| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -104 | 2413964 | 1897-02-08 | 2414147 | 1897-08-10 | -183 | SVO | |
| -102 | 2414564 | 1898-10-01 | 2414739 | 1899-03-25 | -175 | AnHar, 1909, vol 55, p 95 | |
| -101 | 2414854 | 1899-07-18 | 2415036 | 1900-01-16 | -182 | AnHar, 1909, vol 55, p 95 | |
| -99 | 2415460 | 1901-03-16 | 2415628 | 1901-08-31 | -168 | AnHar, 1952, vol 118 | |
| -98 | 2415750 | 1901-12-31 | 2415925 | 1902-06-24 | -175 | AnHar, 1952, vol 118 | |
| -97 | 2416060 | 1902-11-06 | 2416221 | 1903-04-16 | -161 | AnHar, 1952, vol 118 | |
| -96 | 2416360 | 1903-09-02 | 2416517 | 1904-02-06 | -157 | AnHar, 1952, vol 118 | |
| -94 | 9.0 | 2416952 | 1905-04-16 | 2417110 | 1905-09-21 | -158 | AAVSO |
| -93 | 2417251 | 1906-02-09 | 2417406 | 1906-07-14 | -155 | AAVSO | |
| -92 | 9.4 | 2417565 | 1906-12-20 | 2417703 | 1907-05-07 | -138 | AAVSO |
| -91 | 2417857 | 1907-10-08 | 2417999 | 1908-02-27 | -142 | AAVSO | |
| -90 | 2418162 | 1908-08-08 | 2418295 | 1908-12-19 | -133 | AAVSO | |
| -89 | 2418475 | 1909-06-17 | 2418592 | 1909-10-12 | -117 | AAVSO | |
| -88 | 8.5 | 2418753 | 1910-03-22 | 2418888 | 1910-08-04 | -135 | AAVSO |
| -87 | 9.4 | 2419052 | 1911-01-15 | 2419184 | 1911-05-27 | -132 | SVO |
| -86 | 9.5 | 2419357 | 1911-11-16 | 2419481 | 1912-03-19 | -124 | SVO |
| -85 | 9.3 | 2419663 | 1912-09-17 | 2419777 | 1913-01-09 | -114 | AAVSO |
| -84 | 9.8 | 2419968 | 1913-07-19 | 2420073 | 1913-11-01 | -105 | SVO |
| -83 | 9.9 | 2420262 | 1914-05-09 | 2420370 | 1914-08-25 | -108 | AAVSO |
| -82 | 9.5 | 2420563 | 1915-03-06 | 2420666 | 1915-06-17 | -103 | SVO |
| -81 | 9.3 | 2420857 | 1915-12-25 | 2420962 | 1916-04-08 | -105 | SVO |
| -80 | 9.3 | 2421157 | 1916-10-20 | 2421259 | 1917-01-30 | -102 | AAVSO |
| -79 | 9.0 | 2421461 | 1917-08-20 | 2421555 | 1917-11-22 | -94 | AAVSO |
| -78 | 9.8 | 2421751 | 1918-06-06 | 2421851 | 1918-09-14 | -100 | AAVSO |
| -77 | 9.0 | 2422065 | 1919-04-16 | 2422148 | 1919-07-08 | -83 | AAVSO |
| -76 | 10.2 | 2422367 | 1920-02-12 | 2422444 | 1920-04-29 | -77 | SVO |
| -75 | 9.6 | 2422670 | 1920-12-11 | 2422741 | 1921-02-20 | -71 | SVO |
| -74 | 9.8 | 2422981 | 1921-10-18 | 2423037 | 1921-12-13 | -56 | AAVSO |
| -73 | 2423281 | 1922-08-14 | 2423333 | 1922-10-05 | -52 | AAVSO | |
| -72 | 10.2 | 2423579 | 1923-06-08 | 2423630 | 1923-07-29 | -51 | SVO |
| -71 | 9.9 | 2423879 | 1924-04-03 | 2423926 | 1924-05-20 | -47 | SVO |
| -70 | 9.2 | 2424167 | 1925-01-16 | 2424222 | 1925-03-12 | -55 | SVO |
| -69 | 10.0 | 2424471 | 1925-11-16 | 2424519 | 1926-01-03 | -48 | SVO |
| -68 | 9.8 | 2424774 | 1926-09-15 | 2424815 | 1926-10-26 | -41 | SVO |
| -67 | 10.0 | 2425076 | 1927-07-14 | 2425111 | 1927-08-18 | -35 | SVO |
| -66 | 9.1 | 2425363 | 1928-04-26 | 2425408 | 1928-06-10 | -45 | SVO |
| -65 | 10.3 | 2425673 | 1929-03-02 | 2425704 | 1929-04-02 | -31 | SVO |
| -64 | 9.4 | 2425973 | 1929-12-27 | 2426000 | 1930-01-23 | -27 | SVO |
| -63 | 10.1 | 2426275 | 1930-10-25 | 2426297 | 1930-11-16 | -22 | SVO |
| -62 | 9.5 | 2426561 | 1931-08-07 | 2426593 | 1931-09-08 | -32 | SVO |
| -61 | 8.9 | 2426855 | 1932-05-27 | 2426889 | 1932-06-30 | -34 | SVO |
| -60 | 9.9 | 2427155 | 1933-03-23 | 2427186 | 1933-04-23 | -31 | SVO |
| -59 | 9.7 | 2427456 | 1934-01-18 | 2427482 | 1934-02-13 | -26 | SVO |
| -58 | 9.3 | 2427752 | 1934-11-10 | 2427778 | 1934-12-06 | -26 | SVO |
| -57 | 9.6 | 2428051 | 1935-09-05 | 2428075 | 1935-09-29 | -24 | SVO |
| -56 | 9.5 | 2428358 | 1936-07-08 | 2428371 | 1936-07-21 | -13 | SVO |
| -55 | 9.5 | 2428647 | 1937-04-23 | 2428667 | 1937-05-13 | -20 | SVO |
| -54 | 9.7 | 2428943 | 1938-02-13 | 2428964 | 1938-03-06 | -21 | SVO |
| -53 | 9.5 | 2429234 | 1938-12-01 | 2429260 | 1938-12-27 | -26 | SVO |
| -52 | 9.7 | 2429531 | 1939-09-24 | 2429556 | 1939-10-19 | -25 | AAVSO |
| -51 | 9.7 | 2429820 | 1940-07-09 | 2429853 | 1940-08-11 | -33 | SVO |
| -50 | 9.5 | 2430112 | 1941-04-27 | 2430149 | 1941-06-03 | -37 | AAVSO |
| -49 | 9.1 | 2430407 | 1942-02-16 | 2430445 | 1942-03-26 | -38 | SVO |
| -48 | 9.5 | 2430708 | 1942-12-14 | 2430742 | 1943-01-17 | -34 | SVO |
| -47 | 2431011 | 1943-10-13 | 2431038 | 1943-11-09 | -27 | AAVSO | |
| -46 | 2431287 | 1944-07-15 | 2431334 | 1944-08-31 | -47 | AAVSO | |
| -45 | 2431599 | 1945-05-23 | 2431631 | 1945-06-24 | -32 | AAVSO | |
| -44 | 9.6 | 2431887 | 1946-03-07 | 2431927 | 1946-04-16 | -40 | SVO |
| -43 | 10.0 | 2432187 | 1947-01-01 | 2432223 | 1947-02-06 | -36 | AAVSO |
| -42 | 9.7 | 2432464 | 1947-10-05 | 2432520 | 1947-11-30 | -56 | AAVSO |
| -41 | 2432758 | 1948-07-25 | 2432816 | 1948-09-21 | -58 | AAVSO | |
| -40 | 10.3 | 2433051 | 1949-05-14 | 2433112 | 1949-07-14 | -61 | SVO |
| -39 | 9.6 | 2433343 | 1950-03-02 | 2433409 | 1950-05-07 | -66 | SVO |
| -38 | 9.5 | 2433637 | 1950-12-21 | 2433705 | 1951-02-27 | -68 | AAVSO |
| -37 | 10.4 | 2433936 | 1951-10-16 | 2434001 | 1951-12-20 | -65 | AAVSO |
| -36 | 9.3 | 2434233 | 1952-08-08 | 2434298 | 1952-10-12 | -65 | SVO |
| -35 | 9.0 | 2434525 | 1953-05-27 | 2434594 | 1953-08-04 | -69 | AAVSO |
| -34 | 9.3 | 2434823 | 1954-03-21 | 2434890 | 1954-05-27 | -67 | SVO |
| -33 | 10.0 | 2435120 | 1955-01-12 | 2435187 | 1955-03-20 | -67 | SVO |
| -32 | 10.0 | 2435429 | 1955-11-17 | 2435483 | 1956-01-10 | -54 | AAVSO |
| -31 | 9.8 | 2435737 | 1956-09-20 | 2435779 | 1956-11-01 | -42 | AAVSO |
| -30 | 9.7 | 2436028 | 1957-07-08 | 2436076 | 1957-08-25 | -48 | SVO |
| -29 | 9.2 | 2436319 | 1958-04-25 | 2436372 | 1958-06-17 | -53 | AAVSO |
| -28 | 10.1 | 2436627 | 1959-02-27 | 2436668 | 1959-04-09 | -41 | SVO |
| -27 | 9.7 | 2436929 | 1959-12-26 | 2436965 | 1960-01-31 | -36 | SVO |
| -26 | 9.8 | 2437229 | 1960-10-21 | 2437261 | 1960-11-22 | -32 | AAVSO |
| -25 | 9.7 | 2437523 | 1961-08-11 | 2437558 | 1961-09-15 | -35 | AAVSO |
| -24 | 2437831 | 1962-06-15 | 2437854 | 1962-07-08 | -23 | AAVSO | |
| -23 | 9.7 | 2438133 | 1963-04-13 | 2438150 | 1963-04-30 | -17 | SVO |
| -22 | 9.8 | 2438430 | 1964-02-04 | 2438447 | 1964-02-21 | -17 | SVO |
| -21 | 9.4 | 2438728 | 1964-11-28 | 2438743 | 1964-12-13 | -15 | SVO |
| -20 | 9.2 | 2439032 | 1965-09-28 | 2439039 | 1965-10-05 | -7 | AAVSO |
| -19 | 9.9 | 2439336 | 1966-07-29 | 2439336 | 1966-07-29 | 0 | SVO |
| -18 | 9.8 | 2439625 | 1967-05-14 | 2439632 | 1967-05-21 | -7 | SVO |
| -17 | 9.7 | 2439925 | 1968-03-09 | 2439928 | 1968-03-12 | -3 | SVO |
| -16 | 9.7 | 2440221 | 1968-12-30 | 2440225 | 1969-01-03 | -4 | SVO |
| -15 | 9.9 | 2440518 | 1969-10-23 | 2440521 | 1969-10-26 | -3 | SVO |
| -14 | 9.6 | 2440817 | 1970-08-18 | 2440817 | 1970-08-18 | 0 | SVO |
| -13 | 9.9 | 2441102 | 1971-05-30 | 2441114 | 1971-06-11 | -12 | SVO |
| -12 | 9.5 | 2441405 | 1972-03-28 | 2441410 | 1972-04-02 | -5 | SVO |
| -11 | 10.1 | 2441699 | 1973-01-16 | 2441706 | 1973-01-23 | -7 | SVO |
| -10 | 9.6 | 2441988 | 1973-11-01 | 2442003 | 1973-11-16 | -15 | SVO |
| -9 | 9.9 | 2442292 | 1974-09-01 | 2442299 | 1974-09-08 | -7 | SVO |
| -8 | 9.5 | 2442588 | 1975-06-24 | 2442595 | 1975-07-01 | -7 | SVO |
| -7 | 10.5 | 2442892 | 1976-04-23 | 2442892 | 1976-04-23 | 0 | SVO |
| -6 | 9.5 | 2443188 | 1977-02-13 | 2443188 | 1977-02-13 | 0 | SVO |
| -5 | 9.9 | 2443485 | 1977-12-07 | 2443484 | 1977-12-06 | 1 | SVO |
| -4 | 10.2 | 2443780 | 1978-09-28 | 2443781 | 1978-09-29 | -1 | SVO |
| -3 | 9.2 | 2444081 | 1979-07-26 | 2444077 | 1979-07-22 | 4 | SVO |
| -2 | 10.2 | 2444371 | 1980-05-11 | 2444373 | 1980-05-13 | -2 | SVO |
| -1 | 9.6 | 2444671 | 1981-03-07 | 2444670 | 1981-03-06 | 1 | SVO |
| 0 | 9.8 | 2444973 | 1982-01-03 | 2444966 | 1981-12-27 | 7 | SVO |
| 1 | 10.4 | 2445271 | 1982-10-28 | 2445262 | 1982-10-19 | 9 | SVO |
| 2 | 9.5 | 2445564 | 1983-08-17 | 2445559 | 1983-08-12 | 5 | SVO |
| 3 | 9.7 | 2445859 | 1984-06-07 | 2445855 | 1984-06-03 | 4 | SVO |
| 4 | 9.7 | 2446152 | 1985-03-27 | 2446151 | 1985-03-26 | 1 | SVO |
| 5 | 9.7 | 2446455 | 1986-01-24 | 2446448 | 1986-01-17 | 7 | SVO |
| 6 | 9.8 | 2446747 | 1986-11-12 | 2446744 | 1986-11-09 | 3 | SVO |
| 7 | 9.6 | 2447042 | 1987-09-03 | 2447040 | 1987-09-01 | 2 | SVO |
| 8 | 9.2 | 2447335 | 1988-06-22 | 2447337 | 1988-06-24 | -2 | SVO |
| 9 | 9.7 | 2447635 | 1989-04-18 | 2447633 | 1989-04-16 | 2 | SVO |
| 10 | 9.9 | 2447942 | 1990-02-19 | 2447929 | 1990-02-06 | 13 | SVO |
| 11 | 9.9 | 2448240 | 1990-12-14 | 2448226 | 1990-11-30 | 14 | SVO |
| 12 | 9.4 | 2448538 | 1991-10-08 | 2448522 | 1991-09-22 | 16 | SVO |
| 13 | 2448841 | 1992-08-06 | 2448818 | 1992-07-14 | 23 | AAVSO | |
| 14 | 9.8 | 2449137 | 1993-05-29 | 2449115 | 1993-05-07 | 22 | SVO |
| 15 | 9.9 | 2449436 | 1994-03-24 | 2449411 | 1994-02-27 | 25 | SVO |
| 16 | 9.6 | 2449733 | 1995-01-15 | 2449707 | 1994-12-20 | 26 | SVO |
| 17 | 9.9 | 2450038 | 1995-11-16 | 2450004 | 1995-10-13 | 34 | SVO |
| 18 | 9.8 | 2450335 | 1996-09-08 | 2450300 | 1996-08-04 | 35 | SVO |
| 19 | 9.6 | 2450619 | 1997-06-19 | 2450596 | 1997-05-27 | 23 | SVO |
| 20 | 9.3 | 2450908 | 1998-04-04 | 2450893 | 1998-03-20 | 15 | SVO |
| 21 | 9.7 | 2451210 | 1999-01-31 | 2451189 | 1999-01-10 | 21 | SVO |
| 22 | 10.2 | 2451509 | 1999-11-26 | 2451485 | 1999-11-02 | 24 | SVO |
| 23 | 2451812 | 2000-09-24 | 2451782 | 2000-08-25 | 30 | AAVSO | |
| 24 | 9.6 | 2452084 | 2001-06-23 | 2452078 | 2001-06-17 | 6 | SVO |
| 25 | 9.6 | 2452377 | 2002-04-12 | 2452375 | 2002-04-10 | 2 | SVO |
| 26 | 9.9 | 2452683 | 2003-02-12 | 2452671 | 2003-01-31 | 12 | SVO |
| 27 | 9.5 | 2452977 | 2003-12-03 | 2452967 | 2003-11-23 | 10 | SVO |
| 28 | 9.6 | 2453283 | 2004-10-04 | 2453264 | 2004-09-15 | 19 | SVO |
| 29 | 2453584 | 2005-08-01 | 2453560 | 2005-07-08 | 24 | AAVSO | |
| 30 | 9.9 | 2453871 | 2006-05-15 | 2453856 | 2006-04-30 | 15 | SVO |
| 31 | 8.9 | 2454166 | 2007-03-06 | 2454153 | 2007-02-21 | 13 | SVO |
| 32 | 10.1 | 2454466 | 2007-12-31 | 2454449 | 2007-12-14 | 17 | SVO |
| 33 | 9.3 | 2454768 | 2008-10-28 | 2454745 | 2008-10-05 | 23 | SVO |
| 34 | 9.6 | 2455078 | 2009-09-03 | 2455042 | 2009-07-29 | 36 | SVO |
| 35 | 8.9 | 2455373 | 2010-06-25 | 2455338 | 2010-05-21 | 35 | SVO |
| 36 | 9.5 | 2455660 | 2011-04-08 | 2455634 | 2011-03-13 | 26 | SVO |
| 37 | 9.4 | 2455958 | 2012-01-31 | 2455931 | 2012-01-04 | 27 | SVO |
| 38 | 9.4 | 2456260 | 2012-11-28 | 2456227 | 2012-10-26 | 33 | SVO |
| 39 | 9.7 | 2456553 | 2013-09-17 | 2456523 | 2013-08-18 | 30 | AAVSO |
| 40 | 9.2 | 2456855 | 2014-07-16 | 2456820 | 2014-06-11 | 35 | SVO |
| 41 | 9.7 | 2457156 | 2015-05-13 | 2457116 | 2015-04-03 | 40 | SVO |
| 42 | 9.5 | 2457457 | 2016-03-09 | 2457412 | 2016-01-24 | 45 | SVO |
| 43 | 9.5 | 2457743 | 2016-12-20 | 2457709 | 2016-11-16 | 34 | SVO |
| 44 | 9.4 | 2458052 | 2017-10-25 | 2458005 | 2017-09-08 | 47 | SVO |
| 45 | 9.7 | 2458349 | 2018-08-18 | 2458301 | 2018-07-01 | 48 | SVO |
| 46 | 8.8 | 2458628 | 2019-05-24 | 2458598 | 2019-04-24 | 30 | SVO |
| 47 | 9.3 | 2458924 | 2020-03-15 | 2458894 | 2020-02-14 | 30 | SVO |
| 48 | 9.3 | 2459228 | 2021-01-13 | 2459190 | 2020-12-06 | 38 | SVO |
| 49 | 9.5 | 2459533 | 2021-11-14 | 2459487 | 2021-09-29 | 46 | SVO |
| 50 | 9.3 | 2459836 | 2022-09-13 | 2459783 | 2022-07-22 | 53 | 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. |