| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -131 | 2413180 | 1894-12-17 | 2413192 | 1894-12-29 | -12 | AnHar, 1952, vol 115 | |
| -129 | 2413760 | 1896-07-19 | 2413797 | 1896-08-25 | -37 | AnHar, 1952, vol 115 | |
| -128 | 2414080 | 1897-06-04 | 2414099 | 1897-06-23 | -19 | AnHar, 1952, vol 115 | |
| -127 | 2414375 | 1898-03-26 | 2414401 | 1898-04-21 | -26 | AnHar, 1952, vol 115 | |
| -125 | 2415000 | 1899-12-11 | 2415005 | 1899-12-16 | -5 | AnHar, 1952, vol 115 | |
| -122 | 2415915 | 1902-06-14 | 2415912 | 1902-06-11 | 3 | AnHar, 1952, vol 115 | |
| -121 | 2416225 | 1903-04-20 | 2416214 | 1903-04-09 | 11 | AnHar, 1952, vol 115 | |
| -120 | 2416530 | 1904-02-19 | 2416516 | 1904-02-05 | 14 | AnHar, 1952, vol 115 | |
| -119 | 2416830 | 1904-12-15 | 2416819 | 1904-12-04 | 11 | AnHar, 1952, vol 115 | |
| -116 | 2417730 | 1907-06-03 | 2417725 | 1907-05-29 | 5 | AnHar, 1952, vol 115 | |
| -115 | 2418040 | 1908-04-08 | 2418027 | 1908-03-26 | 13 | AnHar, 1952, vol 115 | |
| -114 | 2418340 | 1909-02-02 | 2418329 | 1909-01-22 | 11 | AnHar, 1952, vol 115 | |
| -113 | 2418650 | 1909-12-09 | 2418632 | 1909-11-21 | 18 | AnHar, 1952, vol 115 | |
| -110 | 2419560 | 1912-06-06 | 2419538 | 1912-05-15 | 22 | AnHar, 1952, vol 115 | |
| -109 | 2419870 | 1913-04-12 | 2419840 | 1913-03-13 | 30 | AnHar, 1952, vol 115 | |
| -104 | 2421375 | 1917-05-26 | 2421351 | 1917-05-02 | 24 | AnHar, 1952, vol 115 | |
| -103 | 2421675 | 1918-03-22 | 2421654 | 1918-03-01 | 21 | AnHar, 1952, vol 115 | |
| -98 | 2423190 | 1922-05-15 | 2423164 | 1922-04-19 | 26 | AnHar, 1952, vol 115 | |
| -97 | 2423485 | 1923-03-06 | 2423467 | 1923-02-16 | 18 | AnHar, 1952, vol 115 | |
| -96 | 2423785 | 1923-12-31 | 2423769 | 1923-12-15 | 16 | AnHar, 1952, vol 115 | |
| -93 | 2424670 | 1926-06-03 | 2424675 | 1926-06-08 | -5 | AnHar, 1952, vol 115 | |
| -91 | 2425295 | 1928-02-18 | 2425280 | 1928-02-03 | 15 | AnHar, 1952, vol 115 | |
| -90 | 2425590 | 1928-12-09 | 2425582 | 1928-12-01 | 8 | AnHar, 1952, vol 115 | |
| -87 | 2426485 | 1931-05-23 | 2426489 | 1931-05-27 | -4 | AnHar, 1952, vol 115 | |
| -86 | 2426800 | 1932-04-02 | 2426791 | 1932-03-24 | 9 | AnHar, 1952, vol 115 | |
| -85 | 2427100 | 1933-01-27 | 2427093 | 1933-01-20 | 7 | AnHar, 1952, vol 115 | |
| -82 | 2427990 | 1935-07-06 | 2428000 | 1935-07-16 | -10 | AnHar, 1952, vol 115 | |
| -81 | 2428300 | 1936-05-11 | 2428302 | 1936-05-13 | -2 | AnHar, 1952, vol 115 | |
| -80 | 2428625 | 1937-04-01 | 2428604 | 1937-03-11 | 21 | AnHar, 1952, vol 115 | |
| -79 | 2428905 | 1938-01-06 | 2428906 | 1938-01-07 | -1 | SVO | |
| -76 | 2429789 | 1940-06-08 | 2429813 | 1940-07-02 | -24 | SVO | |
| -75 | 2430100 | 1941-04-15 | 2430115 | 1941-04-30 | -15 | SVO | |
| -74 | 2430396 | 1942-02-05 | 2430417 | 1942-02-26 | -21 | SVO | |
| -73 | 2430699 | 1942-12-05 | 2430719 | 1942-12-25 | -20 | SVO | |
| -71 | 2431307 | 1944-08-04 | 2431324 | 1944-08-21 | -17 | SVO | |
| -70 | 2431607 | 1945-05-31 | 2431626 | 1945-06-19 | -19 | SVO | |
| -69 | 2431916 | 1946-04-05 | 2431928 | 1946-04-17 | -12 | SVO | |
| -68 | 2432213 | 1947-01-27 | 2432230 | 1947-02-13 | -17 | SVO | |
| -67 | 2432530 | 1947-12-10 | 2432532 | 1947-12-12 | -2 | SVO | |
| -64 | 2433417 | 1950-05-15 | 2433439 | 1950-06-06 | -22 | SVO | |
| -63 | 2433723 | 1951-03-17 | 2433741 | 1951-04-04 | -18 | SVO | |
| -39 | 2441010 | 1971-02-27 | 2440994 | 1971-02-11 | 16 | SVO | |
| -35 | 2442220 | 1974-06-21 | 2442202 | 1974-06-03 | 18 | SVO | |
| -34 | 2442530 | 1975-04-27 | 2442505 | 1975-04-02 | 25 | SVO | |
| -23 | 2445815 | 1984-04-24 | 2445829 | 1984-05-08 | -14 | SVO | |
| -22 | 2446140 | 1985-03-15 | 2446131 | 1985-03-06 | 9 | SVO | |
| -17 | 2447630 | 1989-04-13 | 2447642 | 1989-04-25 | -12 | SVO | |
| -16 | 8.7 | 2447931 | 1990-02-08 | 2447944 | 1990-02-21 | -13 | SVO |
| -15 | 2448230 | 1990-12-04 | 2448246 | 1990-12-20 | -16 | SVO | |
| -13 | 2448830 | 1992-07-26 | 2448850 | 1992-08-15 | -20 | SVO | |
| -12 | 8.6 | 2449139 | 1993-05-31 | 2449153 | 1993-06-14 | -14 | SVO |
| -11 | 8.6 | 2449440 | 1994-03-28 | 2449455 | 1994-04-12 | -15 | SVO |
| -10 | 8.7 | 2449743 | 1995-01-25 | 2449757 | 1995-02-08 | -14 | SVO |
| -9 | 8.6 | 2450040 | 1995-11-18 | 2450059 | 1995-12-07 | -19 | SVO |
| -7 | 2450640 | 1997-07-10 | 2450664 | 1997-08-03 | -24 | SVO | |
| -6 | 9.6 | 2450944 | 1998-05-10 | 2450966 | 1998-06-01 | -22 | SVO |
| -5 | 8.9 | 2451245 | 1999-03-07 | 2451268 | 1999-03-30 | -23 | SVO |
| -2 | 9.1 | 2452168 | 2001-09-15 | 2452175 | 2001-09-22 | -7 | SVO |
| -1 | 8.4 | 2452458 | 2002-07-02 | 2452477 | 2002-07-21 | -19 | SVO |
| 0 | 9.5 | 2452765 | 2003-05-05 | 2452779 | 2003-05-19 | -14 | SVO |
| 1 | 8.8 | 2453073 | 2004-03-08 | 2453081 | 2004-03-16 | -8 | SVO |
| 2 | 2453380 | 2005-01-09 | 2453383 | 2005-01-12 | -3 | SVO | |
| 3 | 2453680 | 2005-11-05 | 2453685 | 2005-11-10 | -5 | SVO | |
| 5 | 8.4 | 2454285 | 2007-07-03 | 2454290 | 2007-07-08 | -5 | SVO |
| 6 | 8.2 | 2454591 | 2008-05-04 | 2454592 | 2008-05-05 | -1 | SVO |
| 12 | 2456415 | 2013-05-02 | 2456405 | 2013-04-22 | 10 | SVO | |
| 13 | 10.1 | 2456725 | 2014-03-08 | 2456707 | 2014-02-18 | 18 | SVO |
| 14 | 9.3 | 2457025 | 2015-01-02 | 2457010 | 2014-12-18 | 15 | SVO |
| 15 | 8.8 | 2457326 | 2015-10-30 | 2457312 | 2015-10-16 | 14 | SVO |
| 16 | 8.3 | 2457629 | 2016-08-28 | 2457614 | 2016-08-13 | 15 | SVO |
| 17 | 9.0 | 2457923 | 2017-06-18 | 2457916 | 2017-06-11 | 7 | SVO |
| 18 | 8.7 | 2458237 | 2018-04-28 | 2458218 | 2018-04-09 | 19 | SVO |
| 19 | 9.0 | 2458542 | 2019-02-27 | 2458520 | 2019-02-05 | 22 | SVO |
| 20 | 7.9 | 2458841 | 2019-12-23 | 2458823 | 2019-12-05 | 18 | SVO |
| 21 | 8.9 | 2459145 | 2020-10-22 | 2459125 | 2020-10-02 | 20 | SVO |
| 22 | 8.8 | 2459457 | 2021-08-30 | 2459427 | 2021-07-31 | 30 | SVO |
| 23 | 8.7 | 2459744 | 2022-06-13 | 2459729 | 2022-05-29 | 15 | 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. |