| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -155 | 2413543 | 1895-12-15 | 2413595 | 1896-02-05 | -52 | GuL, 1918, 1.1 | |
| -151 | 2414648 | 1898-12-24 | 2414689 | 1899-02-03 | -41 | AnHar, 1909, vol 55, p 95 | |
| -150 | 2414922 | 1899-09-24 | 2414963 | 1899-11-04 | -41 | GuL, 1918, 1.1 | |
| -147 | 2415770 | 1902-01-20 | 2415784 | 1902-02-03 | -14 | AnHar, 1952, vol 118 | |
| -146 | 2416050 | 1902-10-27 | 2416057 | 1902-11-03 | -7 | AnHar, 1952, vol 118 | |
| -144 | 2416580 | 1904-04-09 | 2416605 | 1904-05-04 | -25 | AnHar, 1952, vol 118 | |
| -143 | 2416860 | 1905-01-14 | 2416878 | 1905-02-01 | -18 | AAVSO | |
| -142 | 2417148 | 1905-10-29 | 2417152 | 1905-11-02 | -4 | AAVSO | |
| -141 | 2417415 | 1906-07-23 | 2417425 | 1906-08-02 | -10 | AAVSO | |
| -140 | 2417691 | 1907-04-25 | 2417699 | 1907-05-03 | -8 | AAVSO | |
| -139 | 2417955 | 1908-01-14 | 2417973 | 1908-02-01 | -18 | AAVSO | |
| -138 | 8.8 | 2418255 | 1908-11-09 | 2418246 | 1908-10-31 | 9 | AAVSO |
| -137 | 2418515 | 1909-07-27 | 2418520 | 1909-08-01 | -5 | AAVSO | |
| -136 | 2418802 | 1910-05-10 | 2418793 | 1910-05-01 | 9 | AAVSO | |
| -135 | 2419060 | 1911-01-23 | 2419067 | 1911-01-30 | -7 | AAVSO | |
| -134 | 2419328 | 1911-10-18 | 2419341 | 1911-10-31 | -13 | AAVSO | |
| -133 | 2419619 | 1912-08-04 | 2419614 | 1912-07-30 | 5 | AAVSO | |
| -132 | 9.1 | 2419891 | 1913-05-03 | 2419888 | 1913-04-30 | 3 | AAVSO |
| -131 | 9.8 | 2420162 | 1914-01-29 | 2420161 | 1914-01-28 | 1 | SVO |
| -130 | 9.2 | 2420451 | 1914-11-14 | 2420435 | 1914-10-29 | 16 | AAVSO |
| -129 | 2420727 | 1915-08-17 | 2420709 | 1915-07-30 | 18 | AAVSO | |
| -128 | 2421009 | 1916-05-25 | 2420982 | 1916-04-28 | 27 | AAVSO | |
| -127 | 9.5 | 2421271 | 1917-02-11 | 2421256 | 1917-01-27 | 15 | SVO |
| -126 | 8.8 | 2421530 | 1917-10-28 | 2421529 | 1917-10-27 | 1 | SVO |
| -125 | 2421819 | 1918-08-13 | 2421803 | 1918-07-28 | 16 | AAVSO | |
| -124 | 9.2 | 2422073 | 1919-04-24 | 2422077 | 1919-04-28 | -4 | AAVSO |
| -123 | 9.6 | 2422361 | 1920-02-06 | 2422350 | 1920-01-26 | 11 | AAVSO |
| -122 | 9.0 | 2422620 | 1920-10-22 | 2422624 | 1920-10-26 | -4 | SVO |
| -121 | 8.8 | 2422892 | 1921-07-21 | 2422897 | 1921-07-26 | -5 | AAVSO |
| -120 | 9.3 | 2423160 | 1922-04-15 | 2423171 | 1922-04-26 | -11 | SVO |
| -119 | 9.7 | 2423434 | 1923-01-14 | 2423445 | 1923-01-25 | -11 | SVO |
| -118 | 8.8 | 2423701 | 1923-10-08 | 2423718 | 1923-10-25 | -17 | SVO |
| -117 | 2423972 | 1924-07-05 | 2423992 | 1924-07-25 | -20 | AAVSO | |
| -116 | 9.3 | 2424245 | 1925-04-04 | 2424265 | 1925-04-24 | -20 | AAVSO |
| -115 | 9.2 | 2424528 | 1926-01-12 | 2424539 | 1926-01-23 | -11 | SVO |
| -114 | 8.7 | 2424803 | 1926-10-14 | 2424813 | 1926-10-24 | -10 | AAVSO |
| -113 | 2425061 | 1927-06-29 | 2425086 | 1927-07-24 | -25 | AAVSO | |
| -112 | 8.5 | 2425342 | 1928-04-05 | 2425360 | 1928-04-23 | -18 | SVO |
| -111 | 9.5 | 2425618 | 1929-01-06 | 2425633 | 1929-01-21 | -15 | SVO |
| -110 | 9.0 | 2425893 | 1929-10-08 | 2425907 | 1929-10-22 | -14 | SVO |
| -109 | 2426160 | 1930-07-02 | 2426181 | 1930-07-23 | -21 | AAVSO | |
| -108 | 9.1 | 2426435 | 1931-04-03 | 2426454 | 1931-04-22 | -19 | SVO |
| -107 | 8.7 | 2426702 | 1931-12-26 | 2426728 | 1932-01-21 | -26 | SVO |
| -106 | 9.1 | 2426974 | 1932-09-23 | 2427001 | 1932-10-20 | -27 | SVO |
| -105 | 2427249 | 1933-06-25 | 2427275 | 1933-07-21 | -26 | AAVSO | |
| -104 | 8.7 | 2427527 | 1934-03-30 | 2427549 | 1934-04-21 | -22 | SVO |
| -103 | 9.5 | 2427803 | 1934-12-31 | 2427822 | 1935-01-19 | -19 | SVO |
| -102 | 9.7 | 2428082 | 1935-10-06 | 2428096 | 1935-10-20 | -14 | SVO |
| -101 | 2428348 | 1936-06-28 | 2428369 | 1936-07-19 | -21 | AAVSO | |
| -100 | 10.1 | 2428640 | 1937-04-16 | 2428643 | 1937-04-19 | -3 | AAVSO |
| -99 | 8.4 | 2428904 | 1938-01-05 | 2428917 | 1938-01-18 | -13 | SVO |
| -98 | 10.1 | 2429189 | 1938-10-17 | 2429190 | 1938-10-18 | -1 | SVO |
| -97 | 9.3 | 2429470 | 1939-07-25 | 2429464 | 1939-07-19 | 6 | AAVSO |
| -96 | 10.2 | 2429749 | 1940-04-29 | 2429737 | 1940-04-17 | 12 | AAVSO |
| -95 | 9.0 | 2430010 | 1941-01-15 | 2430011 | 1941-01-16 | -1 | SVO |
| -94 | 9.5 | 2430278 | 1941-10-10 | 2430285 | 1941-10-17 | -7 | SVO |
| -93 | 9.3 | 2430551 | 1942-07-10 | 2430558 | 1942-07-17 | -7 | AAVSO |
| -92 | 9.6 | 2430831 | 1943-04-16 | 2430832 | 1943-04-17 | -1 | AAVSO |
| -91 | 8.8 | 2431105 | 1944-01-15 | 2431105 | 1944-01-15 | 0 | SVO |
| -90 | 9.2 | 2431381 | 1944-10-17 | 2431379 | 1944-10-15 | 2 | SVO |
| -89 | 2431659 | 1945-07-22 | 2431653 | 1945-07-16 | 6 | AAVSO | |
| -88 | 9.0 | 2431929 | 1946-04-18 | 2431926 | 1946-04-15 | 3 | AAVSO |
| -87 | 9.9 | 2432203 | 1947-01-17 | 2432200 | 1947-01-14 | 3 | SVO |
| -86 | 9.1 | 2432475 | 1947-10-16 | 2432473 | 1947-10-14 | 2 | AAVSO |
| -85 | 2432749 | 1948-07-16 | 2432747 | 1948-07-14 | 2 | AAVSO | |
| -84 | 2433019 | 1949-04-12 | 2433021 | 1949-04-14 | -2 | AAVSO | |
| -83 | 8.7 | 2433295 | 1950-01-13 | 2433294 | 1950-01-12 | 1 | SVO |
| -82 | 8.9 | 2433572 | 1950-10-17 | 2433568 | 1950-10-13 | 4 | SVO |
| -81 | 2433848 | 1951-07-20 | 2433841 | 1951-07-13 | 7 | AAVSO | |
| -80 | 9.2 | 2434132 | 1952-04-29 | 2434115 | 1952-04-12 | 17 | SVO |
| -79 | 9.1 | 2434400 | 1953-01-22 | 2434389 | 1953-01-11 | 11 | SVO |
| -78 | 9.2 | 2434673 | 1953-10-22 | 2434662 | 1953-10-11 | 11 | SVO |
| -77 | 2434948 | 1954-07-24 | 2434936 | 1954-07-12 | 12 | AAVSO | |
| -76 | 10.5 | 2435227 | 1955-04-29 | 2435209 | 1955-04-11 | 18 | AAVSO |
| -75 | 9.1 | 2435498 | 1956-01-25 | 2435483 | 1956-01-10 | 15 | SVO |
| -74 | 9.3 | 2435775 | 1956-10-28 | 2435757 | 1956-10-10 | 18 | AAVSO |
| -73 | 9.4 | 2436050 | 1957-07-30 | 2436030 | 1957-07-10 | 20 | AAVSO |
| -72 | 9.2 | 2436320 | 1958-04-26 | 2436304 | 1958-04-10 | 16 | SVO |
| -71 | 9.2 | 2436598 | 1959-01-29 | 2436577 | 1959-01-08 | 21 | SVO |
| -70 | 9.4 | 2436872 | 1959-10-30 | 2436851 | 1959-10-09 | 21 | SVO |
| -69 | 2437149 | 1960-08-02 | 2437125 | 1960-07-09 | 24 | AAVSO | |
| -68 | 9.0 | 2437415 | 1961-04-25 | 2437398 | 1961-04-08 | 17 | AAVSO |
| -67 | 9.2 | 2437689 | 1962-01-24 | 2437672 | 1962-01-07 | 17 | SVO |
| -66 | 9.5 | 2437962 | 1962-10-24 | 2437945 | 1962-10-07 | 17 | SVO |
| -65 | 2438228 | 1963-07-17 | 2438219 | 1963-07-08 | 9 | AAVSO | |
| -64 | 9.2 | 2438503 | 1964-04-17 | 2438493 | 1964-04-07 | 10 | SVO |
| -63 | 8.8 | 2438782 | 1965-01-21 | 2438766 | 1965-01-05 | 16 | SVO |
| -62 | 9.3 | 2439053 | 1965-10-19 | 2439040 | 1965-10-06 | 13 | SVO |
| -61 | 2439326 | 1966-07-19 | 2439313 | 1966-07-06 | 13 | AAVSO | |
| -60 | 9.1 | 2439604 | 1967-04-23 | 2439587 | 1967-04-06 | 17 | SVO |
| -59 | 9.5 | 2439874 | 1968-01-18 | 2439861 | 1968-01-05 | 13 | SVO |
| -58 | 9.1 | 2440151 | 1968-10-21 | 2440134 | 1968-10-04 | 17 | SVO |
| -57 | 2440422 | 1969-07-19 | 2440408 | 1969-07-05 | 14 | AAVSO | |
| -56 | 9.0 | 2440699 | 1970-04-22 | 2440681 | 1970-04-04 | 18 | SVO |
| -55 | 9.3 | 2440977 | 1971-01-25 | 2440955 | 1971-01-03 | 22 | SVO |
| -54 | 9.3 | 2441253 | 1971-10-28 | 2441229 | 1971-10-04 | 24 | SVO |
| -53 | 2441523 | 1972-07-24 | 2441502 | 1972-07-03 | 21 | AAVSO | |
| -52 | 9.5 | 2441800 | 1973-04-27 | 2441776 | 1973-04-03 | 24 | AAVSO |
| -51 | 9.6 | 2442068 | 1974-01-20 | 2442049 | 1974-01-01 | 19 | SVO |
| -50 | 9.3 | 2442341 | 1974-10-20 | 2442323 | 1974-10-02 | 18 | SVO |
| -49 | 9.9 | 2442613 | 1975-07-19 | 2442597 | 1975-07-03 | 16 | AAVSO |
| -48 | 9.2 | 2442888 | 1976-04-19 | 2442870 | 1976-04-01 | 18 | AAVSO |
| -47 | 9.6 | 2443165 | 1977-01-21 | 2443144 | 1976-12-31 | 21 | SVO |
| -46 | 9.0 | 2443440 | 1977-10-23 | 2443417 | 1977-09-30 | 23 | SVO |
| -45 | 9.3 | 2443715 | 1978-07-25 | 2443691 | 1978-07-01 | 24 | SVO |
| -44 | 9.6 | 2443991 | 1979-04-27 | 2443965 | 1979-04-01 | 26 | SVO |
| -43 | 9.1 | 2444258 | 1980-01-19 | 2444238 | 1979-12-30 | 20 | SVO |
| -42 | 10.4 | 2444531 | 1980-10-18 | 2444512 | 1980-09-29 | 19 | SVO |
| -41 | 9.8 | 2444806 | 1981-07-20 | 2444785 | 1981-06-29 | 21 | AAVSO |
| -40 | 9.3 | 2445081 | 1982-04-21 | 2445059 | 1982-03-30 | 22 | AAVSO |
| -39 | 9.3 | 2445350 | 1983-01-15 | 2445333 | 1982-12-29 | 17 | SVO |
| -38 | 9.2 | 2445620 | 1983-10-12 | 2445606 | 1983-09-28 | 14 | SVO |
| -37 | 10.5 | 2445899 | 1984-07-17 | 2445880 | 1984-06-28 | 19 | AAVSO |
| -36 | 9.1 | 2446164 | 1985-04-08 | 2446153 | 1985-03-28 | 11 | SVO |
| -35 | 9.2 | 2446443 | 1986-01-12 | 2446427 | 1985-12-27 | 16 | SVO |
| -34 | 9.9 | 2446720 | 1986-10-16 | 2446701 | 1986-09-27 | 19 | SVO |
| -33 | 9.0 | 2446992 | 1987-07-15 | 2446974 | 1987-06-27 | 18 | AAVSO |
| -32 | 9.1 | 2447265 | 1988-04-13 | 2447248 | 1988-03-27 | 17 | SVO |
| -31 | 9.4 | 2447540 | 1989-01-13 | 2447521 | 1988-12-25 | 19 | SVO |
| -30 | 8.8 | 2447808 | 1989-10-08 | 2447795 | 1989-09-25 | 13 | SVO |
| -29 | 2448080 | 1990-07-07 | 2448069 | 1990-06-26 | 11 | AAVSO | |
| -28 | 9.9 | 2448369 | 1991-04-22 | 2448342 | 1991-03-26 | 27 | SVO |
| -27 | 8.7 | 2448642 | 1992-01-20 | 2448616 | 1991-12-25 | 26 | SVO |
| -26 | 10.1 | 2448916 | 1992-10-20 | 2448889 | 1992-09-23 | 27 | SVO |
| -25 | 2449192 | 1993-07-23 | 2449163 | 1993-06-24 | 29 | AAVSO | |
| -24 | 9.1 | 2449460 | 1994-04-17 | 2449437 | 1994-03-25 | 23 | SVO |
| -23 | 9.7 | 2449733 | 1995-01-15 | 2449710 | 1994-12-23 | 23 | SVO |
| -22 | 9.5 | 2450008 | 1995-10-17 | 2449984 | 1995-09-23 | 24 | SVO |
| -21 | 2450273 | 1996-07-08 | 2450257 | 1996-06-22 | 16 | AAVSO | |
| -20 | 9.2 | 2450547 | 1997-04-08 | 2450531 | 1997-03-23 | 16 | SVO |
| -19 | 9.5 | 2450822 | 1998-01-08 | 2450805 | 1997-12-22 | 17 | SVO |
| -18 | 9.2 | 2451095 | 1998-10-08 | 2451078 | 1998-09-21 | 17 | SVO |
| -17 | 2451365 | 1999-07-05 | 2451352 | 1999-06-22 | 13 | AAVSO | |
| -16 | 10.0 | 2451632 | 2000-03-28 | 2451625 | 2000-03-21 | 7 | SVO |
| -15 | 9.5 | 2451901 | 2000-12-22 | 2451899 | 2000-12-20 | 2 | SVO |
| -14 | 9.3 | 2452178 | 2001-09-25 | 2452173 | 2001-09-20 | 5 | SVO |
| -13 | 2452439 | 2002-06-13 | 2452446 | 2002-06-20 | -7 | AAVSO | |
| -12 | 8.8 | 2452717 | 2003-03-18 | 2452720 | 2003-03-21 | -3 | SVO |
| -11 | 9.4 | 2452989 | 2003-12-15 | 2452993 | 2003-12-19 | -4 | SVO |
| -10 | 9.2 | 2453262 | 2004-09-13 | 2453267 | 2004-09-18 | -5 | SVO |
| -9 | 2453539 | 2005-06-17 | 2453541 | 2005-06-19 | -2 | AAVSO | |
| -8 | 9.3 | 2453816 | 2006-03-21 | 2453814 | 2006-03-19 | 2 | SVO |
| -7 | 9.1 | 2454089 | 2006-12-19 | 2454088 | 2006-12-18 | 1 | SVO |
| -6 | 8.6 | 2454355 | 2007-09-11 | 2454361 | 2007-09-17 | -6 | SVO |
| -5 | 2454632 | 2008-06-14 | 2454635 | 2008-06-17 | -3 | AAVSO | |
| -4 | 9.6 | 2454915 | 2009-03-24 | 2454909 | 2009-03-18 | 6 | SVO |
| -3 | 9.2 | 2455189 | 2009-12-23 | 2455182 | 2009-12-16 | 7 | SVO |
| -2 | 8.6 | 2455463 | 2010-09-23 | 2455456 | 2010-09-16 | 7 | SVO |
| -1 | 2455738 | 2011-06-25 | 2455729 | 2011-06-16 | 9 | AAVSO | |
| 0 | 8.8 | 2456008 | 2012-03-21 | 2456003 | 2012-03-16 | 5 | SVO |
| 1 | 9.2 | 2456284 | 2012-12-22 | 2456277 | 2012-12-15 | 7 | SVO |
| 2 | 10.0 | 2456558 | 2013-09-22 | 2456550 | 2013-09-14 | 8 | AAVSO |
| 3 | 2456823 | 2014-06-14 | 2456824 | 2014-06-15 | -1 | AAVSO | |
| 4 | 9.3 | 2457095 | 2015-03-13 | 2457097 | 2015-03-15 | -2 | SVO |
| 5 | 9.6 | 2457372 | 2015-12-15 | 2457371 | 2015-12-14 | 1 | SVO |
| 6 | 9.1 | 2457641 | 2016-09-09 | 2457645 | 2016-09-13 | -4 | SVO |
| 7 | 2457919 | 2017-06-14 | 2457918 | 2017-06-13 | 1 | AAVSO | |
| 8 | 8.8 | 2458189 | 2018-03-11 | 2458192 | 2018-03-14 | -3 | SVO |
| 9 | 9.0 | 2458459 | 2018-12-06 | 2458465 | 2018-12-12 | -6 | SVO |
| 10 | 8.4 | 2458730 | 2019-09-03 | 2458739 | 2019-09-12 | -9 | SVO |
| 11 | 9.3 | 2459014 | 2020-06-13 | 2459013 | 2020-06-12 | 1 | SVO |
| 12 | 9.2 | 2459286 | 2021-03-12 | 2459286 | 2021-03-12 | 0 | SVO |
| 13 | 8.9 | 2459556 | 2021-12-07 | 2459560 | 2021-12-11 | -4 | SVO |
| 14 | 2459830 | 2022-09-07 | 2459833 | 2022-09-10 | -3 | 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. |