| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -97 | 2415363 | 1900-12-09 | 2415381 | 1900-12-27 | -18 | AnHar, 1937, vol 105, p 459 | |
| -92 | 10.0 | 2416869 | 1905-01-23 | 2416878 | 1905-02-01 | -9 | AAVSO |
| -91 | 2417189 | 1905-12-09 | 2417178 | 1905-11-28 | 11 | AAVSO | |
| -90 | 2417508 | 1906-10-24 | 2417477 | 1906-09-23 | 31 | AAVSO | |
| -89 | 2417813 | 1907-08-25 | 2417777 | 1907-07-20 | 36 | AAVSO | |
| -88 | 2418107 | 1908-06-14 | 2418076 | 1908-05-14 | 31 | AAVSO | |
| -87 | 2418413 | 1909-04-16 | 2418375 | 1909-03-09 | 38 | AAVSO | |
| -86 | 10.2 | 2418685 | 1910-01-13 | 2418675 | 1910-01-03 | 10 | AAVSO |
| -85 | 2418989 | 1910-11-13 | 2418974 | 1910-10-29 | 15 | AAVSO | |
| -84 | 10.1 | 2419267 | 1911-08-18 | 2419274 | 1911-08-25 | -7 | AAVSO |
| -83 | 2419573 | 1912-06-19 | 2419573 | 1912-06-19 | 0 | AAVSO | |
| -82 | 10.5 | 2419847 | 1913-03-20 | 2419873 | 1913-04-15 | -26 | AAVSO |
| -81 | 10.3 | 2420137 | 1914-01-04 | 2420172 | 1914-02-08 | -35 | AAVSO |
| -80 | 10.3 | 2420427 | 1914-10-21 | 2420472 | 1914-12-05 | -45 | AAVSO |
| -79 | 2420722 | 1915-08-12 | 2420771 | 1915-09-30 | -49 | AAVSO | |
| -78 | 10.2 | 2421009 | 1916-05-25 | 2421070 | 1916-07-25 | -61 | AAVSO |
| -77 | 10.4 | 2421314 | 1917-03-26 | 2421370 | 1917-05-21 | -56 | AAVSO |
| -76 | 10.3 | 2421601 | 1918-01-07 | 2421669 | 1918-03-16 | -68 | AAVSO |
| -75 | 10.8 | 2421894 | 1918-10-27 | 2421969 | 1919-01-10 | -75 | AAVSO |
| -74 | 10.9 | 2422195 | 1919-08-24 | 2422268 | 1919-11-05 | -73 | AAVSO |
| -73 | 2422500 | 1920-06-24 | 2422568 | 1920-08-31 | -68 | AAVSO | |
| -72 | 10.5 | 2422812 | 1921-05-02 | 2422867 | 1921-06-26 | -55 | SVO |
| -71 | 10.3 | 2423104 | 1922-02-18 | 2423167 | 1922-04-22 | -63 | SVO |
| -70 | 11.0 | 2423402 | 1922-12-13 | 2423466 | 1923-02-15 | -64 | AAVSO |
| -69 | 10.9 | 2423707 | 1923-10-14 | 2423766 | 1923-12-12 | -59 | SVO |
| -68 | 10.5 | 2423997 | 1924-07-30 | 2424065 | 1924-10-06 | -68 | AAVSO |
| -67 | 10.6 | 2424289 | 1925-05-18 | 2424364 | 1925-08-01 | -75 | AAVSO |
| -66 | 10.4 | 2424588 | 1926-03-13 | 2424664 | 1926-05-28 | -76 | AAVSO |
| -65 | 10.7 | 2424896 | 1927-01-15 | 2424963 | 1927-03-23 | -67 | AAVSO |
| -64 | 10.7 | 2425207 | 1927-11-22 | 2425263 | 1928-01-17 | -56 | SVO |
| -63 | 10.4 | 2425515 | 1928-09-25 | 2425562 | 1928-11-11 | -47 | SVO |
| -62 | 10.9 | 2425817 | 1929-07-24 | 2425862 | 1929-09-07 | -45 | AAVSO |
| -61 | 10.4 | 2426127 | 1930-05-30 | 2426161 | 1930-07-03 | -34 | SVO |
| -60 | 10.8 | 2426420 | 1931-03-19 | 2426461 | 1931-04-29 | -41 | AAVSO |
| -59 | 11.0 | 2426737 | 1932-01-30 | 2426760 | 1932-02-22 | -23 | AAVSO |
| -58 | 10.3 | 2427049 | 1932-12-07 | 2427060 | 1932-12-18 | -11 | SVO |
| -57 | 11.2 | 2427349 | 1933-10-03 | 2427359 | 1933-10-13 | -10 | AAVSO |
| -56 | 10.9 | 2427658 | 1934-08-08 | 2427658 | 1934-08-08 | 0 | AAVSO |
| -55 | 10.9 | 2427960 | 1935-06-06 | 2427958 | 1935-06-04 | 2 | AAVSO |
| -54 | 2428257 | 1936-03-29 | 2428257 | 1936-03-29 | 0 | AAVSO | |
| -53 | 11.0 | 2428555 | 1937-01-21 | 2428557 | 1937-01-23 | -2 | AAVSO |
| -52 | 10.5 | 2428878 | 1937-12-10 | 2428856 | 1937-11-18 | 22 | SVO |
| -51 | 10.8 | 2429161 | 1938-09-19 | 2429156 | 1938-09-14 | 5 | SVO |
| -50 | 10.7 | 2429457 | 1939-07-12 | 2429455 | 1939-07-10 | 2 | AAVSO |
| -49 | 2429757 | 1940-05-07 | 2429755 | 1940-05-05 | 2 | AAVSO | |
| -48 | 10.8 | 2430058 | 1941-03-04 | 2430054 | 1941-02-28 | 4 | AAVSO |
| -47 | 10.3 | 2430370 | 1942-01-10 | 2430353 | 1941-12-24 | 17 | AAVSO |
| -46 | 10.6 | 2430668 | 1942-11-04 | 2430653 | 1942-10-20 | 15 | SVO |
| -45 | 10.4 | 2430965 | 1943-08-28 | 2430952 | 1943-08-15 | 13 | SVO |
| -44 | 10.9 | 2431280 | 1944-07-08 | 2431252 | 1944-06-10 | 28 | AAVSO |
| -43 | 2431560 | 1945-04-14 | 2431551 | 1945-04-05 | 9 | AAVSO | |
| -42 | 10.5 | 2431858 | 1946-02-06 | 2431851 | 1946-01-30 | 7 | AAVSO |
| -41 | 10.5 | 2432171 | 1946-12-16 | 2432150 | 1946-11-25 | 21 | SVO |
| -40 | 10.9 | 2432479 | 1947-10-20 | 2432450 | 1947-09-21 | 29 | SVO |
| -39 | 10.3 | 2432781 | 1948-08-17 | 2432749 | 1948-07-16 | 32 | AAVSO |
| -38 | 10.6 | 2433080 | 1949-06-12 | 2433049 | 1949-05-12 | 31 | AAVSO |
| -37 | 2433391 | 1950-04-19 | 2433348 | 1950-03-07 | 43 | AAVSO | |
| -36 | 10.2 | 2433690 | 1951-02-12 | 2433647 | 1950-12-31 | 43 | AAVSO |
| -35 | 10.7 | 2433995 | 1951-12-14 | 2433947 | 1951-10-27 | 48 | AAVSO |
| -34 | 10.6 | 2434307 | 1952-10-21 | 2434246 | 1952-08-21 | 61 | SVO |
| -33 | 10.5 | 2434600 | 1953-08-10 | 2434546 | 1953-06-17 | 54 | SVO |
| -32 | 11.0 | 2434899 | 1954-06-05 | 2434845 | 1954-04-12 | 54 | AAVSO |
| -31 | 10.9 | 2435209 | 1955-04-11 | 2435145 | 1955-02-06 | 64 | AAVSO |
| -30 | 10.5 | 2435510 | 1956-02-06 | 2435444 | 1955-12-02 | 66 | AAVSO |
| -29 | 11.0 | 2435837 | 1956-12-29 | 2435744 | 1956-09-27 | 93 | AAVSO |
| -28 | 10.9 | 2436127 | 1957-10-15 | 2436043 | 1957-07-23 | 84 | SVO |
| -27 | 10.5 | 2436418 | 1958-08-02 | 2436343 | 1958-05-19 | 75 | SVO |
| -26 | 10.8 | 2436725 | 1959-06-05 | 2436642 | 1959-03-14 | 83 | AAVSO |
| -25 | 2437023 | 1960-03-29 | 2436941 | 1960-01-07 | 82 | AAVSO | |
| -24 | 10.6 | 2437321 | 1961-01-21 | 2437241 | 1960-11-02 | 80 | AAVSO |
| -23 | 10.6 | 2437596 | 1961-10-23 | 2437540 | 1961-08-28 | 56 | SVO |
| -22 | 11.0 | 2437892 | 1962-08-15 | 2437840 | 1962-06-24 | 52 | AAVSO |
| -21 | 11.0 | 2438189 | 1963-06-08 | 2438139 | 1963-04-19 | 50 | AAVSO |
| -20 | 11.0 | 2438489 | 1964-04-03 | 2438439 | 1964-02-13 | 50 | AAVSO |
| -19 | 10.2 | 2438788 | 1965-01-27 | 2438738 | 1964-12-08 | 50 | AAVSO |
| -18 | 10.6 | 2439088 | 1965-11-23 | 2439038 | 1965-10-04 | 50 | SVO |
| -17 | 11.1 | 2439385 | 1966-09-16 | 2439337 | 1966-07-30 | 48 | SVO |
| -16 | 10.9 | 2439684 | 1967-07-12 | 2439636 | 1967-05-25 | 48 | AAVSO |
| -15 | 10.8 | 2439972 | 1968-04-25 | 2439936 | 1968-03-20 | 36 | SVO |
| -14 | 10.0 | 2440277 | 1969-02-24 | 2440235 | 1969-01-13 | 42 | AAVSO |
| -13 | 10.9 | 2440581 | 1969-12-25 | 2440535 | 1969-11-09 | 46 | SVO |
| -12 | 10.7 | 2440874 | 1970-10-14 | 2440834 | 1970-09-04 | 40 | SVO |
| -11 | 11.2 | 2441185 | 1971-08-21 | 2441134 | 1971-07-01 | 51 | SVO |
| -10 | 2441468 | 1972-05-30 | 2441433 | 1972-04-25 | 35 | AAVSO | |
| -9 | 11.0 | 2441782 | 1973-04-09 | 2441733 | 1973-02-19 | 49 | SVO |
| -8 | 10.6 | 2442081 | 1974-02-02 | 2442032 | 1973-12-15 | 49 | SVO |
| -7 | 10.7 | 2442367 | 1974-11-15 | 2442332 | 1974-10-11 | 35 | SVO |
| -6 | 11.0 | 2442672 | 1975-09-16 | 2442631 | 1975-08-06 | 41 | AAVSO |
| -5 | 11.1 | 2442979 | 1976-07-19 | 2442930 | 1976-05-31 | 49 | SVO |
| -4 | 11.5 | 2443273 | 1977-05-09 | 2443230 | 1977-03-27 | 43 | AAVSO |
| -3 | 10.9 | 2443571 | 1978-03-03 | 2443529 | 1978-01-20 | 42 | AAVSO |
| -2 | 10.5 | 2443870 | 1978-12-27 | 2443829 | 1978-11-16 | 41 | SVO |
| -1 | 10.6 | 2444168 | 1979-10-21 | 2444128 | 1979-09-11 | 40 | SVO |
| 0 | 11.0 | 2444468 | 1980-08-16 | 2444428 | 1980-07-07 | 40 | SVO |
| 1 | 10.7 | 2444767 | 1981-06-11 | 2444727 | 1981-05-02 | 40 | SVO |
| 2 | 10.5 | 2445053 | 1982-03-24 | 2445027 | 1982-02-26 | 26 | SVO |
| 3 | 10.7 | 2445355 | 1983-01-20 | 2445326 | 1982-12-22 | 29 | SVO |
| 4 | 10.7 | 2445652 | 1983-11-13 | 2445626 | 1983-10-18 | 26 | SVO |
| 5 | 10.9 | 2445943 | 1984-08-30 | 2445925 | 1984-08-12 | 18 | SVO |
| 6 | 11.3 | 2446243 | 1985-06-26 | 2446224 | 1985-06-07 | 19 | SVO |
| 7 | 10.7 | 2446531 | 1986-04-10 | 2446524 | 1986-04-03 | 7 | SVO |
| 8 | 11.1 | 2446835 | 1987-02-08 | 2446823 | 1987-01-27 | 12 | SVO |
| 9 | 10.7 | 2447128 | 1987-11-28 | 2447123 | 1987-11-23 | 5 | SVO |
| 10 | 11.2 | 2447421 | 1988-09-16 | 2447422 | 1988-09-17 | -1 | SVO |
| 11 | 11.1 | 2447719 | 1989-07-11 | 2447722 | 1989-07-14 | -3 | SVO |
| 12 | 10.8 | 2448012 | 1990-04-30 | 2448021 | 1990-05-09 | -9 | SVO |
| 13 | 11.0 | 2448311 | 1991-02-23 | 2448321 | 1991-03-05 | -10 | SVO |
| 14 | 10.8 | 2448592 | 1991-12-01 | 2448620 | 1991-12-29 | -28 | SVO |
| 15 | 10.9 | 2448889 | 1992-09-23 | 2448920 | 1992-10-24 | -31 | SVO |
| 16 | 10.6 | 2449183 | 1993-07-14 | 2449219 | 1993-08-19 | -36 | SVO |
| 17 | 10.8 | 2449479 | 1994-05-06 | 2449518 | 1994-06-14 | -39 | SVO |
| 18 | 10.8 | 2449779 | 1995-03-02 | 2449818 | 1995-04-10 | -39 | SVO |
| 19 | 10.9 | 2450078 | 1995-12-26 | 2450117 | 1996-02-03 | -39 | SVO |
| 20 | 11.0 | 2450374 | 1996-10-17 | 2450417 | 1996-11-29 | -43 | SVO |
| 21 | 11.0 | 2450669 | 1997-08-08 | 2450716 | 1997-09-24 | -47 | SVO |
| 22 | 11.1 | 2450971 | 1998-06-06 | 2451016 | 1998-07-21 | -45 | SVO |
| 23 | 11.0 | 2451252 | 1999-03-14 | 2451315 | 1999-05-16 | -63 | SVO |
| 24 | 10.8 | 2451547 | 2000-01-03 | 2451615 | 2000-03-11 | -68 | SVO |
| 25 | 10.9 | 2451852 | 2000-11-03 | 2451914 | 2001-01-04 | -62 | SVO |
| 26 | 11.0 | 2452150 | 2001-08-28 | 2452213 | 2001-10-30 | -63 | SVO |
| 27 | 10.9 | 2452454 | 2002-06-28 | 2452513 | 2002-08-26 | -59 | SVO |
| 28 | 11.1 | 2452760 | 2003-04-30 | 2452812 | 2003-06-21 | -52 | SVO |
| 29 | 10.7 | 2453070 | 2004-03-05 | 2453112 | 2004-04-16 | -42 | SVO |
| 30 | 11.1 | 2453380 | 2005-01-09 | 2453411 | 2005-02-09 | -31 | SVO |
| 31 | 10.9 | 2453681 | 2005-11-06 | 2453711 | 2005-12-06 | -30 | SVO |
| 32 | 10.9 | 2453983 | 2006-09-04 | 2454010 | 2006-10-01 | -27 | SVO |
| 33 | 10.8 | 2454269 | 2007-06-17 | 2454310 | 2007-07-28 | -41 | SVO |
| 34 | 10.7 | 2454557 | 2008-03-31 | 2454609 | 2008-05-22 | -52 | SVO |
| 35 | 10.7 | 2454869 | 2009-02-06 | 2454909 | 2009-03-18 | -40 | SVO |
| 36 | 10.7 | 2455165 | 2009-11-29 | 2455208 | 2010-01-11 | -43 | SVO |
| 37 | 10.5 | 2455469 | 2010-09-29 | 2455507 | 2010-11-06 | -38 | SVO |
| 38 | 10.3 | 2455769 | 2011-07-26 | 2455807 | 2011-09-02 | -38 | SVO |
| 39 | 10.6 | 2456080 | 2012-06-01 | 2456106 | 2012-06-27 | -26 | SVO |
| 40 | 10.7 | 2456387 | 2013-04-04 | 2456406 | 2013-04-23 | -19 | SVO |
| 41 | 10.5 | 2456687 | 2014-01-29 | 2456705 | 2014-02-16 | -18 | SVO |
| 42 | 10.6 | 2456992 | 2014-11-30 | 2457005 | 2014-12-13 | -13 | SVO |
| 43 | 10.6 | 2457306 | 2015-10-10 | 2457304 | 2015-10-08 | 2 | SVO |
| 44 | 10.6 | 2457595 | 2016-07-25 | 2457604 | 2016-08-03 | -9 | SVO |
| 45 | 10.3 | 2457891 | 2017-05-17 | 2457903 | 2017-05-29 | -12 | SVO |
| 46 | 10.5 | 2458197 | 2018-03-19 | 2458203 | 2018-03-25 | -6 | SVO |
| 47 | 10.6 | 2458504 | 2019-01-20 | 2458502 | 2019-01-18 | 2 | SVO |
| 48 | 10.4 | 2458795 | 2019-11-07 | 2458801 | 2019-11-13 | -6 | SVO |
| 49 | 10.7 | 2459101 | 2020-09-08 | 2459101 | 2020-09-08 | 0 | SVO |
| 50 | 10.6 | 2459398 | 2021-07-02 | 2459400 | 2021-07-04 | -2 | SVO |
| 51 | 10.9 | 2459706 | 2022-05-06 | 2459700 | 2022-04-30 | 6 | 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. |