| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -85 | 2413892 | 1896-11-28 | 2416755 | 1904-10-01 | -2863 | AAVSO | |
| -84 | 8.8 | 2414372 | 1898-03-23 | 2417196 | 1905-12-16 | -2824 | SVO |
| -83 | 7.7 | 2414842 | 1899-07-06 | 2417637 | 1907-03-02 | -2795 | SVO |
| -82 | 2415358 | 1900-12-04 | 2418077 | 1908-05-15 | -2719 | AAVSO | |
| -81 | 7.7 | 2415832 | 1902-03-23 | 2418518 | 1909-07-30 | -2686 | AAVSO |
| -80 | 2416306 | 1903-07-10 | 2418959 | 1910-10-14 | -2653 | AAVSO | |
| -79 | 7.7 | 2416773 | 1904-10-19 | 2419400 | 1911-12-29 | -2627 | SVO |
| -78 | 8.6 | 2417231 | 1906-01-20 | 2419841 | 1913-03-14 | -2610 | SVO |
| -77 | 7.8 | 2417745 | 1907-06-18 | 2420281 | 1914-05-28 | -2536 | AAVSO |
| -76 | 7.8 | 2418184 | 1908-08-30 | 2420722 | 1915-08-12 | -2538 | AAVSO |
| -75 | 2418680 | 1910-01-08 | 2421163 | 1916-10-26 | -2483 | AAVSO | |
| -74 | 8.0 | 2419169 | 1911-05-12 | 2421604 | 1918-01-10 | -2435 | AAVSO |
| -73 | 8.9 | 2419647 | 1912-09-01 | 2422045 | 1919-03-27 | -2398 | AAVSO |
| -72 | 7.6 | 2420104 | 1913-12-02 | 2422485 | 1920-06-09 | -2381 | SVO |
| -71 | 8.0 | 2420590 | 1915-04-02 | 2422926 | 1921-08-24 | -2336 | AAVSO |
| -70 | 7.4 | 2421072 | 1916-07-27 | 2423367 | 1922-11-08 | -2295 | SVO |
| -69 | 9.3 | 2421562 | 1917-11-29 | 2423808 | 1924-01-23 | -2246 | SVO |
| -68 | 8.5 | 2422041 | 1919-03-23 | 2424249 | 1925-04-08 | -2208 | SVO |
| -67 | 8.5 | 2422531 | 1920-07-25 | 2424689 | 1926-06-22 | -2158 | SVO |
| -66 | 8.3 | 2423020 | 1921-11-26 | 2425130 | 1927-09-06 | -2110 | SVO |
| -65 | 7.4 | 2423495 | 1923-03-16 | 2425571 | 1928-11-20 | -2076 | SVO |
| -64 | 9.4 | 2423980 | 1924-07-13 | 2426012 | 1930-02-04 | -2032 | SVO |
| -63 | 8.4 | 2424482 | 1925-11-27 | 2426453 | 1931-04-21 | -1971 | SVO |
| -62 | 8.9 | 2424972 | 1927-04-01 | 2426893 | 1932-07-04 | -1921 | SVO |
| -61 | 8.1 | 2425473 | 1928-08-14 | 2427334 | 1933-09-18 | -1861 | SVO |
| -60 | 9.3 | 2425965 | 1929-12-19 | 2427775 | 1934-12-03 | -1810 | SVO |
| -59 | 7.8 | 2426448 | 1931-04-16 | 2428216 | 1936-02-17 | -1768 | SVO |
| -58 | 8.7 | 2426953 | 1932-09-02 | 2428657 | 1937-05-03 | -1704 | SVO |
| -57 | 7.4 | 2427443 | 1934-01-05 | 2429097 | 1938-07-17 | -1654 | SVO |
| -56 | 9.5 | 2427942 | 1935-05-19 | 2429538 | 1939-10-01 | -1596 | SVO |
| -55 | 8.3 | 2428425 | 1936-09-13 | 2429979 | 1940-12-15 | -1554 | SVO |
| -54 | 8.5 | 2428917 | 1938-01-18 | 2430420 | 1942-03-01 | -1503 | SVO |
| -53 | 7.8 | 2429405 | 1939-05-21 | 2430861 | 1943-05-16 | -1456 | SVO |
| -52 | 9.0 | 2429885 | 1940-09-12 | 2431301 | 1944-07-29 | -1416 | SVO |
| -51 | 8.5 | 2430371 | 1942-01-11 | 2431742 | 1945-10-13 | -1371 | SVO |
| -50 | 7.7 | 2430844 | 1943-04-29 | 2432183 | 1946-12-28 | -1339 | SVO |
| -49 | 8.8 | 2431322 | 1944-08-19 | 2432624 | 1948-03-13 | -1302 | SVO |
| -48 | 8.1 | 2431807 | 1945-12-17 | 2433065 | 1949-05-28 | -1258 | SVO |
| -47 | 8.2 | 2432298 | 1947-04-22 | 2433505 | 1950-08-11 | -1207 | AAVSO |
| -46 | 7.9 | 2432767 | 1948-08-03 | 2433946 | 1951-10-26 | -1179 | SVO |
| -45 | 8.4 | 2433254 | 1949-12-03 | 2434387 | 1953-01-09 | -1133 | SVO |
| -44 | 7.9 | 2433736 | 1951-03-30 | 2434828 | 1954-03-26 | -1092 | SVO |
| -43 | 8.4 | 2434224 | 1952-07-30 | 2435269 | 1955-06-10 | -1045 | SVO |
| -42 | 7.9 | 2434719 | 1953-12-07 | 2435709 | 1956-08-23 | -990 | SVO |
| -41 | 7.9 | 2435203 | 1955-04-05 | 2436150 | 1957-11-07 | -947 | SVO |
| -40 | 8.4 | 2435694 | 1956-08-08 | 2436591 | 1959-01-22 | -897 | SVO |
| -39 | 8.1 | 2436183 | 1957-12-10 | 2437032 | 1960-04-07 | -849 | SVO |
| -38 | 8.3 | 2436666 | 1959-04-07 | 2437473 | 1961-06-22 | -807 | SVO |
| -37 | 7.2 | 2437147 | 1960-07-31 | 2437913 | 1962-09-05 | -766 | SVO |
| -36 | 8.7 | 2437648 | 1961-12-14 | 2438354 | 1963-11-20 | -706 | SVO |
| -35 | 8.5 | 2438139 | 1963-04-19 | 2438795 | 1965-02-03 | -656 | SVO |
| -34 | 7.7 | 2438634 | 1964-08-26 | 2439236 | 1966-04-20 | -602 | SVO |
| -33 | 8.2 | 2439125 | 1965-12-30 | 2439677 | 1967-07-05 | -552 | SVO |
| -32 | 8.1 | 2439613 | 1967-05-02 | 2440117 | 1968-09-17 | -504 | SVO |
| -31 | 7.6 | 2440105 | 1968-09-05 | 2440558 | 1969-12-02 | -453 | SVO |
| -30 | 8.4 | 2440582 | 1969-12-26 | 2440999 | 1971-02-16 | -417 | SVO |
| -29 | 7.6 | 2441066 | 1971-04-24 | 2441440 | 1972-05-02 | -374 | SVO |
| -28 | 8.4 | 2441543 | 1972-08-13 | 2441881 | 1973-07-17 | -338 | SVO |
| -27 | 7.9 | 2442029 | 1973-12-12 | 2442321 | 1974-09-30 | -292 | SVO |
| -26 | 7.9 | 2442502 | 1975-03-30 | 2442762 | 1975-12-15 | -260 | SVO |
| -25 | 7.6 | 2442987 | 1976-07-27 | 2443203 | 1977-02-28 | -216 | SVO |
| -24 | 7.5 | 2443448 | 1977-10-31 | 2443644 | 1978-05-15 | -196 | SVO |
| -23 | 7.4 | 2443936 | 1979-03-03 | 2444085 | 1979-07-30 | -149 | SVO |
| -22 | 7.6 | 2444413 | 1980-06-22 | 2444525 | 1980-10-12 | -112 | SVO |
| -21 | 7.5 | 2444901 | 1981-10-23 | 2444966 | 1981-12-27 | -65 | SVO |
| -20 | 7.9 | 2445381 | 1983-02-15 | 2445407 | 1983-03-13 | -26 | SVO |
| -19 | 7.9 | 2445868 | 1984-06-16 | 2445848 | 1984-05-27 | 20 | SVO |
| -18 | 8.4 | 2446348 | 1985-10-09 | 2446289 | 1985-08-11 | 59 | SVO |
| -17 | 7.6 | 2446831 | 1987-02-04 | 2446729 | 1986-10-25 | 102 | SVO |
| -16 | 8.9 | 2447332 | 1988-06-19 | 2447170 | 1988-01-09 | 162 | SVO |
| -15 | 7.8 | 2447826 | 1989-10-26 | 2447611 | 1989-03-25 | 215 | SVO |
| -14 | 8.0 | 2448320 | 1991-03-04 | 2448052 | 1990-06-09 | 268 | SVO |
| -13 | 7.9 | 2448819 | 1992-07-15 | 2448493 | 1991-08-24 | 326 | SVO |
| -12 | 7.4 | 2449317 | 1993-11-25 | 2448933 | 1992-11-06 | 384 | SVO |
| -11 | 8.0 | 2449818 | 1995-04-10 | 2449374 | 1994-01-21 | 444 | SVO |
| -10 | 7.5 | 2450313 | 1996-08-17 | 2449815 | 1995-04-07 | 498 | SVO |
| -9 | 8.0 | 2450807 | 1997-12-24 | 2450256 | 1996-06-21 | 551 | SVO |
| -8 | 7.5 | 2451305 | 1999-05-06 | 2450697 | 1997-09-05 | 608 | SVO |
| -7 | 8.0 | 2451790 | 2000-09-02 | 2451137 | 1998-11-19 | 653 | SVO |
| -6 | 7.7 | 2452282 | 2002-01-07 | 2451578 | 2000-02-03 | 704 | SVO |
| -5 | 8.4 | 2452773 | 2003-05-13 | 2452019 | 2001-04-19 | 754 | SVO |
| -4 | 7.6 | 2453262 | 2004-09-13 | 2452460 | 2002-07-04 | 802 | SVO |
| -3 | 8.4 | 2453741 | 2006-01-05 | 2452901 | 2003-09-18 | 840 | SVO |
| -2 | 7.3 | 2454223 | 2007-05-02 | 2453341 | 2004-12-01 | 882 | SVO |
| -1 | 8.3 | 2454700 | 2008-08-21 | 2453782 | 2006-02-15 | 918 | SVO |
| 0 | 8.0 | 2455187 | 2009-12-21 | 2454223 | 2007-05-02 | 964 | SVO |
| 1 | 8.5 | 2455663 | 2011-04-11 | 2454664 | 2008-07-16 | 999 | SVO |
| 2 | 7.6 | 2456124 | 2012-07-15 | 2455105 | 2009-09-30 | 1019 | SVO |
| 3 | 8.8 | 2456602 | 2013-11-05 | 2455545 | 2010-12-14 | 1057 | SVO |
| 4 | 7.7 | 2457056 | 2015-02-02 | 2455986 | 2012-02-28 | 1070 | SVO |
| 5 | 8.6 | 2457543 | 2016-06-03 | 2456427 | 2013-05-14 | 1116 | SVO |
| 6 | 7.6 | 2458016 | 2017-09-19 | 2456868 | 2014-07-29 | 1148 | SVO |
| 7 | 8.2 | 2458490 | 2019-01-06 | 2457309 | 2015-10-13 | 1181 | SVO |
| 8 | 7.7 | 2458978 | 2020-05-08 | 2457749 | 2016-12-26 | 1229 | SVO |
| 9 | 8.4 | 2459448 | 2021-08-21 | 2458190 | 2018-03-12 | 1258 | SVO |
| 10 | 7.9 | 2459935 | 2022-12-21 | 2458631 | 2019-05-27 | 1304 | 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. |