| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -149 | 2414502 | 1898-07-31 | 2414357 | 1898-03-08 | 145 | AnHar, 1937, vol 105, p 459 | |
| -148 | 2414757 | 1899-04-12 | 2414632 | 1898-12-08 | 125 | GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95 | |
| -146 | 2415307 | 1900-10-14 | 2415183 | 1900-06-12 | 124 | GuL, 1920, 1.2 | |
| -145 | 2415581 | 1901-07-15 | 2415458 | 1901-03-14 | 123 | GuL, 1920, 1.2 | |
| -142 | 2416390 | 1903-10-02 | 2416284 | 1903-06-18 | 106 | AnHar, 1952, vol 115 | |
| -141 | 2416675 | 1904-07-13 | 2416560 | 1904-03-20 | 115 | AnHar, 1952, vol 115 | |
| -140 | 2416969 | 1905-05-03 | 2416835 | 1904-12-20 | 134 | AAVSO | |
| -139 | 2417239 | 1906-01-28 | 2417110 | 1905-09-21 | 129 | AAVSO | |
| -138 | 9.5 | 2417495 | 1906-10-11 | 2417386 | 1906-06-24 | 109 | AAVSO |
| -137 | 2417763 | 1907-07-06 | 2417661 | 1907-03-26 | 102 | AAVSO | |
| -136 | 2418037 | 1908-04-05 | 2417936 | 1907-12-26 | 101 | AAVSO | |
| -135 | 2418312 | 1909-01-05 | 2418212 | 1908-09-27 | 100 | AAVSO | |
| -134 | 8.8 | 2418592 | 1909-10-12 | 2418487 | 1909-06-29 | 105 | AAVSO |
| -133 | 2418869 | 1910-07-16 | 2418762 | 1910-03-31 | 107 | AAVSO | |
| -130 | 2419690 | 1912-10-14 | 2419589 | 1912-07-05 | 101 | SVO | |
| -129 | 9.5 | 2419949 | 1913-06-30 | 2419864 | 1913-04-06 | 85 | AAVSO |
| -127 | 2420508 | 1915-01-10 | 2420415 | 1914-10-09 | 93 | AAVSO | |
| -126 | 9.4 | 2420793 | 1915-10-22 | 2420690 | 1915-07-11 | 103 | AAVSO |
| -125 | 9.6 | 2421049 | 1916-07-04 | 2420965 | 1916-04-11 | 84 | AAVSO |
| -124 | 2421321 | 1917-04-02 | 2421241 | 1917-01-12 | 80 | AAVSO | |
| -123 | 2421595 | 1918-01-01 | 2421516 | 1917-10-14 | 79 | AAVSO | |
| -122 | 9.5 | 2421865 | 1918-09-28 | 2421791 | 1918-07-16 | 74 | AAVSO |
| -121 | 2422131 | 1919-06-21 | 2422067 | 1919-04-18 | 64 | AAVSO | |
| -120 | 2422396 | 1920-03-12 | 2422342 | 1920-01-18 | 54 | AAVSO | |
| -119 | 8.9 | 2422663 | 1920-12-04 | 2422617 | 1920-10-19 | 46 | AAVSO |
| -118 | 9.5 | 2422931 | 1921-08-29 | 2422893 | 1921-07-22 | 38 | AAVSO |
| -117 | 10.2 | 2423214 | 1922-06-08 | 2423168 | 1922-04-23 | 46 | AAVSO |
| -116 | 9.5 | 2423499 | 1923-03-20 | 2423443 | 1923-01-23 | 56 | AAVSO |
| -115 | 9.6 | 2423762 | 1923-12-08 | 2423719 | 1923-10-26 | 43 | SVO |
| -114 | 9.2 | 2424039 | 1924-09-10 | 2423994 | 1924-07-27 | 45 | SVO |
| -113 | 9.2 | 2424315 | 1925-06-13 | 2424269 | 1925-04-28 | 46 | SVO |
| -112 | 9.2 | 2424591 | 1926-03-16 | 2424545 | 1926-01-29 | 46 | AAVSO |
| -111 | 9.2 | 2424868 | 1926-12-18 | 2424820 | 1926-10-31 | 48 | SVO |
| -110 | 9.1 | 2425149 | 1927-09-25 | 2425096 | 1927-08-03 | 53 | SVO |
| -109 | 9.2 | 2425423 | 1928-06-25 | 2425371 | 1928-05-04 | 52 | SVO |
| -108 | 9.8 | 2425708 | 1929-04-06 | 2425646 | 1929-02-03 | 62 | SVO |
| -107 | 8.9 | 2425970 | 1929-12-24 | 2425922 | 1929-11-06 | 48 | SVO |
| -106 | 10.2 | 2426251 | 1930-10-01 | 2426197 | 1930-08-08 | 54 | SVO |
| -105 | 9.6 | 2426536 | 1931-07-13 | 2426472 | 1931-05-10 | 64 | SVO |
| -104 | 9.5 | 2426809 | 1932-04-11 | 2426748 | 1932-02-10 | 61 | SVO |
| -103 | 9.6 | 2427085 | 1933-01-12 | 2427023 | 1932-11-11 | 62 | SVO |
| -102 | 9.0 | 2427353 | 1933-10-07 | 2427298 | 1933-08-13 | 55 | SVO |
| -101 | 9.5 | 2427624 | 1934-07-05 | 2427574 | 1934-05-16 | 50 | SVO |
| -100 | 9.3 | 2427897 | 1935-04-04 | 2427849 | 1935-02-15 | 48 | SVO |
| -99 | 2428181 | 1936-01-13 | 2428124 | 1935-11-17 | 57 | AAVSO | |
| -98 | 9.7 | 2428451 | 1936-10-09 | 2428400 | 1936-08-19 | 51 | SVO |
| -97 | 9.3 | 2428711 | 1937-06-26 | 2428675 | 1937-05-21 | 36 | SVO |
| -96 | 2428974 | 1938-03-16 | 2428950 | 1938-02-20 | 24 | AAVSO | |
| -95 | 9.4 | 2429249 | 1938-12-16 | 2429226 | 1938-11-23 | 23 | AAVSO |
| -94 | 9.4 | 2429522 | 1939-09-15 | 2429501 | 1939-08-25 | 21 | SVO |
| -93 | 8.7 | 2429788 | 1940-06-07 | 2429776 | 1940-05-26 | 12 | AAVSO |
| -91 | 9.6 | 2430329 | 1941-11-30 | 2430327 | 1941-11-28 | 2 | AAVSO |
| -90 | 9.6 | 2430613 | 1942-09-10 | 2430603 | 1942-08-31 | 10 | SVO |
| -89 | 9.4 | 2430891 | 1943-06-15 | 2430878 | 1943-06-02 | 13 | SVO |
| -88 | 2431170 | 1944-03-20 | 2431153 | 1944-03-03 | 17 | AAVSO | |
| -87 | 9.5 | 2431440 | 1944-12-15 | 2431429 | 1944-12-04 | 11 | AAVSO |
| -86 | 9.3 | 2431718 | 1945-09-19 | 2431704 | 1945-09-05 | 14 | SVO |
| -85 | 8.8 | 2431997 | 1946-06-25 | 2431979 | 1946-06-07 | 18 | AAVSO |
| -83 | 9.2 | 2432550 | 1947-12-30 | 2432530 | 1947-12-10 | 20 | AAVSO |
| -82 | 9.8 | 2432835 | 1948-10-10 | 2432805 | 1948-09-10 | 30 | SVO |
| -81 | 9.8 | 2433115 | 1949-07-17 | 2433081 | 1949-06-13 | 34 | SVO |
| -80 | 9.7 | 2433397 | 1950-04-25 | 2433356 | 1950-03-15 | 41 | AAVSO |
| -79 | 2433663 | 1951-01-16 | 2433631 | 1950-12-15 | 32 | AAVSO | |
| -78 | 9.0 | 2433942 | 1951-10-22 | 2433907 | 1951-09-17 | 35 | SVO |
| -77 | 9.4 | 2434222 | 1952-07-28 | 2434182 | 1952-06-18 | 40 | SVO |
| -76 | 9.5 | 2434499 | 1953-05-01 | 2434457 | 1953-03-20 | 42 | AAVSO |
| -75 | 2434778 | 1954-02-04 | 2434733 | 1953-12-21 | 45 | AAVSO | |
| -74 | 9.2 | 2435056 | 1954-11-09 | 2435008 | 1954-09-22 | 48 | AAVSO |
| -73 | 10.1 | 2435339 | 1955-08-19 | 2435283 | 1955-06-24 | 56 | SVO |
| -72 | 9.0 | 2435609 | 1956-05-15 | 2435559 | 1956-03-26 | 50 | AAVSO |
| -71 | 9.7 | 2435891 | 1957-02-21 | 2435834 | 1956-12-26 | 57 | AAVSO |
| -70 | 9.3 | 2436160 | 1957-11-17 | 2436110 | 1957-09-28 | 50 | AAVSO |
| -69 | 9.0 | 2436431 | 1958-08-15 | 2436385 | 1958-06-30 | 46 | SVO |
| -68 | 9.2 | 2436702 | 1959-05-13 | 2436660 | 1959-04-01 | 42 | AAVSO |
| -67 | 2436976 | 1960-02-11 | 2436936 | 1960-01-02 | 40 | AAVSO | |
| -66 | 9.1 | 2437248 | 1960-11-09 | 2437211 | 1960-10-03 | 37 | AAVSO |
| -65 | 9.5 | 2437532 | 1961-08-20 | 2437486 | 1961-07-05 | 46 | SVO |
| -64 | 9.6 | 2437802 | 1962-05-17 | 2437762 | 1962-04-07 | 40 | AAVSO |
| -63 | 2438076 | 1963-02-15 | 2438037 | 1963-01-07 | 39 | AAVSO | |
| -62 | 9.2 | 2438350 | 1963-11-16 | 2438312 | 1963-10-09 | 38 | SVO |
| -61 | 9.8 | 2438632 | 1964-08-24 | 2438588 | 1964-07-11 | 44 | SVO |
| -60 | 9.5 | 2438907 | 1965-05-26 | 2438863 | 1965-04-12 | 44 | AAVSO |
| -59 | 9.5 | 2439165 | 1966-02-08 | 2439138 | 1966-01-12 | 27 | SVO |
| -58 | 9.3 | 2439441 | 1966-11-11 | 2439414 | 1966-10-15 | 27 | SVO |
| -57 | 9.3 | 2439713 | 1967-08-10 | 2439689 | 1967-07-17 | 24 | SVO |
| -56 | 9.2 | 2439992 | 1968-05-15 | 2439964 | 1968-04-17 | 28 | AAVSO |
| -55 | 2440264 | 1969-02-11 | 2440240 | 1969-01-18 | 24 | AAVSO | |
| -54 | 9.2 | 2440535 | 1969-11-09 | 2440515 | 1969-10-20 | 20 | SVO |
| -53 | 9.6 | 2440806 | 1970-08-07 | 2440790 | 1970-07-22 | 16 | SVO |
| -52 | 9.0 | 2441081 | 1971-05-09 | 2441066 | 1971-04-24 | 15 | AAVSO |
| -51 | 2441349 | 1972-02-01 | 2441341 | 1972-01-24 | 8 | AAVSO | |
| -50 | 9.5 | 2441629 | 1972-11-07 | 2441617 | 1972-10-26 | 12 | AAVSO |
| -49 | 9.3 | 2441902 | 1973-08-07 | 2441892 | 1973-07-28 | 10 | SVO |
| -48 | 9.2 | 2442176 | 1974-05-08 | 2442167 | 1974-04-29 | 9 | AAVSO |
| -47 | 2442455 | 1975-02-11 | 2442443 | 1975-01-30 | 12 | AAVSO | |
| -46 | 9.7 | 2442722 | 1975-11-05 | 2442718 | 1975-11-01 | 4 | AAVSO |
| -45 | 9.4 | 2443001 | 1976-08-10 | 2442993 | 1976-08-02 | 8 | SVO |
| -44 | 9.4 | 2443271 | 1977-05-07 | 2443269 | 1977-05-05 | 2 | AAVSO |
| -43 | 12.0 | 2443547 | 1978-02-07 | 2443544 | 1978-02-04 | 3 | AAVSO |
| -42 | 9.3 | 2443817 | 1978-11-04 | 2443819 | 1978-11-06 | -2 | AAVSO |
| -41 | 9.3 | 2444102 | 1979-08-16 | 2444095 | 1979-08-09 | 7 | SVO |
| -40 | 9.5 | 2444388 | 1980-05-28 | 2444370 | 1980-05-10 | 18 | SVO |
| -39 | 9.6 | 2444660 | 1981-02-24 | 2444645 | 1981-02-09 | 15 | AAVSO |
| -38 | 9.3 | 2444941 | 1981-12-02 | 2444921 | 1981-11-12 | 20 | AAVSO |
| -37 | 9.7 | 2445225 | 1982-09-12 | 2445196 | 1982-08-14 | 29 | SVO |
| -36 | 9.1 | 2445495 | 1983-06-09 | 2445471 | 1983-05-16 | 24 | SVO |
| -35 | 9.8 | 2445779 | 1984-03-19 | 2445747 | 1984-02-16 | 32 | AAVSO |
| -34 | 9.7 | 2446049 | 1984-12-14 | 2446022 | 1984-11-17 | 27 | SVO |
| -33 | 9.4 | 2446324 | 1985-09-15 | 2446297 | 1985-08-19 | 27 | SVO |
| -32 | 8.8 | 2446589 | 1986-06-07 | 2446573 | 1986-05-22 | 16 | SVO |
| -31 | 11.1 | 2446858 | 1987-03-03 | 2446848 | 1987-02-21 | 10 | AAVSO |
| -30 | 9.8 | 2447143 | 1987-12-13 | 2447124 | 1987-11-24 | 19 | SVO |
| -29 | 9.9 | 2447416 | 1988-09-11 | 2447399 | 1988-08-25 | 17 | SVO |
| -28 | 10.1 | 2447687 | 1989-06-09 | 2447674 | 1989-05-27 | 13 | SVO |
| -27 | 9.3 | 2447963 | 1990-03-12 | 2447950 | 1990-02-27 | 13 | SVO |
| -26 | 10.1 | 2448229 | 1990-12-03 | 2448225 | 1990-11-29 | 4 | SVO |
| -25 | 9.7 | 2448507 | 1991-09-07 | 2448500 | 1991-08-31 | 7 | SVO |
| -24 | 8.9 | 2448773 | 1992-05-30 | 2448776 | 1992-06-02 | -3 | SVO |
| -23 | 9.4 | 2449049 | 1993-03-02 | 2449051 | 1993-03-04 | -2 | SVO |
| -22 | 9.7 | 2449325 | 1993-12-03 | 2449326 | 1993-12-04 | -1 | SVO |
| -21 | 9.3 | 2449593 | 1994-08-28 | 2449602 | 1994-09-06 | -9 | SVO |
| -20 | 9.9 | 2449870 | 1995-06-01 | 2449877 | 1995-06-08 | -7 | SVO |
| -19 | 9.7 | 2450150 | 1996-03-07 | 2450152 | 1996-03-09 | -2 | SVO |
| -18 | 9.9 | 2450426 | 1996-12-08 | 2450428 | 1996-12-10 | -2 | SVO |
| -17 | 9.4 | 2450699 | 1997-09-07 | 2450703 | 1997-09-11 | -4 | SVO |
| -16 | 9.4 | 2450972 | 1998-06-07 | 2450978 | 1998-06-13 | -6 | SVO |
| -15 | 9.4 | 2451247 | 1999-03-09 | 2451254 | 1999-03-16 | -7 | SVO |
| -14 | 9.7 | 2451530 | 1999-12-17 | 2451529 | 1999-12-16 | 1 | SVO |
| -13 | 10.0 | 2451809 | 2000-09-21 | 2451804 | 2000-09-16 | 5 | SVO |
| -12 | 9.4 | 2452082 | 2001-06-21 | 2452080 | 2001-06-19 | 2 | SVO |
| -11 | 9.1 | 2452354 | 2002-03-20 | 2452355 | 2002-03-21 | -1 | SVO |
| -10 | 9.8 | 2452636 | 2002-12-27 | 2452631 | 2002-12-22 | 5 | SVO |
| -9 | 9.1 | 2452907 | 2003-09-24 | 2452906 | 2003-09-23 | 1 | SVO |
| -8 | 9.6 | 2453184 | 2004-06-27 | 2453181 | 2004-06-24 | 3 | SVO |
| -7 | 9.6 | 2453469 | 2005-04-08 | 2453457 | 2005-03-27 | 12 | SVO |
| -6 | 9.2 | 2453739 | 2006-01-03 | 2453732 | 2005-12-27 | 7 | SVO |
| -5 | 9.4 | 2454012 | 2006-10-03 | 2454007 | 2006-09-28 | 5 | SVO |
| -4 | 10.0 | 2454291 | 2007-07-09 | 2454283 | 2007-07-01 | 8 | SVO |
| -3 | 2454575 | 2008-04-18 | 2454558 | 2008-04-01 | 17 | AAVSO | |
| -2 | 9.5 | 2454837 | 2009-01-05 | 2454833 | 2009-01-01 | 4 | SVO |
| -1 | 9.2 | 2455114 | 2009-10-09 | 2455109 | 2009-10-04 | 5 | SVO |
| 0 | 9.4 | 2455389 | 2010-07-11 | 2455384 | 2010-07-06 | 5 | SVO |
| 1 | 9.4 | 2455662 | 2011-04-10 | 2455659 | 2011-04-07 | 3 | AAVSO |
| 2 | 9.4 | 2455927 | 2011-12-31 | 2455935 | 2012-01-08 | -8 | SVO |
| 3 | 9.8 | 2456204 | 2012-10-03 | 2456210 | 2012-10-09 | -6 | SVO |
| 4 | 9.0 | 2456483 | 2013-07-09 | 2456485 | 2013-07-11 | -2 | SVO |
| 5 | 9.5 | 2456750 | 2014-04-02 | 2456761 | 2014-04-13 | -11 | AAVSO |
| 6 | 9.3 | 2457034 | 2015-01-11 | 2457036 | 2015-01-13 | -2 | SVO |
| 7 | 9.1 | 2457304 | 2015-10-08 | 2457311 | 2015-10-15 | -7 | SVO |
| 8 | 9.0 | 2457577 | 2016-07-07 | 2457587 | 2016-07-17 | -10 | SVO |
| 9 | 9.4 | 2457858 | 2017-04-14 | 2457862 | 2017-04-18 | -4 | SVO |
| 10 | 9.4 | 2458133 | 2018-01-14 | 2458138 | 2018-01-19 | -5 | SVO |
| 11 | 9.3 | 2458403 | 2018-10-11 | 2458413 | 2018-10-21 | -10 | SVO |
| 12 | 9.2 | 2458677 | 2019-07-12 | 2458688 | 2019-07-23 | -11 | SVO |
| 13 | 9.4 | 2458947 | 2020-04-07 | 2458964 | 2020-04-24 | -17 | SVO |
| 14 | 9.3 | 2459221 | 2021-01-06 | 2459239 | 2021-01-24 | -18 | SVO |
| 15 | 9.9 | 2459501 | 2021-10-13 | 2459514 | 2021-10-26 | -13 | SVO |
| 16 | 9.0 | 2459775 | 2022-07-14 | 2459790 | 2022-07-29 | -15 | 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. |