| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -79 | 2412130 | 1892-02-01 | 2412159 | 1892-03-01 | -29 | AnHar, 1952, vol 118 | |
| -77 | 2412991 | 1894-06-11 | 2412970 | 1894-05-21 | 21 | AAVSO | |
| -76 | 8.1 | 2413387 | 1895-07-12 | 2413376 | 1895-07-01 | 11 | AAVSO |
| -75 | 2413805 | 1896-09-02 | 2413782 | 1896-08-10 | 23 | SVO | |
| -74 | 2414199 | 1897-10-01 | 2414187 | 1897-09-19 | 12 | AnHar, 1909, vol 55, p 95 | |
| -73 | 2414608 | 1898-11-14 | 2414593 | 1898-10-30 | 15 | AnHar, 1909, vol 55, p 95 | |
| -72 | 2415008 | 1899-12-19 | 2414999 | 1899-12-10 | 9 | SVO | |
| -71 | 2415410 | 1901-01-25 | 2415404 | 1901-01-19 | 6 | SVO | |
| -70 | 2415815 | 1902-03-06 | 2415810 | 1902-03-01 | 5 | GuL, 1918, 1.1 | |
| -69 | 2416220 | 1903-04-15 | 2416215 | 1903-04-10 | 5 | AAVSO | |
| -68 | 2416612 | 1904-05-11 | 2416621 | 1904-05-20 | -9 | AAVSO | |
| -67 | 2417024 | 1905-06-27 | 2417027 | 1905-06-30 | -3 | AAVSO | |
| -66 | 9.0 | 2417434 | 1906-08-11 | 2417432 | 1906-08-09 | 2 | SVO |
| -65 | 8.8 | 2417824 | 1907-09-05 | 2417838 | 1907-09-19 | -14 | AAVSO |
| -64 | 8.9 | 2418219 | 1908-10-04 | 2418244 | 1908-10-29 | -25 | AAVSO |
| -63 | 8.7 | 2418615 | 1909-11-04 | 2418649 | 1909-12-08 | -34 | AAVSO |
| -62 | 9.0 | 2419032 | 1910-12-26 | 2419055 | 1911-01-18 | -23 | AAVSO |
| -61 | 8.8 | 2419426 | 1912-01-24 | 2419461 | 1912-02-28 | -35 | SVO |
| -60 | 9.8 | 2419857 | 1913-03-30 | 2419866 | 1913-04-08 | -9 | SVO |
| -59 | 9.1 | 2420252 | 1914-04-29 | 2420272 | 1914-05-19 | -20 | SVO |
| -58 | 8.5 | 2420646 | 1915-05-28 | 2420677 | 1915-06-28 | -31 | SVO |
| -57 | 8.8 | 2421049 | 1916-07-04 | 2421083 | 1916-08-07 | -34 | AAVSO |
| -56 | 8.9 | 2421464 | 1917-08-23 | 2421489 | 1917-09-17 | -25 | SVO |
| -55 | 8.6 | 2421872 | 1918-10-05 | 2421894 | 1918-10-27 | -22 | SVO |
| -54 | 8.5 | 2422273 | 1919-11-10 | 2422300 | 1919-12-07 | -27 | SVO |
| -53 | 8.5 | 2422675 | 1920-12-16 | 2422706 | 1921-01-16 | -31 | SVO |
| -52 | 8.5 | 2423098 | 1922-02-12 | 2423111 | 1922-02-25 | -13 | SVO |
| -51 | 8.9 | 2423528 | 1923-04-18 | 2423517 | 1923-04-07 | 11 | SVO |
| -50 | 8.5 | 2423923 | 1924-05-17 | 2423923 | 1924-05-17 | 0 | SVO |
| -49 | 8.5 | 2424347 | 1925-07-15 | 2424328 | 1925-06-26 | 19 | SVO |
| -48 | 8.5 | 2424742 | 1926-08-14 | 2424734 | 1926-08-06 | 8 | SVO |
| -47 | 8.5 | 2425164 | 1927-10-10 | 2425140 | 1927-09-16 | 24 | SVO |
| -46 | 8.5 | 2425562 | 1928-11-11 | 2425545 | 1928-10-25 | 17 | SVO |
| -45 | 8.7 | 2425971 | 1929-12-25 | 2425951 | 1929-12-05 | 20 | SVO |
| -44 | 8.6 | 2426369 | 1931-01-27 | 2426356 | 1931-01-14 | 13 | SVO |
| -43 | 9.0 | 2426788 | 1932-03-21 | 2426762 | 1932-02-24 | 26 | SVO |
| -42 | 8.8 | 2427181 | 1933-04-18 | 2427168 | 1933-04-05 | 13 | SVO |
| -41 | 8.9 | 2427594 | 1934-06-05 | 2427573 | 1934-05-15 | 21 | SVO |
| -40 | 8.9 | 2427990 | 1935-07-06 | 2427979 | 1935-06-25 | 11 | SVO |
| -39 | 9.1 | 2428408 | 1936-08-27 | 2428385 | 1936-08-04 | 23 | SVO |
| -38 | 8.9 | 2428805 | 1937-09-28 | 2428790 | 1937-09-13 | 15 | SVO |
| -37 | 8.9 | 2429219 | 1938-11-16 | 2429196 | 1938-10-24 | 23 | SVO |
| -36 | 8.9 | 2429627 | 1939-12-29 | 2429602 | 1939-12-04 | 25 | SVO |
| -35 | 8.8 | 2430033 | 1941-02-07 | 2430007 | 1941-01-12 | 26 | SVO |
| -34 | 9.1 | 2430422 | 1942-03-03 | 2430413 | 1942-02-22 | 9 | SVO |
| -33 | 8.9 | 2430834 | 1943-04-19 | 2430818 | 1943-04-03 | 16 | SVO |
| -32 | 8.8 | 2431228 | 1944-05-17 | 2431224 | 1944-05-13 | 4 | SVO |
| -31 | 8.9 | 2431644 | 1945-07-07 | 2431630 | 1945-06-23 | 14 | SVO |
| -30 | 8.8 | 2432043 | 1946-08-10 | 2432035 | 1946-08-02 | 8 | SVO |
| -29 | 9.0 | 2432453 | 1947-09-24 | 2432441 | 1947-09-12 | 12 | SVO |
| -28 | 9.0 | 2432857 | 1948-11-01 | 2432847 | 1948-10-22 | 10 | SVO |
| -27 | 9.1 | 2433274 | 1949-12-23 | 2433252 | 1949-12-01 | 22 | SVO |
| -26 | 8.9 | 2433662 | 1951-01-15 | 2433658 | 1951-01-11 | 4 | SVO |
| -25 | 9.3 | 2434074 | 1952-03-02 | 2434064 | 1952-02-21 | 10 | SVO |
| -24 | 9.3 | 2434497 | 1953-04-29 | 2434469 | 1953-04-01 | 28 | SVO |
| -23 | 9.3 | 2434902 | 1954-06-08 | 2434875 | 1954-05-12 | 27 | SVO |
| -22 | 9.1 | 2435290 | 1955-07-01 | 2435280 | 1955-06-21 | 10 | SVO |
| -21 | 9.0 | 2435686 | 1956-07-31 | 2435686 | 1956-07-31 | 0 | SVO |
| -20 | 9.1 | 2436094 | 1957-09-12 | 2436092 | 1957-09-10 | 2 | SVO |
| -19 | 8.9 | 2436471 | 1958-09-24 | 2436497 | 1958-10-20 | -26 | SVO |
| -18 | 9.1 | 2436880 | 1959-11-07 | 2436903 | 1959-11-30 | -23 | SVO |
| -17 | 8.9 | 2437279 | 1960-12-10 | 2437309 | 1961-01-09 | -30 | SVO |
| -16 | 8.9 | 2437675 | 1962-01-10 | 2437714 | 1962-02-18 | -39 | SVO |
| -15 | 9.1 | 2438107 | 1963-03-18 | 2438120 | 1963-03-31 | -13 | SVO |
| -14 | 8.8 | 2438503 | 1964-04-17 | 2438526 | 1964-05-10 | -23 | SVO |
| -13 | 9.7 | 2438915 | 1965-06-03 | 2438931 | 1965-06-19 | -16 | SVO |
| -12 | 9.1 | 2439311 | 1966-07-04 | 2439337 | 1966-07-30 | -26 | SVO |
| -11 | 9.0 | 2439724 | 1967-08-21 | 2439743 | 1967-09-09 | -19 | SVO |
| -10 | 9.1 | 2440137 | 1968-10-07 | 2440148 | 1968-10-18 | -11 | SVO |
| -9 | 8.9 | 2440544 | 1969-11-18 | 2440554 | 1969-11-28 | -10 | SVO |
| -8 | 8.8 | 2440945 | 1970-12-24 | 2440959 | 1971-01-07 | -14 | SVO |
| -7 | 8.9 | 2441363 | 1972-02-15 | 2441365 | 1972-02-17 | -2 | SVO |
| -6 | 9.0 | 2441762 | 1973-03-20 | 2441771 | 1973-03-29 | -9 | SVO |
| -5 | 9.1 | 2442167 | 1974-04-29 | 2442176 | 1974-05-08 | -9 | SVO |
| -4 | 8.9 | 2442575 | 1975-06-11 | 2442582 | 1975-06-18 | -7 | SVO |
| -3 | 9.0 | 2442986 | 1976-07-26 | 2442988 | 1976-07-28 | -2 | SVO |
| -2 | 9.4 | 2443405 | 1977-09-18 | 2443393 | 1977-09-06 | 12 | SVO |
| -1 | 9.1 | 2443816 | 1978-11-03 | 2443799 | 1978-10-17 | 17 | SVO |
| 0 | 8.9 | 2444216 | 1979-12-08 | 2444205 | 1979-11-27 | 11 | SVO |
| 1 | 8.9 | 2444609 | 1981-01-04 | 2444610 | 1981-01-05 | -1 | SVO |
| 2 | 9.1 | 2445019 | 1982-02-18 | 2445016 | 1982-02-15 | 3 | SVO |
| 3 | 9.1 | 2445445 | 1983-04-20 | 2445421 | 1983-03-27 | 24 | SVO |
| 4 | 9.0 | 2445836 | 1984-05-15 | 2445827 | 1984-05-06 | 9 | SVO |
| 5 | 8.9 | 2446243 | 1985-06-26 | 2446233 | 1985-06-16 | 10 | SVO |
| 6 | 9.1 | 2446653 | 1986-08-10 | 2446638 | 1986-07-26 | 15 | SVO |
| 7 | 9.0 | 2447052 | 1987-09-13 | 2447044 | 1987-09-05 | 8 | SVO |
| 8 | 9.1 | 2447445 | 1988-10-10 | 2447450 | 1988-10-15 | -5 | SVO |
| 9 | 9.2 | 2447855 | 1989-11-24 | 2447855 | 1989-11-24 | 0 | SVO |
| 10 | 9.1 | 2448260 | 1991-01-03 | 2448261 | 1991-01-04 | -1 | SVO |
| 11 | 9.1 | 2448654 | 1992-02-01 | 2448667 | 1992-02-14 | -13 | SVO |
| 12 | 9.2 | 2449064 | 1993-03-17 | 2449072 | 1993-03-25 | -8 | SVO |
| 13 | 9.0 | 2449463 | 1994-04-20 | 2449478 | 1994-05-05 | -15 | SVO |
| 14 | 8.9 | 2449873 | 1995-06-04 | 2449884 | 1995-06-15 | -11 | SVO |
| 15 | 9.0 | 2450285 | 1996-07-20 | 2450289 | 1996-07-24 | -4 | SVO |
| 16 | 9.0 | 2450690 | 1997-08-29 | 2450695 | 1997-09-03 | -5 | SVO |
| 17 | 9.1 | 2451101 | 1998-10-14 | 2451100 | 1998-10-13 | 1 | SVO |
| 18 | 9.0 | 2451503 | 1999-11-20 | 2451506 | 1999-11-23 | -3 | SVO |
| 19 | 8.9 | 2451916 | 2001-01-06 | 2451912 | 2001-01-02 | 4 | SVO |
| 20 | 8.9 | 2452323 | 2002-02-17 | 2452317 | 2002-02-11 | 6 | SVO |
| 21 | 9.3 | 2452749 | 2003-04-19 | 2452723 | 2003-03-24 | 26 | SVO |
| 22 | 8.9 | 2453148 | 2004-05-22 | 2453129 | 2004-05-03 | 19 | SVO |
| 23 | 8.9 | 2453554 | 2005-07-02 | 2453534 | 2005-06-12 | 20 | SVO |
| 24 | 9.0 | 2453954 | 2006-08-06 | 2453940 | 2006-07-23 | 14 | SVO |
| 25 | 9.1 | 2454369 | 2007-09-25 | 2454346 | 2007-09-02 | 23 | SVO |
| 26 | 8.9 | 2454763 | 2008-10-23 | 2454751 | 2008-10-11 | 12 | SVO |
| 27 | 9.2 | 2455180 | 2009-12-14 | 2455157 | 2009-11-21 | 23 | SVO |
| 28 | 9.0 | 2455587 | 2011-01-25 | 2455562 | 2010-12-31 | 25 | SVO |
| 29 | 8.9 | 2455984 | 2012-02-26 | 2455968 | 2012-02-10 | 16 | SVO |
| 30 | 8.7 | 2456371 | 2013-03-19 | 2456374 | 2013-03-22 | -3 | SVO |
| 31 | 9.2 | 2456792 | 2014-05-14 | 2456779 | 2014-05-01 | 13 | SVO |
| 32 | 9.1 | 2457201 | 2015-06-27 | 2457185 | 2015-06-11 | 16 | SVO |
| 33 | 9.0 | 2457594 | 2016-07-24 | 2457591 | 2016-07-21 | 3 | SVO |
| 34 | 8.8 | 2457979 | 2017-08-13 | 2457996 | 2017-08-30 | -17 | SVO |
| 35 | 9.0 | 2458389 | 2018-09-27 | 2458402 | 2018-10-10 | -13 | SVO |
| 36 | 8.9 | 2458787 | 2019-10-30 | 2458808 | 2019-11-20 | -21 | SVO |
| 37 | 8.9 | 2459183 | 2020-11-29 | 2459213 | 2020-12-29 | -30 | SVO |
| 38 | 9.0 | 2459589 | 2022-01-09 | 2459619 | 2022-02-08 | -30 | SVO |
| 39 | 8.8 | 2459988 | 2023-02-12 | 2460025 | 2023-03-21 | -37 | SVO |
| 40 | 8.9 | 2460399 | 2024-03-29 | 2460430 | 2024-04-29 | -31 | 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. |