| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -146 | 8.5 | 2413877 | 1896-11-13 | 2413838 | 1896-10-05 | 39 | AAVSO |
| -145 | 9.9 | 2414139 | 1897-08-02 | 2414096 | 1897-06-20 | 43 | AAVSO |
| -144 | 8.7 | 2414395 | 1898-04-15 | 2414354 | 1898-03-05 | 41 | AAVSO |
| -143 | 9.4 | 2414655 | 1898-12-31 | 2414612 | 1898-11-18 | 43 | SVO |
| -142 | 9.6 | 2414923 | 1899-09-25 | 2414871 | 1899-08-04 | 52 | AAVSO |
| -141 | 9.0 | 2415165 | 1900-05-25 | 2415129 | 1900-04-19 | 36 | AAVSO |
| -140 | 9.2 | 2415440 | 1901-02-24 | 2415387 | 1901-01-02 | 53 | AAVSO |
| -139 | 9.0 | 2415678 | 1901-10-20 | 2415645 | 1901-09-17 | 33 | AAVSO |
| -136 | 2416450 | 1903-12-01 | 2416420 | 1903-11-01 | 30 | AnHar, 1909, vol 55, p 95 | |
| -135 | 10.0 | 2416743 | 1904-09-19 | 2416678 | 1904-07-16 | 65 | AAVSO |
| -134 | 9.2 | 2416999 | 1905-06-02 | 2416936 | 1905-03-31 | 63 | AAVSO |
| -133 | 2417257 | 1906-02-15 | 2417194 | 1905-12-14 | 63 | AAVSO | |
| -132 | 8.3 | 2417497 | 1906-10-13 | 2417453 | 1906-08-30 | 44 | AAVSO |
| -131 | 2417786 | 1907-07-29 | 2417711 | 1907-05-15 | 75 | AAVSO | |
| -130 | 9.1 | 2418029 | 1908-03-28 | 2417969 | 1908-01-28 | 60 | AAVSO |
| -129 | 9.5 | 2418287 | 1908-12-11 | 2418227 | 1908-10-12 | 60 | AAVSO |
| -128 | 9.3 | 2418549 | 1909-08-30 | 2418485 | 1909-06-27 | 64 | AAVSO |
| -127 | 2418799 | 1910-05-07 | 2418744 | 1910-03-13 | 55 | AAVSO | |
| -126 | 2419051 | 1911-01-14 | 2419002 | 1910-11-26 | 49 | AAVSO | |
| -125 | 9.4 | 2419313 | 1911-10-03 | 2419260 | 1911-08-11 | 53 | AAVSO |
| -123 | 9.3 | 2419810 | 1913-02-11 | 2419776 | 1913-01-08 | 34 | AAVSO |
| -122 | 9.3 | 2420079 | 1913-11-07 | 2420035 | 1913-09-24 | 44 | SVO |
| -121 | 9.5 | 2420329 | 1914-07-15 | 2420293 | 1914-06-09 | 36 | AAVSO |
| -120 | 9.3 | 2420577 | 1915-03-20 | 2420551 | 1915-02-22 | 26 | AAVSO |
| -119 | 9.6 | 2420843 | 1915-12-11 | 2420809 | 1915-11-07 | 34 | SVO |
| -118 | 9.3 | 2421101 | 1916-08-25 | 2421067 | 1916-07-22 | 34 | SVO |
| -117 | 2421377 | 1917-05-28 | 2421326 | 1917-04-07 | 51 | AAVSO | |
| -116 | 9.1 | 2421610 | 1918-01-16 | 2421584 | 1917-12-21 | 26 | SVO |
| -115 | 9.2 | 2421862 | 1918-09-25 | 2421842 | 1918-09-05 | 20 | SVO |
| -114 | 2422120 | 1919-06-10 | 2422100 | 1919-05-21 | 20 | AAVSO | |
| -113 | 9.0 | 2422403 | 1920-03-19 | 2422358 | 1920-02-03 | 45 | AAVSO |
| -112 | 10.0 | 2422656 | 1920-11-27 | 2422617 | 1920-10-19 | 39 | SVO |
| -111 | 9.7 | 2422913 | 1921-08-11 | 2422875 | 1921-07-04 | 38 | AAVSO |
| -110 | 2423177 | 1922-05-02 | 2423133 | 1922-03-19 | 44 | AAVSO | |
| -109 | 9.2 | 2423419 | 1922-12-30 | 2423391 | 1922-12-02 | 28 | SVO |
| -108 | 9.5 | 2423678 | 1923-09-15 | 2423649 | 1923-08-17 | 29 | AAVSO |
| -107 | 2423940 | 1924-06-03 | 2423908 | 1924-05-02 | 32 | AAVSO | |
| -106 | 9.1 | 2424185 | 1925-02-03 | 2424166 | 1925-01-15 | 19 | AAVSO |
| -105 | 9.7 | 2424440 | 1925-10-16 | 2424424 | 1925-09-30 | 16 | SVO |
| -104 | 2424708 | 1926-07-11 | 2424682 | 1926-06-15 | 26 | AAVSO | |
| -103 | 2424967 | 1927-03-27 | 2424940 | 1927-02-28 | 27 | AAVSO | |
| -102 | 9.3 | 2425228 | 1927-12-13 | 2425199 | 1927-11-14 | 29 | SVO |
| -101 | 2425489 | 1928-08-30 | 2425457 | 1928-07-29 | 32 | AAVSO | |
| -100 | 2425742 | 1929-05-10 | 2425715 | 1929-04-13 | 27 | AAVSO | |
| -99 | 9.3 | 2426000 | 1930-01-23 | 2425973 | 1929-12-27 | 27 | AAVSO |
| -98 | 9.2 | 2426262 | 1930-10-12 | 2426231 | 1930-09-11 | 31 | AAVSO |
| -97 | 9.4 | 2426519 | 1931-06-26 | 2426490 | 1931-05-28 | 29 | AAVSO |
| -96 | 9.4 | 2426773 | 1932-03-06 | 2426748 | 1932-02-10 | 25 | AAVSO |
| -95 | 9.3 | 2427028 | 1932-11-16 | 2427006 | 1932-10-25 | 22 | SVO |
| -94 | 9.5 | 2427294 | 1933-08-09 | 2427264 | 1933-07-10 | 30 | SVO |
| -93 | 2427552 | 1934-04-24 | 2427522 | 1934-03-25 | 30 | AAVSO | |
| -92 | 9.4 | 2427812 | 1935-01-09 | 2427781 | 1934-12-09 | 31 | SVO |
| -91 | 10.1 | 2428080 | 1935-10-04 | 2428039 | 1935-08-24 | 41 | SVO |
| -90 | 2428329 | 1936-06-09 | 2428297 | 1936-05-08 | 32 | AAVSO | |
| -89 | 9.7 | 2428595 | 1937-03-02 | 2428555 | 1937-01-21 | 40 | AAVSO |
| -88 | 9.2 | 2428849 | 1937-11-11 | 2428813 | 1937-10-06 | 36 | SVO |
| -87 | 9.7 | 2429112 | 1938-08-01 | 2429072 | 1938-06-22 | 40 | AAVSO |
| -86 | 2429382 | 1939-04-28 | 2429330 | 1939-03-07 | 52 | AAVSO | |
| -85 | 9.9 | 2429649 | 1940-01-20 | 2429588 | 1939-11-20 | 61 | SVO |
| -84 | 9.7 | 2429907 | 1940-10-04 | 2429846 | 1940-08-04 | 61 | SVO |
| -83 | 9.1 | 2430160 | 1941-06-14 | 2430104 | 1941-04-19 | 56 | AAVSO |
| -82 | 9.7 | 2430410 | 1942-02-19 | 2430363 | 1942-01-03 | 47 | AAVSO |
| -81 | 9.4 | 2430672 | 1942-11-08 | 2430621 | 1942-09-18 | 51 | SVO |
| -80 | 10.0 | 2430927 | 1943-07-21 | 2430879 | 1943-06-03 | 48 | SVO |
| -79 | 2431183 | 1944-04-02 | 2431137 | 1944-02-16 | 46 | AAVSO | |
| -78 | 9.5 | 2431442 | 1944-12-17 | 2431395 | 1944-10-31 | 47 | SVO |
| -77 | 10.1 | 2431702 | 1945-09-03 | 2431654 | 1945-07-17 | 48 | SVO |
| -75 | 9.6 | 2432205 | 1947-01-19 | 2432170 | 1946-12-15 | 35 | AAVSO |
| -74 | 9.8 | 2432458 | 1947-09-29 | 2432428 | 1947-08-30 | 30 | SVO |
| -73 | 9.7 | 2432717 | 1948-06-14 | 2432686 | 1948-05-14 | 31 | AAVSO |
| -72 | 10.0 | 2432984 | 1949-03-08 | 2432945 | 1949-01-28 | 39 | AAVSO |
| -71 | 9.5 | 2433228 | 1949-11-07 | 2433203 | 1949-10-13 | 25 | SVO |
| -70 | 9.6 | 2433483 | 1950-07-20 | 2433461 | 1950-06-28 | 22 | AAVSO |
| -69 | 2433750 | 1951-04-13 | 2433719 | 1951-03-13 | 31 | AAVSO | |
| -68 | 9.0 | 2433985 | 1951-12-04 | 2433977 | 1951-11-26 | 8 | SVO |
| -67 | 9.5 | 2434256 | 1952-08-31 | 2434236 | 1952-08-11 | 20 | SVO |
| -66 | 2434514 | 1953-05-16 | 2434494 | 1953-04-26 | 20 | AAVSO | |
| -65 | 9.6 | 2434774 | 1954-01-31 | 2434752 | 1954-01-09 | 22 | AAVSO |
| -64 | 9.4 | 2435029 | 1954-10-13 | 2435010 | 1954-09-24 | 19 | SVO |
| -63 | 9.9 | 2435296 | 1955-07-07 | 2435268 | 1955-06-09 | 28 | AAVSO |
| -62 | 2435555 | 1956-03-22 | 2435527 | 1956-02-23 | 28 | AAVSO | |
| -61 | 9.2 | 2435805 | 1956-11-27 | 2435785 | 1956-11-07 | 20 | SVO |
| -60 | 9.7 | 2436064 | 1957-08-13 | 2436043 | 1957-07-23 | 21 | AAVSO |
| -59 | 2436327 | 1958-05-03 | 2436301 | 1958-04-07 | 26 | AAVSO | |
| -58 | 9.4 | 2436593 | 1959-01-24 | 2436559 | 1958-12-21 | 34 | SVO |
| -57 | 9.4 | 2436845 | 1959-10-03 | 2436818 | 1959-09-06 | 27 | SVO |
| -56 | 10.0 | 2437101 | 1960-06-15 | 2437076 | 1960-05-21 | 25 | AAVSO |
| -55 | 9.8 | 2437358 | 1961-02-27 | 2437334 | 1961-02-03 | 24 | AAVSO |
| -54 | 9.6 | 2437640 | 1961-12-06 | 2437592 | 1961-10-19 | 48 | SVO |
| -53 | 9.2 | 2437889 | 1962-08-12 | 2437850 | 1962-07-04 | 39 | AAVSO |
| -52 | 2438151 | 1963-05-01 | 2438109 | 1963-03-20 | 42 | AAVSO | |
| -51 | 9.4 | 2438399 | 1964-01-04 | 2438367 | 1963-12-03 | 32 | SVO |
| -50 | 9.7 | 2438665 | 1964-09-26 | 2438625 | 1964-08-17 | 40 | SVO |
| -49 | 9.7 | 2438918 | 1965-06-06 | 2438883 | 1965-05-02 | 35 | AAVSO |
| -48 | 9.3 | 2439161 | 1966-02-04 | 2439141 | 1966-01-15 | 20 | AAVSO |
| -47 | 9.6 | 2439417 | 1966-10-18 | 2439400 | 1966-10-01 | 17 | SVO |
| -46 | 9.4 | 2439678 | 1967-07-06 | 2439658 | 1967-06-16 | 20 | AAVSO |
| -45 | 2439933 | 1968-03-17 | 2439916 | 1968-02-29 | 17 | AAVSO | |
| -44 | 9.7 | 2440185 | 1968-11-24 | 2440174 | 1968-11-13 | 11 | SVO |
| -43 | 9.5 | 2440443 | 1969-08-09 | 2440432 | 1969-07-29 | 11 | AAVSO |
| -42 | 9.4 | 2440686 | 1970-04-09 | 2440691 | 1970-04-14 | -5 | AAVSO |
| -41 | 9.2 | 2440933 | 1970-12-12 | 2440949 | 1970-12-28 | -16 | SVO |
| -40 | 9.9 | 2441199 | 1971-09-04 | 2441207 | 1971-09-12 | -8 | SVO |
| -39 | 2441470 | 1972-06-01 | 2441465 | 1972-05-27 | 5 | AAVSO | |
| -38 | 9.5 | 2441728 | 1973-02-14 | 2441723 | 1973-02-09 | 5 | AAVSO |
| -37 | 9.7 | 2441977 | 1973-10-21 | 2441982 | 1973-10-26 | -5 | SVO |
| -36 | 9.0 | 2442237 | 1974-07-08 | 2442240 | 1974-07-11 | -3 | AAVSO |
| -35 | 2442500 | 1975-03-28 | 2442498 | 1975-03-26 | 2 | AAVSO | |
| -34 | 9.4 | 2442735 | 1975-11-18 | 2442756 | 1975-12-09 | -21 | SVO |
| -33 | 9.7 | 2443003 | 1976-08-12 | 2443014 | 1976-08-23 | -11 | SVO |
| -32 | 9.8 | 2443262 | 1977-04-28 | 2443273 | 1977-05-09 | -11 | SVO |
| -31 | 9.3 | 2443508 | 1977-12-30 | 2443531 | 1978-01-22 | -23 | SVO |
| -30 | 9.4 | 2443771 | 1978-09-19 | 2443789 | 1978-10-07 | -18 | SVO |
| -29 | 9.6 | 2444029 | 1979-06-04 | 2444047 | 1979-06-22 | -18 | AAVSO |
| -28 | 9.0 | 2444294 | 1980-02-24 | 2444305 | 1980-03-06 | -11 | AAVSO |
| -27 | 9.8 | 2444557 | 1980-11-13 | 2444564 | 1980-11-20 | -7 | SVO |
| -26 | 9.2 | 2444800 | 1981-07-14 | 2444822 | 1981-08-05 | -22 | SVO |
| -25 | 9.6 | 2445068 | 1982-04-08 | 2445080 | 1982-04-20 | -12 | AAVSO |
| -24 | 9.7 | 2445335 | 1982-12-31 | 2445338 | 1983-01-03 | -3 | SVO |
| -23 | 9.6 | 2445589 | 1983-09-11 | 2445596 | 1983-09-18 | -7 | SVO |
| -22 | 9.6 | 2445860 | 1984-06-08 | 2445855 | 1984-06-03 | 5 | SVO |
| -21 | 9.3 | 2446120 | 1985-02-23 | 2446113 | 1985-02-16 | 7 | SVO |
| -20 | 9.4 | 2446378 | 1985-11-08 | 2446371 | 1985-11-01 | 7 | SVO |
| -19 | 9.6 | 2446642 | 1986-07-30 | 2446629 | 1986-07-17 | 13 | SVO |
| -18 | 9.1 | 2446900 | 1987-04-14 | 2446887 | 1987-04-01 | 13 | SVO |
| -17 | 10.1 | 2447167 | 1988-01-06 | 2447146 | 1987-12-16 | 21 | SVO |
| -16 | 9.4 | 2447429 | 1988-09-24 | 2447404 | 1988-08-30 | 25 | SVO |
| -15 | 2447692 | 1989-06-14 | 2447662 | 1989-05-15 | 30 | AAVSO | |
| -14 | 9.7 | 2447948 | 1990-02-25 | 2447920 | 1990-01-28 | 28 | SVO |
| -13 | 9.3 | 2448198 | 1990-11-02 | 2448178 | 1990-10-13 | 20 | SVO |
| -12 | 10.1 | 2448461 | 1991-07-23 | 2448437 | 1991-06-29 | 24 | SVO |
| -11 | 9.3 | 2448711 | 1992-03-29 | 2448695 | 1992-03-13 | 16 | SVO |
| -10 | 10.0 | 2448980 | 1992-12-23 | 2448953 | 1992-11-26 | 27 | SVO |
| -9 | 9.5 | 2449230 | 1993-08-30 | 2449211 | 1993-08-11 | 19 | SVO |
| -8 | 9.8 | 2449485 | 1994-05-12 | 2449469 | 1994-04-26 | 16 | SVO |
| -7 | 9.3 | 2449737 | 1995-01-19 | 2449728 | 1995-01-10 | 9 | SVO |
| -6 | 9.8 | 2450001 | 1995-10-10 | 2449986 | 1995-09-25 | 15 | SVO |
| -5 | 9.6 | 2450258 | 1996-06-23 | 2450244 | 1996-06-09 | 14 | SVO |
| -4 | 9.6 | 2450511 | 1997-03-03 | 2450502 | 1997-02-22 | 9 | SVO |
| -3 | 9.5 | 2450774 | 1997-11-21 | 2450760 | 1997-11-07 | 14 | SVO |
| -2 | 9.5 | 2451033 | 1998-08-07 | 2451019 | 1998-07-24 | 14 | SVO |
| -1 | 9.8 | 2451287 | 1999-04-18 | 2451277 | 1999-04-08 | 10 | SVO |
| 0 | 9.4 | 2451538 | 1999-12-25 | 2451535 | 1999-12-22 | 3 | SVO |
| 1 | 9.5 | 2451802 | 2000-09-14 | 2451793 | 2000-09-05 | 9 | SVO |
| 2 | 9.3 | 2452053 | 2001-05-23 | 2452051 | 2001-05-21 | 2 | SVO |
| 3 | 9.3 | 2452305 | 2002-01-30 | 2452310 | 2002-02-04 | -5 | SVO |
| 4 | 9.4 | 2452570 | 2002-10-22 | 2452568 | 2002-10-20 | 2 | SVO |
| 5 | 10.0 | 2452835 | 2003-07-14 | 2452826 | 2003-07-05 | 9 | SVO |
| 6 | 9.5 | 2453086 | 2004-03-21 | 2453084 | 2004-03-19 | 2 | SVO |
| 7 | 9.5 | 2453339 | 2004-11-29 | 2453342 | 2004-12-02 | -3 | SVO |
| 8 | 9.1 | 2453595 | 2005-08-12 | 2453601 | 2005-08-18 | -6 | SVO |
| 9 | 9.7 | 2453853 | 2006-04-27 | 2453859 | 2006-05-03 | -6 | SVO |
| 10 | 9.4 | 2454118 | 2007-01-17 | 2454117 | 2007-01-16 | 1 | SVO |
| 11 | 9.6 | 2454370 | 2007-09-26 | 2454375 | 2007-10-01 | -5 | SVO |
| 12 | 2454631 | 2008-06-13 | 2454633 | 2008-06-15 | -2 | AAVSO | |
| 13 | 9.7 | 2454892 | 2009-03-01 | 2454892 | 2009-03-01 | 0 | SVO |
| 14 | 9.6 | 2455151 | 2009-11-15 | 2455150 | 2009-11-14 | 1 | SVO |
| 15 | 9.5 | 2455409 | 2010-07-31 | 2455408 | 2010-07-30 | 1 | SVO |
| 16 | 9.6 | 2455673 | 2011-04-21 | 2455666 | 2011-04-14 | 7 | SVO |
| 17 | 9.6 | 2455931 | 2012-01-04 | 2455924 | 2011-12-28 | 7 | SVO |
| 18 | 9.6 | 2456193 | 2012-09-22 | 2456183 | 2012-09-12 | 10 | SVO |
| 19 | 9.4 | 2456452 | 2013-06-08 | 2456441 | 2013-05-28 | 11 | SVO |
| 20 | 9.4 | 2456713 | 2014-02-24 | 2456699 | 2014-02-10 | 14 | SVO |
| 21 | 9.7 | 2456975 | 2014-11-13 | 2456957 | 2014-10-26 | 18 | SVO |
| 22 | 9.5 | 2457234 | 2015-07-30 | 2457215 | 2015-07-11 | 19 | SVO |
| 23 | 9.5 | 2457487 | 2016-04-08 | 2457474 | 2016-03-26 | 13 | SVO |
| 24 | 9.4 | 2457740 | 2016-12-17 | 2457732 | 2016-12-09 | 8 | SVO |
| 25 | 9.8 | 2457995 | 2017-08-29 | 2457990 | 2017-08-24 | 5 | SVO |
| 26 | 10.1 | 2458257 | 2018-05-18 | 2458248 | 2018-05-09 | 9 | SVO |
| 27 | 9.3 | 2458508 | 2019-01-24 | 2458506 | 2019-01-22 | 2 | SVO |
| 28 | 9.9 | 2458772 | 2019-10-15 | 2458765 | 2019-10-08 | 7 | SVO |
| 29 | 9.4 | 2459021 | 2020-06-20 | 2459023 | 2020-06-22 | -2 | SVO |
| 30 | 9.7 | 2459276 | 2021-03-02 | 2459281 | 2021-03-07 | -5 | SVO |
| 31 | 9.4 | 2459539 | 2021-11-20 | 2459539 | 2021-11-20 | 0 | SVO |
| 32 | 9.8 | 2459803 | 2022-08-11 | 2459797 | 2022-08-05 | 6 | 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. |