2435444 | 1955-12-02 | 2435435 | 1955-11-23 | 9 | SVO |
| -17 | 10.1 | 2435783 | 1956-11-05 | 2435769 | 1956-10-22 | 14 | SVO |
| -16 | 9.5 | 2436104 | 1957-09-22 | 2436102 | 1957-09-20 | 2 | SVO |
| -15 | 10.1 | 2436445 | 1958-08-29 | 2436436 | 1958-08-20 | 9 | SVO |
| -14 | 10.6 | 2436784 | 1959-08-03 | 2436770 | 1959-07-20 | 14 | SVO |
| -13 | 9.4 | 2437118 | 1960-07-02 | 2437104 | 1960-06-18 | 14 | SVO |
| -12 | 9.6 | 2437439 | 1961-05-19 | 2437438 | 1961-05-18 | 1 | SVO |
| -11 | 10.2 | 2437779 | 1962-04-24 | 2437772 | 1962-04-17 | 7 | AAVSO |
| -10 | 9.9 | 2438109 | 1963-03-20 | 2438105 | 1963-03-16 | 4 | SVO |
| -9 | 9.8 | 2438428 | 1964-02-02 | 2438439 | 1964-02-13 | -11 | SVO |
| -8 | 9.0 | 2438757 | 1964-12-27 | 2438773 | 1965-01-12 | -16 | SVO |
| -7 | 10.6 | 2439081 | 1965-11-16 | 2439107 | 1965-12-12 | -26 | AAVSO |
| -6 | 10.4 | 2439410 | 1966-10-11 | 2439441 | 1966-11-11 | -31 | SVO |
| -5 | 10.3 | 2439751 | 1967-09-17 | 2439775 | 1967-10-11 | -24 | SVO |
| -4 | 10.1 | 2440076 | 1968-08-07 | 2440108 | 1968-09-08 | -32 | SVO |
| -3 | 10.0 | 2440412 | 1969-07-09 | 2440442 | 1969-08-08 | -30 | SVO |
| -2 | 10.3 | 2440755 | 1970-06-17 | 2440776 | 1970-07-08 | -21 | SVO |
| -1 | 2441084 | 1971-05-12 | 2441110 | 1971-06-07 | -26 | AAVSO | |
| 0 | 2441417 | 1972-04-09 | 2441444 | 1972-05-06 | -27 | AAVSO | |
| 1 | 9.9 | 2441759 | 1973-03-17 | 2441778 | 1973-04-05 | -19 | SVO |
| 2 | 9.6 | 2442095 | 1974-02-16 | 2442112 | 1974-03-05 | -17 | SVO |
| 3 | 9.9 | 2442434 | 1975-01-21 | 2442445 | 1975-02-01 | -11 | AAVSO |
| 4 | 10.3 | 2442777 | 1975-12-30 | 2442779 | 1976-01-01 | -2 | SVO |
| 5 | 10.5 | 2443107 | 1976-11-24 | 2443113 | 1976-11-30 | -6 | SVO |
| 6 | 9.1 | 2443445 | 1977-10-28 | 2443447 | 1977-10-30 | -2 | SVO |
| 7 | 11.0 | 2443788 | 1978-10-06 | 2443781 | 1978-09-29 | 7 | SVO |
| 8 | 10.6 | 2444125 | 1979-09-08 | 2444115 | 1979-08-29 | 10 | AAVSO |
| 9 | 10.6 | 2444459 | 1980-08-07 | 2444448 | 1980-07-27 | 11 | AAVSO |
| 10 | 9.9 | 2444794 | 1981-07-08 | 2444782 | 1981-06-26 | 12 | SVO |
| 11 | 9.4 | 2445125 | 1982-06-04 | 2445116 | 1982-05-26 | 9 | AAVSO |
| 12 | 10.1 | 2445438 | 1983-04-13 | 2445450 | 1983-04-25 | -12 | AAVSO |
| 13 | 9.8 | 2445767 | 1984-03-07 | 2445784 | 1984-03-24 | -17 | SVO |
| 14 | 9.3 | 2446098 | 1985-02-01 | 2446118 | 1985-02-21 | -20 | SVO |
| 15 | 9.9 | 2446431 | 1985-12-31 | 2446451 | 1986-01-20 | -20 | AAVSO |
| 16 | 10.1 | 2446764 | 1986-11-29 | 2446785 | 1986-12-20 | -21 | SVO |
| 17 | 9.6 | 2447109 | 1987-11-09 | 2447119 | 1987-11-19 | -10 | SVO |
| 18 | 10.3 | 2447442 | 1988-10-07 | 2447453 | 1988-10-18 | -11 | SVO |
| 19 | 2447776 | 1989-09-06 | 2447787 | 1989-09-17 | -11 | AAVSO | |
| 20 | 2448110 | 1990-08-06 | 2448121 | 1990-08-17 | -11 | AAVSO | |
| 21 | 2448449 | 1991-07-11 | 2448454 | 1991-07-16 | -5 | AAVSO | |
| 22 | 2448775 | 1992-06-01 | 2448788 | 1992-06-14 | -13 | AAVSO | |
| 23 | 2449106 | 1993-04-28 | 2449122 | 1993-05-14 | -16 | AAVSO | |
| 24 | 2449451 | 1994-04-08 | 2449456 | 1994-04-13 | -5 | AAVSO | |
| 25 | 9.9 | 2449790 | 1995-03-13 | 2449790 | 1995-03-13 | 0 | SVO |
| 26 | 9.6 | 2450125 | 1996-02-11 | 2450124 | 1996-02-10 | 1 | SVO |
| 27 | 9.6 | 2450459 | 1997-01-10 | 2450457 | 1997-01-08 | 2 | SVO |
| 28 | 9.4 | 2450794 | 1997-12-11 | 2450791 | 1997-12-08 | 3 | SVO |
| 29 | 9.3 | 2451137 | 1998-11-19 | 2451125 | 1998-11-07 | 12 | SVO |
| 30 | 9.3 | 2451464 | 1999-10-12 | 2451459 | 1999-10-07 | 5 | SVO |
| 31 | 9.5 | 2451804 | 2000-09-16 | 2451793 | 2000-09-05 | 11 | SVO |
| 32 | 9.8 | 2452145 | 2001-08-23 | 2452127 | 2001-08-05 | 18 | SVO |
| 33 | 2452467 | 2002-07-11 | 2452460 | 2002-07-04 | 7 | AAVSO | |
| 34 | 2452802 | 2003-06-11 | 2452794 | 2003-06-03 | 8 | AAVSO | |
| 35 | 2453127 | 2004-05-01 | 2453128 | 2004-05-02 | -1 | AAVSO | |
| 36 | 2453473 | 2005-04-12 | 2453462 | 2005-04-01 | 11 | AAVSO | |
| 37 | 9.7 | 2453797 | 2006-03-02 | 2453796 | 2006-03-01 | 1 | SVO |
| 38 | 9.4 | 2454125 | 2007-01-24 | 2454130 | 2007-01-29 | -5 | SVO |
| 39 | 9.1 | 2454459 | 2007-12-24 | 2454464 | 2007-12-29 | -5 | SVO |
| 40 | 10.2 | 2454803 | 2008-12-02 | 2454797 | 2008-11-26 | 6 | SVO |
| 41 | 9.8 | 2455133 | 2009-10-28 | 2455131 | 2009-10-26 | 2 | SVO |
| 42 | 9.2 | 2455475 | 2010-10-05 | 2455465 | 2010-09-25 | 10 | SVO |
| 43 | 10.5 | 2455811 | 2011-09-06 | 2455799 | 2011-08-25 | 12 | SVO |
| 44 | 9.7 | 2456144 | 2012-08-04 | 2456133 | 2012-07-24 | 11 | SVO |
| 45 | 10.4 | 2456477 | 2013-07-03 | 2456467 | 2013-06-23 | 10 | SVO |
| 46 | 9.6 | 2456813 | 2014-06-04 | 2456800 | 2014-05-22 | 13 | AAVSO |
| 47 | 11.1 | 2457146 | 2015-05-03 | 2457134 | 2015-04-21 | 12 | AAVSO |
| 48 | 9.9 | 2457475 | 2016-03-27 | 2457468 | 2016-03-20 | 7 | SVO |
| 49 | 10.3 | 2457812 | 2017-02-27 | 2457802 | 2017-02-17 | 10 | SVO |
| 50 | 9.4 | 2458130 | 2018-01-11 | 2458136 | 2018-01-17 | -6 | SVO |
| 51 | 9.6 | 2458464 | 2018-12-11 | 2458470 | 2018-12-17 | -6 | SVO |
| 52 | 9.1 | 2458804 | 2019-11-16 | 2458803 | 2019-11-15 | 1 | SVO |
| 53 | 9.7 | 2459139 | 2020-10-16 | 2459137 | 2020-10-14 | 2 | SVO |
| 54 | 9.3 | 2459475 | 2021-09-17 | 2459471 | 2021-09-13 | 4 | SVO |
| 55 | 10.0 | 2459805 | 2022-08-13 | 2459805 | 2022-08-13 | 0 | 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. |