| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -92 | 2410596 | 1887-11-20 | 2410593 | 1887-11-17 | 3 | AnHar, 1937, vol 105, p 459, PLPla, 1950, vol 26, p 5 | |
| -83 | 2413510 | 1895-11-12 | 2413525 | 1895-11-27 | -15 | SVO | |
| -82 | 2413838 | 1896-10-05 | 2413851 | 1896-10-18 | -13 | SVO | |
| -81 | 2414160 | 1897-08-23 | 2414177 | 1897-09-09 | -17 | SVO | |
| -79 | 9.2 | 2414828 | 1899-06-22 | 2414829 | 1899-06-23 | -1 | SVO |
| -78 | 8.5 | 2415159 | 1900-05-19 | 2415154 | 1900-05-14 | 5 | SVO |
| -76 | 8.1 | 2415805 | 1902-02-24 | 2415806 | 1902-02-25 | -1 | SVO |
| -75 | 2416130 | 1903-01-15 | 2416132 | 1903-01-17 | -2 | SVO | |
| -74 | 2416458 | 1903-12-09 | 2416458 | 1903-12-09 | 0 | SVO | |
| -73 | 2416783 | 1904-10-29 | 2416783 | 1904-10-29 | 0 | SVO | |
| -72 | 2417108 | 1905-09-19 | 2417109 | 1905-09-20 | -1 | SVO | |
| -71 | 2417435 | 1906-08-12 | 2417435 | 1906-08-12 | 0 | SVO | |
| -70 | 7.9 | 2417761 | 1907-07-04 | 2417761 | 1907-07-04 | 0 | SVO |
| -69 | 8.3 | 2418086 | 1908-05-24 | 2418087 | 1908-05-25 | -1 | SVO |
| -68 | 2418410 | 1909-04-13 | 2418413 | 1909-04-16 | -3 | SVO | |
| -67 | 2418738 | 1910-03-07 | 2418738 | 1910-03-07 | 0 | SVO | |
| -64 | 7.7 | 2419715 | 1912-11-08 | 2419716 | 1912-11-09 | -1 | SVO |
| -63 | 2420050 | 1913-10-09 | 2420042 | 1913-10-01 | 8 | SVO | |
| -61 | 7.9 | 2420696 | 1915-07-17 | 2420693 | 1915-07-14 | 3 | SVO |
| -59 | 2421350 | 1917-05-01 | 2421345 | 1917-04-26 | 5 | SVO | |
| -58 | 9.2 | 2421664 | 1918-03-11 | 2421671 | 1918-03-18 | -7 | SVO |
| -57 | 9.4 | 2421992 | 1919-02-02 | 2421997 | 1919-02-07 | -5 | SVO |
| -56 | 8.8 | 2422316 | 1919-12-23 | 2422323 | 1919-12-30 | -7 | SVO |
| -55 | 10.2 | 2422646 | 1920-11-17 | 2422648 | 1920-11-19 | -2 | SVO |
| -54 | 9.6 | 2422980 | 1921-10-17 | 2422974 | 1921-10-11 | 6 | AAVSO |
| -53 | 2423284 | 1922-08-17 | 2423300 | 1922-09-02 | -16 | AAVSO | |
| -52 | 2423609 | 1923-07-08 | 2423626 | 1923-07-25 | -17 | AAVSO | |
| -51 | 9.2 | 2423935 | 1924-05-29 | 2423952 | 1924-06-15 | -17 | SVO |
| -50 | 9.3 | 2424260 | 1925-04-19 | 2424277 | 1925-05-06 | -17 | SVO |
| -49 | 9.1 | 2424586 | 1926-03-11 | 2424603 | 1926-03-28 | -17 | SVO |
| -48 | 9.5 | 2424913 | 1927-02-01 | 2424929 | 1927-02-17 | -16 | SVO |
| -47 | 9.3 | 2425244 | 1927-12-29 | 2425255 | 1928-01-09 | -11 | SVO |
| -46 | 9.1 | 2425574 | 1928-11-23 | 2425581 | 1928-11-30 | -7 | SVO |
| -45 | 9.4 | 2425894 | 1929-10-09 | 2425907 | 1929-10-22 | -13 | SVO |
| -44 | 2426223 | 1930-09-03 | 2426232 | 1930-09-12 | -9 | AAVSO | |
| -43 | 2426553 | 1931-07-30 | 2426558 | 1931-08-04 | -5 | AAVSO | |
| -42 | 2426877 | 1932-06-18 | 2426884 | 1932-06-25 | -7 | AAVSO | |
| -41 | 8.9 | 2427204 | 1933-05-11 | 2427210 | 1933-05-17 | -6 | SVO |
| -40 | 9.3 | 2427528 | 1934-03-31 | 2427536 | 1934-04-08 | -8 | SVO |
| -39 | 9.4 | 2427859 | 1935-02-25 | 2427862 | 1935-02-28 | -3 | SVO |
| -38 | 9.5 | 2428185 | 1936-01-17 | 2428187 | 1936-01-19 | -2 | SVO |
| -37 | 9.5 | 2428517 | 1936-12-14 | 2428513 | 1936-12-10 | 4 | SVO |
| -36 | 9.2 | 2428836 | 1937-10-29 | 2428839 | 1937-11-01 | -3 | SVO |
| -35 | 9.2 | 2429161 | 1938-09-19 | 2429165 | 1938-09-23 | -4 | SVO |
| -34 | 9.1 | 2429497 | 1939-08-21 | 2429491 | 1939-08-15 | 6 | SVO |
| -33 | 9.5 | 2429817 | 1940-07-06 | 2429816 | 1940-07-05 | 1 | SVO |
| -32 | 9.7 | 2430153 | 1941-06-07 | 2430142 | 1941-05-27 | 11 | SVO |
| -31 | 9.2 | 2430476 | 1942-04-26 | 2430468 | 1942-04-18 | 8 | SVO |
| -30 | 9.1 | 2430809 | 1943-03-25 | 2430794 | 1943-03-10 | 15 | SVO |
| -29 | 10.1 | 2431140 | 1944-02-19 | 2431120 | 1944-01-30 | 20 | SVO |
| -28 | 9.4 | 2431474 | 1945-01-18 | 2431446 | 1944-12-21 | 28 | SVO |
| -27 | 9.5 | 2431799 | 1945-12-09 | 2431771 | 1945-11-11 | 28 | SVO |
| -26 | 9.4 | 2432117 | 1946-10-23 | 2432097 | 1946-10-03 | 20 | SVO |
| -25 | 9.3 | 2432441 | 1947-09-12 | 2432423 | 1947-08-25 | 18 | SVO |
| -24 | 9.8 | 2432775 | 1948-08-11 | 2432749 | 1948-07-16 | 26 | SVO |
| -23 | 9.6 | 2433105 | 1949-07-07 | 2433075 | 1949-06-07 | 30 | SVO |
| -22 | 9.2 | 2433421 | 1950-05-19 | 2433401 | 1950-04-29 | 20 | SVO |
| -21 | 9.2 | 2433748 | 1951-04-11 | 2433726 | 1951-03-20 | 22 | SVO |
| -20 | 9.3 | 2434078 | 1952-03-06 | 2434052 | 1952-02-09 | 26 | SVO |
| -19 | 9.4 | 2434400 | 1953-01-22 | 2434378 | 1952-12-31 | 22 | SVO |
| -18 | 9.5 | 2434721 | 1953-12-09 | 2434704 | 1953-11-22 | 17 | SVO |
| -17 | 9.4 | 2435049 | 1954-11-02 | 2435030 | 1954-10-14 | 19 | SVO |
| -16 | 9.2 | 2435367 | 1955-09-16 | 2435355 | 1955-09-04 | 12 | SVO |
| -15 | 9.5 | 2435698 | 1956-08-12 | 2435681 | 1956-07-26 | 17 | SVO |
| -14 | 9.2 | 2436023 | 1957-07-03 | 2436007 | 1957-06-17 | 16 | SVO |
| -13 | 9.3 | 2436352 | 1958-05-28 | 2436333 | 1958-05-09 | 19 | SVO |
| -12 | 10.5 | 2436681 | 1959-04-22 | 2436659 | 1959-03-31 | 22 | SVO |
| -11 | 9.4 | 2437005 | 1960-03-11 | 2436985 | 1960-02-20 | 20 | SVO |
| -10 | 9.7 | 2437333 | 1961-02-02 | 2437310 | 1961-01-10 | 23 | SVO |
| -9 | 9.3 | 2437664 | 1961-12-30 | 2437636 | 1961-12-02 | 28 | SVO |
| -8 | 9.5 | 2437975 | 1962-11-06 | 2437962 | 1962-10-24 | 13 | SVO |
| -7 | 9.6 | 2438296 | 1963-09-23 | 2438288 | 1963-09-15 | 8 | SVO |
| -6 | 9.2 | 2438617 | 1964-08-09 | 2438614 | 1964-08-06 | 3 | SVO |
| -5 | 9.6 | 2438924 | 1965-06-12 | 2438940 | 1965-06-28 | -16 | SVO |
| -4 | 9.2 | 2439258 | 1966-05-12 | 2439265 | 1966-05-19 | -7 | SVO |
| -3 | 9.4 | 2439583 | 1967-04-02 | 2439591 | 1967-04-10 | -8 | SVO |
| -2 | 9.5 | 2439908 | 1968-02-21 | 2439917 | 1968-03-01 | -9 | SVO |
| -1 | 9.2 | 2440230 | 1969-01-08 | 2440243 | 1969-01-21 | -13 | SVO |
| 0 | 9.3 | 2440547 | 1969-11-21 | 2440569 | 1969-12-13 | -22 | SVO |
| 1 | 9.9 | 2440881 | 1970-10-21 | 2440894 | 1970-11-03 | -13 | SVO |
| 2 | 9.0 | 2441195 | 1971-08-31 | 2441220 | 1971-09-25 | -25 | SVO |
| 3 | 10.2 | 2441532 | 1972-08-02 | 2441546 | 1972-08-16 | -14 | SVO |
| 4 | 10.1 | 2441874 | 1973-07-10 | 2441872 | 1973-07-08 | 2 | SVO |
| 5 | 9.1 | 2442183 | 1974-05-15 | 2442198 | 1974-05-30 | -15 | SVO |
| 6 | 9.5 | 2442520 | 1975-04-17 | 2442524 | 1975-04-21 | -4 | SVO |
| 7 | 8.6 | 2442847 | 1976-03-09 | 2442849 | 1976-03-11 | -2 | SVO |
| 8 | 10.2 | 2443170 | 1977-01-26 | 2443175 | 1977-01-31 | -5 | SVO |
| 9 | 9.6 | 2443500 | 1977-12-22 | 2443501 | 1977-12-23 | -1 | SVO |
| 10 | 9.9 | 2443823 | 1978-11-10 | 2443827 | 1978-11-14 | -4 | SVO |
| 11 | 9.3 | 2444145 | 1979-09-28 | 2444153 | 1979-10-06 | -8 | AAVSO |
| 12 | 9.6 | 2444469 | 1980-08-17 | 2444479 | 1980-08-27 | -10 | AAVSO |
| 13 | 9.6 | 2444804 | 1981-07-18 | 2444804 | 1981-07-18 | 0 | SVO |
| 14 | 8.6 | 2445115 | 1982-05-25 | 2445130 | 1982-06-09 | -15 | SVO |
| 15 | 9.6 | 2445441 | 1983-04-16 | 2445456 | 1983-05-01 | -15 | SVO |
| 16 | 9.2 | 2445767 | 1984-03-07 | 2445782 | 1984-03-22 | -15 | SVO |
| 17 | 9.2 | 2446085 | 1985-01-19 | 2446108 | 1985-02-11 | -23 | SVO |
| 18 | 9.2 | 2446409 | 1985-12-09 | 2446434 | 1986-01-03 | -25 | SVO |
| 19 | 9.3 | 2446732 | 1986-10-28 | 2446759 | 1986-11-24 | -27 | SVO |
| 20 | 2447053 | 1987-09-14 | 2447085 | 1987-10-16 | -32 | AAVSO | |
| 21 | 2447382 | 1988-08-08 | 2447411 | 1988-09-06 | -29 | AAVSO | |
| 22 | 9.1 | 2447722 | 1989-07-14 | 2447737 | 1989-07-29 | -15 | SVO |
| 23 | 9.7 | 2448048 | 1990-06-05 | 2448063 | 1990-06-20 | -15 | SVO |
| 24 | 9.4 | 2448376 | 1991-04-29 | 2448388 | 1991-05-11 | -12 | SVO |
| 25 | 9.6 | 2448704 | 1992-03-22 | 2448714 | 1992-04-01 | -10 | SVO |
| 26 | 9.9 | 2449036 | 1993-02-17 | 2449040 | 1993-02-21 | -4 | SVO |
| 27 | 9.0 | 2449356 | 1994-01-03 | 2449366 | 1994-01-13 | -10 | SVO |
| 28 | 9.9 | 2449689 | 1994-12-02 | 2449692 | 1994-12-05 | -3 | SVO |
| 29 | 9.3 | 2450019 | 1995-10-28 | 2450018 | 1995-10-27 | 1 | SVO |
| 30 | 2450341 | 1996-09-14 | 2450343 | 1996-09-16 | -2 | AAVSO | |
| 31 | 2450666 | 1997-08-05 | 2450669 | 1997-08-08 | -3 | AAVSO | |
| 32 | 2451001 | 1998-07-06 | 2450995 | 1998-06-30 | 6 | AAVSO | |
| 33 | 2451329 | 1999-05-30 | 2451321 | 1999-05-22 | 8 | AAVSO | |
| 34 | 2451655 | 2000-04-20 | 2451647 | 2000-04-12 | 8 | AAVSO | |
| 35 | 9.1 | 2451993 | 2001-03-24 | 2451973 | 2001-03-04 | 20 | SVO |
| 36 | 9.6 | 2452314 | 2002-02-08 | 2452298 | 2002-01-23 | 16 | SVO |
| 37 | 8.7 | 2452644 | 2003-01-04 | 2452624 | 2002-12-15 | 20 | SVO |
| 38 | 9.5 | 2452967 | 2003-11-23 | 2452950 | 2003-11-06 | 17 | SVO |
| 39 | 2453293 | 2004-10-14 | 2453276 | 2004-09-27 | 17 | AAVSO | |
| 40 | 8.7 | 2453613 | 2005-08-30 | 2453602 | 2005-08-19 | 11 | SVO |
| 41 | 2453943 | 2006-07-26 | 2453927 | 2006-07-10 | 16 | AAVSO | |
| 42 | 9.2 | 2454269 | 2007-06-17 | 2454253 | 2007-06-01 | 16 | SVO |
| 43 | 9.5 | 2454585 | 2008-04-28 | 2454579 | 2008-04-22 | 6 | SVO |
| 44 | 8.8 | 2454909 | 2009-03-18 | 2454905 | 2009-03-14 | 4 | SVO |
| 45 | 9.2 | 2455241 | 2010-02-13 | 2455231 | 2010-02-03 | 10 | SVO |
| 46 | 9.4 | 2455576 | 2011-01-14 | 2455557 | 2010-12-26 | 19 | SVO |
| 47 | 9.9 | 2455891 | 2011-11-25 | 2455882 | 2011-11-16 | 9 | SVO |
| 48 | 9.1 | 2456216 | 2012-10-15 | 2456208 | 2012-10-07 | 8 | SVO |
| 49 | 9.8 | 2456537 | 2013-09-01 | 2456534 | 2013-08-29 | 3 | AAVSO |
| 50 | 8.8 | 2456870 | 2014-07-31 | 2456860 | 2014-07-21 | 10 | SVO |
| 51 | 9.2 | 2457182 | 2015-06-08 | 2457186 | 2015-06-12 | -4 | SVO |
| 52 | 9.1 | 2457506 | 2016-04-27 | 2457512 | 2016-05-03 | -6 | SVO |
| 53 | 9.7 | 2457833 | 2017-03-20 | 2457837 | 2017-03-24 | -4 | SVO |
| 54 | 9.1 | 2458149 | 2018-01-30 | 2458163 | 2018-02-13 | -14 | SVO |
| 55 | 9.5 | 2458472 | 2018-12-19 | 2458489 | 2019-01-05 | -17 | SVO |
| 56 | 8.9 | 2458802 | 2019-11-14 | 2458815 | 2019-11-27 | -13 | SVO |
| 57 | 9.8 | 2459132 | 2020-10-09 | 2459141 | 2020-10-18 | -9 | SVO |
| 58 | 9.1 | 2459451 | 2021-08-24 | 2459466 | 2021-09-08 | -15 | SVO |
| 59 | 8.7 | 2459780 | 2022-07-19 | 2459792 | 2022-07-31 | -12 | 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. |