| E | O (JD) | O (dat) | Period |
| -135 | 2415430 | 1901-02-14 | 207.95 |
| -133 | 2415840 | 1902-03-31 | 208.52 |
| -131 | 2416260 | 1903-05-25 | 209.12 |
| -128 | 2416887 | 1905-02-10 | 208.32 |
| -126 | 2417300 | 1906-03-30 | 207.65 |
| -125 | 2417515 | 1906-10-31 | 207.57 |
| -124 | 2417723 | 1907-05-27 | 207.5 |
| -123 | 2417926 | 1907-12-16 | 205.74 |
| -122 | 2418120 | 1908-06-27 | 204.81 |
| -121 | 2418339 | 1909-02-01 | 204.93 |
| -120 | 2418543 | 1909-08-24 | 204.53 |
| -119 | 2418730 | 1910-02-27 | 204.74 |
| -117 | 2419157 | 1911-04-30 | 204.81 |
| -116 | 2419360 | 1911-11-19 | 204.92 |
| -114 | 2419766 | 1912-12-29 | 206.18 |
| -112 | 2420170 | 1914-02-06 | 206.35 |
| -110 | 2420590 | 1915-04-02 | 205.79 |
| -107 | 2421210 | 1916-12-12 | 207.03 |
| -105 | 2421630 | 1918-02-05 | 208.67 |
| -103 | 2422035 | 1919-03-17 | 209.4 |
| -101 | 2422450 | 1920-05-05 | 209.77 |
| -100 | 2422680 | 1920-12-21 | 209.47 |
| -99 | 2422890 | 1921-07-19 | 210.12 |
| -98 | 2423105 | 1922-02-19 | 210.88 |
| -97 | 2423310 | 1922-09-12 | 209.82 |
| -96 | 2423510 | 1923-03-31 | 208.75 |
| -95 | 2423727 | 1923-11-03 | 207.5 |
| -93 | 2424132 | 1924-12-12 | 207.19 |
| -92 | 2424355 | 1925-07-23 | 207.78 |
| -91 | 2424555 | 1926-02-08 | 206.81 |
| -90 | 2424760 | 1926-09-01 | 206.59 |
| -89 | 2424970 | 1927-03-30 | 206.39 |
| -86 | 2425590 | 1928-12-09 | 206.16 |
| -84 | 2425990 | 1930-01-13 | 206.9 |
| -82 | 2426414 | 1931-03-13 | 206.93 |
| -80 | 2426820 | 1932-04-22 | 207 |
| -77 | 2427450 | 1934-01-12 | 207.41 |
| -75 | 2427865 | 1935-03-03 | 207.84 |
| -73 | 2428280 | 1936-04-21 | 208.17 |
| -72 | 2428490 | 1936-11-17 | 208.69 |
| -71 | 2428690 | 1937-06-05 | 209.81 |
| -70 | 2428910 | 1938-01-11 | 209.42 |
| -68 | 2429320 | 1939-02-25 | 209.33 |
| -66 | 2429750 | 1940-04-30 | 210.72 |
| -65 | 2429971 | 1940-12-07 | 209.72 |
| -64 | 2430153 | 1941-06-07 | 209.12 |
| -63 | 2430385 | 1942-01-25 | 208.54 |
| -62 | 2430588 | 1942-08-16 | 205.93 |
| -61 | 2430787 | 1943-03-03 | 206.93 |
| -60 | 2430998 | 1943-09-30 | 208.14 |
| -59 | 2431200 | 1944-04-19 | 206.35 |
| -58 | 2431404 | 1944-11-09 | 206.93 |
| -57 | 2431617 | 1945-06-10 | 208.15 |
| -56 | 2431835 | 1946-01-14 | 208.85 |
| -55 | 2432027 | 1946-07-25 | 209.14 |
| -54 | 2432245 | 1947-02-28 | 207.93 |
| -53 | 2432454 | 1947-09-25 | 208 |
| -52 | 2432668 | 1948-04-26 | 208.88 |
| -51 | 2432864 | 1948-11-08 | 209.06 |
| -49 | 2433276 | 1949-12-25 | 208.43 |
| -48 | 2433504 | 1950-08-10 | 207.88 |
| -47 | 2433700 | 1951-02-22 | 208.38 |
| -46 | 2433917 | 1951-09-27 | 210.6 |
| -45 | 2434117 | 1952-04-14 | 208.26 |
| -44 | 2434331 | 1952-11-14 | 206.87 |
| -43 | 2434535 | 1953-06-06 | 207.74 |
| -42 | 2434764 | 1954-01-21 | 208.58 |
| -36 | 2435973 | 1957-05-14 | 208.95 |
| -35 | 2436196 | 1957-12-23 | 209.15 |
| -31 | 2437030 | 1960-04-05 | 209.12 |
| -15 | 2440390 | 1969-06-17 | 209.41 |
| -14 | 2440595 | 1970-01-08 | 209.89 |
| -13 | 2440820 | 1970-08-21 | 209.63 |
| -12 | 2441026 | 1971-03-15 | 209.49 |
| -10 | 2441438 | 1972-04-30 | 208.83 |
| -8 | 2441855 | 1973-06-21 | 208.22 |
| -7 | 2442062 | 1974-01-14 | 208.33 |
| -6 | 2442271 | 1974-08-11 | 208.94 |
| -5 | 2442473 | 1975-03-01 | 209.53 |
| -4 | 2442690 | 1975-10-04 | 209.35 |
| -3 | 2442906 | 1976-05-07 | 209.65 |
| -2 | 2443110 | 1976-11-27 | 210.43 |
| -1 | 2443326 | 1977-07-01 | 209.71 |
| 0 | 2443522 | 1978-01-13 | 208.64 |
| 1 | 2443746 | 1978-08-25 | 208.57 |
| 2 | 2443944 | 1979-03-11 | 209 |
| 3 | 2444155 | 1979-10-08 | 209.72 |
| 4 | 2444362 | 1980-05-02 | 209.14 |
| 5 | 2444574 | 1980-11-30 | 209.07 |
| 6 | 2444788 | 1981-07-02 | 209.35 |
| 7 | 2444996 | 1982-01-26 | 209.36 |
| 8 | 2445200 | 1982-08-18 | 209.22 |
| 9 | 2445417 | 1983-03-23 | 208.07 |
| 10 | 2445613 | 1983-10-05 | 208.43 |
| 11 | 2445835 | 1984-05-14 | 208.14 |
| 12 | 2446030 | 1984-11-25 | 207.79 |
| 13 | 2446245 | 1985-06-28 | 208.22 |
| 14 | 2446457 | 1986-01-26 | 208.07 |
| 15 | 2446653 | 1986-08-10 | 208.35 |
| 16 | 2446873 | 1987-03-18 | 208.85 |
| 17 | 2447072 | 1987-10-03 | 208.43 |
| 18 | 2447289 | 1988-05-07 | 208.58 |
| 19 | 2447493 | 1988-11-27 | 208.93 |
| 20 | 2447706 | 1989-06-28 | 208.35 |
| 21 | 2447914 | 1990-01-22 | 208.35 |
| 22 | 2448116 | 1990-08-12 | 208.79 |
| 23 | 2448335 | 1991-03-19 | 209.36 |
| 24 | 2448527 | 1991-09-27 | 209.14 |
| 25 | 2448751 | 1992-05-08 | 210.35 |
| 26 | 2448954 | 1992-11-27 | 210.85 |
| 27 | 2449176 | 1993-07-07 | 210.29 |
| 28 | 2449372 | 1994-01-19 | 210.22 |
| 29 | 2449603 | 1994-09-07 | 209.71 |
| 30 | 2449800 | 1995-03-23 | 209.5 |
| 31 | 2450006 | 1995-10-15 | 209.5 |
| 32 | 2450215 | 1996-05-11 | 209.15 |
| 33 | 2450426 | 1996-12-08 | 208.93 |
| 34 | 2450637 | 1997-07-07 | 210.21 |
| 35 | 2450844 | 1998-01-30 | 209.57 |
| 36 | 2451059 | 1998-09-02 | 209.5 |
| 37 | 2451269 | 1999-03-31 | 210.79 |
| 38 | 2451480 | 1999-10-28 | 210.08 |
| 39 | 2451675 | 2000-05-10 | 209.14 |
| 40 | 2451899 | 2000-12-20 | 209.71 |
| 41 | 2452115 | 2001-07-24 | 209.64 |
| 42 | 2452307 | 2002-02-01 | 210.36 |
| 43 | 2452524 | 2002-09-06 | 209.43 |
| 44 | 2452740 | 2003-04-10 | 207.07 |
| 45 | 2452944 | 2003-10-31 | 208.35 |
| 46 | 2453156 | 2004-05-30 | 209.28 |
| 47 | 2453350 | 2004-12-10 | 208.08 |
| 48 | 2453563 | 2005-07-11 | 207.22 |
| 49 | 2453776 | 2006-02-09 | 206.93 |
| 50 | 2453985 | 2006-09-06 | 208.57 |
| 51 | 2454192 | 2007-04-01 | 208.57 |
| 52 | 2454393 | 2007-10-19 | 207.22 |
| 53 | 2454604 | 2008-05-17 | 206.72 |
| 54 | 2454822 | 2008-12-21 | 205.93 |
| 55 | 2455011 | 2009-06-28 | 207 |
| 56 | 2455229 | 2010-02-01 | 207.35 |
| 57 | 2455426 | 2010-08-17 | 206.5 |
| 58 | 2455634 | 2011-03-13 | 207.15 |
| 59 | 2455849 | 2011-10-14 | 207.64 |
| 60 | 2456051 | 2012-05-03 | 207.57 |
| 61 | 2456266 | 2012-12-04 | 207.85 |
| 62 | 2456467 | 2013-06-23 | 208.15 |
| 63 | 2456680 | 2014-01-22 | 208.22 |
| 64 | 2456881 | 2014-08-11 | 207.43 |
| 65 | 2457089 | 2015-03-07 | 207.78 |
| 66 | 2457308 | 2015-10-12 | 207.71 |
| 67 | 2457507 | 2016-04-28 | 206.72 |
| 68 | 2457714 | 2016-11-21 | 207.15 |
| 69 | 2457928 | 2017-06-23 | 207.07 |
| 70 | 2458127 | 2018-01-08 | 207.64 |
| 71 | 2458328 | 2018-07-28 | 208.43 |
| 72 | 2458542 | 2019-02-27 | 208.36 |
| 73 | 2458754 | 2019-09-27 | 210.15 |
| 74 | 2458968 | 2020-04-28 | 211.5 |
| 75 | 2459171 | 2020-11-17 | 211.41 |
| 76 | 2459388 | 2021-06-22 | 211.6 |
| 77 | 2459609 | 2022-01-29 | 210.92 |
| 78 | 2459807 | 2022-08-15 | 210.32 |
| 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. |