| E | O (JD) | O (dat) | Period |
| -188 | 2411100 | 1889-04-07 | 161.94 |
| -181 | 2412224 | 1892-05-05 | 162.15 |
| -179 | 2412565 | 1893-04-11 | 162.44 |
| -175 | 2413201 | 1895-01-07 | 162.83 |
| -174 | 2413361 | 1895-06-16 | 163.19 |
| -173 | 2413533 | 1895-12-05 | 163.52 |
| -172 | 2413697 | 1896-05-17 | 164.7 |
| -170 | 2414027 | 1897-04-12 | 164.99 |
| -168 | 2414360 | 1898-03-11 | 166.24 |
| -167 | 2414529 | 1898-08-27 | 166.87 |
| -166 | 2414698 | 1899-02-12 | 166.87 |
| -165 | 2414862 | 1899-07-26 | 167.01 |
| -164 | 2415024 | 1900-01-04 | 166.62 |
| -163 | 2415194 | 1900-06-23 | 165.91 |
| -162 | 2415375 | 1900-12-21 | 165.06 |
| -161 | 2415532 | 1901-05-27 | 164.79 |
| -159 | 2415863 | 1902-04-23 | 164.41 |
| -157 | 2416187 | 1903-03-13 | 163.83 |
| -154 | 2416681 | 1904-07-19 | 163.38 |
| -153 | 2416835 | 1904-12-20 | 163.2 |
| -152 | 2417008 | 1905-06-11 | 163.44 |
| -150 | 2417330 | 1906-04-29 | 163.08 |
| -148 | 2417650 | 1907-03-15 | 162.95 |
| -147 | 2417819 | 1907-08-31 | 162.8 |
| -146 | 2417990 | 1908-02-18 | 162.86 |
| -145 | 2418152 | 1908-07-29 | 162.86 |
| -144 | 2418300 | 1908-12-24 | 163.25 |
| -143 | 2418466 | 1909-06-08 | 163.59 |
| -141 | 2418795 | 1910-05-03 | 163.46 |
| -139 | 2419120 | 1911-03-24 | 163.47 |
| -138 | 2419291 | 1911-09-11 | 163.67 |
| -137 | 2419455 | 1912-02-22 | 163.87 |
| -136 | 2419622 | 1912-08-07 | 163.85 |
| -134 | 2419944 | 1913-06-25 | 163.74 |
| -132 | 2420270 | 1914-05-17 | 163.36 |
| -130 | 2420595 | 1915-04-07 | 162.92 |
| -129 | 2420758 | 1915-09-17 | 162.9 |
| -128 | 2420930 | 1916-03-07 | 163.42 |
| -127 | 2421090 | 1916-08-14 | 163.69 |
| -125 | 2421408 | 1917-06-28 | 163.85 |
| -124 | 2421570 | 1917-12-07 | 164.3 |
| -123 | 2421739 | 1918-05-25 | 164.58 |
| -122 | 2421920 | 1918-11-22 | 164.48 |
| -121 | 2422070 | 1919-04-21 | 165.09 |
| -120 | 2422235 | 1919-10-03 | 165.56 |
| -119 | 2422408 | 1920-03-24 | 164.91 |
| -118 | 2422572 | 1920-09-04 | 164.35 |
| -117 | 2422729 | 1921-02-08 | 164.07 |
| -116 | 2422900 | 1921-07-29 | 164.28 |
| -115 | 2423064 | 1922-01-09 | 164.28 |
| -114 | 2423219 | 1922-06-13 | 164.22 |
| -113 | 2423389 | 1922-11-30 | 164.26 |
| -112 | 2423556 | 1923-05-16 | 164.75 |
| -111 | 2423713 | 1923-10-20 | 164.75 |
| -110 | 2423887 | 1924-04-11 | 164.79 |
| -109 | 2424051 | 1924-09-22 | 164.84 |
| -108 | 2424209 | 1925-02-27 | 164.25 |
| -107 | 2424382 | 1925-08-19 | 164.35 |
| -106 | 2424545 | 1926-01-29 | 164.4 |
| -105 | 2424704 | 1926-07-07 | 163.76 |
| -104 | 2424868 | 1926-12-18 | 164.14 |
| -103 | 2425029 | 1927-05-28 | 164.15 |
| -102 | 2425202 | 1927-11-17 | 163.89 |
| -101 | 2425363 | 1928-04-26 | 164.35 |
| -100 | 2425521 | 1928-10-01 | 164.38 |
| -99 | 2425696 | 1929-03-25 | 164.14 |
| -98 | 2425853 | 1929-08-29 | 163.85 |
| -97 | 2426018 | 1930-02-10 | 164.11 |
| -96 | 2426188 | 1930-07-30 | 164.35 |
| -95 | 2426344 | 1931-01-02 | 164.75 |
| -94 | 2426507 | 1931-06-14 | 164.78 |
| -93 | 2426670 | 1931-11-24 | 165.18 |
| -92 | 2426849 | 1932-05-21 | 164.99 |
| -91 | 2427005 | 1932-10-24 | 164.8 |
| -90 | 2427176 | 1933-04-13 | 165.03 |
| -89 | 2427341 | 1933-09-25 | 165.07 |
| -88 | 2427503 | 1934-03-06 | 164.83 |
| -87 | 2427663 | 1934-08-13 | 164.16 |
| -86 | 2427827 | 1935-01-24 | 164.67 |
| -85 | 2427994 | 1935-07-10 | 164.87 |
| -84 | 2428164 | 1935-12-27 | 164.88 |
| -83 | 2428326 | 1936-06-06 | 165.47 |
| -82 | 2428485 | 1936-11-12 | 165.43 |
| -81 | 2428659 | 1937-05-05 | 165.25 |
| -80 | 2428827 | 1937-10-20 | 164.95 |
| -79 | 2428982 | 1938-03-24 | 164.87 |
| -78 | 2429158 | 1938-09-16 | 164.68 |
| -77 | 2429313 | 1939-02-18 | 164.33 |
| -76 | 2429480 | 1939-08-04 | 163.91 |
| -75 | 2429644 | 1940-01-15 | 163.88 |
| -74 | 2429812 | 1940-07-01 | 164.06 |
| -73 | 2429969 | 1940-12-05 | 163.78 |
| -72 | 2430132 | 1941-05-17 | 164.28 |
| -71 | 2430301 | 1941-11-02 | 164.26 |
| -70 | 2430464 | 1942-04-14 | 164.4 |
| -69 | 2430628 | 1942-09-25 | 164.41 |
| -68 | 2430792 | 1943-03-08 | 164.53 |
| -67 | 2430960 | 1943-08-23 | 164.21 |
| -66 | 2431123 | 1944-02-02 | 164.24 |
| -65 | 2431288 | 1944-07-16 | 164.3 |
| -64 | 2431450 | 1944-12-25 | 164.51 |
| -63 | 2431612 | 1945-06-05 | 164.32 |
| -62 | 2431774 | 1945-11-14 | 164.43 |
| -61 | 2431947 | 1946-05-06 | 164.99 |
| -60 | 2432108 | 1946-10-14 | 165.07 |
| -59 | 2432277 | 1947-04-01 | 165.43 |
| -58 | 2432434 | 1947-09-05 | 165.16 |
| -57 | 2432605 | 1948-02-23 | 165.03 |
| -56 | 2432776 | 1948-08-12 | 164.58 |
| -55 | 2432933 | 1949-01-16 | 164.47 |
| -54 | 2433103 | 1949-07-05 | 164.14 |
| -53 | 2433258 | 1949-12-07 | 164.22 |
| -52 | 2433428 | 1950-05-26 | 163.89 |
| -51 | 2433590 | 1950-11-04 | 163.99 |
| -50 | 2433753 | 1951-04-16 | 164.69 |
| -49 | 2433916 | 1951-09-26 | 164.92 |
| -48 | 2434084 | 1952-03-12 | 165.19 |
| -47 | 2434248 | 1952-08-23 | 164.83 |
| -46 | 2434415 | 1953-02-06 | 164.91 |
| -45 | 2434585 | 1953-07-26 | 164.7 |
| -44 | 2434748 | 1954-01-05 | 164.17 |
| -43 | 2434908 | 1954-06-14 | 163.95 |
| -42 | 2435069 | 1954-11-22 | 163.92 |
| -41 | 2435237 | 1955-05-09 | 163.83 |
| -40 | 2435398 | 1955-10-17 | 163.48 |
| -39 | 2435557 | 1956-03-24 | 163.78 |
| -38 | 2435729 | 1956-09-12 | 164.35 |
| -37 | 2435894 | 1957-02-24 | 164.54 |
| -36 | 2436058 | 1957-08-07 | 164.08 |
| -35 | 2436214 | 1958-01-10 | 164.38 |
| -34 | 2436384 | 1958-06-29 | 164.17 |
| -33 | 2436554 | 1958-12-16 | 163.79 |
| -32 | 2436715 | 1959-05-26 | 163.93 |
| -31 | 2436869 | 1959-10-27 | 163.93 |
| -30 | 2437044 | 1960-04-19 | 164.19 |
| -29 | 2437201 | 1960-09-23 | 164.05 |
| -28 | 2437367 | 1961-03-08 | 164.34 |
| -27 | 2437534 | 1961-08-22 | 164.83 |
| -26 | 2437694 | 1962-01-29 | 164.96 |
| -25 | 2437863 | 1962-07-17 | 164.74 |
| -24 | 2438028 | 1962-12-29 | 164.71 |
| -23 | 2438196 | 1963-06-15 | 164.6 |
| -22 | 2438359 | 1963-11-25 | 164.28 |
| -21 | 2438519 | 1964-05-03 | 164.01 |
| -20 | 2438687 | 1964-10-18 | 163.26 |
| -19 | 2438845 | 1965-03-25 | 163.05 |
| -18 | 2439015 | 1965-09-11 | 162.8 |
| -17 | 2439174 | 1966-02-17 | 162.93 |
| -16 | 2439336 | 1966-07-29 | 162.73 |
| -15 | 2439494 | 1967-01-03 | 162.74 |
| -14 | 2439663 | 1967-06-21 | 163.21 |
| -13 | 2439824 | 1967-11-29 | 163.28 |
| -12 | 2439990 | 1968-05-13 | 163.72 |
| -11 | 2440146 | 1968-10-16 | 164.06 |
| -10 | 2440316 | 1969-04-04 | 164.46 |
| -9 | 2440484 | 1969-09-19 | 164.56 |
| -8 | 2440645 | 1970-02-27 | 164.9 |
| -7 | 2440809 | 1970-08-10 | 165.03 |
| -6 | 2440975 | 1971-01-23 | 165.1 |
| -5 | 2441142 | 1971-07-09 | 164.97 |
| -4 | 2441307 | 1971-12-21 | 165.37 |
| -3 | 2441472 | 1972-06-03 | 165.63 |
| -2 | 2441636 | 1972-11-14 | 165.88 |
| -1 | 2441798 | 1973-04-25 | 165.9 |
| 0 | 2441968 | 1973-10-12 | 165.89 |
| 1 | 2442140 | 1974-04-02 | 165.92 |
| 2 | 2442300 | 1974-09-09 | 165.94 |
| 3 | 2442470 | 1975-02-26 | 165.8 |
| 4 | 2442633 | 1975-08-08 | 165.88 |
| 5 | 2442798 | 1976-01-20 | 165.55 |
| 6 | 2442963 | 1976-07-03 | 165.27 |
| 7 | 2443129 | 1976-12-16 | 165.15 |
| 8 | 2443292 | 1977-05-28 | 164.88 |
| 9 | 2443464 | 1977-11-16 | 164.55 |
| 10 | 2443626 | 1978-04-27 | 164.03 |
| 11 | 2443789 | 1978-10-07 | 163.65 |
| 12 | 2443950 | 1979-03-17 | 163.52 |
| 13 | 2444117 | 1979-08-31 | 163.28 |
| 14 | 2444275 | 1980-02-05 | 162.84 |
| 15 | 2444436 | 1980-07-15 | 163.06 |
| 16 | 2444602 | 1980-12-28 | 163 |
| 17 | 2444770 | 1981-06-14 | 163.28 |
| 18 | 2444930 | 1981-11-21 | 163.28 |
| 19 | 2445090 | 1982-04-30 | 163.7 |
| 20 | 2445258 | 1982-10-15 | 163.49 |
| 21 | 2445416 | 1983-03-22 | 163.15 |
| 22 | 2445586 | 1983-09-08 | 163.17 |
| 23 | 2445746 | 1984-02-15 | 163.55 |
| 24 | 2445914 | 1984-08-01 | 163.81 |
| 25 | 2446070 | 1985-01-04 | 163.42 |
| 26 | 2446233 | 1985-06-16 | 164.09 |
| 27 | 2446401 | 1985-12-01 | 163.57 |
| 28 | 2446567 | 1986-05-16 | 163.63 |
| 29 | 2446732 | 1986-10-28 | 163.59 |
| 30 | 2446886 | 1987-03-31 | 163.76 |
| 31 | 2447067 | 1987-09-28 | 163.67 |
| 32 | 2447213 | 1988-02-21 | 163.65 |
| 33 | 2447381 | 1988-08-07 | 163.54 |
| 34 | 2447546 | 1989-01-19 | 163.57 |
| 35 | 2447709 | 1989-07-01 | 164 |
| 36 | 2447875 | 1989-12-14 | 163.81 |
| 37 | 2448042 | 1990-05-30 | 164.31 |
| 38 | 2448200 | 1990-11-04 | 163.92 |
| 39 | 2448364 | 1991-04-17 | 163.73 |
| 40 | 2448534 | 1991-10-04 | 163.93 |
| 41 | 2448696 | 1992-03-14 | 164.13 |
| 42 | 2448856 | 1992-08-21 | 164.05 |
| 43 | 2449019 | 1993-01-31 | 164.62 |
| 44 | 2449183 | 1993-07-14 | 164.58 |
| 45 | 2449354 | 1994-01-01 | 164.67 |
| 46 | 2449520 | 1994-06-16 | 165.23 |
| 47 | 2449677 | 1994-11-20 | 165.73 |
| 48 | 2449851 | 1995-05-13 | 165.79 |
| 49 | 2450010 | 1995-10-19 | 165.79 |
| 50 | 2450178 | 1996-04-04 | 165.7 |
| 51 | 2450347 | 1996-09-20 | 165.88 |
| 52 | 2450514 | 1997-03-06 | 165.65 |
| 53 | 2450676 | 1997-08-15 | 165.03 |
| 54 | 2450843 | 1998-01-29 | 164.9 |
| 55 | 2451009 | 1998-07-14 | 164.53 |
| 56 | 2451175 | 1998-12-27 | 164.2 |
| 57 | 2451331 | 1999-06-01 | 164.02 |
| 58 | 2451496 | 1999-11-13 | 164.06 |
| 59 | 2451662 | 2000-04-27 | 164.53 |
| 60 | 2451828 | 2000-10-10 | 164.51 |
| 61 | 2451991 | 2001-03-22 | 165.08 |
| 62 | 2452154 | 2001-09-01 | 165.71 |
| 63 | 2452320 | 2002-02-14 | 165.49 |
| 64 | 2452496 | 2002-08-09 | 165.32 |
| 65 | 2452649 | 2003-01-09 | 165.1 |
| 66 | 2452824 | 2003-07-03 | 164.41 |
| 67 | 2452989 | 2003-12-15 | 164.11 |
| 68 | 2453146 | 2004-05-20 | 163.2 |
| 69 | 2453312 | 2004-11-02 | 162.62 |
| 70 | 2453475 | 2005-04-14 | 162.85 |
| 71 | 2453628 | 2005-09-14 | 162.53 |
| 72 | 2453801 | 2006-03-06 | 162.5 |
| 73 | 2453954 | 2006-08-06 | 162.65 |
| 74 | 2454122 | 2007-01-21 | 162.75 |
| 75 | 2454289 | 2007-07-07 | 163.34 |
| 76 | 2454452 | 2007-12-17 | 163.34 |
| 77 | 2454609 | 2008-05-22 | 162.91 |
| 78 | 2454772 | 2008-11-01 | 163.32 |
| 79 | 2454939 | 2009-04-17 | 163.55 |
| 80 | 2455109 | 2009-10-04 | 164.15 |
| 81 | 2455260 | 2010-03-04 | 164.81 |
| 82 | 2455424 | 2010-08-15 | 165.46 |
| 83 | 2455594 | 2011-02-01 | 165.63 |
| 84 | 2455765 | 2011-07-22 | 165.89 |
| 85 | 2455934 | 2012-01-07 | 166.32 |
| 86 | 2456097 | 2012-06-18 | 166.15 |
| 87 | 2456263 | 2012-12-01 | 165.61 |
| 88 | 2456426 | 2013-05-13 | 164.98 |
| 89 | 2456596 | 2013-10-30 | 164.49 |
| 90 | 2456764 | 2014-04-16 | 164.2 |
| 91 | 2456912 | 2014-09-11 | 164.07 |
| 92 | 2457083 | 2015-03-01 | 163.88 |
| 93 | 2457249 | 2015-08-14 | 163.94 |
| 94 | 2457413 | 2016-01-25 | 163.78 |
| 95 | 2457576 | 2016-07-06 | 163.86 |
| 96 | 2457739 | 2016-12-16 | 164.08 |
| 97 | 2457903 | 2017-05-29 | 163.75 |
| 99 | 2458234 | 2018-04-25 | 163.88 |
| 100 | 2458395 | 2018-10-03 | 163.8 |
| 101 | 2458558 | 2019-03-15 | 163.88 |
| 102 | 2458720 | 2019-08-24 | 163.8 |
| 103 | 2458886 | 2020-02-06 | 163.99 |
| 104 | 2459055 | 2020-07-24 | 163.99 |
| 105 | 2459212 | 2020-12-28 | 164.23 |
| 106 | 2459379 | 2021-06-13 | 164.37 |
| 107 | 2459540 | 2021-11-21 | 164.46 |
| 108 | 2459711 | 2022-05-11 | 164.2 |
| 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. |