| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -142 | 2410251 | 1886-12-10 | 2410790 | 1888-06-01 | -539 | PLPla, 1950, vol 26, p 5 | |
| -139 | 2411209 | 1889-07-25 | 2411726 | 1890-12-24 | -517 | AnHar, 1909, vol 55, p 95 | |
| -132 | 2413440 | 1895-09-03 | 2413910 | 1896-12-16 | -470 | SVO | |
| -131 | 2413774 | 1896-08-02 | 2414222 | 1897-10-24 | -448 | SVO | |
| -130 | 2414082 | 1897-06-06 | 2414534 | 1898-09-01 | -452 | AnHar, 1909, vol 55, p 95 | |
| -129 | 2414395 | 1898-04-15 | 2414846 | 1899-07-10 | -451 | SVO | |
| -128 | 7.9 | 2414737 | 1899-03-23 | 2415158 | 1900-05-18 | -421 | SVO |
| -127 | 7.4 | 2415054 | 1900-02-03 | 2415470 | 1901-03-26 | -416 | SVO |
| -126 | 7.3 | 2415383 | 1900-12-29 | 2415782 | 1902-02-01 | -399 | SVO |
| -125 | 8.0 | 2415675 | 1901-10-17 | 2416094 | 1902-12-10 | -419 | SVO |
| -124 | 7.8 | 2416005 | 1902-09-12 | 2416406 | 1903-10-18 | -401 | SVO |
| -123 | 7.1 | 2416313 | 1903-07-17 | 2416718 | 1904-08-25 | -405 | SVO |
| -122 | 7.9 | 2416643 | 1904-06-11 | 2417030 | 1905-07-03 | -387 | SVO |
| -121 | 2416950 | 1905-04-14 | 2417342 | 1906-05-11 | -392 | AnHar, 1909, vol 55, p 95 | |
| -117 | 7.6 | 2418196 | 1908-09-11 | 2418590 | 1909-10-10 | -394 | SVO |
| -116 | 2418515 | 1909-07-27 | 2418902 | 1910-08-18 | -387 | AnHar, 1952, vol 115 | |
| -115 | 7.4 | 2418840 | 1910-06-17 | 2419214 | 1911-06-26 | -374 | SVO |
| -114 | 2419150 | 1911-04-23 | 2419526 | 1912-05-03 | -376 | SVO | |
| -110 | 2420425 | 1914-10-19 | 2420774 | 1915-10-03 | -349 | SVO | |
| -109 | 7.1 | 2420742 | 1915-09-01 | 2421086 | 1916-08-10 | -344 | SVO |
| -108 | 7.8 | 2421072 | 1916-07-27 | 2421398 | 1917-06-18 | -326 | SVO |
| -107 | 2421360 | 1917-05-11 | 2421710 | 1918-04-26 | -350 | AnHar, 1952, vol 115 | |
| -105 | 8.4 | 2421998 | 1919-02-08 | 2422334 | 1920-01-10 | -336 | SVO |
| -104 | 8.1 | 2422293 | 1919-11-30 | 2422646 | 1920-11-17 | -353 | SVO |
| -103 | 8.4 | 2422621 | 1920-10-23 | 2422958 | 1921-09-25 | -337 | SVO |
| -102 | 8.0 | 2422936 | 1921-09-03 | 2423270 | 1922-08-03 | -334 | SVO |
| -101 | 7.9 | 2423250 | 1922-07-14 | 2423582 | 1923-06-11 | -332 | SVO |
| -100 | 7.7 | 2423578 | 1923-06-07 | 2423894 | 1924-04-18 | -316 | SVO |
| -99 | 7.5 | 2423878 | 1924-04-02 | 2424206 | 1925-02-24 | -328 | AAVSO |
| -98 | 7.9 | 2424207 | 1925-02-25 | 2424518 | 1926-01-02 | -311 | SVO |
| -97 | 2424527 | 1926-01-11 | 2424830 | 1926-11-10 | -303 | AAVSO | |
| -96 | 7.9 | 2424843 | 1926-11-23 | 2425142 | 1927-09-18 | -299 | AAVSO |
| -95 | 8.2 | 2425164 | 1927-10-10 | 2425454 | 1928-07-26 | -290 | SVO |
| -94 | 7.8 | 2425488 | 1928-08-29 | 2425766 | 1929-06-03 | -278 | SVO |
| -93 | 7.6 | 2425804 | 1929-07-11 | 2426078 | 1930-04-11 | -274 | SVO |
| -92 | 8.0 | 2426132 | 1930-06-04 | 2426390 | 1931-02-17 | -258 | SVO |
| -91 | 7.6 | 2426436 | 1931-04-04 | 2426702 | 1931-12-26 | -266 | AAVSO |
| -90 | 2426757 | 1932-02-19 | 2427014 | 1932-11-02 | -257 | AAVSO | |
| -89 | 2427098 | 1933-01-25 | 2427326 | 1933-09-10 | -228 | AAVSO | |
| -88 | 7.8 | 2427416 | 1933-12-09 | 2427638 | 1934-07-19 | -222 | AAVSO |
| -87 | 7.6 | 2427738 | 1934-10-27 | 2427950 | 1935-05-27 | -212 | AAVSO |
| -86 | 8.7 | 2428070 | 1935-09-24 | 2428262 | 1936-04-03 | -192 | SVO |
| -85 | 7.8 | 2428393 | 1936-08-12 | 2428574 | 1937-02-09 | -181 | SVO |
| -84 | 8.6 | 2428718 | 1937-07-03 | 2428886 | 1937-12-18 | -168 | SVO |
| -83 | 8.6 | 2429035 | 1938-05-16 | 2429198 | 1938-10-26 | -163 | SVO |
| -82 | 7.2 | 2429355 | 1939-04-01 | 2429510 | 1939-09-03 | -155 | AAVSO |
| -81 | 2429662 | 1940-02-02 | 2429822 | 1940-07-11 | -160 | AAVSO | |
| -80 | 2429977 | 1940-12-13 | 2430134 | 1941-05-19 | -157 | AAVSO | |
| -79 | 2430291 | 1941-10-23 | 2430446 | 1942-03-27 | -155 | AAVSO | |
| -78 | 8.6 | 2430610 | 1942-09-07 | 2430758 | 1943-02-02 | -148 | AAVSO |
| -77 | 2430925 | 1943-07-19 | 2431070 | 1943-12-11 | -145 | AAVSO | |
| -76 | 7.8 | 2431247 | 1944-06-05 | 2431382 | 1944-10-18 | -135 | AAVSO |
| -75 | 8.2 | 2431567 | 1945-04-21 | 2431694 | 1945-08-26 | -127 | SVO |
| -74 | 7.9 | 2431888 | 1946-03-08 | 2432006 | 1946-07-04 | -118 | SVO |
| -73 | 8.6 | 2432209 | 1947-01-23 | 2432318 | 1947-05-12 | -109 | SVO |
| -72 | 7.9 | 2432511 | 1947-11-21 | 2432630 | 1948-03-19 | -119 | SVO |
| -71 | 7.7 | 2432820 | 1948-09-25 | 2432942 | 1949-01-25 | -122 | SVO |
| -70 | 8.4 | 2433146 | 1949-08-17 | 2433254 | 1949-12-03 | -108 | SVO |
| -69 | 8.2 | 2433470 | 1950-07-07 | 2433566 | 1950-10-11 | -96 | SVO |
| -68 | 8.1 | 2433783 | 1951-05-16 | 2433878 | 1951-08-19 | -95 | SVO |
| -67 | 7.9 | 2434093 | 1952-03-21 | 2434190 | 1952-06-26 | -97 | SVO |
| -66 | 8.1 | 2434405 | 1953-01-27 | 2434502 | 1953-05-04 | -97 | SVO |
| -65 | 8.2 | 2434720 | 1953-12-08 | 2434814 | 1954-03-12 | -94 | SVO |
| -64 | 7.7 | 2435031 | 1954-10-15 | 2435126 | 1955-01-18 | -95 | SVO |
| -63 | 8.3 | 2435362 | 1955-09-11 | 2435438 | 1955-11-26 | -76 | SVO |
| -62 | 8.3 | 2435683 | 1956-07-28 | 2435750 | 1956-10-03 | -67 | SVO |
| -61 | 8.9 | 2436007 | 1957-06-17 | 2436062 | 1957-08-11 | -55 | SVO |
| -60 | 8.1 | 2436329 | 1958-05-05 | 2436374 | 1958-06-19 | -45 | SVO |
| -59 | 8.6 | 2436646 | 1959-03-18 | 2436686 | 1959-04-27 | -40 | SVO |
| -58 | 8.2 | 2436962 | 1960-01-28 | 2436998 | 1960-03-04 | -36 | SVO |
| -57 | 8.0 | 2437265 | 1960-11-26 | 2437310 | 1961-01-10 | -45 | SVO |
| -56 | 8.3 | 2437581 | 1961-10-08 | 2437622 | 1961-11-18 | -41 | SVO |
| -55 | 8.1 | 2437882 | 1962-08-05 | 2437934 | 1962-09-26 | -52 | SVO |
| -54 | 8.1 | 2438207 | 1963-06-26 | 2438246 | 1963-08-04 | -39 | SVO |
| -53 | 8.3 | 2438523 | 1964-05-07 | 2438558 | 1964-06-11 | -35 | SVO |
| -52 | 8.4 | 2438841 | 1965-03-21 | 2438870 | 1965-04-19 | -29 | SVO |
| -51 | 8.1 | 2439155 | 1966-01-29 | 2439182 | 1966-02-25 | -27 | SVO |
| -50 | 8.2 | 2439470 | 1966-12-10 | 2439494 | 1967-01-03 | -24 | SVO |
| -49 | 8.1 | 2439794 | 1967-10-30 | 2439806 | 1967-11-11 | -12 | SVO |
| -48 | 8.8 | 2440110 | 1968-09-10 | 2440118 | 1968-09-18 | -8 | SVO |
| -47 | 8.2 | 2440419 | 1969-07-16 | 2440430 | 1969-07-27 | -11 | SVO |
| -46 | 8.0 | 2440733 | 1970-05-26 | 2440742 | 1970-06-04 | -9 | AAVSO |
| -45 | 8.2 | 2441047 | 1971-04-05 | 2441054 | 1971-04-12 | -7 | AAVSO |
| -44 | 2441358 | 1972-02-10 | 2441366 | 1972-02-18 | -8 | AAVSO | |
| -43 | 2441671 | 1972-12-19 | 2441678 | 1972-12-26 | -7 | AAVSO | |
| -42 | 8.4 | 2441987 | 1973-10-31 | 2441990 | 1973-11-03 | -3 | AAVSO |
| -41 | 7.9 | 2442315 | 1974-09-24 | 2442302 | 1974-09-11 | 13 | SVO |
| -40 | 8.1 | 2442622 | 1975-07-28 | 2442614 | 1975-07-20 | 8 | SVO |
| -39 | 7.8 | 2442949 | 1976-06-19 | 2442926 | 1976-05-27 | 23 | SVO |
| -38 | 8.1 | 2443275 | 1977-05-11 | 2443238 | 1977-04-04 | 37 | SVO |
| -37 | 7.9 | 2443597 | 1978-03-29 | 2443550 | 1978-02-10 | 47 | AAVSO |
| -36 | 8.5 | 2443916 | 1979-02-11 | 2443862 | 1978-12-19 | 54 | AAVSO |
| -35 | 8.7 | 2444245 | 1980-01-06 | 2444174 | 1979-10-27 | 71 | AAVSO |
| -34 | 8.1 | 2444548 | 1980-11-04 | 2444486 | 1980-09-03 | 62 | AAVSO |
| -33 | 8.5 | 2444881 | 1981-10-03 | 2444798 | 1981-07-12 | 83 | SVO |
| -32 | 8.0 | 2445199 | 1982-08-17 | 2445110 | 1982-05-20 | 89 | SVO |
| -31 | 8.4 | 2445521 | 1983-07-05 | 2445422 | 1983-03-28 | 99 | SVO |
| -30 | 7.8 | 2445842 | 1984-05-21 | 2445734 | 1984-02-03 | 108 | SVO |
| -29 | 8.1 | 2446166 | 1985-04-10 | 2446046 | 1984-12-11 | 120 | AAVSO |
| -28 | 8.3 | 2446487 | 1986-02-25 | 2446358 | 1985-10-19 | 129 | SVO |
| -27 | 8.5 | 2446820 | 1987-01-24 | 2446670 | 1986-08-27 | 150 | SVO |
| -26 | 2447129 | 1987-11-29 | 2446982 | 1987-07-05 | 147 | AAVSO | |
| -25 | 2447467 | 1988-11-01 | 2447294 | 1988-05-12 | 173 | AAVSO | |
| -24 | 8.4 | 2447790 | 1989-09-20 | 2447606 | 1989-03-20 | 184 | SVO |
| -23 | 8.6 | 2448108 | 1990-08-04 | 2447918 | 1990-01-26 | 190 | SVO |
| -22 | 7.7 | 2448426 | 1991-06-18 | 2448230 | 1990-12-04 | 196 | SVO |
| -21 | 8.1 | 2448748 | 1992-05-05 | 2448542 | 1991-10-12 | 206 | SVO |
| -20 | 8.5 | 2449076 | 1993-03-29 | 2448854 | 1992-08-19 | 222 | SVO |
| -19 | 8.2 | 2449405 | 1994-02-21 | 2449166 | 1993-06-27 | 239 | SVO |
| -18 | 8.5 | 2449724 | 1995-01-06 | 2449478 | 1994-05-05 | 246 | SVO |
| -17 | 8.0 | 2450044 | 1995-11-22 | 2449790 | 1995-03-13 | 254 | SVO |
| -16 | 7.7 | 2450358 | 1996-10-01 | 2450102 | 1996-01-19 | 256 | SVO |
| -15 | 8.5 | 2450691 | 1997-08-30 | 2450414 | 1996-11-26 | 277 | SVO |
| -14 | 8.4 | 2451017 | 1998-07-22 | 2450726 | 1997-10-04 | 291 | SVO |
| -13 | 8.5 | 2451338 | 1999-06-08 | 2451038 | 1998-08-12 | 300 | SVO |
| -12 | 8.4 | 2451661 | 2000-04-26 | 2451350 | 1999-06-20 | 311 | SVO |
| -11 | 8.0 | 2451970 | 2001-03-01 | 2451662 | 2000-04-27 | 308 | SVO |
| -10 | 7.7 | 2452265 | 2001-12-21 | 2451974 | 2001-03-05 | 291 | SVO |
| -9 | 8.4 | 2452604 | 2002-11-25 | 2452286 | 2002-01-11 | 318 | SVO |
| -8 | 7.9 | 2452916 | 2003-10-03 | 2452598 | 2002-11-19 | 318 | SVO |
| -7 | 8.3 | 2453234 | 2004-08-16 | 2452910 | 2003-09-27 | 324 | SVO |
| -6 | 7.7 | 2453544 | 2005-06-22 | 2453222 | 2004-08-04 | 322 | SVO |
| -5 | 7.6 | 2453844 | 2006-04-18 | 2453534 | 2005-06-12 | 310 | SVO |
| -4 | 8.7 | 2454165 | 2007-03-05 | 2453846 | 2006-04-20 | 319 | SVO |
| -3 | 7.4 | 2454473 | 2008-01-07 | 2454158 | 2007-02-26 | 315 | SVO |
| -2 | 8.5 | 2454786 | 2008-11-15 | 2454470 | 2008-01-04 | 316 | AAVSO |
| -1 | 7.7 | 2455098 | 2009-09-23 | 2454782 | 2008-11-11 | 316 | SVO |
| 0 | 8.8 | 2455415 | 2010-08-06 | 2455094 | 2009-09-19 | 321 | SVO |
| 1 | 8.0 | 2455724 | 2011-06-11 | 2455406 | 2010-07-28 | 318 | SVO |
| 2 | 8.8 | 2456046 | 2012-04-28 | 2455718 | 2011-06-05 | 328 | SVO |
| 3 | 8.2 | 2456357 | 2013-03-05 | 2456030 | 2012-04-12 | 327 | AAVSO |
| 4 | 8.0 | 2456676 | 2014-01-18 | 2456342 | 2013-02-18 | 334 | SVO |
| 5 | 2456996 | 2014-12-04 | 2456654 | 2013-12-27 | 342 | AAVSO | |
| 6 | 8.5 | 2457323 | 2015-10-27 | 2456966 | 2014-11-04 | 357 | AAVSO |
| 7 | 8.2 | 2457638 | 2016-09-06 | 2457278 | 2015-09-12 | 360 | SVO |
| 8 | 8.1 | 2457960 | 2017-07-25 | 2457590 | 2016-07-20 | 370 | SVO |
| 9 | 8.0 | 2458273 | 2018-06-03 | 2457902 | 2017-05-28 | 371 | SVO |
| 10 | 8.4 | 2458602 | 2019-04-28 | 2458214 | 2018-04-05 | 388 | SVO |
| 11 | 7.7 | 2458918 | 2020-03-09 | 2458526 | 2019-02-11 | 392 | SVO |
| 12 | 7.8 | 2459243 | 2021-01-28 | 2458838 | 2019-12-20 | 405 | SVO |
| 13 | 7.0 | 2459560 | 2021-12-11 | 2459150 | 2020-10-27 | 410 | SVO |
| 14 | 7.7 | 2459867 | 2022-10-14 | 2459462 | 2021-09-04 | 405 | 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. |