| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -87 | 2412070 | 1891-12-03 | 2412415 | 1892-11-12 | -345 | SVO | |
| -84 | 2413060 | 1894-08-19 | 2413411 | 1895-08-05 | -351 | SVO | |
| -77 | 2415435 | 1901-02-19 | 2415733 | 1901-12-14 | -298 | SVO | |
| -76 | 2415760 | 1902-01-10 | 2416065 | 1902-11-11 | -305 | SVO | |
| -75 | 2416104 | 1902-12-20 | 2416397 | 1903-10-09 | -293 | SVO | |
| -74 | 2416440 | 1903-11-21 | 2416729 | 1904-09-05 | -289 | SVO | |
| -73 | 2416782 | 1904-10-28 | 2417061 | 1905-08-03 | -279 | SVO | |
| -72 | 2417121 | 1905-10-02 | 2417392 | 1906-06-30 | -271 | SVO | |
| -71 | 2417440 | 1906-08-17 | 2417724 | 1907-05-28 | -284 | SVO | |
| -70 | 2417780 | 1907-07-23 | 2418056 | 1908-04-24 | -276 | SVO | |
| -69 | 2418122 | 1908-06-29 | 2418388 | 1909-03-22 | -266 | AAVSO | |
| -68 | 2418470 | 1909-06-12 | 2418720 | 1910-02-17 | -250 | AAVSO | |
| -67 | 2418828 | 1910-06-05 | 2419051 | 1911-01-14 | -223 | AAVSO | |
| -66 | 9.1 | 2419148 | 1911-04-21 | 2419383 | 1911-12-12 | -235 | AAVSO |
| -65 | 2419526 | 1912-05-03 | 2419715 | 1912-11-08 | -189 | AAVSO | |
| -64 | 2419865 | 1913-04-07 | 2420047 | 1913-10-06 | -182 | AAVSO | |
| -63 | 9.2 | 2420183 | 1914-02-19 | 2420379 | 1914-09-03 | -196 | SVO |
| -62 | 9.6 | 2420508 | 1915-01-10 | 2420710 | 1915-07-31 | -202 | SVO |
| -61 | 8.9 | 2420842 | 1915-12-10 | 2421042 | 1916-06-27 | -200 | SVO |
| -60 | 10.1 | 2421181 | 1916-11-13 | 2421374 | 1917-05-25 | -193 | SVO |
| -59 | 9.4 | 2421533 | 1917-10-31 | 2421706 | 1918-04-22 | -173 | SVO |
| -58 | 2421874 | 1918-10-07 | 2422038 | 1919-03-20 | -164 | AAVSO | |
| -57 | 9.2 | 2422214 | 1919-09-12 | 2422369 | 1920-02-14 | -155 | AAVSO |
| -56 | 2422540 | 1920-08-03 | 2422701 | 1921-01-11 | -161 | AAVSO | |
| -55 | 2422878 | 1921-07-07 | 2423033 | 1921-12-09 | -155 | AAVSO | |
| -54 | 2423210 | 1922-06-04 | 2423365 | 1922-11-06 | -155 | AAVSO | |
| -53 | 2423561 | 1923-05-21 | 2423697 | 1923-10-04 | -136 | AAVSO | |
| -52 | 9.3 | 2423881 | 1924-04-05 | 2424028 | 1924-08-30 | -147 | AAVSO |
| -51 | 10.3 | 2424210 | 1925-02-28 | 2424360 | 1925-07-28 | -150 | AAVSO |
| -50 | 10.1 | 2424554 | 1926-02-07 | 2424692 | 1926-06-25 | -138 | SVO |
| -49 | 9.0 | 2424871 | 1926-12-21 | 2425024 | 1927-05-23 | -153 | SVO |
| -48 | 10.2 | 2425216 | 1927-12-01 | 2425356 | 1928-04-19 | -140 | SVO |
| -47 | 10.2 | 2425554 | 1928-11-03 | 2425687 | 1929-03-16 | -133 | SVO |
| -46 | 9.7 | 2425883 | 1929-09-28 | 2426019 | 1930-02-11 | -136 | SVO |
| -45 | 9.7 | 2426218 | 1930-08-29 | 2426351 | 1931-01-09 | -133 | SVO |
| -44 | 9.9 | 2426548 | 1931-07-25 | 2426683 | 1931-12-07 | -135 | AAVSO |
| -43 | 9.4 | 2426877 | 1932-06-18 | 2427015 | 1932-11-03 | -138 | SVO |
| -42 | 9.4 | 2427205 | 1933-05-12 | 2427346 | 1933-09-30 | -141 | SVO |
| -41 | 10.0 | 2427520 | 1934-03-23 | 2427678 | 1934-08-28 | -158 | SVO |
| -40 | 9.7 | 2427855 | 1935-02-21 | 2428010 | 1935-07-26 | -155 | SVO |
| -39 | 9.7 | 2428191 | 1936-01-23 | 2428342 | 1936-06-22 | -151 | SVO |
| -38 | 10.2 | 2428530 | 1936-12-27 | 2428674 | 1937-05-20 | -144 | SVO |
| -37 | 9.8 | 2428864 | 1937-11-26 | 2429005 | 1938-04-16 | -141 | SVO |
| -36 | 10.1 | 2429199 | 1938-10-27 | 2429337 | 1939-03-14 | -138 | SVO |
| -35 | 9.7 | 2429525 | 1939-09-18 | 2429669 | 1940-02-09 | -144 | SVO |
| -34 | 9.6 | 2429853 | 1940-08-11 | 2430001 | 1941-01-06 | -148 | AAVSO |
| -33 | 2430170 | 1941-06-24 | 2430333 | 1941-12-04 | -163 | AAVSO | |
| -32 | 2430500 | 1942-05-20 | 2430664 | 1942-10-31 | -164 | AAVSO | |
| -31 | 2430840 | 1943-04-25 | 2430996 | 1943-09-28 | -156 | AAVSO | |
| -30 | 10.0 | 2431191 | 1944-04-10 | 2431328 | 1944-08-25 | -137 | AAVSO |
| -29 | 9.9 | 2431511 | 1945-02-24 | 2431660 | 1945-07-23 | -149 | SVO |
| -28 | 9.9 | 2431852 | 1946-01-31 | 2431992 | 1946-06-20 | -140 | SVO |
| -27 | 10.3 | 2432196 | 1947-01-10 | 2432323 | 1947-05-17 | -127 | SVO |
| -26 | 9.8 | 2432529 | 1947-12-09 | 2432655 | 1948-04-13 | -126 | SVO |
| -25 | 9.2 | 2432874 | 1948-11-18 | 2432987 | 1949-03-11 | -113 | SVO |
| -24 | 10.3 | 2433207 | 1949-10-17 | 2433319 | 1950-02-06 | -112 | SVO |
| -23 | 10.7 | 2433564 | 1950-10-09 | 2433651 | 1951-01-04 | -87 | SVO |
| -22 | 10.4 | 2433900 | 1951-09-10 | 2433982 | 1951-12-01 | -82 | AAVSO |
| -21 | 10.1 | 2434235 | 1952-08-10 | 2434314 | 1952-10-28 | -79 | AAVSO |
| -20 | 2434572 | 1953-07-13 | 2434646 | 1953-09-25 | -74 | AAVSO | |
| -19 | 2434900 | 1954-06-06 | 2434978 | 1954-08-23 | -78 | AAVSO | |
| -18 | 2435244 | 1955-05-16 | 2435310 | 1955-07-21 | -66 | AAVSO | |
| -17 | 10.5 | 2435590 | 1956-04-26 | 2435641 | 1956-06-16 | -51 | AAVSO |
| -16 | 10.3 | 2435930 | 1957-04-01 | 2435973 | 1957-05-14 | -43 | AAVSO |
| -15 | 9.4 | 2436265 | 1958-03-02 | 2436305 | 1958-04-11 | -40 | AAVSO |
| -14 | 10.3 | 2436612 | 1959-02-12 | 2436637 | 1959-03-09 | -25 | SVO |
| -13 | 9.8 | 2436952 | 1960-01-18 | 2436969 | 1960-02-04 | -17 | SVO |
| -12 | 10.3 | 2437291 | 1960-12-22 | 2437300 | 1960-12-31 | -9 | SVO |
| -11 | 10.1 | 2437624 | 1961-11-20 | 2437632 | 1961-11-28 | -8 | SVO |
| -10 | 9.7 | 2437960 | 1962-10-22 | 2437964 | 1962-10-26 | -4 | SVO |
| -9 | 10.3 | 2438304 | 1963-10-01 | 2438296 | 1963-09-23 | 8 | SVO |
| -8 | 10.6 | 2438631 | 1964-08-23 | 2438628 | 1964-08-20 | 3 | AAVSO |
| -7 | 9.9 | 2438968 | 1965-07-26 | 2438959 | 1965-07-17 | 9 | AAVSO |
| -6 | 2439309 | 1966-07-02 | 2439291 | 1966-06-14 | 18 | AAVSO | |
| -5 | 2439638 | 1967-05-27 | 2439623 | 1967-05-12 | 15 | AAVSO | |
| -4 | 2439974 | 1968-04-27 | 2439955 | 1968-04-08 | 19 | AAVSO | |
| -3 | 9.5 | 2440306 | 1969-03-25 | 2440287 | 1969-03-06 | 19 | AAVSO |
| -2 | 9.6 | 2440642 | 1970-02-24 | 2440618 | 1970-01-31 | 24 | SVO |
| -1 | 10.2 | 2440976 | 1971-01-24 | 2440950 | 1970-12-29 | 26 | SVO |
| 0 | 9.2 | 2441317 | 1971-12-31 | 2441282 | 1971-11-26 | 35 | SVO |
| 1 | 10.7 | 2441657 | 1972-12-05 | 2441614 | 1972-10-23 | 43 | SVO |
| 2 | 10.0 | 2441987 | 1973-10-31 | 2441946 | 1973-09-20 | 41 | SVO |
| 3 | 9.4 | 2442318 | 1974-09-27 | 2442277 | 1974-08-17 | 41 | AAVSO |
| 4 | 9.9 | 2442653 | 1975-08-28 | 2442609 | 1975-07-15 | 44 | AAVSO |
| 5 | 10.0 | 2442989 | 1976-07-29 | 2442941 | 1976-06-11 | 48 | AAVSO |
| 6 | 10.9 | 2443321 | 1977-06-26 | 2443273 | 1977-05-09 | 48 | AAVSO |
| 7 | 11.4 | 2443655 | 1978-05-26 | 2443605 | 1978-04-06 | 50 | AAVSO |
| 8 | 9.8 | 2443988 | 1979-04-24 | 2443936 | 1979-03-03 | 52 | AAVSO |
| 9 | 9.5 | 2444323 | 1980-03-24 | 2444268 | 1980-01-29 | 55 | AAVSO |
| 10 | 10.3 | 2444652 | 1981-02-16 | 2444600 | 1980-12-26 | 52 | SVO |
| 11 | 9.6 | 2444990 | 1982-01-20 | 2444932 | 1981-11-23 | 58 | SVO |
| 12 | 10.1 | 2445316 | 1982-12-12 | 2445264 | 1982-10-21 | 52 | SVO |
| 13 | 9.5 | 2445640 | 1983-11-01 | 2445595 | 1983-09-17 | 45 | SVO |
| 14 | 10.7 | 2445978 | 1984-10-04 | 2445927 | 1984-08-14 | 51 | SVO |
| 15 | 10.3 | 2446311 | 1985-09-02 | 2446259 | 1985-07-12 | 52 | AAVSO |
| 16 | 10.0 | 2446631 | 1986-07-19 | 2446591 | 1986-06-09 | 40 | AAVSO |
| 17 | 10.6 | 2446960 | 1987-06-13 | 2446923 | 1987-05-07 | 37 | AAVSO |
| 18 | 9.7 | 2447285 | 1988-05-03 | 2447254 | 1988-04-02 | 31 | SVO |
| 19 | 2447625 | 1989-04-08 | 2447586 | 1989-02-28 | 39 | AAVSO | |
| 20 | 9.9 | 2447952 | 1990-03-01 | 2447918 | 1990-01-26 | 34 | SVO |
| 21 | 9.8 | 2448276 | 1991-01-19 | 2448250 | 1990-12-24 | 26 | SVO |
| 22 | 9.8 | 2448606 | 1991-12-15 | 2448582 | 1991-11-21 | 24 | SVO |
| 23 | 9.9 | 2448941 | 1992-11-14 | 2448913 | 1992-10-17 | 28 | SVO |
| 24 | 10.0 | 2449273 | 1993-10-12 | 2449245 | 1993-09-14 | 28 | SVO |
| 25 | 2449598 | 1994-09-02 | 2449577 | 1994-08-12 | 21 | AAVSO | |
| 26 | 2449923 | 1995-07-24 | 2449909 | 1995-07-10 | 14 | AAVSO | |
| 27 | 2450249 | 1996-06-14 | 2450241 | 1996-06-06 | 8 | AAVSO | |
| 28 | 10.0 | 2450583 | 1997-05-14 | 2450572 | 1997-05-03 | 11 | SVO |
| 29 | 10.2 | 2450925 | 1998-04-21 | 2450904 | 1998-03-31 | 21 | SVO |
| 30 | 9.9 | 2451263 | 1999-03-25 | 2451236 | 1999-02-26 | 27 | SVO |
| 31 | 10.4 | 2451594 | 2000-02-19 | 2451568 | 2000-01-24 | 26 | SVO |
| 32 | 9.6 | 2451933 | 2001-01-23 | 2451900 | 2000-12-21 | 33 | SVO |
| 33 | 10.2 | 2452265 | 2001-12-21 | 2452231 | 2001-11-17 | 34 | SVO |
| 34 | 9.7 | 2452604 | 2002-11-25 | 2452563 | 2002-10-15 | 41 | SVO |
| 35 | 9.7 | 2452941 | 2003-10-28 | 2452895 | 2003-09-12 | 46 | SVO |
| 36 | 9.6 | 2453274 | 2004-09-25 | 2453227 | 2004-08-09 | 47 | SVO |
| 37 | 2453608 | 2005-08-25 | 2453559 | 2005-07-07 | 49 | AAVSO | |
| 38 | 2453947 | 2006-07-30 | 2453890 | 2006-06-03 | 57 | AAVSO | |
| 39 | 2454288 | 2007-07-06 | 2454222 | 2007-05-01 | 66 | AAVSO | |
| 40 | 2454618 | 2008-05-31 | 2454554 | 2008-03-28 | 64 | AAVSO | |
| 41 | 2454968 | 2009-05-16 | 2454886 | 2009-02-23 | 82 | AAVSO | |
| 42 | 10.0 | 2455313 | 2010-04-26 | 2455218 | 2010-01-21 | 95 | SVO |
| 43 | 9.5 | 2455638 | 2011-03-17 | 2455549 | 2010-12-18 | 89 | SVO |
| 44 | 9.9 | 2455983 | 2012-02-25 | 2455881 | 2011-11-15 | 102 | SVO |
| 45 | 10.7 | 2456325 | 2013-02-01 | 2456213 | 2012-10-12 | 112 | SVO |
| 46 | 10.2 | 2456663 | 2014-01-05 | 2456545 | 2013-09-09 | 118 | SVO |
| 47 | 10.0 | 2457000 | 2014-12-08 | 2456877 | 2014-08-07 | 123 | SVO |
| 48 | 9.4 | 2457334 | 2015-11-07 | 2457208 | 2015-07-04 | 126 | SVO |
| 49 | 9.4 | 2457664 | 2016-10-02 | 2457540 | 2016-05-31 | 124 | SVO |
| 50 | 9.7 | 2458003 | 2017-09-06 | 2457872 | 2017-04-28 | 131 | SVO |
| 51 | 2458350 | 2018-08-19 | 2458204 | 2018-03-26 | 146 | SVO | |
| 52 | 10.0 | 2458687 | 2019-07-22 | 2458536 | 2019-02-21 | 151 | SVO |
| 53 | 9.9 | 2459023 | 2020-06-22 | 2458867 | 2020-01-18 | 156 | SVO |
| 54 | 9.5 | 2459346 | 2021-05-11 | 2459199 | 2020-12-15 | 147 | SVO |
| 55 | 9.4 | 2459677 | 2022-04-07 | 2459531 | 2021-11-12 | 146 | SVO |
| 56 | 9.6 | 2459997 | 2023-02-21 | 2459863 | 2022-10-10 | 134 | SVO |
| 57 | 9.7 | 2460330 | 2024-01-20 | 2460195 | 2023-09-07 | 135 | SVO |
| 58 | 10.2 | 2460667 | 2024-12-22 | 2460526 | 2024-08-03 | 141 | 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. |