| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
| -6 | 2438293 | 1963-09-20 | 2438287 | 1963-09-14 | 6 | MmSAI, 1972, vol 43, p 319 | |
| -5 | 12.8 | 2438705 | 1964-11-05 | 2438708 | 1964-11-08 | -3 | SVO |
| -4 | 12.9 | 2439119 | 1965-12-24 | 2439128 | 1966-01-02 | -9 | SVO |
| -2 | 2439972 | 1968-04-25 | 2439969 | 1968-04-22 | 3 | JRASC, 1969, vol 63, p 173 | |
| -1 | 13.2 | 2440384 | 1969-06-11 | 2440389 | 1969-06-16 | -5 | SVO |
| 0 | 11.6 | 2440803 | 1970-08-04 | 2440809 | 1970-08-10 | -6 | SVO |
| 2 | 13.0 | 2441643 | 1972-11-21 | 2441650 | 1972-11-28 | -7 | SVO |
| 3 | 12.5 | 2442082 | 1974-02-03 | 2442070 | 1974-01-22 | 12 | SVO |
| 4 | 2442490 | 1975-03-18 | 2442491 | 1975-03-19 | -1 | SVO | |
| 5 | 2442900 | 1976-05-01 | 2442911 | 1976-05-12 | -11 | SVO | |
| 12 | 2445820 | 1984-04-29 | 2445853 | 1984-06-01 | -33 | SVO | |
| 19 | 12.8 | 2448804 | 1992-06-30 | 2448796 | 1992-06-22 | 8 | SVO |
| 22 | 12.5 | 2450062 | 1995-12-10 | 2450057 | 1995-12-05 | 5 | SVO |
| 23 | 14.2 | 2450480 | 1997-01-31 | 2450477 | 1997-01-28 | 3 | SVO |
| 24 | 13.7 | 2450922 | 1998-04-18 | 2450898 | 1998-03-25 | 24 | SVO |
| 25 | 13.8 | 2451333 | 1999-06-03 | 2451318 | 1999-05-19 | 15 | SVO |
| 26 | 14.5 | 2451762 | 2000-08-05 | 2451738 | 2000-07-12 | 24 | SVO |
| 27 | 13.5 | 2452173 | 2001-09-20 | 2452159 | 2001-09-06 | 14 | SVO |
| 28 | 13.8 | 2452589 | 2002-11-10 | 2452579 | 2002-10-31 | 10 | SVO |
| 29 | 13.8 | 2452999 | 2003-12-25 | 2452999 | 2003-12-25 | 0 | SVO |
| 30 | 13.7 | 2453419 | 2005-02-17 | 2453420 | 2005-02-18 | -1 | SVO |
| 31 | 2453830 | 2006-04-04 | 2453840 | 2006-04-14 | -10 | SVO | |
| 32 | 14.2 | 2454254 | 2007-06-02 | 2454260 | 2007-06-08 | -6 | SVO |
| 33 | 14.4 | 2454686 | 2008-08-07 | 2454681 | 2008-08-02 | 5 | SVO |
| 34 | 14.0 | 2455100 | 2009-09-25 | 2455101 | 2009-09-26 | -1 | SVO |
| 35 | 13.7 | 2455529 | 2010-11-28 | 2455521 | 2010-11-20 | 8 | SVO |
| 36 | 14.0 | 2455947 | 2012-01-20 | 2455942 | 2012-01-15 | 5 | SVO |
| 37 | 14.5 | 2456369 | 2013-03-17 | 2456362 | 2013-03-10 | 7 | SVO |
| 38 | 13.6 | 2456782 | 2014-05-04 | 2456782 | 2014-05-04 | 0 | SVO |
| 39 | 13.7 | 2457211 | 2015-07-07 | 2457203 | 2015-06-29 | 8 | SVO |
| 40 | 14.3 | 2457624 | 2016-08-23 | 2457623 | 2016-08-22 | 1 | SVO |
| 41 | 13.6 | 2458040 | 2017-10-13 | 2458043 | 2017-10-16 | -3 | SVO |
| 42 | 2458452 | 2018-11-29 | 2458464 | 2018-12-11 | -12 | SVO | |
| 44 | 13.9 | 2459284 | 2021-03-10 | 2459304 | 2021-03-30 | -20 | SVO |
| 45 | 13.8 | 2459694 | 2022-04-24 | 2459725 | 2022-05-25 | -31 | 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. |