| E | O (JD) | O (dat) | Period |
| -131 | 2412330 | 1892-08-19 | 159.73 |
| -129 | 2412650 | 1893-07-05 | 159.07 |
| -124 | 2413450 | 1895-09-13 | 159.28 |
| -123 | 2413615 | 1896-02-25 | 160.03 |
| -122 | 2413770 | 1896-07-29 | 159.95 |
| -118 | 2414400 | 1898-04-20 | 159.96 |
| -117 | 2414570 | 1898-10-07 | 159.62 |
| -110 | 2415690 | 1901-11-01 | 159.27 |
| -106 | 2416328 | 1903-08-01 | 159.34 |
| -94 | 2418250 | 1908-11-04 | 159.47 |
| -87 | 2419350 | 1911-11-09 | 159.29 |
| -83 | 2419980 | 1913-07-31 | 159.07 |
| -81 | 2420300 | 1914-06-16 | 158.76 |
| -79 | 2420630 | 1915-05-12 | 158.33 |
| -78 | 2420780 | 1915-10-09 | 158.42 |
| -76 | 2421100 | 1916-08-24 | 158.41 |
| -73 | 2421575 | 1917-12-12 | 157.85 |
| -63 | 2423150 | 1922-04-05 | 157.66 |
| -62 | 2423309 | 1922-09-11 | 157.78 |
| -61 | 2423466 | 1923-02-15 | 157.47 |
| -60 | 2423620 | 1923-07-19 | 157.39 |
| -59 | 2423781 | 1923-12-27 | 157.01 |
| -58 | 2423937 | 1924-05-31 | 157.2 |
| -57 | 2424092 | 1924-11-02 | 158.25 |
| -56 | 2424253 | 1925-04-12 | 157.65 |
| -55 | 2424404 | 1925-09-10 | 157.37 |
| -53 | 2424729 | 1926-08-01 | 157.55 |
| -52 | 2424889 | 1927-01-08 | 157.85 |
| -50 | 2425192 | 1927-11-07 | 158.3 |
| -48 | 2425516 | 1928-09-26 | 157.52 |
| -47 | 2425664 | 1929-02-21 | 156.56 |
| -46 | 2425838 | 1929-08-14 | 157.45 |
| -45 | 2425985 | 1930-01-08 | 158.16 |
| -44 | 2426141 | 1930-06-13 | 158.15 |
| -43 | 2426295 | 1930-11-14 | 157.9 |
| -41 | 2426620 | 1931-10-05 | 158.45 |
| -39 | 2426935 | 1932-08-15 | 159.31 |
| -37 | 2427250 | 1933-06-26 | 159.2 |
| -36 | 2427410 | 1933-12-03 | 158.79 |
| -35 | 2427582 | 1934-05-24 | 158.39 |
| -34 | 2427730 | 1934-10-19 | 159 |
| -33 | 2427890 | 1935-03-28 | 158.61 |
| -32 | 2428042 | 1935-08-27 | 157.05 |
| -30 | 2428364 | 1936-07-14 | 157.09 |
| -28 | 2428683 | 1937-05-29 | 157.7 |
| -27 | 2428832 | 1937-10-25 | 157.75 |
| -25 | 2429144 | 1938-09-02 | 158.21 |
| -23 | 2429467 | 1939-07-22 | 157.83 |
| -21 | 2429780 | 1940-05-30 | 157.5 |
| -20 | 2429938 | 1940-11-04 | 158 |
| -18 | 2430265 | 1941-09-27 | 157.72 |
| -16 | 2430570 | 1942-07-29 | 157.57 |
| -13 | 2431040 | 1943-11-11 | 158.13 |
| -11 | 2431360 | 1944-09-26 | 157.69 |
| -9 | 2431667 | 1945-07-30 | 157.53 |
| -7 | 2431992 | 1946-06-20 | 158 |
| -4 | 2432470 | 1947-10-11 | 158.25 |
| -2 | 2432779 | 1948-08-15 | 158.68 |
| 0 | 2433097 | 1949-06-29 | 158.51 |
| 5 | 2433885 | 1951-08-26 | 158.35 |
| 7 | 2434212 | 1952-07-18 | 158.41 |
| 30 | 2437860 | 1962-07-14 | 158.39 |
| 47 | 2440540 | 1969-11-14 | 158.41 |
| 49 | 2440865 | 1970-10-05 | 158.36 |
| 51 | 2441175 | 1971-08-11 | 158.19 |
| 53 | 2441490 | 1972-06-21 | 158.24 |
| 54 | 2441650 | 1972-11-28 | 157.84 |
| 56 | 2441966 | 1973-10-10 | 157.83 |
| 58 | 2442287 | 1974-08-27 | 158.15 |
| 60 | 2442601 | 1975-07-07 | 157.53 |
| 61 | 2442750 | 1975-12-03 | 157.5 |
| 62 | 2442920 | 1976-05-21 | 156.71 |
| 63 | 2443066 | 1976-10-14 | 155.37 |
| 65 | 2443382 | 1977-08-26 | 155.89 |
| 67 | 2443699 | 1978-07-09 | 156.42 |
| 68 | 2443845 | 1978-12-02 | 156.38 |
| 69 | 2443995 | 1979-05-01 | 156.76 |
| 70 | 2444162 | 1979-10-15 | 156.84 |
| 72 | 2444480 | 1980-08-28 | 157.23 |
| 74 | 2444790 | 1981-07-04 | 157.94 |
| 75 | 2444950 | 1981-12-11 | 158.16 |
| 76 | 2445111 | 1982-05-21 | 157.47 |
| 77 | 2445263 | 1982-10-20 | 157.6 |
| 78 | 2445420 | 1983-03-26 | 158.06 |
| 79 | 2445584 | 1983-09-06 | 157.87 |
| 80 | 2445735 | 1984-02-04 | 157.87 |
| 81 | 2445899 | 1984-07-17 | 158.94 |
| 83 | 2446212 | 1985-05-26 | 159.19 |
| 84 | 2446375 | 1985-11-05 | 159.18 |
| 85 | 2446525 | 1986-04-04 | 160.13 |
| 86 | 2446701 | 1986-09-27 | 160 |
| 87 | 2446850 | 1987-02-23 | 159.21 |
| 88 | 2447016 | 1987-08-08 | 158.93 |
| 89 | 2447180 | 1988-01-19 | 158.65 |
| 90 | 2447331 | 1988-06-18 | 159.64 |
| 91 | 2447485 | 1988-11-19 | 160.08 |
| 92 | 2447640 | 1989-04-23 | 157.72 |
| 93 | 2447807 | 1989-10-07 | 156.5 |
| 94 | 2447979 | 1990-03-28 | 157.21 |
| 95 | 2448128 | 1990-08-24 | 158.14 |
| 96 | 2448276 | 1991-01-19 | 158.21 |
| 97 | 2448426 | 1991-06-18 | 156.64 |
| 98 | 2448591 | 1991-11-30 | 156.07 |
| 99 | 2448748 | 1992-05-05 | 157.28 |
| 100 | 2448914 | 1992-10-18 | 157.93 |
| 101 | 2449065 | 1993-03-18 | 158.14 |
| 102 | 2449227 | 1993-08-27 | 157.5 |
| 103 | 2449379 | 1994-01-26 | 156.64 |
| 104 | 2449534 | 1994-06-30 | 156.71 |
| 105 | 2449697 | 1994-12-10 | 156.28 |
| 106 | 2449847 | 1995-05-09 | 155.93 |
| 107 | 2450008 | 1995-10-17 | 156.57 |
| 108 | 2450165 | 1996-03-22 | 156.43 |
| 109 | 2450315 | 1996-08-19 | 156.65 |
| 110 | 2450474 | 1997-01-25 | 157 |
| 111 | 2450631 | 1997-07-01 | 157.65 |
| 112 | 2450790 | 1997-12-07 | 159.22 |
| 113 | 2450947 | 1998-05-13 | 159.36 |
| 114 | 2451106 | 1998-10-19 | 158.57 |
| 115 | 2451274 | 1999-04-05 | 158.28 |
| 116 | 2451435 | 1999-09-13 | 158.64 |
| 117 | 2451585 | 2000-02-10 | 158.71 |
| 118 | 2451740 | 2000-07-14 | 157.64 |
| 119 | 2451897 | 2000-12-18 | 157.14 |
| 120 | 2452061 | 2001-05-31 | 157.57 |
| 121 | 2452214 | 2001-10-31 | 158.01 |
| 122 | 2452373 | 2002-04-08 | 158.65 |
| 123 | 2452536 | 2002-09-18 | 159.36 |
| 124 | 2452690 | 2003-02-19 | 160.07 |
| 125 | 2452847 | 2003-07-26 | 160 |
| 126 | 2453011 | 2004-01-06 | 159.21 |
| 127 | 2453178 | 2004-06-21 | 159.36 |
| 128 | 2453338 | 2004-11-28 | 160.57 |
| 129 | 2453489 | 2005-04-28 | 160.21 |
| 130 | 2453649 | 2005-10-05 | 158.28 |
| 131 | 2453808 | 2006-03-13 | 157.86 |
| 132 | 2453977 | 2006-08-29 | 158.86 |
| 133 | 2454124 | 2007-01-23 | 159.57 |
| 134 | 2454281 | 2007-06-29 | 158.86 |
| 135 | 2454445 | 2007-12-10 | 157.43 |
| 136 | 2454606 | 2008-05-19 | 157.71 |
| 137 | 2454766 | 2008-10-26 | 158.57 |
| 138 | 2454915 | 2009-03-24 | 157.72 |
| 139 | 2455074 | 2009-08-30 | 156.29 |
| 140 | 2455235 | 2010-02-07 | 156 |
| 141 | 2455390 | 2010-07-12 | 156.93 |
| 142 | 2455544 | 2010-12-13 | 157.43 |
| 143 | 2455695 | 2011-05-13 | 157.21 |
| 144 | 2455861 | 2011-10-26 | 156.86 |
| 145 | 2456017 | 2012-03-30 | 156.93 |
| 146 | 2456176 | 2012-09-05 | 158 |
| 147 | 2456334 | 2013-02-10 | 158.07 |
| 148 | 2456487 | 2013-07-13 | 158.21 |
| 149 | 2456644 | 2013-12-17 | 158.64 |
| 150 | 2456807 | 2014-05-29 | 157.57 |
| 151 | 2456962 | 2014-10-31 | 157.21 |
| 152 | 2457131 | 2015-04-18 | 157.28 |
| 153 | 2457283 | 2015-09-17 | 157.21 |
| 154 | 2457433 | 2016-02-14 | 157.36 |
| 155 | 2457589 | 2016-07-19 | 156.57 |
| 156 | 2457744 | 2016-12-21 | 155.43 |
| 157 | 2457908 | 2017-06-03 | 155.71 |
| 158 | 2458064 | 2017-11-06 | 156.65 |
| 159 | 2458221 | 2018-04-12 | 157.15 |
| 160 | 2458369 | 2018-09-07 | 156.93 |
| 161 | 2458527 | 2019-02-12 | 156.29 |
| 162 | 2458688 | 2019-07-23 | 155.79 |
| 163 | 2458845 | 2019-12-27 | 156.07 |
| 164 | 2459004 | 2020-06-03 | 156.78 |
| 165 | 2459156 | 2020-11-02 | 157.07 |
| 166 | 2459310 | 2021-04-05 | 156.81 |
| 167 | 2459465 | 2021-09-07 | 155.58 |
| 168 | 2459626 | 2022-02-15 | 155.74 |
| 169 | 2459788 | 2022-07-27 | 156.48 |
| 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. |