| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -110 | 2410580 | 1887-11-04 | 2410728 | 1888-03-31 | -148 | TvOC, 1910, vol 5, p 40 | |
| -108 | 2411418 | 1890-02-19 | 2411575 | 1890-07-26 | -157 | TvOC, 1910, vol 5, p 40 | |
| -104 | 2413148 | 1894-11-15 | 2413270 | 1895-03-17 | -122 | AnHar, 1909, vol 55, p 95 | |
| -103 | 2413592 | 1896-02-02 | 2413693 | 1896-05-13 | -101 | AnHar, 1909, vol 55, p 95 | |
| -102 | 2414033 | 1897-04-18 | 2414117 | 1897-07-11 | -84 | AnHar, 1909, vol 55, p 95 | |
| -100 | 7.7 | 2414874 | 1899-08-07 | 2414964 | 1899-11-05 | -90 | SVO |
| -99 | 7.3 | 2415284 | 1900-09-21 | 2415388 | 1901-01-03 | -104 | SVO |
| -98 | 8.7 | 2415709 | 1901-11-20 | 2415811 | 1902-03-02 | -102 | SVO |
| -97 | 7.2 | 2416139 | 1903-01-24 | 2416235 | 1903-04-30 | -96 | SVO |
| -95 | 8.6 | 2416983 | 1905-05-17 | 2417082 | 1905-08-24 | -99 | SVO |
| -93 | 7.9 | 2417830 | 1907-09-11 | 2417929 | 1907-12-19 | -99 | SVO |
| -92 | 2418260 | 1908-11-14 | 2418353 | 1909-02-15 | -93 | SVO | |
| -91 | 2418685 | 1910-01-13 | 2418776 | 1910-04-14 | -91 | SVO | |
| -89 | 7.9 | 2419543 | 1912-05-20 | 2419624 | 1912-08-09 | -81 | SVO |
| -88 | 2419970 | 1913-07-21 | 2420047 | 1913-10-06 | -77 | SVO | |
| -87 | 2420390 | 1914-09-14 | 2420471 | 1914-12-04 | -81 | SVO | |
| -86 | 7.7 | 2420819 | 1915-11-17 | 2420894 | 1916-01-31 | -75 | SVO |
| -85 | 2421238 | 1917-01-09 | 2421318 | 1917-03-30 | -80 | SVO | |
| -84 | 8.1 | 2421660 | 1918-03-07 | 2421742 | 1918-05-28 | -82 | SVO |
| -83 | 8.1 | 2422092 | 1919-05-13 | 2422165 | 1919-07-25 | -73 | SVO |
| -81 | 9.0 | 2422943 | 1921-09-10 | 2423012 | 1921-11-18 | -69 | AAVSO |
| -80 | 8.2 | 2423345 | 1922-10-17 | 2423436 | 1923-01-16 | -91 | AAVSO |
| -79 | 7.8 | 2423776 | 1923-12-22 | 2423860 | 1924-03-15 | -84 | SVO |
| -78 | 7.4 | 2424201 | 1925-02-19 | 2424283 | 1925-05-12 | -82 | SVO |
| -77 | 8.6 | 2424622 | 1926-04-16 | 2424707 | 1926-07-10 | -85 | SVO |
| -76 | 8.0 | 2425047 | 1927-06-15 | 2425130 | 1927-09-06 | -83 | SVO |
| -75 | 8.0 | 2425475 | 1928-08-16 | 2425554 | 1928-11-03 | -79 | AAVSO |
| -74 | 8.2 | 2425920 | 1929-11-04 | 2425978 | 1930-01-01 | -58 | SVO |
| -73 | 7.5 | 2426339 | 1930-12-28 | 2426401 | 1931-02-28 | -62 | SVO |
| -72 | 7.9 | 2426782 | 1932-03-15 | 2426825 | 1932-04-27 | -43 | SVO |
| -71 | 8.4 | 2427212 | 1933-05-19 | 2427248 | 1933-06-24 | -36 | SVO |
| -70 | 7.9 | 2427642 | 1934-07-23 | 2427672 | 1934-08-22 | -30 | SVO |
| -69 | 8.2 | 2428068 | 1935-09-22 | 2428096 | 1935-10-20 | -28 | SVO |
| -68 | 7.9 | 2428481 | 1936-11-08 | 2428519 | 1936-12-16 | -38 | SVO |
| -67 | 8.0 | 2428903 | 1938-01-04 | 2428943 | 1938-02-13 | -40 | SVO |
| -66 | 8.0 | 2429331 | 1939-03-08 | 2429366 | 1939-04-12 | -35 | SVO |
| -65 | 7.7 | 2429757 | 1940-05-07 | 2429790 | 1940-06-09 | -33 | SVO |
| -64 | 8.5 | 2430186 | 1941-07-10 | 2430214 | 1941-08-07 | -28 | SVO |
| -63 | 8.3 | 2430599 | 1942-08-27 | 2430637 | 1942-10-04 | -38 | AAVSO |
| -62 | 8.6 | 2431051 | 1943-11-22 | 2431061 | 1943-12-02 | -10 | SVO |
| -61 | 7.8 | 2431478 | 1945-01-22 | 2431484 | 1945-01-28 | -6 | SVO |
| -60 | 8.2 | 2431902 | 1946-03-22 | 2431908 | 1946-03-28 | -6 | SVO |
| -59 | 8.0 | 2432329 | 1947-05-23 | 2432332 | 1947-05-26 | -3 | SVO |
| -58 | 8.9 | 2432771 | 1948-08-07 | 2432755 | 1948-07-22 | 16 | SVO |
| -57 | 7.6 | 2433197 | 1949-10-07 | 2433179 | 1949-09-19 | 18 | SVO |
| -56 | 8.9 | 2433628 | 1950-12-12 | 2433602 | 1950-11-16 | 26 | SVO |
| -55 | 7.8 | 2434050 | 1952-02-07 | 2434026 | 1952-01-14 | 24 | SVO |
| -54 | 8.0 | 2434474 | 1953-04-06 | 2434450 | 1953-03-13 | 24 | SVO |
| -53 | 7.2 | 2434913 | 1954-06-19 | 2434873 | 1954-05-10 | 40 | SVO |
| -52 | 8.9 | 2435346 | 1955-08-26 | 2435297 | 1955-07-08 | 49 | SVO |
| -51 | 7.9 | 2435784 | 1956-11-06 | 2435720 | 1956-09-03 | 64 | SVO |
| -50 | 8.8 | 2436207 | 1958-01-03 | 2436144 | 1957-11-01 | 63 | SVO |
| -49 | 7.7 | 2436632 | 1959-03-04 | 2436568 | 1958-12-30 | 64 | SVO |
| -48 | 8.0 | 2437044 | 1960-04-19 | 2436991 | 1960-02-26 | 53 | SVO |
| -47 | 8.3 | 2437478 | 1961-06-27 | 2437415 | 1961-04-25 | 63 | SVO |
| -46 | 7.4 | 2437893 | 1962-08-16 | 2437838 | 1962-06-22 | 55 | SVO |
| -45 | 7.8 | 2438317 | 1963-10-14 | 2438262 | 1963-08-20 | 55 | SVO |
| -44 | 8.6 | 2438743 | 1964-12-13 | 2438686 | 1964-10-17 | 57 | SVO |
| -43 | 8.1 | 2439166 | 1966-02-09 | 2439109 | 1965-12-14 | 57 | SVO |
| -42 | 8.5 | 2439595 | 1967-04-14 | 2439533 | 1967-02-11 | 62 | SVO |
| -41 | 7.8 | 2440020 | 1968-06-12 | 2439956 | 1968-04-09 | 64 | SVO |
| -40 | 7.9 | 2440449 | 1969-08-15 | 2440380 | 1969-06-07 | 69 | SVO |
| -39 | 8.7 | 2440870 | 1970-10-10 | 2440804 | 1970-08-05 | 66 | SVO |
| -38 | 8.4 | 2441296 | 1971-12-10 | 2441227 | 1971-10-02 | 69 | SVO |
| -37 | 7.5 | 2441694 | 1973-01-11 | 2441651 | 1972-11-29 | 43 | SVO |
| -36 | 7.6 | 2442120 | 1974-03-13 | 2442074 | 1974-01-26 | 46 | SVO |
| -35 | 8.4 | 2442546 | 1975-05-13 | 2442498 | 1975-03-26 | 48 | SVO |
| -34 | 8.4 | 2442968 | 1976-07-08 | 2442922 | 1976-05-23 | 46 | SVO |
| -33 | 8.8 | 2443398 | 1977-09-11 | 2443345 | 1977-07-20 | 53 | AAVSO |
| -32 | 8.7 | 2443795 | 1978-10-13 | 2443769 | 1978-09-17 | 26 | SVO |
| -31 | 8.2 | 2444211 | 1979-12-03 | 2444192 | 1979-11-14 | 19 | AAVSO |
| -30 | 7.3 | 2444618 | 1981-01-13 | 2444616 | 1981-01-11 | 2 | SVO |
| -29 | 7.7 | 2445044 | 1982-03-15 | 2445040 | 1982-03-11 | 4 | SVO |
| -28 | 7.6 | 2445466 | 1983-05-11 | 2445463 | 1983-05-08 | 3 | SVO |
| -27 | 8.3 | 2445900 | 1984-07-18 | 2445887 | 1984-07-05 | 13 | SVO |
| -26 | 8.3 | 2446331 | 1985-09-22 | 2446310 | 1985-09-01 | 21 | SVO |
| -25 | 7.3 | 2446739 | 1986-11-04 | 2446734 | 1986-10-30 | 5 | SVO |
| -24 | 7.5 | 2447165 | 1988-01-04 | 2447158 | 1987-12-28 | 7 | SVO |
| -23 | 2447588 | 1989-03-02 | 2447581 | 1989-02-23 | 7 | AAVSO | |
| -22 | 8.4 | 2447997 | 1990-04-15 | 2448005 | 1990-04-23 | -8 | SVO |
| -21 | 7.5 | 2448430 | 1991-06-22 | 2448428 | 1991-06-20 | 2 | SVO |
| -20 | 8.2 | 2448864 | 1992-08-29 | 2448852 | 1992-08-17 | 12 | SVO |
| -19 | 8.1 | 2449280 | 1993-10-19 | 2449276 | 1993-10-15 | 4 | SVO |
| -18 | 7.5 | 2449697 | 1994-12-10 | 2449699 | 1994-12-12 | -2 | SVO |
| -17 | 7.4 | 2450121 | 1996-02-07 | 2450123 | 1996-02-09 | -2 | SVO |
| -16 | 8.4 | 2450548 | 1997-04-09 | 2450546 | 1997-04-07 | 2 | SVO |
| -15 | 7.8 | 2450974 | 1998-06-09 | 2450970 | 1998-06-05 | 4 | SVO |
| -14 | 2451398 | 1999-08-07 | 2451394 | 1999-08-03 | 4 | AAVSO | |
| -13 | 2451824 | 2000-10-06 | 2451817 | 2000-09-29 | 7 | AAVSO | |
| -12 | 7.9 | 2452228 | 2001-11-14 | 2452241 | 2001-11-27 | -13 | SVO |
| -11 | 7.7 | 2452658 | 2003-01-18 | 2452664 | 2003-01-24 | -6 | SVO |
| -10 | 8.4 | 2453081 | 2004-03-16 | 2453088 | 2004-03-23 | -7 | SVO |
| -9 | 7.3 | 2453503 | 2005-05-12 | 2453512 | 2005-05-21 | -9 | SVO |
| -8 | 7.4 | 2453923 | 2006-07-06 | 2453935 | 2006-07-18 | -12 | SVO |
| -7 | 7.7 | 2454346 | 2007-09-02 | 2454359 | 2007-09-15 | -13 | SVO |
| -6 | 7.7 | 2454766 | 2008-10-26 | 2454782 | 2008-11-11 | -16 | SVO |
| -5 | 7.8 | 2455183 | 2009-12-17 | 2455206 | 2010-01-09 | -23 | AAVSO |
| -4 | 7.2 | 2455605 | 2011-02-12 | 2455630 | 2011-03-09 | -25 | SVO |
| -3 | 7.9 | 2456038 | 2012-04-20 | 2456053 | 2012-05-05 | -15 | SVO |
| -2 | 2456471 | 2013-06-27 | 2456477 | 2013-07-03 | -6 | AAVSO | |
| -1 | 7.9 | 2456887 | 2014-08-17 | 2456900 | 2014-08-30 | -13 | SVO |
| 0 | 7.4 | 2457326 | 2015-10-30 | 2457324 | 2015-10-28 | 2 | SVO |
| 1 | 8.7 | 2457761 | 2017-01-07 | 2457748 | 2016-12-25 | 13 | SVO |
| 2 | 8.2 | 2458206 | 2018-03-28 | 2458171 | 2018-02-21 | 35 | SVO |
| 3 | 7.6 | 2458617 | 2019-05-13 | 2458595 | 2019-04-21 | 22 | SVO |
| 4 | 7.5 | 2459050 | 2020-07-19 | 2459018 | 2020-06-17 | 32 | SVO |
| 5 | 7.6 | 2459467 | 2021-09-09 | 2459442 | 2021-08-15 | 25 | SVO |
| 6 | 7.3 | 2459890 | 2022-11-06 | 2459866 | 2022-10-13 | 24 | 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. |