| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -99 | 2414740 | 1899-03-26 | 2415500 | 1901-04-25 | -760 | AnHar, 1952, vol 118 | |
| -98 | 2415052 | 1900-02-01 | 2415798 | 1902-02-17 | -746 | SVO | |
| -96 | 2415686 | 1901-10-28 | 2416393 | 1903-10-05 | -707 | SVO | |
| -95 | 2416000 | 1902-09-07 | 2416691 | 1904-07-29 | -691 | AnHar, 1952, vol 118 | |
| -94 | 2416341 | 1903-08-14 | 2416989 | 1905-05-23 | -648 | SVO | |
| -93 | 2416650 | 1904-06-18 | 2417287 | 1906-03-17 | -637 | AnHar, 1952, vol 118 | |
| -92 | 8.6 | 2416977 | 1905-05-11 | 2417584 | 1907-01-08 | -607 | AAVSO |
| -91 | 2417287 | 1906-03-17 | 2417882 | 1907-11-02 | -595 | SVO | |
| -90 | 2417593 | 1907-01-17 | 2418180 | 1908-08-26 | -587 | AAVSO | |
| -89 | 2417928 | 1907-12-18 | 2418478 | 1909-06-20 | -550 | AAVSO | |
| -88 | 2418242 | 1908-10-27 | 2418776 | 1910-04-14 | -534 | AAVSO | |
| -87 | 9.4 | 2418569 | 1909-09-19 | 2419073 | 1911-02-05 | -504 | SVO |
| -86 | 9.0 | 2418873 | 1910-07-20 | 2419371 | 1911-11-30 | -498 | AAVSO |
| -85 | 8.8 | 2419186 | 1911-05-29 | 2419669 | 1912-09-23 | -483 | AAVSO |
| -84 | 9.3 | 2419506 | 1912-04-13 | 2419967 | 1913-07-18 | -461 | SVO |
| -83 | 9.7 | 2419816 | 1913-02-17 | 2420265 | 1914-05-12 | -449 | SVO |
| -82 | 9.5 | 2420127 | 1913-12-25 | 2420562 | 1915-03-05 | -435 | SVO |
| -81 | 9.3 | 2420439 | 1914-11-02 | 2420860 | 1915-12-28 | -421 | AAVSO |
| -80 | 9.1 | 2420753 | 1915-09-12 | 2421158 | 1916-10-21 | -405 | AAVSO |
| -79 | 9.3 | 2421073 | 1916-07-28 | 2421456 | 1917-08-15 | -383 | SVO |
| -78 | 9.0 | 2421382 | 1917-06-02 | 2421753 | 1918-06-08 | -371 | SVO |
| -77 | 8.8 | 2421697 | 1918-04-13 | 2422051 | 1919-04-02 | -354 | SVO |
| -76 | 2422023 | 1919-03-05 | 2422349 | 1920-01-25 | -326 | AAVSO | |
| -75 | 2422330 | 1920-01-06 | 2422647 | 1920-11-18 | -317 | AAVSO | |
| -74 | 9.8 | 2422646 | 1920-11-17 | 2422945 | 1921-09-12 | -299 | AAVSO |
| -73 | 9.3 | 2422970 | 1921-10-07 | 2423242 | 1922-07-06 | -272 | SVO |
| -72 | 9.4 | 2423277 | 1922-08-10 | 2423540 | 1923-04-30 | -263 | SVO |
| -71 | 9.0 | 2423586 | 1923-06-15 | 2423838 | 1924-02-22 | -252 | SVO |
| -70 | 9.3 | 2423897 | 1924-04-21 | 2424136 | 1924-12-16 | -239 | SVO |
| -69 | 9.7 | 2424217 | 1925-03-07 | 2424434 | 1925-10-10 | -217 | SVO |
| -68 | 9.6 | 2424544 | 1926-01-28 | 2424731 | 1926-08-03 | -187 | SVO |
| -67 | 9.2 | 2424858 | 1926-12-08 | 2425029 | 1927-05-28 | -171 | SVO |
| -66 | 8.9 | 2425172 | 1927-10-18 | 2425327 | 1928-03-21 | -155 | SVO |
| -65 | 9.3 | 2425492 | 1928-09-02 | 2425625 | 1929-01-13 | -133 | SVO |
| -64 | 9.0 | 2425805 | 1929-07-12 | 2425922 | 1929-11-06 | -117 | SVO |
| -63 | 9.3 | 2426117 | 1930-05-20 | 2426220 | 1930-08-31 | -103 | SVO |
| -62 | 8.7 | 2426437 | 1931-04-05 | 2426518 | 1931-06-25 | -81 | SVO |
| -61 | 9.5 | 2426750 | 1932-02-12 | 2426816 | 1932-04-18 | -66 | SVO |
| -60 | 9.7 | 2427075 | 1933-01-02 | 2427114 | 1933-02-10 | -39 | SVO |
| -59 | 9.8 | 2427397 | 1933-11-20 | 2427411 | 1933-12-04 | -14 | SVO |
| -58 | 9.1 | 2427703 | 1934-09-22 | 2427709 | 1934-09-28 | -6 | SVO |
| -57 | 9.7 | 2428020 | 1935-08-05 | 2428007 | 1935-07-23 | 13 | SVO |
| -56 | 9.1 | 2428335 | 1936-06-15 | 2428305 | 1936-05-16 | 30 | SVO |
| -55 | 10.1 | 2428646 | 1937-04-22 | 2428603 | 1937-03-10 | 43 | SVO |
| -54 | 9.4 | 2428958 | 1938-02-28 | 2428900 | 1938-01-01 | 58 | SVO |
| -53 | 9.1 | 2429266 | 1939-01-02 | 2429198 | 1938-10-26 | 68 | SVO |
| -52 | 9.3 | 2429582 | 1939-11-14 | 2429496 | 1939-08-20 | 86 | SVO |
| -51 | 9.3 | 2429903 | 1940-09-30 | 2429794 | 1940-06-13 | 109 | SVO |
| -50 | 9.9 | 2430214 | 1941-08-07 | 2430091 | 1941-04-06 | 123 | SVO |
| -49 | 9.0 | 2430525 | 1942-06-14 | 2430389 | 1942-01-29 | 136 | SVO |
| -48 | 9.6 | 2430832 | 1943-04-17 | 2430687 | 1942-11-23 | 145 | SVO |
| -47 | 9.7 | 2431136 | 1944-02-15 | 2430985 | 1943-09-17 | 151 | SVO |
| -46 | 9.5 | 2431446 | 1944-12-21 | 2431283 | 1944-07-11 | 163 | AAVSO |
| -45 | 9.5 | 2431764 | 1945-11-04 | 2431580 | 1945-05-04 | 184 | AAVSO |
| -44 | 9.0 | 2432086 | 1946-09-22 | 2431878 | 1946-02-26 | 208 | SVO |
| -43 | 9.7 | 2432387 | 1947-07-20 | 2432176 | 1946-12-21 | 211 | SVO |
| -42 | 9.0 | 2432693 | 1948-05-21 | 2432474 | 1947-10-15 | 219 | SVO |
| -41 | 9.3 | 2432999 | 1949-03-23 | 2432772 | 1948-08-08 | 227 | SVO |
| -40 | 9.4 | 2433314 | 1950-02-01 | 2433069 | 1949-06-01 | 245 | SVO |
| -39 | 9.4 | 2433621 | 1950-12-05 | 2433367 | 1950-03-26 | 254 | SVO |
| -38 | 9.7 | 2433932 | 1951-10-12 | 2433665 | 1951-01-18 | 267 | SVO |
| -37 | 9.4 | 2434249 | 1952-08-24 | 2433963 | 1951-11-12 | 286 | SVO |
| -36 | 9.2 | 2434553 | 1953-06-24 | 2434260 | 1952-09-04 | 293 | SVO |
| -35 | 9.7 | 2434871 | 1954-05-08 | 2434558 | 1953-06-29 | 313 | SVO |
| -34 | 9.5 | 2435170 | 1955-03-03 | 2434856 | 1954-04-23 | 314 | SVO |
| -33 | 9.1 | 2435489 | 1956-01-16 | 2435154 | 1955-02-15 | 335 | AAVSO |
| -32 | 9.7 | 2435793 | 1956-11-15 | 2435452 | 1955-12-10 | 341 | SVO |
| -31 | 9.4 | 2436102 | 1957-09-20 | 2435749 | 1956-10-02 | 353 | SVO |
| -30 | 9.3 | 2436411 | 1958-07-26 | 2436047 | 1957-07-27 | 364 | SVO |
| -29 | 9.3 | 2436723 | 1959-06-03 | 2436345 | 1958-05-21 | 378 | SVO |
| -28 | 9.4 | 2437033 | 1960-04-08 | 2436643 | 1959-03-15 | 390 | SVO |
| -27 | 9.5 | 2437351 | 1961-02-20 | 2436941 | 1960-01-07 | 410 | SVO |
| -26 | 9.5 | 2437668 | 1962-01-03 | 2437238 | 1960-10-30 | 430 | SVO |
| -25 | 9.1 | 2437977 | 1962-11-08 | 2437536 | 1961-08-24 | 441 | SVO |
| -24 | 10.2 | 2438285 | 1963-09-12 | 2437834 | 1962-06-18 | 451 | SVO |
| -23 | 9.1 | 2438607 | 1964-07-30 | 2438132 | 1963-04-12 | 475 | SVO |
| -22 | 9.7 | 2438917 | 1965-06-05 | 2438429 | 1964-02-03 | 488 | SVO |
| -21 | 9.6 | 2439233 | 1966-04-17 | 2438727 | 1964-11-27 | 506 | SVO |
| -20 | 8.9 | 2439549 | 1967-02-27 | 2439025 | 1965-09-21 | 524 | SVO |
| -19 | 9.4 | 2439868 | 1968-01-12 | 2439323 | 1966-07-16 | 545 | SVO |
| -18 | 9.3 | 2440183 | 1968-11-22 | 2439621 | 1967-05-10 | 562 | SVO |
| -17 | 9.8 | 2440507 | 1969-10-12 | 2439918 | 1968-03-02 | 589 | SVO |
| -16 | 9.4 | 2440825 | 1970-08-26 | 2440216 | 1968-12-25 | 609 | SVO |
| -15 | 9.4 | 2441143 | 1971-07-10 | 2440514 | 1969-10-19 | 629 | SVO |
| -14 | 9.4 | 2441455 | 1972-05-17 | 2440812 | 1970-08-13 | 643 | SVO |
| -13 | 9.6 | 2441768 | 1973-03-26 | 2441110 | 1971-06-07 | 658 | SVO |
| -12 | 9.4 | 2442082 | 1974-02-03 | 2441407 | 1972-03-30 | 675 | SVO |
| -11 | 9.8 | 2442391 | 1974-12-09 | 2441705 | 1973-01-22 | 686 | SVO |
| -10 | 9.3 | 2442708 | 1975-10-22 | 2442003 | 1973-11-16 | 705 | SVO |
| -9 | 9.0 | 2443022 | 1976-08-31 | 2442301 | 1974-09-10 | 721 | SVO |
| -8 | 9.6 | 2443338 | 1977-07-13 | 2442598 | 1975-07-04 | 740 | SVO |
| -7 | 9.0 | 2443649 | 1978-05-20 | 2442896 | 1976-04-27 | 753 | SVO |
| -6 | 9.0 | 2443954 | 1979-03-21 | 2443194 | 1977-02-19 | 760 | SVO |
| -5 | 9.6 | 2444265 | 1980-01-26 | 2443492 | 1977-12-14 | 773 | SVO |
| -4 | 8.9 | 2444561 | 1980-11-17 | 2443790 | 1978-10-08 | 771 | SVO |
| -3 | 9.4 | 2444872 | 1981-09-24 | 2444087 | 1979-08-01 | 785 | SVO |
| -2 | 9.6 | 2445171 | 1982-07-20 | 2444385 | 1980-05-25 | 786 | SVO |
| -1 | 9.3 | 2445470 | 1983-05-15 | 2444683 | 1981-03-19 | 787 | SVO |
| 0 | 9.5 | 2445764 | 1984-03-04 | 2444981 | 1982-01-11 | 783 | SVO |
| 1 | 9.4 | 2446064 | 1984-12-29 | 2445279 | 1982-11-05 | 785 | SVO |
| 2 | 9.4 | 2446349 | 1985-10-10 | 2445576 | 1983-08-29 | 773 | SVO |
| 3 | 9.3 | 2446639 | 1986-07-27 | 2445874 | 1984-06-22 | 765 | SVO |
| 4 | 9.5 | 2446928 | 1987-05-12 | 2446172 | 1985-04-16 | 756 | SVO |
| 5 | 9.2 | 2447212 | 1988-02-20 | 2446470 | 1986-02-08 | 742 | SVO |
| 6 | 10.3 | 2447500 | 1988-12-04 | 2446767 | 1986-12-02 | 733 | SVO |
| 7 | 9.6 | 2447784 | 1989-09-14 | 2447065 | 1987-09-26 | 719 | SVO |
| 8 | 9.6 | 2448063 | 1990-06-20 | 2447363 | 1988-07-20 | 700 | SVO |
| 9 | 9.5 | 2448339 | 1991-03-23 | 2447661 | 1989-05-14 | 678 | SVO |
| 10 | 9.2 | 2448616 | 1991-12-25 | 2447959 | 1990-03-08 | 657 | SVO |
| 11 | 9.8 | 2448895 | 1992-09-29 | 2448256 | 1990-12-30 | 639 | SVO |
| 12 | 9.2 | 2449162 | 1993-06-23 | 2448554 | 1991-10-24 | 608 | SVO |
| 13 | 9.5 | 2449434 | 1994-03-22 | 2448852 | 1992-08-17 | 582 | SVO |
| 14 | 9.5 | 2449711 | 1994-12-24 | 2449150 | 1993-06-11 | 561 | SVO |
| 15 | 9.4 | 2449969 | 1995-09-08 | 2449448 | 1994-04-05 | 521 | SVO |
| 16 | 9.2 | 2450223 | 1996-05-19 | 2449745 | 1995-01-27 | 478 | SVO |
| 17 | 9.5 | 2450490 | 1997-02-10 | 2450043 | 1995-11-21 | 447 | SVO |
| 18 | 9.3 | 2450745 | 1997-10-23 | 2450341 | 1996-09-14 | 404 | SVO |
| 19 | 9.6 | 2451007 | 1998-07-12 | 2450639 | 1997-07-09 | 368 | SVO |
| 20 | 9.3 | 2451252 | 1999-03-14 | 2450936 | 1998-05-02 | 316 | SVO |
| 21 | 9.4 | 2451495 | 1999-11-12 | 2451234 | 1999-02-24 | 261 | SVO |
| 22 | 9.3 | 2451737 | 2000-07-11 | 2451532 | 1999-12-19 | 205 | SVO |
| 23 | 9.5 | 2451977 | 2001-03-08 | 2451830 | 2000-10-12 | 147 | SVO |
| 24 | 9.6 | 2452229 | 2001-11-15 | 2452128 | 2001-08-06 | 101 | SVO |
| 25 | 9.4 | 2452454 | 2002-06-28 | 2452425 | 2002-05-30 | 29 | SVO |
| 26 | 9.2 | 2452691 | 2003-02-20 | 2452723 | 2003-03-24 | -32 | SVO |
| 27 | 9.3 | 2452923 | 2003-10-10 | 2453021 | 2004-01-16 | -98 | SVO |
| 28 | 9.3 | 2453147 | 2004-05-21 | 2453319 | 2004-11-09 | -172 | SVO |
| 29 | 9.5 | 2453403 | 2005-02-01 | 2453617 | 2005-09-03 | -214 | SVO |
| 30 | 9.7 | 2453601 | 2005-08-18 | 2453914 | 2006-06-27 | -313 | SVO |
| 31 | 9.5 | 2453832 | 2006-04-06 | 2454212 | 2007-04-21 | -380 | SVO |
| 32 | 9.3 | 2454075 | 2006-12-05 | 2454510 | 2008-02-13 | -435 | SVO |
| 33 | 9.4 | 2454289 | 2007-07-07 | 2454808 | 2008-12-07 | -519 | SVO |
| 34 | 9.5 | 2454519 | 2008-02-22 | 2455105 | 2009-09-30 | -586 | SVO |
| 38 | 9.0 | 2455550 | 2010-12-19 | 2456297 | 2013-01-04 | -747 | SVO |
| 39 | 9.0 | 2455732 | 2011-06-19 | 2456594 | 2013-10-28 | -862 | SVO |
| 40 | 9.2 | 2455955 | 2012-01-28 | 2456892 | 2014-08-22 | -937 | SVO |
| 41 | 9.5 | 2456175 | 2012-09-04 | 2457190 | 2015-06-16 | -1015 | SVO |
| 42 | 9.6 | 2456389 | 2013-04-06 | 2457488 | 2016-04-09 | -1099 | SVO |
| 43 | 9.4 | 2456591 | 2013-10-25 | 2457786 | 2017-02-01 | -1195 | SVO |
| 44 | 9.4 | 2456794 | 2014-05-16 | 2458083 | 2017-11-25 | -1289 | SVO |
| 45 | 9.1 | 2456998 | 2014-12-06 | 2458381 | 2018-09-19 | -1383 | SVO |
| 46 | 9.2 | 2457193 | 2015-06-19 | 2458679 | 2019-07-14 | -1486 | SVO |
| 47 | 2457393 | 2016-01-05 | 2458977 | 2020-05-07 | -1584 | SVO | |
| 48 | 2457540 | 2016-05-31 | 2459274 | 2021-02-28 | -1734 | SVO | |
| 49 | 2457745 | 2016-12-22 | 2459572 | 2021-12-23 | -1827 | SVO | |
| 50 | 2457900 | 2017-05-26 | 2459870 | 2022-10-17 | -1970 | SVO | |
| 51 | 2458160 | 2018-02-10 | 2460168 | 2023-08-11 | -2008 | 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. |