| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -125 | 2411660 | 1890-10-19 | 2411700 | 1890-11-28 | -40 | SVO | |
| -121 | 2412670 | 1893-07-25 | 2412726 | 1893-09-19 | -56 | SVO | |
| -118 | 2413450 | 1895-09-13 | 2413494 | 1895-10-27 | -44 | SVO | |
| -113 | 2414750 | 1899-04-05 | 2414776 | 1899-05-01 | -26 | SVO | |
| -111 | 2415270 | 1900-09-07 | 2415289 | 1900-09-26 | -19 | SVO | |
| -110 | 2415520 | 1901-05-15 | 2415545 | 1901-06-09 | -25 | SVO | |
| -108 | 2416045 | 1902-10-22 | 2416057 | 1902-11-03 | -12 | SVO | |
| -106 | 2416560 | 1904-03-20 | 2416570 | 1904-03-30 | -10 | SVO | |
| -105 | 2416803 | 1904-11-18 | 2416826 | 1904-12-11 | -23 | SVO | |
| -104 | 2417070 | 1905-08-12 | 2417083 | 1905-08-25 | -13 | SVO | |
| -103 | 2417330 | 1906-04-29 | 2417339 | 1906-05-08 | -9 | SVO | |
| -101 | 2417827 | 1907-09-08 | 2417851 | 1907-10-02 | -24 | GuL, 1920, 1.2 | |
| -100 | 2418090 | 1908-05-28 | 2418108 | 1908-06-15 | -18 | SVO | |
| -99 | 2418355 | 1909-02-17 | 2418364 | 1909-02-26 | -9 | GuL, 1920, 1.2 | |
| -98 | 2418609 | 1909-10-29 | 2418620 | 1909-11-09 | -11 | GuL, 1920, 1.2 | |
| -97 | 2418860 | 1910-07-07 | 2418877 | 1910-07-24 | -17 | SVO | |
| -96 | 2419132 | 1911-04-05 | 2419133 | 1911-04-06 | -1 | AAVSO | |
| -95 | 9.8 | 2419381 | 1911-12-10 | 2419389 | 1911-12-18 | -8 | SVO |
| -94 | 9.6 | 2419642 | 1912-08-27 | 2419645 | 1912-08-30 | -3 | SVO |
| -93 | 9.6 | 2419891 | 1913-05-03 | 2419902 | 1913-05-14 | -11 | AAVSO |
| -92 | 9.7 | 2420156 | 1914-01-23 | 2420158 | 1914-01-25 | -2 | AAVSO |
| -91 | 2420415 | 1914-10-09 | 2420414 | 1914-10-08 | 1 | AN, 1923, vol 217, p 439 | |
| -90 | 2420690 | 1915-07-11 | 2420671 | 1915-06-22 | 19 | AAVSO | |
| -89 | 2420935 | 1916-03-12 | 2420927 | 1916-03-04 | 8 | AAVSO | |
| -88 | 2421196 | 1916-11-28 | 2421183 | 1916-11-15 | 13 | AAVSO | |
| -87 | 2421457 | 1917-08-16 | 2421439 | 1917-07-29 | 18 | AAVSO | |
| -86 | 2421707 | 1918-04-23 | 2421696 | 1918-04-12 | 11 | AAVSO | |
| -85 | 2421969 | 1919-01-10 | 2421952 | 1918-12-24 | 17 | AAVSO | |
| -84 | 10.5 | 2422232 | 1919-09-30 | 2422208 | 1919-09-06 | 24 | AAVSO |
| -83 | 8.6 | 2422491 | 1920-06-15 | 2422465 | 1920-05-20 | 26 | AAVSO |
| -82 | 2422745 | 1921-02-24 | 2422721 | 1921-01-31 | 24 | AAVSO | |
| -81 | 9.7 | 2422979 | 1921-10-16 | 2422977 | 1921-10-14 | 2 | AAVSO |
| -80 | 9.2 | 2423242 | 1922-07-06 | 2423233 | 1922-06-27 | 9 | SVO |
| -79 | 2423498 | 1923-03-19 | 2423490 | 1923-03-11 | 8 | AAVSO | |
| -78 | 9.6 | 2423754 | 1923-11-30 | 2423746 | 1923-11-22 | 8 | AAVSO |
| -77 | 2424014 | 1924-08-16 | 2424002 | 1924-08-04 | 12 | AAVSO | |
| -76 | 2424262 | 1925-04-21 | 2424259 | 1925-04-18 | 3 | AN, 1927, vol 231, p 11 | |
| -75 | 2424515 | 1925-12-30 | 2424515 | 1925-12-30 | 0 | AAVSO | |
| -74 | 2424770 | 1926-09-11 | 2424771 | 1926-09-12 | -1 | AAVSO | |
| -73 | 2425022 | 1927-05-21 | 2425027 | 1927-05-26 | -5 | SVO | |
| -71 | 2425547 | 1928-10-27 | 2425540 | 1928-10-20 | 7 | AAVSO | |
| -70 | 9.9 | 2425805 | 1929-07-12 | 2425796 | 1929-07-03 | 9 | SVO |
| -69 | 9.4 | 2426062 | 1930-03-26 | 2426053 | 1930-03-17 | 9 | SVO |
| -68 | 9.5 | 2426313 | 1930-12-02 | 2426309 | 1930-11-28 | 4 | SVO |
| -67 | 10.3 | 2426588 | 1931-09-03 | 2426565 | 1931-08-11 | 23 | AAVSO |
| -66 | 9.6 | 2426839 | 1932-05-11 | 2426821 | 1932-04-23 | 18 | AAVSO |
| -65 | 9.7 | 2427096 | 1933-01-23 | 2427078 | 1933-01-05 | 18 | SVO |
| -64 | 10.0 | 2427355 | 1933-10-09 | 2427334 | 1933-09-18 | 21 | AAVSO |
| -63 | 2427612 | 1934-06-23 | 2427590 | 1934-06-01 | 22 | AAVSO | |
| -62 | 10.0 | 2427870 | 1935-03-08 | 2427847 | 1935-02-13 | 23 | AAVSO |
| -61 | 9.3 | 2428122 | 1935-11-15 | 2428103 | 1935-10-27 | 19 | AAVSO |
| -60 | 9.6 | 2428375 | 1936-07-25 | 2428359 | 1936-07-09 | 16 | AAVSO |
| -59 | 10.4 | 2428634 | 1937-04-10 | 2428615 | 1937-03-22 | 19 | AAVSO |
| -58 | 9.7 | 2428884 | 1937-12-16 | 2428872 | 1937-12-04 | 12 | AAVSO |
| -57 | 10.0 | 2429150 | 1938-09-08 | 2429128 | 1938-08-17 | 22 | SVO |
| -56 | 10.3 | 2429412 | 1939-05-28 | 2429384 | 1939-04-30 | 28 | AAVSO |
| -55 | 2429666 | 1940-02-06 | 2429641 | 1940-01-12 | 25 | AAVSO | |
| -54 | 10.2 | 2429925 | 1940-10-22 | 2429897 | 1940-09-24 | 28 | AAVSO |
| -53 | 2430188 | 1941-07-12 | 2430153 | 1941-06-07 | 35 | AAVSO | |
| -52 | 10.0 | 2430443 | 1942-03-24 | 2430409 | 1942-02-18 | 34 | AAVSO |
| -51 | 9.6 | 2430709 | 1942-12-15 | 2430666 | 1942-11-02 | 43 | AAVSO |
| -50 | 9.5 | 2430959 | 1943-08-22 | 2430922 | 1943-07-16 | 37 | SVO |
| -49 | 9.3 | 2431223 | 1944-05-12 | 2431178 | 1944-03-28 | 45 | AAVSO |
| -48 | 2431474 | 1945-01-18 | 2431435 | 1944-12-10 | 39 | AAVSO | |
| -47 | 9.5 | 2431730 | 1945-10-01 | 2431691 | 1945-08-23 | 39 | SVO |
| -46 | 9.6 | 2431989 | 1946-06-17 | 2431947 | 1946-05-06 | 42 | AAVSO |
| -44 | 9.9 | 2432499 | 1947-11-09 | 2432460 | 1947-10-01 | 39 | SVO |
| -43 | 10.2 | 2432760 | 1948-07-27 | 2432716 | 1948-06-13 | 44 | SVO |
| -42 | 9.8 | 2433007 | 1949-03-31 | 2432972 | 1949-02-24 | 35 | AAVSO |
| -41 | 9.6 | 2433259 | 1949-12-08 | 2433229 | 1949-11-08 | 30 | AAVSO |
| -40 | 10.0 | 2433514 | 1950-08-20 | 2433485 | 1950-07-22 | 29 | SVO |
| -39 | 9.4 | 2433771 | 1951-05-04 | 2433741 | 1951-04-04 | 30 | AAVSO |
| -38 | 2434020 | 1952-01-08 | 2433997 | 1951-12-16 | 23 | AAVSO | |
| -37 | 9.5 | 2434269 | 1952-09-13 | 2434254 | 1952-08-29 | 15 | SVO |
| -36 | 9.4 | 2434521 | 1953-05-23 | 2434510 | 1953-05-12 | 11 | SVO |
| -35 | 2434773 | 1954-01-30 | 2434766 | 1954-01-23 | 7 | AAVSO | |
| -34 | 9.7 | 2435027 | 1954-10-11 | 2435023 | 1954-10-07 | 4 | SVO |
| -33 | 9.8 | 2435282 | 1955-06-23 | 2435279 | 1955-06-20 | 3 | SVO |
| -32 | 10.0 | 2435536 | 1956-03-03 | 2435535 | 1956-03-02 | 1 | AAVSO |
| -31 | 9.7 | 2435793 | 1956-11-15 | 2435791 | 1956-11-13 | 2 | SVO |
| -30 | 9.5 | 2436041 | 1957-07-21 | 2436048 | 1957-07-28 | -7 | SVO |
| -29 | 9.4 | 2436288 | 1958-03-25 | 2436304 | 1958-04-10 | -16 | AAVSO |
| -28 | 9.5 | 2436550 | 1958-12-12 | 2436560 | 1958-12-22 | -10 | SVO |
| -27 | 9.7 | 2436800 | 1959-08-19 | 2436817 | 1959-09-05 | -17 | SVO |
| -26 | 9.6 | 2437060 | 1960-05-05 | 2437073 | 1960-05-18 | -13 | AAVSO |
| -25 | 9.6 | 2437314 | 1961-01-14 | 2437329 | 1961-01-29 | -15 | SVO |
| -24 | 9.5 | 2437558 | 1961-09-15 | 2437585 | 1961-10-12 | -27 | SVO |
| -23 | 9.4 | 2437814 | 1962-05-29 | 2437842 | 1962-06-26 | -28 | SVO |
| -22 | 10.6 | 2438073 | 1963-02-12 | 2438098 | 1963-03-09 | -25 | AAVSO |
| -21 | 9.5 | 2438328 | 1963-10-25 | 2438354 | 1963-11-20 | -26 | SVO |
| -20 | 9.8 | 2438586 | 1964-07-09 | 2438611 | 1964-08-03 | -25 | SVO |
| -19 | 9.8 | 2438847 | 1965-03-27 | 2438867 | 1965-04-16 | -20 | AAVSO |
| -18 | 9.9 | 2439102 | 1965-12-07 | 2439123 | 1965-12-28 | -21 | SVO |
| -17 | 9.7 | 2439356 | 1966-08-18 | 2439379 | 1966-09-10 | -23 | SVO |
| -16 | 9.8 | 2439617 | 1967-05-06 | 2439636 | 1967-05-25 | -19 | SVO |
| -15 | 10.0 | 2439870 | 1968-01-14 | 2439892 | 1968-02-05 | -22 | AAVSO |
| -14 | 9.2 | 2440129 | 1968-09-29 | 2440148 | 1968-10-18 | -19 | SVO |
| -13 | 9.4 | 2440385 | 1969-06-12 | 2440405 | 1969-07-02 | -20 | SVO |
| -12 | 9.8 | 2440641 | 1970-02-23 | 2440661 | 1970-03-15 | -20 | AAVSO |
| -11 | 9.9 | 2440898 | 1970-11-07 | 2440917 | 1970-11-26 | -19 | SVO |
| -10 | 10.3 | 2441157 | 1971-07-24 | 2441173 | 1971-08-09 | -16 | SVO |
| -9 | 9.0 | 2441409 | 1972-04-01 | 2441430 | 1972-04-22 | -21 | AAVSO |
| -8 | 10.1 | 2441666 | 1972-12-14 | 2441686 | 1973-01-03 | -20 | AAVSO |
| -7 | 9.6 | 2441918 | 1973-08-23 | 2441942 | 1973-09-16 | -24 | SVO |
| -6 | 9.7 | 2442174 | 1974-05-06 | 2442199 | 1974-05-31 | -25 | SVO |
| -5 | 9.9 | 2442432 | 1975-01-19 | 2442455 | 1975-02-11 | -23 | SVO |
| -4 | 9.9 | 2442686 | 1975-09-30 | 2442711 | 1975-10-25 | -25 | SVO |
| -3 | 9.8 | 2442944 | 1976-06-14 | 2442967 | 1976-07-07 | -23 | SVO |
| -2 | 9.5 | 2443190 | 1977-02-15 | 2443224 | 1977-03-21 | -34 | SVO |
| -1 | 9.5 | 2443456 | 1977-11-08 | 2443480 | 1977-12-02 | -24 | SVO |
| 0 | 10.1 | 2443713 | 1978-07-23 | 2443736 | 1978-08-15 | -23 | SVO |
| 1 | 9.9 | 2443971 | 1979-04-07 | 2443993 | 1979-04-29 | -22 | SVO |
| 2 | 9.3 | 2444223 | 1979-12-15 | 2444249 | 1980-01-10 | -26 | SVO |
| 3 | 10.3 | 2444483 | 1980-08-31 | 2444505 | 1980-09-22 | -22 | SVO |
| 4 | 9.3 | 2444731 | 1981-05-06 | 2444761 | 1981-06-05 | -30 | SVO |
| 5 | 9.6 | 2444989 | 1982-01-19 | 2445018 | 1982-02-17 | -29 | SVO |
| 6 | 10.6 | 2445248 | 1982-10-05 | 2445274 | 1982-10-31 | -26 | SVO |
| 7 | 9.5 | 2445509 | 1983-06-23 | 2445530 | 1983-07-14 | -21 | SVO |
| 8 | 10.1 | 2445761 | 1984-03-01 | 2445787 | 1984-03-27 | -26 | AAVSO |
| 9 | 9.7 | 2446022 | 1984-11-17 | 2446043 | 1984-12-08 | -21 | SVO |
| 10 | 9.5 | 2446278 | 1985-07-31 | 2446299 | 1985-08-21 | -21 | SVO |
| 11 | 9.7 | 2446537 | 1986-04-16 | 2446556 | 1986-05-05 | -19 | SVO |
| 12 | 9.3 | 2446793 | 1986-12-28 | 2446812 | 1987-01-16 | -19 | SVO |
| 13 | 9.6 | 2447050 | 1987-09-11 | 2447068 | 1987-09-29 | -18 | SVO |
| 14 | 9.8 | 2447308 | 1988-05-26 | 2447324 | 1988-06-11 | -16 | SVO |
| 15 | 9.9 | 2447563 | 1989-02-05 | 2447581 | 1989-02-23 | -18 | SVO |
| 16 | 9.5 | 2447820 | 1989-10-20 | 2447837 | 1989-11-06 | -17 | SVO |
| 17 | 10.0 | 2448086 | 1990-07-13 | 2448093 | 1990-07-20 | -7 | SVO |
| 18 | 9.8 | 2448348 | 1991-04-01 | 2448350 | 1991-04-03 | -2 | SVO |
| 19 | 9.7 | 2448603 | 1991-12-12 | 2448606 | 1991-12-15 | -3 | SVO |
| 20 | 9.7 | 2448859 | 1992-08-24 | 2448862 | 1992-08-27 | -3 | SVO |
| 21 | 9.7 | 2449124 | 1993-05-16 | 2449118 | 1993-05-10 | 6 | SVO |
| 22 | 10.1 | 2449384 | 1994-01-31 | 2449375 | 1994-01-22 | 9 | SVO |
| 23 | 9.3 | 2449633 | 1994-10-07 | 2449631 | 1994-10-05 | 2 | SVO |
| 24 | 10.0 | 2449888 | 1995-06-19 | 2449887 | 1995-06-18 | 1 | SVO |
| 25 | 9.9 | 2450150 | 1996-03-07 | 2450144 | 1996-03-01 | 6 | SVO |
| 26 | 9.8 | 2450406 | 1996-11-18 | 2450400 | 1996-11-12 | 6 | SVO |
| 27 | 9.5 | 2450656 | 1997-07-26 | 2450656 | 1997-07-26 | 0 | SVO |
| 28 | 9.3 | 2450913 | 1998-04-09 | 2450912 | 1998-04-08 | 1 | SVO |
| 29 | 9.6 | 2451169 | 1998-12-21 | 2451169 | 1998-12-21 | 0 | SVO |
| 30 | 9.3 | 2451424 | 1999-09-02 | 2451425 | 1999-09-03 | -1 | SVO |
| 31 | 10.0 | 2451686 | 2000-05-21 | 2451681 | 2000-05-16 | 5 | SVO |
| 32 | 9.7 | 2451943 | 2001-02-02 | 2451938 | 2001-01-28 | 5 | SVO |
| 33 | 9.3 | 2452198 | 2001-10-15 | 2452194 | 2001-10-11 | 4 | SVO |
| 34 | 9.8 | 2452458 | 2002-07-02 | 2452450 | 2002-06-24 | 8 | SVO |
| 35 | 9.5 | 2452714 | 2003-03-15 | 2452706 | 2003-03-07 | 8 | SVO |
| 36 | 10.0 | 2452974 | 2003-11-30 | 2452963 | 2003-11-19 | 11 | SVO |
| 37 | 9.5 | 2453226 | 2004-08-08 | 2453219 | 2004-08-01 | 7 | SVO |
| 38 | 10.0 | 2453484 | 2005-04-23 | 2453475 | 2005-04-14 | 9 | SVO |
| 39 | 9.9 | 2453742 | 2006-01-06 | 2453732 | 2005-12-27 | 10 | SVO |
| 40 | 9.3 | 2453985 | 2006-09-06 | 2453988 | 2006-09-09 | -3 | SVO |
| 41 | 9.9 | 2454250 | 2007-05-29 | 2454244 | 2007-05-23 | 6 | SVO |
| 42 | 9.4 | 2454497 | 2008-01-31 | 2454500 | 2008-02-03 | -3 | SVO |
| 43 | 9.7 | 2454753 | 2008-10-13 | 2454757 | 2008-10-17 | -4 | SVO |
| 44 | 9.9 | 2455016 | 2009-07-03 | 2455013 | 2009-06-30 | 3 | SVO |
| 45 | 9.2 | 2455267 | 2010-03-11 | 2455269 | 2010-03-13 | -2 | SVO |
| 46 | 9.4 | 2455526 | 2010-11-25 | 2455526 | 2010-11-25 | 0 | SVO |
| 47 | 9.5 | 2455786 | 2011-08-12 | 2455782 | 2011-08-08 | 4 | SVO |
| 48 | 9.5 | 2456036 | 2012-04-18 | 2456038 | 2012-04-20 | -2 | SVO |
| 49 | 9.0 | 2456287 | 2012-12-25 | 2456294 | 2013-01-01 | -7 | SVO |
| 50 | 10.2 | 2456552 | 2013-09-16 | 2456551 | 2013-09-15 | 1 | SVO |
| 51 | 9.9 | 2456811 | 2014-06-02 | 2456807 | 2014-05-29 | 4 | SVO |
| 52 | 9.2 | 2457057 | 2015-02-03 | 2457063 | 2015-02-09 | -6 | SVO |
| 53 | 9.6 | 2457325 | 2015-10-29 | 2457320 | 2015-10-24 | 5 | SVO |
| 54 | 10.1 | 2457584 | 2016-07-14 | 2457576 | 2016-07-06 | 8 | SVO |
| 55 | 9.5 | 2457843 | 2017-03-30 | 2457832 | 2017-03-19 | 11 | SVO |
| 56 | 8.9 | 2458087 | 2017-11-29 | 2458088 | 2017-11-30 | -1 | SVO |
| 57 | 9.9 | 2458355 | 2018-08-24 | 2458345 | 2018-08-14 | 10 | SVO |
| 58 | 9.6 | 2458616 | 2019-05-12 | 2458601 | 2019-04-27 | 15 | SVO |
| 59 | 9.4 | 2458873 | 2020-01-24 | 2458857 | 2020-01-08 | 16 | SVO |
| 60 | 9.3 | 2459130 | 2020-10-07 | 2459114 | 2020-09-21 | 16 | SVO |
| 61 | 9.5 | 2459388 | 2021-06-22 | 2459370 | 2021-06-04 | 18 | SVO |
| 62 | 9.4 | 2459644 | 2022-03-05 | 2459626 | 2022-02-15 | 18 | SVO |
| 63 | 9.0 | 2459896 | 2022-11-12 | 2459882 | 2022-10-29 | 14 | SVO |
| 64 | 9.9 | 2460157 | 2023-07-31 | 2460139 | 2023-07-13 | 18 | SVO |
| 65 | 10.2 | 2460423 | 2024-04-22 | 2460395 | 2024-03-25 | 28 | SVO |
| 66 | 9.1 | 2460676 | 2024-12-31 | 2460651 | 2024-12-06 | 25 | 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. |