| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -83 | 2412330 | 1892-08-19 | 2412333 | 1892-08-22 | -3 | SVO | |
| -76 | 2414250 | 1897-11-21 | 2414284 | 1897-12-25 | -34 | SVO | |
| -74 | 2414820 | 1899-06-14 | 2414842 | 1899-07-06 | -22 | SVO | |
| -71 | 2415658 | 1901-09-30 | 2415678 | 1901-10-20 | -20 | SVO | |
| -70 | 2415930 | 1902-06-29 | 2415957 | 1902-07-26 | -27 | SVO | |
| -69 | 2416205 | 1903-03-31 | 2416236 | 1903-05-01 | -31 | GuL, 1920, 1.2 | |
| -68 | 2416503 | 1904-01-23 | 2416514 | 1904-02-03 | -11 | GuL, 1920, 1.2 | |
| -67 | 2416770 | 1904-10-16 | 2416793 | 1904-11-08 | -23 | SVO | |
| -63 | 2417881 | 1907-11-01 | 2417908 | 1907-11-28 | -27 | AnHar, 1909, vol 55, p 95 | |
| -61 | 2418428 | 1909-05-01 | 2418465 | 1909-06-07 | -37 | GuL, 1920, 1.2 | |
| -58 | 2419238 | 1911-07-20 | 2419302 | 1911-09-22 | -64 | SVO | |
| -56 | 2419800 | 1913-02-01 | 2419859 | 1913-04-01 | -59 | SVO | |
| -55 | 9.8 | 2420080 | 1913-11-08 | 2420138 | 1914-01-05 | -58 | SVO |
| -53 | 2420630 | 1915-05-12 | 2420695 | 1915-07-16 | -65 | SVO | |
| -52 | 2420935 | 1916-03-12 | 2420974 | 1916-04-20 | -39 | SVO | |
| -51 | 2421210 | 1916-12-12 | 2421253 | 1917-01-24 | -43 | SVO | |
| -50 | 2421485 | 1917-09-13 | 2421531 | 1917-10-29 | -46 | SVO | |
| -49 | 2421775 | 1918-06-30 | 2421810 | 1918-08-04 | -35 | SVO | |
| -48 | 2422050 | 1919-04-01 | 2422089 | 1919-05-10 | -39 | SVO | |
| -47 | 9.9 | 2422338 | 1920-01-14 | 2422368 | 1920-02-13 | -30 | SVO |
| -46 | 9.8 | 2422621 | 1920-10-23 | 2422646 | 1920-11-17 | -25 | SVO |
| -45 | 9.9 | 2422905 | 1921-08-03 | 2422925 | 1921-08-23 | -20 | SVO |
| -44 | 9.7 | 2423187 | 1922-05-12 | 2423204 | 1922-05-29 | -17 | SVO |
| -43 | 9.6 | 2423462 | 1923-02-11 | 2423482 | 1923-03-03 | -20 | SVO |
| -42 | 9.8 | 2423731 | 1923-11-07 | 2423761 | 1923-12-07 | -30 | SVO |
| -41 | 9.9 | 2424030 | 1924-09-01 | 2424040 | 1924-09-11 | -10 | SVO |
| -40 | 10.1 | 2424318 | 1925-06-16 | 2424319 | 1925-06-17 | -1 | SVO |
| -39 | 9.8 | 2424599 | 1926-03-24 | 2424597 | 1926-03-22 | 2 | SVO |
| -38 | 9.5 | 2424882 | 1927-01-01 | 2424876 | 1926-12-26 | 6 | SVO |
| -37 | 10.1 | 2425168 | 1927-10-14 | 2425155 | 1927-10-01 | 13 | SVO |
| -36 | 10.0 | 2425434 | 1928-07-06 | 2425434 | 1928-07-06 | 0 | SVO |
| -35 | 2425722 | 1929-04-20 | 2425712 | 1929-04-10 | 10 | SVO | |
| -34 | 2426000 | 1930-01-23 | 2425991 | 1930-01-14 | 9 | SVO | |
| -33 | 2426288 | 1930-11-07 | 2426270 | 1930-10-20 | 18 | SVO | |
| -32 | 10.1 | 2426581 | 1931-08-27 | 2426548 | 1931-07-25 | 33 | SVO |
| -31 | 2426857 | 1932-05-29 | 2426827 | 1932-04-29 | 30 | SVO | |
| -30 | 9.9 | 2427149 | 1933-03-17 | 2427106 | 1933-02-02 | 43 | SVO |
| -29 | 9.8 | 2427429 | 1933-12-22 | 2427385 | 1933-11-08 | 44 | SVO |
| -28 | 10.2 | 2427721 | 1934-10-10 | 2427663 | 1934-08-13 | 58 | SVO |
| -27 | 2427990 | 1935-07-06 | 2427942 | 1935-05-19 | 48 | SVO | |
| -26 | 2428266 | 1936-04-07 | 2428221 | 1936-02-22 | 45 | SVO | |
| -24 | 2428826 | 1937-10-19 | 2428778 | 1937-09-01 | 48 | SVO | |
| -23 | 2429099 | 1938-07-19 | 2429057 | 1938-06-07 | 42 | SVO | |
| -22 | 2429385 | 1939-05-01 | 2429336 | 1939-03-13 | 49 | SVO | |
| -21 | 2429660 | 1940-01-31 | 2429614 | 1939-12-16 | 46 | SVO | |
| -20 | 2429935 | 1940-11-01 | 2429893 | 1940-09-20 | 42 | SVO | |
| -19 | 2430220 | 1941-08-13 | 2430172 | 1941-06-26 | 48 | SVO | |
| -18 | 2430501 | 1942-05-21 | 2430451 | 1942-04-01 | 50 | SVO | |
| -17 | 2430770 | 1943-02-14 | 2430729 | 1943-01-04 | 41 | SVO | |
| -16 | 2431055 | 1943-11-26 | 2431008 | 1943-10-10 | 47 | SVO | |
| -15 | 2431318 | 1944-08-15 | 2431287 | 1944-07-15 | 31 | SVO | |
| -14 | 2431606 | 1945-05-30 | 2431566 | 1945-04-20 | 40 | SVO | |
| -13 | 2431875 | 1946-02-23 | 2431844 | 1946-01-23 | 31 | SVO | |
| -12 | 2432160 | 1946-12-05 | 2432123 | 1946-10-29 | 37 | SVO | |
| -11 | 2432440 | 1947-09-11 | 2432402 | 1947-08-04 | 38 | SVO | |
| -10 | 2432708 | 1948-06-05 | 2432681 | 1948-05-09 | 27 | SVO | |
| -9 | 2432990 | 1949-03-14 | 2432959 | 1949-02-11 | 31 | SVO | |
| -7 | 2433553 | 1950-09-28 | 2433517 | 1950-08-23 | 36 | SVO | |
| -6 | 2433838 | 1951-07-10 | 2433795 | 1951-05-28 | 43 | SVO | |
| -5 | 2434120 | 1952-04-17 | 2434074 | 1952-03-02 | 46 | SVO | |
| -3 | 2434668 | 1953-10-17 | 2434632 | 1953-09-11 | 36 | PCopO, 1955, vol 167, p 1 | |
| 23 | 2441915 | 1973-08-20 | 2441879 | 1973-07-15 | 36 | SVO | |
| 24 | 2442191 | 1974-05-23 | 2442157 | 1974-04-19 | 34 | SVO | |
| 25 | 2442468 | 1975-02-24 | 2442436 | 1975-01-23 | 32 | SVO | |
| 26 | 2442748 | 1975-12-01 | 2442715 | 1975-10-29 | 33 | SVO | |
| 27 | 9.5 | 2443023 | 1976-09-01 | 2442993 | 1976-08-02 | 30 | SVO |
| 28 | 9.9 | 2443305 | 1977-06-10 | 2443272 | 1977-05-08 | 33 | SVO |
| 29 | 2443585 | 1978-03-17 | 2443551 | 1978-02-11 | 34 | SVO | |
| 30 | 9.8 | 2443867 | 1978-12-24 | 2443830 | 1978-11-17 | 37 | SVO |
| 31 | 10.0 | 2444147 | 1979-09-30 | 2444108 | 1979-08-22 | 39 | SVO |
| 32 | 2444415 | 1980-06-24 | 2444387 | 1980-05-27 | 28 | SVO | |
| 33 | 9.6 | 2444687 | 1981-03-23 | 2444666 | 1981-03-02 | 21 | SVO |
| 34 | 9.8 | 2444962 | 1981-12-23 | 2444945 | 1981-12-06 | 17 | SVO |
| 35 | 10.0 | 2445238 | 1982-09-25 | 2445223 | 1982-09-10 | 15 | SVO |
| 36 | 9.7 | 2445507 | 1983-06-21 | 2445502 | 1983-06-16 | 5 | SVO |
| 37 | 9.9 | 2445783 | 1984-03-23 | 2445781 | 1984-03-21 | 2 | SVO |
| 38 | 9.9 | 2446058 | 1984-12-23 | 2446059 | 1984-12-24 | -1 | SVO |
| 39 | 9.9 | 2446333 | 1985-09-24 | 2446338 | 1985-09-29 | -5 | SVO |
| 40 | 9.6 | 2446613 | 1986-07-01 | 2446617 | 1986-07-05 | -4 | SVO |
| 41 | 10.2 | 2446903 | 1987-04-17 | 2446896 | 1987-04-10 | 7 | SVO |
| 42 | 2447174 | 1988-01-13 | 2447174 | 1988-01-13 | 0 | SVO | |
| 43 | 9.6 | 2447444 | 1988-10-09 | 2447453 | 1988-10-18 | -9 | SVO |
| 44 | 9.7 | 2447719 | 1989-07-11 | 2447732 | 1989-07-24 | -13 | SVO |
| 45 | 9.8 | 2447992 | 1990-04-10 | 2448011 | 1990-04-29 | -19 | SVO |
| 46 | 9.5 | 2448268 | 1991-01-11 | 2448289 | 1991-02-01 | -21 | SVO |
| 47 | 9.7 | 2448550 | 1991-10-20 | 2448568 | 1991-11-07 | -18 | SVO |
| 48 | 9.7 | 2448833 | 1992-07-29 | 2448847 | 1992-08-12 | -14 | SVO |
| 49 | 10.1 | 2449109 | 1993-05-01 | 2449125 | 1993-05-17 | -16 | SVO |
| 50 | 10.1 | 2449388 | 1994-02-04 | 2449404 | 1994-02-20 | -16 | SVO |
| 51 | 9.8 | 2449667 | 1994-11-10 | 2449683 | 1994-11-26 | -16 | SVO |
| 52 | 10.0 | 2449940 | 1995-08-10 | 2449962 | 1995-09-01 | -22 | SVO |
| 53 | 10.0 | 2450210 | 1996-05-06 | 2450240 | 1996-06-05 | -30 | SVO |
| 54 | 9.6 | 2450484 | 1997-02-04 | 2450519 | 1997-03-11 | -35 | SVO |
| 55 | 9.8 | 2450752 | 1997-10-30 | 2450798 | 1997-12-15 | -46 | SVO |
| 56 | 9.8 | 2451027 | 1998-08-01 | 2451077 | 1998-09-20 | -50 | SVO |
| 57 | 9.9 | 2451303 | 1999-05-04 | 2451355 | 1999-06-25 | -52 | SVO |
| 58 | 9.9 | 2451579 | 2000-02-04 | 2451634 | 2000-03-30 | -55 | SVO |
| 59 | 9.9 | 2451855 | 2000-11-06 | 2451913 | 2001-01-03 | -58 | SVO |
| 60 | 9.9 | 2452127 | 2001-08-05 | 2452191 | 2001-10-08 | -64 | SVO |
| 61 | 9.8 | 2452409 | 2002-05-14 | 2452470 | 2002-07-14 | -61 | SVO |
| 62 | 10.1 | 2452691 | 2003-02-20 | 2452749 | 2003-04-19 | -58 | SVO |
| 63 | 9.6 | 2452973 | 2003-11-29 | 2453028 | 2004-01-23 | -55 | SVO |
| 64 | 9.9 | 2453251 | 2004-09-02 | 2453306 | 2004-10-27 | -55 | SVO |
| 65 | 9.8 | 2453527 | 2005-06-05 | 2453585 | 2005-08-02 | -58 | SVO |
| 66 | 10.1 | 2453807 | 2006-03-12 | 2453864 | 2006-05-08 | -57 | SVO |
| 67 | 10.1 | 2454094 | 2006-12-24 | 2454143 | 2007-02-11 | -49 | SVO |
| 68 | 9.8 | 2454387 | 2007-10-13 | 2454421 | 2007-11-16 | -34 | SVO |
| 69 | 9.8 | 2454667 | 2008-07-19 | 2454700 | 2008-08-21 | -33 | SVO |
| 70 | 9.8 | 2454959 | 2009-05-07 | 2454979 | 2009-05-27 | -20 | SVO |
| 71 | 9.9 | 2455244 | 2010-02-16 | 2455257 | 2010-03-01 | -13 | SVO |
| 72 | 9.9 | 2455523 | 2010-11-22 | 2455536 | 2010-12-05 | -13 | SVO |
| 73 | 9.8 | 2455811 | 2011-09-06 | 2455815 | 2011-09-10 | -4 | SVO |
| 74 | 9.9 | 2456095 | 2012-06-16 | 2456094 | 2012-06-15 | 1 | SVO |
| 75 | 9.9 | 2456373 | 2013-03-21 | 2456372 | 2013-03-20 | 1 | SVO |
| 76 | 9.7 | 2456652 | 2013-12-25 | 2456651 | 2013-12-24 | 1 | SVO |
| 77 | 10.5 | 2456945 | 2014-10-14 | 2456930 | 2014-09-29 | 15 | SVO |
| 78 | 9.9 | 2457228 | 2015-07-24 | 2457209 | 2015-07-05 | 19 | SVO |
| 79 | 10.6 | 2457521 | 2016-05-12 | 2457487 | 2016-04-08 | 34 | SVO |
| 80 | 9.9 | 2457803 | 2017-02-18 | 2457766 | 2017-01-12 | 37 | SVO |
| 81 | 10.1 | 2458075 | 2017-11-17 | 2458045 | 2017-10-18 | 30 | SVO |
| 82 | 9.4 | 2458347 | 2018-08-16 | 2458323 | 2018-07-23 | 24 | SVO |
| 83 | 9.6 | 2458629 | 2019-05-25 | 2458602 | 2019-04-28 | 27 | SVO |
| 84 | 9.6 | 2458910 | 2020-03-01 | 2458881 | 2020-02-01 | 29 | SVO |
| 85 | 9.9 | 2459195 | 2020-12-11 | 2459160 | 2020-11-06 | 35 | SVO |
| 86 | 9.2 | 2459483 | 2021-09-25 | 2459438 | 2021-08-11 | 45 | SVO |
| 87 | 10.2 | 2459760 | 2022-06-29 | 2459717 | 2022-05-17 | 43 | 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. |