| E | O (JD) | O (dat) | Period |
| -115 | 2411950 | 1891-08-05 | 227.17 |
| -112 | 2412640 | 1893-06-25 | 227 |
| -102 | 2414910 | 1899-09-12 | 226.77 |
| -101 | 2415130 | 1900-04-20 | 227.13 |
| -96 | 2416270 | 1903-06-04 | 226.98 |
| -94 | 2416720 | 1904-08-27 | 226.74 |
| -91 | 2417400 | 1906-07-08 | 226.36 |
| -89 | 2417860 | 1907-10-11 | 225.65 |
| -85 | 2418760 | 1910-03-29 | 225.48 |
| -83 | 2419220 | 1911-07-02 | 226.15 |
| -76 | 2420780 | 1915-10-09 | 226.09 |
| -75 | 2421000 | 1916-05-16 | 226 |
| -73 | 2421460 | 1917-08-19 | 225.97 |
| -60 | 2424420 | 1925-09-26 | 226.11 |
| -56 | 2425310 | 1928-03-04 | 226.8 |
| -55 | 2425548 | 1928-10-28 | 226.35 |
| -54 | 2425764 | 1929-06-01 | 225.5 |
| -52 | 2426220 | 1930-08-31 | 224.62 |
| -49 | 2426900 | 1932-07-11 | 224 |
| -47 | 2427330 | 1933-09-14 | 224.22 |
| -46 | 2427570 | 1934-05-12 | 223.6 |
| -44 | 2428000 | 1935-07-16 | 223.14 |
| -43 | 2428234 | 1936-03-06 | 224.03 |
| -39 | 2429132 | 1938-08-21 | 224.04 |
| -37 | 2429560 | 1939-10-23 | 224.08 |
| -29 | 2431370 | 1944-10-06 | 224.18 |
| 10 | 2440110 | 1968-09-10 | 223.93 |
| 11 | 2440330 | 1969-04-18 | 223.93 |
| 13 | 2440785 | 1970-07-17 | 223.96 |
| 15 | 2441230 | 1971-10-05 | 223.53 |
| 16 | 2441440 | 1972-05-02 | 222.05 |
| 17 | 2441660 | 1972-12-08 | 221.84 |
| 18 | 2441890 | 1973-07-26 | 221.41 |
| 20 | 2442331 | 1974-10-10 | 222 |
| 21 | 2442550 | 1975-05-17 | 223.2 |
| 22 | 2442780 | 1976-01-02 | 222.87 |
| 23 | 2442999 | 1976-08-08 | 223.19 |
| 25 | 2443445 | 1977-10-28 | 224.35 |
| 28 | 2444119 | 1979-09-02 | 223.65 |
| 31 | 2444780 | 1981-06-24 | 223.12 |
| 33 | 2445244 | 1982-10-01 | 223.42 |
| 34 | 2445470 | 1983-05-15 | 223.62 |
| 35 | 2445675 | 1983-12-06 | 224.2 |
| 36 | 2445905 | 1984-07-23 | 224.43 |
| 38 | 2446348 | 1985-10-09 | 224.39 |
| 41 | 2447030 | 1987-08-22 | 225.46 |
| 43 | 2447474 | 1988-11-08 | 226.17 |
| 44 | 2447712 | 1989-07-04 | 226.26 |
| 46 | 2448163 | 1990-09-28 | 226.8 |
| 47 | 2448393 | 1991-05-16 | 227.35 |
| 48 | 2448615 | 1991-12-24 | 227.31 |
| 49 | 2448842 | 1992-08-07 | 226.4 |
| 50 | 2449072 | 1993-03-25 | 225.64 |
| 51 | 2449297 | 1993-11-05 | 225.14 |
| 52 | 2449526 | 1994-06-22 | 224.5 |
| 53 | 2449745 | 1995-01-27 | 223.71 |
| 54 | 2449970 | 1995-09-09 | 223.8 |
| 55 | 2450190 | 1996-04-16 | 223.75 |
| 56 | 2450410 | 1996-11-22 | 223.75 |
| 57 | 2450636 | 1997-07-06 | 224.19 |
| 59 | 2451090 | 1998-10-03 | 223.47 |
| 60 | 2451313 | 1999-05-14 | 222.44 |
| 61 | 2451538 | 1999-12-25 | 222 |
| 62 | 2451764 | 2000-08-07 | 221.82 |
| 64 | 2452195 | 2001-10-12 | 222.12 |
| 65 | 2452409 | 2002-05-14 | 221.62 |
| 66 | 2452633 | 2002-12-24 | 220.88 |
| 67 | 2452864 | 2003-08-12 | 222.31 |
| 68 | 2453093 | 2004-03-28 | 223.44 |
| 69 | 2453304 | 2004-10-25 | 223.56 |
| 70 | 2453532 | 2005-06-10 | 223.19 |
| 72 | 2453984 | 2006-09-05 | 221.81 |
| 73 | 2454195 | 2007-04-04 | 221.63 |
| 74 | 2454424 | 2007-11-19 | 222.31 |
| 75 | 2454644 | 2008-06-26 | 222 |
| 76 | 2454862 | 2009-01-30 | 222.43 |
| 77 | 2455081 | 2009-09-06 | 223.07 |
| 78 | 2455312 | 2010-04-25 | 222.79 |
| 79 | 2455534 | 2010-12-03 | 223.43 |
| 80 | 2455759 | 2011-07-16 | 224.07 |
| 81 | 2455983 | 2012-02-25 | 223.21 |
| 82 | 2456204 | 2012-10-03 | 222.57 |
| 83 | 2456430 | 2013-05-17 | 222.71 |
| 84 | 2456650 | 2013-12-23 | 222.64 |
| 85 | 2456868 | 2014-07-29 | 222.71 |
| 86 | 2457094 | 2015-03-12 | 222.5 |
| 87 | 2457317 | 2015-10-21 | 221.86 |
| 88 | 2457542 | 2016-06-02 | 222.21 |
| 89 | 2457763 | 2017-01-09 | 222.64 |
| 90 | 2457986 | 2017-08-20 | 222.36 |
| 91 | 2458200 | 2018-03-22 | 222.57 |
| 92 | 2458429 | 2018-11-06 | 222.64 |
| 93 | 2458650 | 2019-06-15 | 222 |
| 94 | 2458874 | 2020-01-25 | 222 |
| 95 | 2459101 | 2020-09-08 | 222.44 |
| 96 | 2459321 | 2021-04-16 | 222.43 |
| 97 | 2459536 | 2021-11-17 | 222.33 |
| 98 | 2459758 | 2022-06-27 | 222 |
| E | Cycle number from the GCVS4 epoch. |
| O (JD) | Julian date at observed time for maximum. |
| O (Dat) | Same as above, expressed as date. |
| Period | Calculated mean period at cycle number E. |