| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -99 | 2414740 | 1899-03-26 | 2415962 | 1902-07-31 | -1222 | AnHar, 1952, vol 118 | |
| -98 | 2415052 | 1900-02-01 | 2416263 | 1903-05-28 | -1211 | SVO | |
| -96 | 2415686 | 1901-10-28 | 2416865 | 1905-01-19 | -1179 | SVO | |
| -95 | 2416000 | 1902-09-07 | 2417166 | 1905-11-16 | -1166 | AnHar, 1952, vol 118 | |
| -94 | 2416341 | 1903-08-14 | 2417467 | 1906-09-13 | -1126 | SVO | |
| -93 | 2416650 | 1904-06-18 | 2417768 | 1907-07-11 | -1118 | AnHar, 1952, vol 118 | |
| -92 | 8.6 | 2416977 | 1905-05-11 | 2418069 | 1908-05-07 | -1092 | AAVSO |
| -91 | 2417287 | 1906-03-17 | 2418370 | 1909-03-04 | -1083 | SVO | |
| -90 | 2417593 | 1907-01-17 | 2418671 | 1909-12-30 | -1078 | AAVSO | |
| -89 | 2417928 | 1907-12-18 | 2418972 | 1910-10-27 | -1044 | AAVSO | |
| -88 | 2418242 | 1908-10-27 | 2419273 | 1911-08-24 | -1031 | AAVSO | |
| -87 | 9.4 | 2418569 | 1909-09-19 | 2419574 | 1912-06-20 | -1005 | SVO |
| -86 | 9.0 | 2418873 | 1910-07-20 | 2419875 | 1913-04-17 | -1002 | AAVSO |
| -85 | 8.8 | 2419186 | 1911-05-29 | 2420176 | 1914-02-12 | -990 | AAVSO |
| -84 | 9.3 | 2419506 | 1912-04-13 | 2420477 | 1914-12-10 | -971 | SVO |
| -83 | 9.7 | 2419816 | 1913-02-17 | 2420778 | 1915-10-07 | -962 | SVO |
| -82 | 9.5 | 2420127 | 1913-12-25 | 2421079 | 1916-08-03 | -952 | SVO |
| -81 | 9.3 | 2420439 | 1914-11-02 | 2421380 | 1917-05-31 | -941 | AAVSO |
| -80 | 9.1 | 2420753 | 1915-09-12 | 2421681 | 1918-03-28 | -928 | AAVSO |
| -79 | 9.3 | 2421073 | 1916-07-28 | 2421982 | 1919-01-23 | -909 | SVO |
| -78 | 9.0 | 2421382 | 1917-06-02 | 2422283 | 1919-11-20 | -901 | SVO |
| -77 | 8.8 | 2421697 | 1918-04-13 | 2422584 | 1920-09-16 | -887 | SVO |
| -76 | 2422023 | 1919-03-05 | 2422885 | 1921-07-14 | -862 | AAVSO | |
| -75 | 2422330 | 1920-01-06 | 2423186 | 1922-05-11 | -856 | AAVSO | |
| -74 | 9.8 | 2422646 | 1920-11-17 | 2423487 | 1923-03-08 | -841 | AAVSO |
| -73 | 9.3 | 2422970 | 1921-10-07 | 2423788 | 1924-01-03 | -818 | SVO |
| -72 | 9.4 | 2423277 | 1922-08-10 | 2424089 | 1924-10-30 | -812 | SVO |
| -71 | 9.0 | 2423586 | 1923-06-15 | 2424390 | 1925-08-27 | -804 | SVO |
| -70 | 9.3 | 2423897 | 1924-04-21 | 2424691 | 1926-06-24 | -794 | SVO |
| -69 | 9.7 | 2424217 | 1925-03-07 | 2424992 | 1927-04-21 | -775 | SVO |
| -68 | 9.6 | 2424544 | 1926-01-28 | 2425293 | 1928-02-16 | -749 | SVO |
| -67 | 9.2 | 2424858 | 1926-12-08 | 2425594 | 1928-12-13 | -736 | SVO |
| -66 | 8.9 | 2425172 | 1927-10-18 | 2425895 | 1929-10-10 | -723 | SVO |
| -65 | 9.3 | 2425492 | 1928-09-02 | 2426196 | 1930-08-07 | -704 | SVO |
| -64 | 9.0 | 2425805 | 1929-07-12 | 2426497 | 1931-06-04 | -692 | SVO |
| -63 | 9.3 | 2426117 | 1930-05-20 | 2426798 | 1932-03-31 | -681 | SVO |
| -62 | 8.7 | 2426437 | 1931-04-05 | 2427099 | 1933-01-26 | -662 | SVO |
| -61 | 9.5 | 2426750 | 1932-02-12 | 2427400 | 1933-11-23 | -650 | SVO |
| -60 | 9.7 | 2427075 | 1933-01-02 | 2427701 | 1934-09-20 | -626 | SVO |
| -59 | 9.8 | 2427397 | 1933-11-20 | 2428002 | 1935-07-18 | -605 | SVO |
| -58 | 9.1 | 2427703 | 1934-09-22 | 2428303 | 1936-05-14 | -600 | SVO |
| -57 | 9.7 | 2428020 | 1935-08-05 | 2428604 | 1937-03-11 | -584 | SVO |
| -56 | 9.1 | 2428335 | 1936-06-15 | 2428905 | 1938-01-06 | -570 | SVO |
| -55 | 10.1 | 2428646 | 1937-04-22 | 2429206 | 1938-11-03 | -560 | SVO |
| -54 | 9.4 | 2428958 | 1938-02-28 | 2429507 | 1939-08-31 | -549 | SVO |
| -53 | 9.1 | 2429266 | 1939-01-02 | 2429808 | 1940-06-27 | -542 | SVO |
| -52 | 9.3 | 2429582 | 1939-11-14 | 2430109 | 1941-04-24 | -527 | SVO |
| -51 | 9.3 | 2429903 | 1940-09-30 | 2430410 | 1942-02-19 | -507 | SVO |
| -50 | 9.9 | 2430214 | 1941-08-07 | 2430711 | 1942-12-17 | -497 | SVO |
| -49 | 9.0 | 2430525 | 1942-06-14 | 2431012 | 1943-10-14 | -487 | SVO |
| -48 | 9.6 | 2430832 | 1943-04-17 | 2431313 | 1944-08-10 | -481 | SVO |
| -47 | 9.7 | 2431136 | 1944-02-15 | 2431614 | 1945-06-07 | -478 | SVO |
| -46 | 9.5 | 2431446 | 1944-12-21 | 2431915 | 1946-04-04 | -469 | AAVSO |
| -45 | 9.5 | 2431764 | 1945-11-04 | 2432216 | 1947-01-30 | -452 | AAVSO |
| -44 | 9.0 | 2432086 | 1946-09-22 | 2432517 | 1947-11-27 | -431 | SVO |
| -43 | 9.7 | 2432387 | 1947-07-20 | 2432818 | 1948-09-23 | -431 | SVO |
| -42 | 9.0 | 2432693 | 1948-05-21 | 2433119 | 1949-07-21 | -426 | SVO |
| -41 | 9.3 | 2432999 | 1949-03-23 | 2433420 | 1950-05-18 | -421 | SVO |
| -40 | 9.4 | 2433314 | 1950-02-01 | 2433721 | 1951-03-15 | -407 | SVO |
| -39 | 9.4 | 2433621 | 1950-12-05 | 2434022 | 1952-01-10 | -401 | SVO |
| -38 | 9.7 | 2433932 | 1951-10-12 | 2434323 | 1952-11-06 | -391 | SVO |
| -37 | 9.4 | 2434249 | 1952-08-24 | 2434624 | 1953-09-03 | -375 | SVO |
| -36 | 9.2 | 2434553 | 1953-06-24 | 2434925 | 1954-07-01 | -372 | SVO |
| -35 | 9.7 | 2434871 | 1954-05-08 | 2435226 | 1955-04-28 | -355 | SVO |
| -34 | 9.5 | 2435170 | 1955-03-03 | 2435527 | 1956-02-23 | -357 | SVO |
| -33 | 9.1 | 2435489 | 1956-01-16 | 2435828 | 1956-12-20 | -339 | AAVSO |
| -32 | 9.7 | 2435793 | 1956-11-15 | 2436129 | 1957-10-17 | -336 | SVO |
| -31 | 9.4 | 2436102 | 1957-09-20 | 2436430 | 1958-08-14 | -328 | SVO |
| -30 | 9.3 | 2436411 | 1958-07-26 | 2436731 | 1959-06-11 | -320 | SVO |
| -29 | 9.3 | 2436723 | 1959-06-03 | 2437032 | 1960-04-07 | -309 | SVO |
| -28 | 9.4 | 2437033 | 1960-04-08 | 2437333 | 1961-02-02 | -300 | SVO |
| -27 | 9.5 | 2437351 | 1961-02-20 | 2437634 | 1961-11-30 | -283 | SVO |
| -26 | 9.5 | 2437668 | 1962-01-03 | 2437935 | 1962-09-27 | -267 | SVO |
| -25 | 9.1 | 2437977 | 1962-11-08 | 2438236 | 1963-07-25 | -259 | SVO |
| -24 | 10.2 | 2438285 | 1963-09-12 | 2438537 | 1964-05-21 | -252 | SVO |
| -23 | 9.1 | 2438607 | 1964-07-30 | 2438838 | 1965-03-18 | -231 | SVO |
| -22 | 9.7 | 2438917 | 1965-06-05 | 2439139 | 1966-01-13 | -222 | SVO |
| -21 | 9.6 | 2439233 | 1966-04-17 | 2439440 | 1966-11-10 | -207 | SVO |
| -20 | 8.9 | 2439549 | 1967-02-27 | 2439741 | 1967-09-07 | -192 | SVO |
| -19 | 9.4 | 2439868 | 1968-01-12 | 2440042 | 1968-07-04 | -174 | SVO |
| -18 | 9.3 | 2440183 | 1968-11-22 | 2440343 | 1969-05-01 | -160 | SVO |
| -17 | 9.8 | 2440507 | 1969-10-12 | 2440644 | 1970-02-26 | -137 | SVO |
| -16 | 9.4 | 2440825 | 1970-08-26 | 2440945 | 1970-12-24 | -120 | SVO |
| -15 | 9.4 | 2441143 | 1971-07-10 | 2441246 | 1971-10-21 | -103 | SVO |
| -14 | 9.4 | 2441455 | 1972-05-17 | 2441547 | 1972-08-17 | -92 | SVO |
| -13 | 9.6 | 2441768 | 1973-03-26 | 2441848 | 1973-06-14 | -80 | SVO |
| -12 | 9.4 | 2442082 | 1974-02-03 | 2442149 | 1974-04-11 | -67 | SVO |
| -11 | 9.8 | 2442391 | 1974-12-09 | 2442450 | 1975-02-06 | -59 | SVO |
| -10 | 9.3 | 2442708 | 1975-10-22 | 2442751 | 1975-12-04 | -43 | SVO |
| -9 | 9.0 | 2443022 | 1976-08-31 | 2443052 | 1976-09-30 | -30 | SVO |
| -8 | 9.6 | 2443338 | 1977-07-13 | 2443353 | 1977-07-28 | -15 | SVO |
| -7 | 9.0 | 2443649 | 1978-05-20 | 2443654 | 1978-05-25 | -5 | SVO |
| -6 | 9.0 | 2443954 | 1979-03-21 | 2443955 | 1979-03-22 | -1 | SVO |
| -5 | 9.6 | 2444265 | 1980-01-26 | 2444256 | 1980-01-17 | 9 | SVO |
| -4 | 8.9 | 2444561 | 1980-11-17 | 2444557 | 1980-11-13 | 4 | SVO |
| -3 | 9.4 | 2444872 | 1981-09-24 | 2444858 | 1981-09-10 | 14 | SVO |
| -2 | 9.6 | 2445171 | 1982-07-20 | 2445159 | 1982-07-08 | 12 | SVO |
| -1 | 9.3 | 2445470 | 1983-05-15 | 2445460 | 1983-05-05 | 10 | SVO |
| 0 | 9.5 | 2445764 | 1984-03-04 | 2445761 | 1984-03-01 | 3 | SVO |
| 1 | 9.4 | 2446064 | 1984-12-29 | 2446062 | 1984-12-27 | 2 | SVO |
| 2 | 9.4 | 2446349 | 1985-10-10 | 2446363 | 1985-10-24 | -14 | SVO |
| 3 | 9.3 | 2446639 | 1986-07-27 | 2446664 | 1986-08-21 | -25 | SVO |
| 4 | 9.5 | 2446928 | 1987-05-12 | 2446965 | 1987-06-18 | -37 | SVO |
| 5 | 9.2 | 2447212 | 1988-02-20 | 2447266 | 1988-04-14 | -54 | SVO |
| 6 | 10.3 | 2447500 | 1988-12-04 | 2447567 | 1989-02-09 | -67 | SVO |
| 7 | 9.6 | 2447784 | 1989-09-14 | 2447868 | 1989-12-07 | -84 | SVO |
| 8 | 9.6 | 2448063 | 1990-06-20 | 2448169 | 1990-10-04 | -106 | SVO |
| 9 | 9.5 | 2448339 | 1991-03-23 | 2448470 | 1991-08-01 | -131 | SVO |
| 10 | 9.2 | 2448616 | 1991-12-25 | 2448771 | 1992-05-28 | -155 | SVO |
| 11 | 9.8 | 2448895 | 1992-09-29 | 2449072 | 1993-03-25 | -177 | SVO |
| 12 | 9.2 | 2449162 | 1993-06-23 | 2449373 | 1994-01-20 | -211 | SVO |
| 13 | 9.5 | 2449434 | 1994-03-22 | 2449674 | 1994-11-17 | -240 | SVO |
| 14 | 9.5 | 2449711 | 1994-12-24 | 2449975 | 1995-09-14 | -264 | SVO |
| 15 | 9.4 | 2449969 | 1995-09-08 | 2450276 | 1996-07-11 | -307 | SVO |
| 16 | 9.2 | 2450223 | 1996-05-19 | 2450577 | 1997-05-08 | -354 | SVO |
| 17 | 9.5 | 2450490 | 1997-02-10 | 2450878 | 1998-03-05 | -388 | SVO |
| 18 | 9.3 | 2450745 | 1997-10-23 | 2451179 | 1998-12-31 | -434 | SVO |
| 19 | 9.6 | 2451007 | 1998-07-12 | 2451480 | 1999-10-28 | -473 | SVO |
| 20 | 9.3 | 2451252 | 1999-03-14 | 2451781 | 2000-08-24 | -529 | SVO |
| 21 | 9.4 | 2451495 | 1999-11-12 | 2452082 | 2001-06-21 | -587 | SVO |
| 22 | 9.3 | 2451737 | 2000-07-11 | 2452383 | 2002-04-18 | -646 | SVO |
| 23 | 9.5 | 2451977 | 2001-03-08 | 2452684 | 2003-02-13 | -707 | SVO |
| 24 | 9.6 | 2452229 | 2001-11-15 | 2452985 | 2003-12-11 | -756 | SVO |
| 25 | 9.4 | 2452454 | 2002-06-28 | 2453286 | 2004-10-07 | -832 | SVO |
| 26 | 9.2 | 2452691 | 2003-02-20 | 2453587 | 2005-08-04 | -896 | SVO |
| 27 | 9.3 | 2452923 | 2003-10-10 | 2453888 | 2006-06-01 | -965 | SVO |
| 28 | 9.3 | 2453147 | 2004-05-21 | 2454189 | 2007-03-29 | -1042 | SVO |
| 29 | 9.5 | 2453403 | 2005-02-01 | 2454490 | 2008-01-24 | -1087 | SVO |
| 30 | 9.7 | 2453601 | 2005-08-18 | 2454791 | 2008-11-20 | -1190 | SVO |
| 31 | 9.5 | 2453832 | 2006-04-06 | 2455092 | 2009-09-17 | -1260 | SVO |
| 32 | 9.3 | 2454075 | 2006-12-05 | 2455393 | 2010-07-15 | -1318 | SVO |
| 33 | 9.4 | 2454289 | 2007-07-07 | 2455694 | 2011-05-12 | -1405 | SVO |
| 34 | 9.5 | 2454519 | 2008-02-22 | 2455995 | 2012-03-08 | -1476 | SVO |
| 38 | 9.0 | 2455550 | 2010-12-19 | 2457199 | 2015-06-25 | -1649 | SVO |
| 39 | 9.0 | 2455732 | 2011-06-19 | 2457500 | 2016-04-21 | -1768 | SVO |
| 40 | 9.2 | 2455955 | 2012-01-28 | 2457801 | 2017-02-16 | -1846 | SVO |
| 41 | 9.5 | 2456175 | 2012-09-04 | 2458102 | 2017-12-14 | -1927 | SVO |
| 42 | 9.6 | 2456389 | 2013-04-06 | 2458403 | 2018-10-11 | -2014 | SVO |
| 43 | 9.4 | 2456591 | 2013-10-25 | 2458704 | 2019-08-08 | -2113 | SVO |
| 44 | 9.4 | 2456794 | 2014-05-16 | 2459005 | 2020-06-04 | -2211 | SVO |
| 45 | 9.1 | 2456998 | 2014-12-06 | 2459306 | 2021-04-01 | -2308 | SVO |
| 46 | 9.2 | 2457193 | 2015-06-19 | 2459607 | 2022-01-27 | -2414 | SVO |
| 47 | 2457393 | 2016-01-05 | 2459908 | 2022-11-24 | -2515 | SVO | |
| 48 | 2457540 | 2016-05-31 | 2460209 | 2023-09-21 | -2669 | SVO | |
| 49 | 2457745 | 2016-12-22 | 2460510 | 2024-07-18 | -2765 | SVO | |
| 50 | 2457900 | 2017-05-26 | 2460811 | 2025-05-15 | -2911 | SVO | |
| 51 | 2458160 | 2018-02-10 | 2461112 | 2026-03-12 | -2952 | 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. |