| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -94 | 2407694 | 1879-12-10 | 2407692 | 1879-12-08 | 2 | AnHar, 1937, vol 105, p 459 | |
| -93 | 2408080 | 1880-12-30 | 2408080 | 1880-12-30 | 0 | GuL, 1920, 1.2 | |
| -92 | 6.6 | 2408466 | 1882-01-20 | 2408468 | 1882-01-22 | -2 | SVO |
| -91 | 6.5 | 2408846 | 1883-02-04 | 2408856 | 1883-02-14 | -10 | SVO |
| -90 | 6.5 | 2409238 | 1884-03-02 | 2409244 | 1884-03-08 | -6 | SVO |
| -89 | 6.1 | 2409615 | 1885-03-14 | 2409633 | 1885-04-01 | -18 | SVO |
| -88 | 6.0 | 2409996 | 1886-03-30 | 2410021 | 1886-04-24 | -25 | SVO |
| -87 | 6.3 | 2410382 | 1887-04-20 | 2410409 | 1887-05-17 | -27 | SVO |
| -86 | 5.5 | 2410797 | 1888-06-08 | 2410797 | 1888-06-08 | 0 | SVO |
| -85 | 6.3 | 2411156 | 1889-06-02 | 2411185 | 1889-07-01 | -29 | SVO |
| -84 | 6.4 | 2411546 | 1890-06-27 | 2411573 | 1890-07-24 | -27 | SVO |
| -83 | 6.3 | 2411923 | 1891-07-09 | 2411961 | 1891-08-16 | -38 | SVO |
| -82 | 6.4 | 2412309 | 1892-07-29 | 2412350 | 1892-09-08 | -41 | SVO |
| -81 | 6.2 | 2412698 | 1893-08-22 | 2412738 | 1893-10-01 | -40 | SVO |
| -80 | 5.6 | 2413085 | 1894-09-13 | 2413126 | 1894-10-24 | -41 | SVO |
| -79 | 6.3 | 2413474 | 1895-10-07 | 2413514 | 1895-11-16 | -40 | SVO |
| -78 | 6.4 | 2413862 | 1896-10-29 | 2413902 | 1896-12-08 | -40 | SVO |
| -77 | 5.8 | 2414266 | 1897-12-07 | 2414290 | 1897-12-31 | -24 | SVO |
| -76 | 2414631 | 1898-12-07 | 2414678 | 1899-01-23 | -47 | AnHar, 1909, vol 55, p 95 | |
| -75 | 2415018 | 1899-12-29 | 2415067 | 1900-02-16 | -49 | SVO | |
| -74 | 6.4 | 2415415 | 1901-01-30 | 2415455 | 1901-03-11 | -40 | SVO |
| -73 | 5.9 | 2415806 | 1902-02-25 | 2415843 | 1902-04-03 | -37 | SVO |
| -72 | 6.4 | 2416195 | 1903-03-21 | 2416231 | 1903-04-26 | -36 | SVO |
| -71 | 6.0 | 2416581 | 1904-04-10 | 2416619 | 1904-05-18 | -38 | SVO |
| -70 | 5.8 | 2416968 | 1905-05-02 | 2417007 | 1905-06-10 | -39 | SVO |
| -69 | 5.8 | 2417345 | 1906-05-14 | 2417395 | 1906-07-03 | -50 | SVO |
| -68 | 6.0 | 2417730 | 1907-06-03 | 2417783 | 1907-07-26 | -53 | SVO |
| -67 | 5.9 | 2418118 | 1908-06-25 | 2418172 | 1908-08-18 | -54 | SVO |
| -66 | 5.8 | 2418497 | 1909-07-09 | 2418560 | 1909-09-10 | -63 | SVO |
| -65 | 5.9 | 2418896 | 1910-08-12 | 2418948 | 1910-10-03 | -52 | SVO |
| -64 | 6.0 | 2419278 | 1911-08-29 | 2419336 | 1911-10-26 | -58 | SVO |
| -63 | 6.3 | 2419672 | 1912-09-26 | 2419724 | 1912-11-17 | -52 | SVO |
| -62 | 5.8 | 2420060 | 1913-10-19 | 2420112 | 1913-12-10 | -52 | SVO |
| -61 | 5.9 | 2420446 | 1914-11-09 | 2420500 | 1915-01-02 | -54 | SVO |
| -60 | 6.2 | 2420834 | 1915-12-02 | 2420889 | 1916-01-26 | -55 | SVO |
| -59 | 6.2 | 2421233 | 1917-01-04 | 2421277 | 1917-02-17 | -44 | SVO |
| -58 | 6.0 | 2421615 | 1918-01-21 | 2421665 | 1918-03-12 | -50 | SVO |
| -57 | 5.5 | 2422000 | 1919-02-10 | 2422053 | 1919-04-04 | -53 | SVO |
| -56 | 6.0 | 2422397 | 1920-03-13 | 2422441 | 1920-04-26 | -44 | SVO |
| -55 | 5.9 | 2422788 | 1921-04-08 | 2422829 | 1921-05-19 | -41 | SVO |
| -54 | 6.1 | 2423179 | 1922-05-04 | 2423217 | 1922-06-11 | -38 | SVO |
| -53 | 5.9 | 2423570 | 1923-05-30 | 2423606 | 1923-07-05 | -36 | SVO |
| -52 | 6.4 | 2423964 | 1924-06-27 | 2423994 | 1924-07-27 | -30 | SVO |
| -51 | 5.9 | 2424348 | 1925-07-16 | 2424382 | 1925-08-19 | -34 | SVO |
| -50 | 6.0 | 2424742 | 1926-08-14 | 2424770 | 1926-09-11 | -28 | SVO |
| -49 | 6.0 | 2425133 | 1927-09-09 | 2425158 | 1927-10-04 | -25 | SVO |
| -48 | 6.0 | 2425540 | 1928-10-20 | 2425546 | 1928-10-26 | -6 | SVO |
| -47 | 6.1 | 2425938 | 1929-11-22 | 2425934 | 1929-11-18 | 4 | SVO |
| -46 | 6.1 | 2426331 | 1930-12-20 | 2426323 | 1930-12-12 | 8 | SVO |
| -45 | 6.0 | 2426732 | 1932-01-25 | 2426711 | 1932-01-04 | 21 | SVO |
| -44 | 5.8 | 2427118 | 1933-02-14 | 2427099 | 1933-01-26 | 19 | SVO |
| -43 | 6.1 | 2427523 | 1934-03-26 | 2427487 | 1934-02-18 | 36 | SVO |
| -42 | 6.1 | 2427921 | 1935-04-28 | 2427875 | 1935-03-13 | 46 | SVO |
| -41 | 6.1 | 2428315 | 1936-05-26 | 2428263 | 1936-04-04 | 52 | SVO |
| -40 | 6.5 | 2428713 | 1937-06-28 | 2428651 | 1937-04-27 | 62 | SVO |
| -39 | 6.2 | 2429125 | 1938-08-14 | 2429040 | 1938-05-21 | 85 | SVO |
| -38 | 5.7 | 2429519 | 1939-09-12 | 2429428 | 1939-06-13 | 91 | SVO |
| -37 | 5.9 | 2429905 | 1940-10-02 | 2429816 | 1940-07-05 | 89 | SVO |
| -36 | 6.2 | 2430313 | 1941-11-14 | 2430204 | 1941-07-28 | 109 | SVO |
| -35 | 5.9 | 2430695 | 1942-12-01 | 2430592 | 1942-08-20 | 103 | SVO |
| -34 | 5.6 | 2431077 | 1943-12-18 | 2430980 | 1943-09-12 | 97 | SVO |
| -33 | 6.0 | 2431473 | 1945-01-17 | 2431368 | 1944-10-04 | 105 | SVO |
| -32 | 6.2 | 2431879 | 1946-02-27 | 2431757 | 1945-10-28 | 122 | SVO |
| -31 | 5.8 | 2432262 | 1947-03-17 | 2432145 | 1946-11-20 | 117 | SVO |
| -30 | 6.1 | 2432655 | 1948-04-13 | 2432533 | 1947-12-13 | 122 | SVO |
| -29 | 6.0 | 2433042 | 1949-05-05 | 2432921 | 1949-01-04 | 121 | SVO |
| -28 | 6.3 | 2433432 | 1950-05-30 | 2433309 | 1950-01-27 | 123 | SVO |
| -27 | 6.1 | 2433817 | 1951-06-19 | 2433697 | 1951-02-19 | 120 | SVO |
| -26 | 6.4 | 2434196 | 1952-07-02 | 2434085 | 1952-03-13 | 111 | SVO |
| -25 | 5.9 | 2434576 | 1953-07-17 | 2434474 | 1953-04-06 | 102 | SVO |
| -24 | 6.3 | 2434955 | 1954-07-31 | 2434862 | 1954-04-29 | 93 | SVO |
| -23 | 6.0 | 2435334 | 1955-08-14 | 2435250 | 1955-05-22 | 84 | SVO |
| -22 | 6.3 | 2435711 | 1956-08-25 | 2435638 | 1956-06-13 | 73 | SVO |
| -21 | 6.2 | 2436089 | 1957-09-07 | 2436026 | 1957-07-06 | 63 | SVO |
| -20 | 6.4 | 2436466 | 1958-09-19 | 2436414 | 1958-07-29 | 52 | SVO |
| -19 | 6.2 | 2436848 | 1959-10-06 | 2436802 | 1959-08-21 | 46 | SVO |
| -18 | 5.9 | 2437214 | 1960-10-06 | 2437190 | 1960-09-12 | 24 | SVO |
| -17 | 5.9 | 2437582 | 1961-10-09 | 2437579 | 1961-10-06 | 3 | SVO |
| -16 | 5.8 | 2437965 | 1962-10-27 | 2437967 | 1962-10-29 | -2 | SVO |
| -15 | 6.4 | 2438345 | 1963-11-11 | 2438355 | 1963-11-21 | -10 | SVO |
| -14 | 5.8 | 2438727 | 1964-11-27 | 2438743 | 1964-12-13 | -16 | SVO |
| -13 | 6.2 | 2439120 | 1965-12-25 | 2439131 | 1966-01-05 | -11 | SVO |
| -12 | 5.9 | 2439498 | 1967-01-07 | 2439519 | 1967-01-28 | -21 | SVO |
| -11 | 5.9 | 2439888 | 1968-02-01 | 2439907 | 1968-02-20 | -19 | SVO |
| -10 | 5.6 | 2440259 | 1969-02-06 | 2440296 | 1969-03-15 | -37 | SVO |
| -9 | 5.8 | 2440642 | 1970-02-24 | 2440684 | 1970-04-07 | -42 | SVO |
| -8 | 5.6 | 2441022 | 1971-03-11 | 2441072 | 1971-04-30 | -50 | SVO |
| -7 | 6.0 | 2441421 | 1972-04-13 | 2441460 | 1972-05-22 | -39 | SVO |
| -6 | 6.0 | 2441815 | 1973-05-12 | 2441848 | 1973-06-14 | -33 | SVO |
| -5 | 6.2 | 2442203 | 1974-06-04 | 2442236 | 1974-07-07 | -33 | SVO |
| -4 | 5.8 | 2442585 | 1975-06-21 | 2442624 | 1975-07-30 | -39 | SVO |
| -3 | 6.6 | 2442994 | 1976-08-03 | 2443013 | 1976-08-22 | -19 | SVO |
| -2 | 6.1 | 2443375 | 1977-08-19 | 2443401 | 1977-09-14 | -26 | SVO |
| -1 | 6.1 | 2443774 | 1978-09-22 | 2443789 | 1978-10-07 | -15 | SVO |
| 0 | 6.0 | 2444177 | 1979-10-30 | 2444177 | 1979-10-30 | 0 | SVO |
| 1 | 6.4 | 2444575 | 1980-12-01 | 2444565 | 1980-11-21 | 10 | SVO |
| 2 | 6.3 | 2444971 | 1982-01-01 | 2444953 | 1981-12-14 | 18 | SVO |
| 3 | 6.2 | 2445365 | 1983-01-30 | 2445341 | 1983-01-06 | 24 | SVO |
| 4 | 5.8 | 2445753 | 1984-02-22 | 2445730 | 1984-01-30 | 23 | SVO |
| 5 | 6.0 | 2446149 | 1985-03-24 | 2446118 | 1985-02-21 | 31 | SVO |
| 6 | 6.2 | 2446548 | 1986-04-27 | 2446506 | 1986-03-16 | 42 | SVO |
| 7 | 5.9 | 2446945 | 1987-05-29 | 2446894 | 1987-04-08 | 51 | SVO |
| 8 | 6.3 | 2447348 | 1988-07-05 | 2447282 | 1988-04-30 | 66 | SVO |
| 9 | 6.1 | 2447750 | 1989-08-11 | 2447670 | 1989-05-23 | 80 | SVO |
| 10 | 6.2 | 2448153 | 1990-09-18 | 2448058 | 1990-06-15 | 95 | SVO |
| 11 | 6.0 | 2448563 | 1991-11-02 | 2448447 | 1991-07-09 | 116 | SVO |
| 12 | 5.9 | 2448947 | 1992-11-20 | 2448835 | 1992-07-31 | 112 | SVO |
| 13 | 6.2 | 2449354 | 1994-01-01 | 2449223 | 1993-08-23 | 131 | SVO |
| 14 | 6.6 | 2449766 | 1995-02-17 | 2449611 | 1994-09-15 | 155 | SVO |
| 15 | 5.8 | 2450155 | 1996-03-12 | 2449999 | 1995-10-08 | 156 | SVO |
| 16 | 6.3 | 2450553 | 1997-04-14 | 2450387 | 1996-10-30 | 166 | SVO |
| 17 | 6.4 | 2450956 | 1998-05-22 | 2450775 | 1997-11-22 | 181 | SVO |
| 18 | 6.0 | 2451348 | 1999-06-18 | 2451164 | 1998-12-16 | 184 | SVO |
| 19 | 6.4 | 2451740 | 2000-07-14 | 2451552 | 2000-01-08 | 188 | SVO |
| 20 | 6.0 | 2452125 | 2001-08-03 | 2451940 | 2001-01-30 | 185 | SVO |
| 21 | 6.3 | 2452512 | 2002-08-25 | 2452328 | 2002-02-22 | 184 | SVO |
| 22 | 6.0 | 2452904 | 2003-09-21 | 2452716 | 2003-03-17 | 188 | SVO |
| 23 | 6.0 | 2453288 | 2004-10-09 | 2453104 | 2004-04-08 | 184 | SVO |
| 24 | 6.1 | 2453675 | 2005-10-31 | 2453492 | 2005-05-01 | 183 | SVO |
| 25 | 6.1 | 2454060 | 2006-11-20 | 2453881 | 2006-05-25 | 179 | SVO |
| 26 | 5.9 | 2454449 | 2007-12-14 | 2454269 | 2007-06-17 | 180 | SVO |
| 27 | 6.0 | 2454836 | 2009-01-04 | 2454657 | 2008-07-09 | 179 | SVO |
| 28 | 6.4 | 2455228 | 2010-01-31 | 2455045 | 2009-08-01 | 183 | SVO |
| 29 | 6.3 | 2455607 | 2011-02-14 | 2455433 | 2010-08-24 | 174 | SVO |
| 30 | 6.0 | 2455984 | 2012-02-26 | 2455821 | 2011-09-16 | 163 | SVO |
| 31 | 5.9 | 2456358 | 2013-03-06 | 2456209 | 2012-10-08 | 149 | SVO |
| 32 | 5.9 | 2456737 | 2014-03-20 | 2456597 | 2013-10-31 | 140 | SVO |
| 33 | 6.3 | 2457122 | 2015-04-09 | 2456986 | 2014-11-24 | 136 | SVO |
| 34 | 6.0 | 2457499 | 2016-04-20 | 2457374 | 2015-12-17 | 125 | SVO |
| 35 | 6.4 | 2457876 | 2017-05-02 | 2457762 | 2017-01-08 | 114 | SVO |
| 36 | 6.1 | 2458248 | 2018-05-09 | 2458150 | 2018-01-31 | 98 | SVO |
| 37 | 6.2 | 2458620 | 2019-05-16 | 2458538 | 2019-02-23 | 82 | SVO |
| 38 | 6.1 | 2458991 | 2020-05-21 | 2458926 | 2020-03-17 | 65 | SVO |
| 39 | 6.0 | 2459369 | 2021-06-03 | 2459314 | 2021-04-09 | 55 | SVO |
| 40 | 6.1 | 2459752 | 2022-06-21 | 2459703 | 2022-05-03 | 49 | 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. |