| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -101 | 2410580 | 1887-11-04 | 2410876 | 1888-08-26 | -296 | TvOC, 1910, vol 5, p 40 | |
| -99 | 2411418 | 1890-02-19 | 2411720 | 1890-12-18 | -302 | TvOC, 1910, vol 5, p 40 | |
| -95 | 2413148 | 1894-11-15 | 2413408 | 1895-08-02 | -260 | AnHar, 1909, vol 55, p 95 | |
| -94 | 2413592 | 1896-02-02 | 2413830 | 1896-09-27 | -238 | AnHar, 1909, vol 55, p 95 | |
| -93 | 2414033 | 1897-04-18 | 2414252 | 1897-11-23 | -219 | AnHar, 1909, vol 55, p 95 | |
| -91 | 7.7 | 2414874 | 1899-08-07 | 2415096 | 1900-03-17 | -222 | SVO |
| -90 | 7.3 | 2415284 | 1900-09-21 | 2415518 | 1901-05-13 | -234 | SVO |
| -89 | 8.7 | 2415709 | 1901-11-20 | 2415940 | 1902-07-09 | -231 | SVO |
| -88 | 7.2 | 2416139 | 1903-01-24 | 2416362 | 1903-09-04 | -223 | SVO |
| -86 | 8.6 | 2416983 | 1905-05-17 | 2417206 | 1905-12-26 | -223 | SVO |
| -84 | 7.9 | 2417830 | 1907-09-11 | 2418050 | 1908-04-18 | -220 | SVO |
| -83 | 2418260 | 1908-11-14 | 2418472 | 1909-06-14 | -212 | SVO | |
| -82 | 2418685 | 1910-01-13 | 2418894 | 1910-08-10 | -209 | SVO | |
| -80 | 7.9 | 2419543 | 1912-05-20 | 2419738 | 1912-12-01 | -195 | SVO |
| -79 | 2419970 | 1913-07-21 | 2420160 | 1914-01-27 | -190 | SVO | |
| -78 | 2420390 | 1914-09-14 | 2420582 | 1915-03-25 | -192 | SVO | |
| -77 | 7.7 | 2420819 | 1915-11-17 | 2421004 | 1916-05-20 | -185 | SVO |
| -76 | 2421238 | 1917-01-09 | 2421426 | 1917-07-16 | -188 | SVO | |
| -75 | 8.1 | 2421660 | 1918-03-07 | 2421848 | 1918-09-11 | -188 | SVO |
| -74 | 8.1 | 2422092 | 1919-05-13 | 2422270 | 1919-11-07 | -178 | SVO |
| -72 | 9.0 | 2422943 | 1921-09-10 | 2423114 | 1922-02-28 | -171 | AAVSO |
| -71 | 8.2 | 2423345 | 1922-10-17 | 2423536 | 1923-04-26 | -191 | AAVSO |
| -70 | 7.8 | 2423776 | 1923-12-22 | 2423958 | 1924-06-21 | -182 | SVO |
| -69 | 7.4 | 2424201 | 1925-02-19 | 2424380 | 1925-08-17 | -179 | SVO |
| -68 | 8.6 | 2424622 | 1926-04-16 | 2424802 | 1926-10-13 | -180 | SVO |
| -67 | 8.0 | 2425047 | 1927-06-15 | 2425224 | 1927-12-09 | -177 | SVO |
| -66 | 8.0 | 2425475 | 1928-08-16 | 2425646 | 1929-02-03 | -171 | AAVSO |
| -65 | 8.2 | 2425920 | 1929-11-04 | 2426068 | 1930-04-01 | -148 | SVO |
| -64 | 7.5 | 2426339 | 1930-12-28 | 2426490 | 1931-05-28 | -151 | SVO |
| -63 | 7.9 | 2426782 | 1932-03-15 | 2426912 | 1932-07-23 | -130 | SVO |
| -62 | 8.4 | 2427212 | 1933-05-19 | 2427334 | 1933-09-18 | -122 | SVO |
| -61 | 7.9 | 2427642 | 1934-07-23 | 2427756 | 1934-11-14 | -114 | SVO |
| -60 | 8.2 | 2428068 | 1935-09-22 | 2428178 | 1936-01-10 | -110 | SVO |
| -59 | 7.9 | 2428481 | 1936-11-08 | 2428600 | 1937-03-07 | -119 | SVO |
| -58 | 8.0 | 2428903 | 1938-01-04 | 2429022 | 1938-05-03 | -119 | SVO |
| -57 | 8.0 | 2429331 | 1939-03-08 | 2429444 | 1939-06-29 | -113 | SVO |
| -56 | 7.7 | 2429757 | 1940-05-07 | 2429866 | 1940-08-24 | -109 | SVO |
| -55 | 8.5 | 2430186 | 1941-07-10 | 2430288 | 1941-10-20 | -102 | SVO |
| -54 | 8.3 | 2430599 | 1942-08-27 | 2430710 | 1942-12-16 | -111 | AAVSO |
| -53 | 8.6 | 2431051 | 1943-11-22 | 2431132 | 1944-02-11 | -81 | SVO |
| -52 | 7.8 | 2431478 | 1945-01-22 | 2431554 | 1945-04-08 | -76 | SVO |
| -51 | 8.2 | 2431902 | 1946-03-22 | 2431976 | 1946-06-04 | -74 | SVO |
| -50 | 8.0 | 2432329 | 1947-05-23 | 2432398 | 1947-07-31 | -69 | SVO |
| -49 | 8.9 | 2432771 | 1948-08-07 | 2432820 | 1948-09-25 | -49 | SVO |
| -48 | 7.6 | 2433197 | 1949-10-07 | 2433242 | 1949-11-21 | -45 | SVO |
| -47 | 8.9 | 2433628 | 1950-12-12 | 2433664 | 1951-01-17 | -36 | SVO |
| -46 | 7.8 | 2434050 | 1952-02-07 | 2434086 | 1952-03-14 | -36 | SVO |
| -45 | 8.0 | 2434474 | 1953-04-06 | 2434508 | 1953-05-10 | -34 | SVO |
| -44 | 7.2 | 2434913 | 1954-06-19 | 2434930 | 1954-07-06 | -17 | SVO |
| -43 | 8.9 | 2435346 | 1955-08-26 | 2435352 | 1955-09-01 | -6 | SVO |
| -42 | 7.9 | 2435784 | 1956-11-06 | 2435774 | 1956-10-27 | 10 | SVO |
| -41 | 8.8 | 2436207 | 1958-01-03 | 2436196 | 1957-12-23 | 11 | SVO |
| -40 | 7.7 | 2436632 | 1959-03-04 | 2436618 | 1959-02-18 | 14 | SVO |
| -39 | 8.0 | 2437044 | 1960-04-19 | 2437040 | 1960-04-15 | 4 | SVO |
| -38 | 8.3 | 2437478 | 1961-06-27 | 2437462 | 1961-06-11 | 16 | SVO |
| -37 | 7.4 | 2437893 | 1962-08-16 | 2437884 | 1962-08-07 | 9 | SVO |
| -36 | 7.8 | 2438317 | 1963-10-14 | 2438306 | 1963-10-03 | 11 | SVO |
| -35 | 8.6 | 2438743 | 1964-12-13 | 2438728 | 1964-11-28 | 15 | SVO |
| -34 | 8.1 | 2439166 | 1966-02-09 | 2439150 | 1966-01-24 | 16 | SVO |
| -33 | 8.5 | 2439595 | 1967-04-14 | 2439572 | 1967-03-22 | 23 | SVO |
| -32 | 7.8 | 2440020 | 1968-06-12 | 2439994 | 1968-05-17 | 26 | SVO |
| -31 | 7.9 | 2440449 | 1969-08-15 | 2440416 | 1969-07-13 | 33 | SVO |
| -30 | 8.7 | 2440870 | 1970-10-10 | 2440838 | 1970-09-08 | 32 | SVO |
| -29 | 8.4 | 2441296 | 1971-12-10 | 2441260 | 1971-11-04 | 36 | SVO |
| -28 | 7.5 | 2441694 | 1973-01-11 | 2441682 | 1972-12-30 | 12 | SVO |
| -27 | 7.6 | 2442120 | 1974-03-13 | 2442104 | 1974-02-25 | 16 | SVO |
| -26 | 8.4 | 2442546 | 1975-05-13 | 2442526 | 1975-04-23 | 20 | SVO |
| -25 | 8.4 | 2442968 | 1976-07-08 | 2442948 | 1976-06-18 | 20 | SVO |
| -24 | 8.8 | 2443398 | 1977-09-11 | 2443370 | 1977-08-14 | 28 | AAVSO |
| -23 | 8.7 | 2443795 | 1978-10-13 | 2443792 | 1978-10-10 | 3 | SVO |
| -22 | 8.2 | 2444211 | 1979-12-03 | 2444214 | 1979-12-06 | -3 | AAVSO |
| -21 | 7.3 | 2444618 | 1981-01-13 | 2444636 | 1981-01-31 | -18 | SVO |
| -20 | 7.7 | 2445044 | 1982-03-15 | 2445058 | 1982-03-29 | -14 | SVO |
| -19 | 7.6 | 2445466 | 1983-05-11 | 2445480 | 1983-05-25 | -14 | SVO |
| -18 | 8.3 | 2445900 | 1984-07-18 | 2445902 | 1984-07-20 | -2 | SVO |
| -17 | 8.3 | 2446331 | 1985-09-22 | 2446324 | 1985-09-15 | 7 | SVO |
| -16 | 7.3 | 2446739 | 1986-11-04 | 2446746 | 1986-11-11 | -7 | SVO |
| -15 | 7.5 | 2447165 | 1988-01-04 | 2447168 | 1988-01-07 | -3 | SVO |
| -14 | 2447588 | 1989-03-02 | 2447590 | 1989-03-04 | -2 | AAVSO | |
| -13 | 8.4 | 2447997 | 1990-04-15 | 2448012 | 1990-04-30 | -15 | SVO |
| -12 | 7.5 | 2448430 | 1991-06-22 | 2448434 | 1991-06-26 | -4 | SVO |
| -11 | 8.2 | 2448864 | 1992-08-29 | 2448856 | 1992-08-21 | 8 | SVO |
| -10 | 8.1 | 2449280 | 1993-10-19 | 2449278 | 1993-10-17 | 2 | SVO |
| -9 | 7.5 | 2449697 | 1994-12-10 | 2449700 | 1994-12-13 | -3 | SVO |
| -8 | 7.4 | 2450121 | 1996-02-07 | 2450122 | 1996-02-08 | -1 | SVO |
| -7 | 8.4 | 2450548 | 1997-04-09 | 2450544 | 1997-04-05 | 4 | SVO |
| -6 | 7.8 | 2450974 | 1998-06-09 | 2450966 | 1998-06-01 | 8 | SVO |
| -5 | 2451398 | 1999-08-07 | 2451388 | 1999-07-28 | 10 | AAVSO | |
| -4 | 2451824 | 2000-10-06 | 2451810 | 2000-09-22 | 14 | AAVSO | |
| -3 | 7.9 | 2452228 | 2001-11-14 | 2452232 | 2001-11-18 | -4 | SVO |
| -2 | 7.7 | 2452658 | 2003-01-18 | 2452654 | 2003-01-14 | 4 | SVO |
| -1 | 8.4 | 2453081 | 2004-03-16 | 2453076 | 2004-03-11 | 5 | SVO |
| 0 | 7.3 | 2453503 | 2005-05-12 | 2453498 | 2005-05-07 | 5 | SVO |
| 1 | 7.4 | 2453923 | 2006-07-06 | 2453920 | 2006-07-03 | 3 | SVO |
| 2 | 7.7 | 2454346 | 2007-09-02 | 2454342 | 2007-08-29 | 4 | SVO |
| 3 | 7.7 | 2454766 | 2008-10-26 | 2454764 | 2008-10-24 | 2 | SVO |
| 4 | 7.8 | 2455183 | 2009-12-17 | 2455186 | 2009-12-20 | -3 | AAVSO |
| 5 | 7.2 | 2455605 | 2011-02-12 | 2455608 | 2011-02-15 | -3 | SVO |
| 6 | 7.9 | 2456038 | 2012-04-20 | 2456030 | 2012-04-12 | 8 | SVO |
| 7 | 2456471 | 2013-06-27 | 2456452 | 2013-06-08 | 19 | AAVSO | |
| 8 | 7.9 | 2456887 | 2014-08-17 | 2456874 | 2014-08-04 | 13 | SVO |
| 9 | 7.4 | 2457326 | 2015-10-30 | 2457296 | 2015-09-30 | 30 | SVO |
| 10 | 8.7 | 2457761 | 2017-01-07 | 2457718 | 2016-11-25 | 43 | SVO |
| 11 | 8.2 | 2458206 | 2018-03-28 | 2458140 | 2018-01-21 | 66 | SVO |
| 12 | 7.6 | 2458617 | 2019-05-13 | 2458562 | 2019-03-19 | 55 | SVO |
| 13 | 7.5 | 2459050 | 2020-07-19 | 2458984 | 2020-05-14 | 66 | SVO |
| 14 | 7.6 | 2459467 | 2021-09-09 | 2459406 | 2021-07-10 | 61 | SVO |
| 15 | 7.3 | 2459890 | 2022-11-06 | 2459828 | 2022-09-05 | 62 | 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. |