| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -118 | 2411225 | 1889-08-10 | 2411626 | 1890-09-15 | -401 | AnHar, 1909, vol 55, p 95 | |
| -112 | 2413506 | 1895-11-08 | 2413804 | 1896-09-01 | -298 | AnHar, 1909, vol 55, p 95 | |
| -111 | 2413872 | 1896-11-08 | 2414167 | 1897-08-30 | -295 | AnHar, 1909, vol 55, p 95 | |
| -109 | 7.5 | 2414641 | 1898-12-17 | 2414893 | 1899-08-26 | -252 | SVO |
| -108 | 7.6 | 2415001 | 1899-12-12 | 2415256 | 1900-08-24 | -255 | SVO |
| -107 | 2415372 | 1900-12-18 | 2415619 | 1901-08-22 | -247 | AnHar, 1952, vol 115 | |
| -106 | 8.3 | 2415758 | 1902-01-08 | 2415982 | 1902-08-20 | -224 | SVO |
| -100 | 8.0 | 2417967 | 1908-01-26 | 2418160 | 1908-08-06 | -193 | SVO |
| -95 | 8.2 | 2419783 | 1913-01-15 | 2419975 | 1913-07-26 | -192 | SVO |
| -92 | 8.1 | 2420855 | 1915-12-23 | 2421064 | 1916-07-19 | -209 | SVO |
| -88 | 8.6 | 2422299 | 1919-12-06 | 2422516 | 1920-07-10 | -217 | SVO |
| -87 | 8.4 | 2422647 | 1920-11-18 | 2422879 | 1921-07-08 | -232 | SVO |
| -86 | 7.8 | 2422991 | 1921-10-28 | 2423242 | 1922-07-06 | -251 | AAVSO |
| -85 | 8.8 | 2423361 | 1922-11-02 | 2423605 | 1923-07-04 | -244 | SVO |
| -84 | 8.9 | 2423715 | 1923-10-22 | 2423968 | 1924-07-01 | -253 | SVO |
| -83 | 8.6 | 2424078 | 1924-10-19 | 2424331 | 1925-06-29 | -253 | SVO |
| -82 | 8.6 | 2424445 | 1925-10-21 | 2424694 | 1926-06-27 | -249 | AAVSO |
| -81 | 8.8 | 2424796 | 1926-10-07 | 2425057 | 1927-06-25 | -261 | SVO |
| -80 | 8.3 | 2425161 | 1927-10-07 | 2425420 | 1928-06-22 | -259 | SVO |
| -79 | 8.8 | 2425527 | 1928-10-07 | 2425783 | 1929-06-20 | -256 | SVO |
| -78 | 8.6 | 2425889 | 1929-10-04 | 2426146 | 1930-06-18 | -257 | AAVSO |
| -77 | 8.6 | 2426260 | 1930-10-10 | 2426509 | 1931-06-16 | -249 | SVO |
| -76 | 8.7 | 2426655 | 1931-11-09 | 2426872 | 1932-06-13 | -217 | AAVSO |
| -75 | 8.5 | 2427017 | 1932-11-05 | 2427235 | 1933-06-11 | -218 | AAVSO |
| -74 | 8.8 | 2427389 | 1933-11-12 | 2427598 | 1934-06-09 | -209 | AAVSO |
| -73 | 8.3 | 2427757 | 1934-11-15 | 2427961 | 1935-06-07 | -204 | AAVSO |
| -72 | 8.9 | 2428141 | 1935-12-04 | 2428324 | 1936-06-04 | -183 | AAVSO |
| -71 | 8.8 | 2428519 | 1936-12-16 | 2428687 | 1937-06-02 | -168 | SVO |
| -70 | 8.5 | 2428866 | 1937-11-28 | 2429050 | 1938-05-31 | -184 | SVO |
| -69 | 8.8 | 2429225 | 1938-11-22 | 2429413 | 1939-05-29 | -188 | SVO |
| -68 | 8.6 | 2429599 | 1939-12-01 | 2429776 | 1940-05-26 | -177 | SVO |
| -67 | 8.7 | 2429970 | 1940-12-06 | 2430139 | 1941-05-24 | -169 | SVO |
| -66 | 8.9 | 2430345 | 1941-12-16 | 2430502 | 1942-05-22 | -157 | SVO |
| -65 | 8.9 | 2430721 | 1942-12-27 | 2430865 | 1943-05-20 | -144 | SVO |
| -64 | 8.8 | 2431089 | 1943-12-30 | 2431228 | 1944-05-17 | -139 | SVO |
| -63 | 9.0 | 2431460 | 1945-01-04 | 2431591 | 1945-05-15 | -131 | SVO |
| -62 | 8.9 | 2431836 | 1946-01-15 | 2431954 | 1946-05-13 | -118 | SVO |
| -61 | 8.7 | 2432198 | 1947-01-12 | 2432317 | 1947-05-11 | -119 | SVO |
| -60 | 9.0 | 2432562 | 1948-01-11 | 2432680 | 1948-05-08 | -118 | SVO |
| -59 | 8.9 | 2432946 | 1949-01-29 | 2433043 | 1949-05-06 | -97 | SVO |
| -58 | 8.8 | 2433314 | 1950-02-01 | 2433406 | 1950-05-04 | -92 | SVO |
| -57 | 8.5 | 2433672 | 1951-01-25 | 2433769 | 1951-05-02 | -97 | SVO |
| -56 | 9.1 | 2434047 | 1952-02-04 | 2434132 | 1952-04-29 | -85 | SVO |
| -55 | 8.8 | 2434418 | 1953-02-09 | 2434495 | 1953-04-27 | -77 | SVO |
| -54 | 8.8 | 2434794 | 1954-02-20 | 2434858 | 1954-04-25 | -64 | SVO |
| -53 | 9.0 | 2435172 | 1955-03-05 | 2435221 | 1955-04-23 | -49 | SVO |
| -52 | 9.3 | 2435547 | 1956-03-14 | 2435584 | 1956-04-20 | -37 | SVO |
| -51 | 8.9 | 2435917 | 1957-03-19 | 2435947 | 1957-04-18 | -30 | SVO |
| -50 | 8.8 | 2436282 | 1958-03-19 | 2436310 | 1958-04-16 | -28 | SVO |
| -49 | 9.4 | 2436662 | 1959-04-03 | 2436673 | 1959-04-14 | -11 | SVO |
| -48 | 8.9 | 2437030 | 1960-04-05 | 2437036 | 1960-04-11 | -6 | SVO |
| -47 | 9.0 | 2437389 | 1961-03-30 | 2437399 | 1961-04-09 | -10 | SVO |
| -46 | 8.8 | 2437763 | 1962-04-08 | 2437762 | 1962-04-07 | 1 | SVO |
| -45 | 8.9 | 2438135 | 1963-04-15 | 2438125 | 1963-04-05 | 10 | SVO |
| -44 | 9.0 | 2438502 | 1964-04-16 | 2438488 | 1964-04-02 | 14 | SVO |
| -43 | 8.9 | 2438873 | 1965-04-22 | 2438851 | 1965-03-31 | 22 | SVO |
| -42 | 8.4 | 2439241 | 1966-04-25 | 2439214 | 1966-03-29 | 27 | SVO |
| -41 | 8.9 | 2439614 | 1967-05-03 | 2439577 | 1967-03-27 | 37 | SVO |
| -40 | 8.8 | 2439990 | 1968-05-13 | 2439940 | 1968-03-24 | 50 | SVO |
| -39 | 8.9 | 2440368 | 1969-05-26 | 2440303 | 1969-03-22 | 65 | SVO |
| -38 | 8.5 | 2440739 | 1970-06-01 | 2440666 | 1970-03-20 | 73 | SVO |
| -37 | 8.8 | 2441121 | 1971-06-18 | 2441029 | 1971-03-18 | 92 | SVO |
| -36 | 9.3 | 2441500 | 1972-07-01 | 2441392 | 1972-03-15 | 108 | SVO |
| -35 | 9.0 | 2441872 | 1973-07-08 | 2441755 | 1973-03-13 | 117 | SVO |
| -34 | 8.4 | 2442236 | 1974-07-07 | 2442118 | 1974-03-11 | 118 | SVO |
| -33 | 8.9 | 2442607 | 1975-07-13 | 2442481 | 1975-03-09 | 126 | SVO |
| -32 | 8.8 | 2442981 | 1976-07-21 | 2442844 | 1976-03-06 | 137 | SVO |
| -31 | 8.6 | 2443346 | 1977-07-21 | 2443207 | 1977-03-04 | 139 | SVO |
| -30 | 9.0 | 2443715 | 1978-07-25 | 2443570 | 1978-03-02 | 145 | SVO |
| -29 | 8.8 | 2444081 | 1979-07-26 | 2443933 | 1979-02-28 | 148 | SVO |
| -28 | 8.3 | 2444438 | 1980-07-17 | 2444296 | 1980-02-26 | 142 | SVO |
| -27 | 8.9 | 2444806 | 1981-07-20 | 2444659 | 1981-02-23 | 147 | SVO |
| -26 | 8.6 | 2445172 | 1982-07-21 | 2445022 | 1982-02-21 | 150 | SVO |
| -25 | 8.9 | 2445544 | 1983-07-28 | 2445385 | 1983-02-19 | 159 | SVO |
| -24 | 8.5 | 2445900 | 1984-07-18 | 2445748 | 1984-02-17 | 152 | SVO |
| -23 | 9.2 | 2446263 | 1985-07-16 | 2446111 | 1985-02-14 | 152 | SVO |
| -22 | 8.6 | 2446618 | 1986-07-06 | 2446474 | 1986-02-12 | 144 | SVO |
| -21 | 9.4 | 2446985 | 1987-07-08 | 2446837 | 1987-02-10 | 148 | SVO |
| -20 | 8.9 | 2447335 | 1988-06-22 | 2447200 | 1988-02-08 | 135 | SVO |
| -19 | 8.6 | 2447676 | 1989-05-29 | 2447563 | 1989-02-05 | 113 | SVO |
| -18 | 8.7 | 2448042 | 1990-05-30 | 2447926 | 1990-02-03 | 116 | SVO |
| -17 | 9.2 | 2448403 | 1991-05-26 | 2448289 | 1991-02-01 | 114 | SVO |
| -16 | 8.7 | 2448747 | 1992-05-04 | 2448652 | 1992-01-30 | 95 | SVO |
| -15 | 2449108 | 1993-04-30 | 2449015 | 1993-01-27 | 93 | AAVSO | |
| -14 | 8.9 | 2449469 | 1994-04-26 | 2449378 | 1994-01-25 | 91 | SVO |
| -13 | 2449812 | 1995-04-04 | 2449741 | 1995-01-23 | 71 | AAVSO | |
| -12 | 2450176 | 1996-04-02 | 2450104 | 1996-01-21 | 72 | AAVSO | |
| -11 | 8.9 | 2450517 | 1997-03-09 | 2450467 | 1997-01-18 | 50 | SVO |
| -10 | 8.7 | 2450862 | 1998-02-17 | 2450830 | 1998-01-16 | 32 | SVO |
| -9 | 8.7 | 2451209 | 1999-01-30 | 2451193 | 1999-01-14 | 16 | SVO |
| -8 | 2451562 | 2000-01-18 | 2451556 | 2000-01-12 | 6 | AAVSO | |
| -7 | 8.7 | 2451922 | 2001-01-12 | 2451919 | 2001-01-09 | 3 | SVO |
| -6 | 2452297 | 2002-01-22 | 2452282 | 2002-01-07 | 15 | AAVSO | |
| -5 | 8.8 | 2452636 | 2002-12-27 | 2452645 | 2003-01-05 | -9 | SVO |
| -4 | 8.7 | 2452999 | 2003-12-25 | 2453008 | 2004-01-03 | -9 | SVO |
| -3 | 8.4 | 2453349 | 2004-12-09 | 2453371 | 2004-12-31 | -22 | SVO |
| -2 | 2453733 | 2005-12-28 | 2453734 | 2005-12-29 | -1 | AAVSO | |
| -1 | 8.6 | 2454083 | 2006-12-13 | 2454097 | 2006-12-27 | -14 | SVO |
| 0 | 8.8 | 2454457 | 2007-12-22 | 2454460 | 2007-12-25 | -3 | SVO |
| 1 | 2454826 | 2008-12-25 | 2454823 | 2008-12-22 | 3 | AAVSO | |
| 2 | 2455200 | 2010-01-03 | 2455186 | 2009-12-20 | 14 | AAVSO | |
| 3 | 2455561 | 2010-12-30 | 2455549 | 2010-12-18 | 12 | AAVSO | |
| 4 | 2455943 | 2012-01-16 | 2455912 | 2011-12-16 | 31 | AAVSO | |
| 5 | 9.6 | 2456318 | 2013-01-25 | 2456275 | 2012-12-13 | 43 | AAVSO |
| 6 | 8.8 | 2456688 | 2014-01-30 | 2456638 | 2013-12-11 | 50 | SVO |
| 7 | 9.2 | 2457078 | 2015-02-24 | 2457001 | 2014-12-09 | 77 | SVO |
| 8 | 9.6 | 2457459 | 2016-03-11 | 2457364 | 2015-12-07 | 95 | AAVSO |
| 9 | 8.6 | 2457827 | 2017-03-14 | 2457727 | 2016-12-04 | 100 | SVO |
| 10 | 8.6 | 2458215 | 2018-04-06 | 2458090 | 2017-12-02 | 125 | SVO |
| 11 | 8.1 | 2458572 | 2019-03-29 | 2458453 | 2018-11-30 | 119 | SVO |
| 12 | 8.2 | 2458934 | 2020-03-25 | 2458816 | 2019-11-28 | 118 | SVO |
| 13 | 8.0 | 2459310 | 2021-04-05 | 2459179 | 2020-11-25 | 131 | SVO |
| 14 | 8.8 | 2459693 | 2022-04-23 | 2459542 | 2021-11-23 | 151 | 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. |