| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -115 | 2410526 | 1887-09-11 | 2410750 | 1888-04-22 | -224 | TvOC, 1910, vol 5, p 40 | |
| -111 | 2412094 | 1891-12-27 | 2412294 | 1892-07-14 | -200 | TvOC, 1910, vol 5, p 40 | |
| -107 | 2413600 | 1896-02-10 | 2413838 | 1896-10-05 | -238 | TvOC, 1910, vol 5, p 40 | |
| -106 | 2413983 | 1897-02-27 | 2414224 | 1897-10-26 | -241 | TvOC, 1910, vol 5, p 40 | |
| -103 | 2415173 | 1900-06-02 | 2415382 | 1900-12-28 | -209 | TvOC, 1910, vol 5, p 40, AnHar, 1909, vol 55, p 95 | |
| -94 | 2418602 | 1909-10-22 | 2418856 | 1910-07-03 | -254 | TvOC, 1910, vol 5, p 40 | |
| -85 | 9.3 | 2422133 | 1919-06-23 | 2422330 | 1920-01-06 | -197 | SVO |
| -84 | 9.8 | 2422520 | 1920-07-14 | 2422716 | 1921-01-26 | -196 | SVO |
| -83 | 9.7 | 2422911 | 1921-08-09 | 2423102 | 1922-02-16 | -191 | SVO |
| -82 | 2423277 | 1922-08-10 | 2423488 | 1923-03-09 | -211 | AAVSO | |
| -81 | 8.0 | 2423671 | 1923-09-08 | 2423874 | 1924-03-29 | -203 | SVO |
| -80 | 9.0 | 2424069 | 1924-10-10 | 2424260 | 1925-04-19 | -191 | SVO |
| -79 | 9.4 | 2424483 | 1925-11-28 | 2424646 | 1926-05-10 | -163 | SVO |
| -78 | 8.4 | 2424859 | 1926-12-09 | 2425032 | 1927-05-31 | -173 | SVO |
| -77 | 8.9 | 2425231 | 1927-12-16 | 2425418 | 1928-06-20 | -187 | SVO |
| -76 | 8.7 | 2425623 | 1929-01-11 | 2425804 | 1929-07-11 | -181 | AAVSO |
| -75 | 8.5 | 2426007 | 1930-01-30 | 2426190 | 1930-08-01 | -183 | AAVSO |
| -74 | 8.5 | 2426387 | 1931-02-14 | 2426576 | 1931-08-22 | -189 | AAVSO |
| -73 | 8.0 | 2426773 | 1932-03-06 | 2426962 | 1932-09-11 | -189 | AAVSO |
| -72 | 8.3 | 2427170 | 1933-04-07 | 2427348 | 1933-10-02 | -178 | AAVSO |
| -71 | 2427579 | 1934-05-21 | 2427734 | 1934-10-23 | -155 | AAVSO | |
| -70 | 9.3 | 2427977 | 1935-06-23 | 2428120 | 1935-11-13 | -143 | SVO |
| -69 | 2428340 | 1936-06-20 | 2428506 | 1936-12-03 | -166 | AAVSO | |
| -68 | 9.1 | 2428735 | 1937-07-20 | 2428892 | 1937-12-24 | -157 | SVO |
| -67 | 2429103 | 1938-07-23 | 2429278 | 1939-01-14 | -175 | AAVSO | |
| -66 | 8.2 | 2429505 | 1939-08-29 | 2429664 | 1940-02-04 | -159 | AAVSO |
| -65 | 10.9 | 2429894 | 1940-09-21 | 2430050 | 1941-02-24 | -156 | SVO |
| -64 | 10.0 | 2430289 | 1941-10-21 | 2430436 | 1942-03-17 | -147 | AAVSO |
| -63 | 10.0 | 2430669 | 1942-11-05 | 2430822 | 1943-04-07 | -153 | AAVSO |
| -62 | 9.2 | 2431047 | 1943-11-18 | 2431208 | 1944-04-27 | -161 | AAVSO |
| -61 | 9.7 | 2431447 | 1944-12-22 | 2431594 | 1945-05-18 | -147 | AAVSO |
| -60 | 9.3 | 2431824 | 1946-01-03 | 2431980 | 1946-06-08 | -156 | SVO |
| -59 | 9.9 | 2432222 | 1947-02-05 | 2432366 | 1947-06-29 | -144 | SVO |
| -58 | 9.9 | 2432610 | 1948-02-28 | 2432752 | 1948-07-19 | -142 | SVO |
| -57 | 9.7 | 2432996 | 1949-03-20 | 2433138 | 1949-08-09 | -142 | SVO |
| -56 | 10.0 | 2433378 | 1950-04-06 | 2433524 | 1950-08-30 | -146 | SVO |
| -55 | 9.5 | 2433784 | 1951-05-17 | 2433910 | 1951-09-20 | -126 | SVO |
| -54 | 9.5 | 2434146 | 1952-05-13 | 2434296 | 1952-10-10 | -150 | SVO |
| -53 | 9.8 | 2434566 | 1953-07-07 | 2434682 | 1953-10-31 | -116 | SVO |
| -52 | 8.8 | 2434947 | 1954-07-23 | 2435068 | 1954-11-21 | -121 | SVO |
| -51 | 9.0 | 2435324 | 1955-08-04 | 2435454 | 1955-12-12 | -130 | SVO |
| -50 | 9.2 | 2435703 | 1956-08-17 | 2435840 | 1957-01-01 | -137 | SVO |
| -49 | 9.7 | 2436089 | 1957-09-07 | 2436226 | 1958-01-22 | -137 | SVO |
| -48 | 9.2 | 2436478 | 1958-10-01 | 2436612 | 1959-02-12 | -134 | SVO |
| -47 | 9.3 | 2436874 | 1959-11-01 | 2436998 | 1960-03-04 | -124 | SVO |
| -46 | 9.4 | 2437276 | 1960-12-07 | 2437384 | 1961-03-25 | -108 | SVO |
| -45 | 9.9 | 2437644 | 1961-12-10 | 2437770 | 1962-04-15 | -126 | SVO |
| -44 | 10.4 | 2438033 | 1963-01-03 | 2438156 | 1963-05-06 | -123 | SVO |
| -43 | 10.0 | 2438434 | 1964-02-08 | 2438542 | 1964-05-26 | -108 | SVO |
| -42 | 9.7 | 2438829 | 1965-03-09 | 2438928 | 1965-06-16 | -99 | SVO |
| -41 | 9.3 | 2439214 | 1966-03-29 | 2439314 | 1966-07-07 | -100 | SVO |
| -40 | 9.4 | 2439605 | 1967-04-24 | 2439700 | 1967-07-28 | -95 | SVO |
| -39 | 2439994 | 1968-05-17 | 2440086 | 1968-08-17 | -92 | AAVSO | |
| -38 | 9.8 | 2440411 | 1969-07-08 | 2440472 | 1969-09-07 | -61 | SVO |
| -37 | 2440769 | 1970-07-01 | 2440858 | 1970-09-28 | -89 | AAVSO | |
| -36 | 2441157 | 1971-07-24 | 2441244 | 1971-10-19 | -87 | AAVSO | |
| -35 | 10.1 | 2441590 | 1972-09-29 | 2441630 | 1972-11-08 | -40 | SVO |
| -34 | 9.4 | 2441978 | 1973-10-22 | 2442016 | 1973-11-29 | -38 | SVO |
| -33 | 9.4 | 2442363 | 1974-11-11 | 2442402 | 1974-12-20 | -39 | SVO |
| -32 | 9.2 | 2442761 | 1975-12-14 | 2442788 | 1976-01-10 | -27 | SVO |
| -31 | 8.5 | 2443150 | 1977-01-06 | 2443174 | 1977-01-30 | -24 | SVO |
| -30 | 8.8 | 2443524 | 1978-01-15 | 2443560 | 1978-02-20 | -36 | SVO |
| -29 | 8.1 | 2443934 | 1979-03-01 | 2443946 | 1979-03-13 | -12 | SVO |
| -28 | 8.2 | 2444310 | 1980-03-11 | 2444332 | 1980-04-02 | -22 | SVO |
| -27 | 9.6 | 2444682 | 1981-03-18 | 2444718 | 1981-04-23 | -36 | SVO |
| -26 | 8.8 | 2445082 | 1982-04-22 | 2445104 | 1982-05-14 | -22 | SVO |
| -25 | 10.0 | 2445449 | 1983-04-24 | 2445490 | 1983-06-04 | -41 | SVO |
| -24 | 11.2 | 2445855 | 1984-06-03 | 2445876 | 1984-06-24 | -21 | AAVSO |
| -23 | 9.0 | 2446257 | 1985-07-10 | 2446262 | 1985-07-15 | -5 | SVO |
| -22 | 9.2 | 2446620 | 1986-07-08 | 2446648 | 1986-08-05 | -28 | SVO |
| -21 | 9.7 | 2447018 | 1987-08-10 | 2447034 | 1987-08-26 | -16 | SVO |
| -20 | 10.2 | 2447396 | 1988-08-22 | 2447420 | 1988-09-15 | -24 | SVO |
| -19 | 10.3 | 2447795 | 1989-09-25 | 2447806 | 1989-10-06 | -11 | SVO |
| -18 | 9.9 | 2448177 | 1990-10-12 | 2448192 | 1990-10-27 | -15 | SVO |
| -17 | 11.3 | 2448551 | 1991-10-21 | 2448578 | 1991-11-17 | -27 | SVO |
| -16 | 11.4 | 2448956 | 1992-11-29 | 2448964 | 1992-12-07 | -8 | SVO |
| -15 | 10.8 | 2449327 | 1993-12-05 | 2449350 | 1993-12-28 | -23 | SVO |
| -14 | 10.1 | 2449739 | 1995-01-21 | 2449736 | 1995-01-18 | 3 | SVO |
| -13 | 9.5 | 2450115 | 1996-02-01 | 2450122 | 1996-02-08 | -7 | SVO |
| -12 | 9.7 | 2450472 | 1997-01-23 | 2450508 | 1997-02-28 | -36 | SVO |
| -11 | 9.2 | 2450875 | 1998-03-02 | 2450894 | 1998-03-21 | -19 | SVO |
| -10 | 9.0 | 2451258 | 1999-03-20 | 2451280 | 1999-04-11 | -22 | SVO |
| -9 | 9.6 | 2451640 | 2000-04-05 | 2451666 | 2000-05-01 | -26 | SVO |
| -8 | 8.6 | 2452079 | 2001-06-18 | 2452052 | 2001-05-22 | 27 | SVO |
| -7 | 8.8 | 2452428 | 2002-06-02 | 2452438 | 2002-06-12 | -10 | SVO |
| -6 | 9.1 | 2452816 | 2003-06-25 | 2452824 | 2003-07-03 | -8 | SVO |
| -5 | 8.8 | 2453201 | 2004-07-14 | 2453210 | 2004-07-23 | -9 | SVO |
| -4 | 8.6 | 2453586 | 2005-08-03 | 2453596 | 2005-08-13 | -10 | SVO |
| -3 | 9.0 | 2453978 | 2006-08-30 | 2453982 | 2006-09-03 | -4 | SVO |
| -2 | 2454388 | 2007-10-14 | 2454368 | 2007-09-24 | 20 | AAVSO | |
| -1 | 8.9 | 2454748 | 2008-10-08 | 2454754 | 2008-10-14 | -6 | SVO |
| 0 | 9.2 | 2455139 | 2009-11-03 | 2455140 | 2009-11-04 | -1 | SVO |
| 1 | 9.7 | 2455528 | 2010-11-27 | 2455526 | 2010-11-25 | 2 | SVO |
| 2 | 9.6 | 2455913 | 2011-12-17 | 2455912 | 2011-12-16 | 1 | AAVSO |
| 3 | 8.8 | 2456299 | 2013-01-06 | 2456298 | 2013-01-05 | 1 | AAVSO |
| 4 | 9.3 | 2456674 | 2014-01-16 | 2456684 | 2014-01-26 | -10 | SVO |
| 5 | 9.5 | 2457050 | 2015-01-27 | 2457070 | 2015-02-16 | -20 | SVO |
| 6 | 9.9 | 2457433 | 2016-02-14 | 2457456 | 2016-03-08 | -23 | SVO |
| 7 | 9.2 | 2457843 | 2017-03-30 | 2457842 | 2017-03-29 | 1 | SVO |
| 8 | 8.9 | 2458240 | 2018-05-01 | 2458228 | 2018-04-19 | 12 | SVO |
| 9 | 8.6 | 2458611 | 2019-05-07 | 2458614 | 2019-05-10 | -3 | SVO |
| 10 | 10.0 | 2458981 | 2020-05-11 | 2459000 | 2020-05-30 | -19 | SVO |
| 11 | 10.7 | 2459417 | 2021-07-21 | 2459386 | 2021-06-20 | 31 | SVO |
| 12 | 9.5 | 2459797 | 2022-08-05 | 2459772 | 2022-07-11 | 25 | 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. |