| E | O (JD) | O (dat) | Period |
| -230 | 2399883 | 1858-07-22 | 196.38 |
| -189 | 2407925 | 1880-07-28 | 196.58 |
| -165 | 2412640 | 1893-06-25 | 196.84 |
| -160 | 2413607 | 1896-02-17 | 196.46 |
| -159 | 2413816 | 1896-09-13 | 196.47 |
| -157 | 2414220 | 1897-10-22 | 196.56 |
| -156 | 2414416 | 1898-05-06 | 196.65 |
| -155 | 2414610 | 1898-11-16 | 196.95 |
| -154 | 2414810 | 1899-06-04 | 196.67 |
| -152 | 2415190 | 1900-06-19 | 196.45 |
| -150 | 2415580 | 1901-07-14 | 196.95 |
| -148 | 2415979 | 1902-08-17 | 197.5 |
| -147 | 2416187 | 1903-03-13 | 198.36 |
| -146 | 2416378 | 1903-09-20 | 199.41 |
| -145 | 2416587 | 1904-04-16 | 199.14 |
| -144 | 2416783 | 1904-10-29 | 198.14 |
| -143 | 2416986 | 1905-05-20 | 198.21 |
| -142 | 2417174 | 1905-11-24 | 198.28 |
| -141 | 2417372 | 1906-06-10 | 196.86 |
| -140 | 2417568 | 1906-12-23 | 196.79 |
| -139 | 2417772 | 1907-07-15 | 198.64 |
| -138 | 2417969 | 1908-01-28 | 199.49 |
| -137 | 2418157 | 1908-08-03 | 198.78 |
| -136 | 2418367 | 1909-03-01 | 198.5 |
| -135 | 2418574 | 1909-09-24 | 197.94 |
| -134 | 2418765 | 1910-04-03 | 197.79 |
| -133 | 2418958 | 1910-10-13 | 197.35 |
| -132 | 2419161 | 1911-05-04 | 196.07 |
| -131 | 2419351 | 1911-11-10 | 196.14 |
| -130 | 2419544 | 1912-05-21 | 196.29 |
| -129 | 2419743 | 1912-12-06 | 194.79 |
| -128 | 2419943 | 1913-06-24 | 194.49 |
| -127 | 2420142 | 1914-01-09 | 195.35 |
| -126 | 2420329 | 1914-07-15 | 194.72 |
| -125 | 2420517 | 1915-01-19 | 193.65 |
| -124 | 2420718 | 1915-08-08 | 193.36 |
| -123 | 2420912 | 1916-02-18 | 193.92 |
| -122 | 2421101 | 1916-08-25 | 195.14 |
| -121 | 2421296 | 1917-03-08 | 195.72 |
| -120 | 2421496 | 1917-09-24 | 195.65 |
| -119 | 2421690 | 1918-04-06 | 195.86 |
| -118 | 2421888 | 1918-10-21 | 196.35 |
| -117 | 2422087 | 1919-05-08 | 196.35 |
| -116 | 2422282 | 1919-11-19 | 195.72 |
| -115 | 2422473 | 1920-05-28 | 196.08 |
| -114 | 2422673 | 1920-12-14 | 196.22 |
| -113 | 2422868 | 1921-06-27 | 195.92 |
| -112 | 2423058 | 1922-01-03 | 196.42 |
| -111 | 2423265 | 1922-07-29 | 195.57 |
| -110 | 2423457 | 1923-02-06 | 194.01 |
| -109 | 2423655 | 1923-08-23 | 194.22 |
| -108 | 2423850 | 1924-03-05 | 193.85 |
| -107 | 2424034 | 1924-09-05 | 192.64 |
| -106 | 2424223 | 1925-03-13 | 192 |
| -105 | 2424422 | 1925-09-28 | 191.51 |
| -104 | 2424615 | 1926-04-09 | 192.43 |
| -103 | 2424804 | 1926-10-15 | 194.07 |
| -102 | 2424996 | 1927-04-25 | 194.49 |
| -101 | 2425190 | 1927-11-05 | 194.22 |
| -100 | 2425388 | 1928-05-21 | 194.29 |
| -99 | 2425586 | 1928-12-05 | 194.79 |
| -98 | 2425782 | 1929-06-19 | 195.71 |
| -97 | 2425974 | 1929-12-28 | 196.92 |
| -96 | 2426165 | 1930-07-07 | 197 |
| -95 | 2426362 | 1931-01-20 | 196.37 |
| -94 | 2426564 | 1931-08-10 | 196.79 |
| -93 | 2426771 | 1932-03-04 | 197.71 |
| -92 | 2426961 | 1932-09-10 | 198.07 |
| -91 | 2427156 | 1933-03-24 | 198 |
| -90 | 2427355 | 1933-10-09 | 197.51 |
| -89 | 2427552 | 1934-04-24 | 197.22 |
| -88 | 2427748 | 1934-11-06 | 197.42 |
| -87 | 2427950 | 1935-05-27 | 197.28 |
| -86 | 2428150 | 1935-12-13 | 197.79 |
| -85 | 2428343 | 1936-06-23 | 198.79 |
| -84 | 2428538 | 1937-01-04 | 198.36 |
| -83 | 2428735 | 1937-07-20 | 196.85 |
| -82 | 2428941 | 1938-02-11 | 196.71 |
| -81 | 2429142 | 1938-08-31 | 198 |
| -80 | 2429333 | 1939-03-10 | 199.08 |
| -79 | 2429523 | 1939-09-16 | 199.72 |
| -78 | 2429724 | 1940-04-04 | 199.14 |
| -77 | 2429929 | 1940-10-26 | 198.57 |
| -76 | 2430131 | 1941-05-16 | 199.72 |
| -75 | 2430341 | 1941-12-12 | 200.79 |
| -74 | 2430530 | 1942-06-19 | 200.29 |
| -73 | 2430725 | 1942-12-31 | 198.99 |
| -72 | 2430927 | 1943-07-21 | 197.35 |
| -71 | 2431131 | 1944-02-10 | 197.14 |
| -70 | 2431326 | 1944-08-23 | 197.94 |
| -69 | 2431520 | 1945-03-05 | 197.43 |
| -68 | 2431715 | 1945-09-16 | 195.85 |
| -67 | 2431916 | 1946-04-05 | 194.71 |
| -66 | 2432110 | 1946-10-16 | 194.43 |
| -65 | 2432306 | 1947-04-30 | 194.51 |
| -64 | 2432494 | 1947-11-04 | 194.64 |
| -63 | 2432689 | 1948-05-17 | 194.35 |
| -62 | 2432879 | 1948-11-23 | 194.14 |
| -61 | 2433079 | 1949-06-11 | 194.22 |
| -60 | 2433277 | 1949-12-26 | 194.58 |
| -59 | 2433470 | 1950-07-07 | 195 |
| -58 | 2433664 | 1951-01-17 | 195.07 |
| -57 | 2433855 | 1951-07-27 | 194.57 |
| -56 | 2434052 | 1952-02-09 | 194.43 |
| -55 | 2434246 | 1952-08-21 | 194.72 |
| -54 | 2434443 | 1953-03-06 | 195 |
| -53 | 2434637 | 1953-09-16 | 194.99 |
| -52 | 2434832 | 1954-03-30 | 194.92 |
| -51 | 2435028 | 1954-10-12 | 194.93 |
| -50 | 2435221 | 1955-04-23 | 195.37 |
| -49 | 2435416 | 1955-11-04 | 195.86 |
| -48 | 2435611 | 1956-05-17 | 196.64 |
| -47 | 2435807 | 1956-11-29 | 197.49 |
| -46 | 2436008 | 1957-06-18 | 197.36 |
| -45 | 2436203 | 1957-12-30 | 197.37 |
| -44 | 2436410 | 1958-07-25 | 197.79 |
| -43 | 2436604 | 1959-02-04 | 197.85 |
| -42 | 2436796 | 1959-08-15 | 197.71 |
| -41 | 2436994 | 1960-02-29 | 196.5 |
| -40 | 2437193 | 1960-09-15 | 195.22 |
| -39 | 2437392 | 1961-04-02 | 195.07 |
| -38 | 2437587 | 1961-10-14 | 195.28 |
| -37 | 2437777 | 1962-04-22 | 195.71 |
| -36 | 2437970 | 1962-11-01 | 195.5 |
| -35 | 2438161 | 1963-05-11 | 195.29 |
| -34 | 2438363 | 1963-11-29 | 196.36 |
| -33 | 2438564 | 1964-06-17 | 197.21 |
| -32 | 2438758 | 1964-12-28 | 198.14 |
| -31 | 2438955 | 1965-07-13 | 198.5 |
| -30 | 2439158 | 1966-02-01 | 197.58 |
| -29 | 2439350 | 1966-08-12 | 197.43 |
| -28 | 2439555 | 1967-03-05 | 197.49 |
| -27 | 2439748 | 1967-09-14 | 196.78 |
| -26 | 2439945 | 1968-03-29 | 197 |
| -25 | 2440141 | 1968-10-11 | 197.87 |
| -24 | 2440337 | 1969-04-25 | 198.07 |
| -23 | 2440531 | 1969-11-05 | 197.49 |
| -22 | 2440735 | 1970-05-28 | 196.92 |
| -21 | 2440940 | 1970-12-19 | 197.29 |
| -20 | 2441136 | 1971-07-03 | 198.22 |
| -19 | 2441322 | 1972-01-05 | 197.86 |
| -18 | 2441521 | 1972-07-22 | 196.78 |
| -17 | 2441719 | 1973-02-05 | 196.78 |
| -16 | 2441924 | 1973-08-29 | 197.72 |
| -15 | 2442112 | 1974-03-05 | 198.79 |
| -14 | 2442318 | 1974-09-27 | 198.79 |
| -13 | 2442513 | 1975-04-10 | 197.64 |
| -12 | 2442713 | 1975-10-27 | 196.92 |
| -11 | 2442913 | 1976-05-14 | 196.86 |
| -10 | 2443110 | 1976-11-27 | 196.58 |
| -9 | 2443300 | 1977-06-05 | 196.86 |
| -8 | 2443493 | 1977-12-15 | 197.14 |
| -7 | 2443693 | 1978-07-03 | 196.92 |
| -6 | 2443890 | 1979-01-16 | 197.93 |
| -5 | 2444092 | 1979-08-06 | 199.87 |
| -4 | 2444294 | 1980-02-24 | 199.79 |
| -3 | 2444486 | 1980-09-03 | 199.71 |
| -2 | 2444695 | 1981-03-31 | 200.07 |
| -1 | 2444896 | 1981-10-18 | 199.93 |
| 0 | 2445087 | 1982-04-27 | 200.15 |
| 1 | 2445292 | 1982-11-18 | 199.5 |
| 2 | 2445491 | 1983-06-05 | 198.64 |
| 3 | 2445694 | 1983-12-25 | 199.21 |
| 4 | 2445888 | 1984-07-06 | 199.5 |
| 5 | 2446086 | 1985-01-20 | 198.79 |
| 6 | 2446286 | 1985-08-08 | 197.72 |
| 7 | 2446486 | 1986-02-24 | 197.49 |
| 8 | 2446686 | 1986-09-12 | 198.28 |
| 9 | 2446880 | 1987-03-25 | 198.43 |
| 10 | 2447073 | 1987-10-04 | 198.01 |
| 11 | 2447274 | 1988-04-22 | 197.5 |
| 12 | 2447476 | 1988-11-10 | 197.64 |
| 13 | 2447674 | 1989-05-27 | 197.85 |
| 14 | 2447870 | 1989-12-09 | 197.36 |
| 15 | 2448067 | 1990-06-24 | 196.94 |
| 16 | 2448266 | 1991-01-09 | 196.5 |
| 17 | 2448457 | 1991-07-19 | 195.71 |
| 18 | 2448653 | 1992-01-31 | 194.92 |
| 19 | 2448854 | 1992-08-19 | 194.93 |
| 20 | 2449047 | 1993-02-28 | 195.29 |
| 21 | 2449237 | 1993-09-06 | 195.5 |
| 22 | 2449429 | 1994-03-17 | 194.85 |
| 23 | 2449633 | 1994-10-07 | 194.28 |
| 24 | 2449824 | 1995-04-16 | 194.79 |
| 25 | 2450023 | 1995-11-01 | 195.79 |
| 26 | 2450212 | 1996-05-08 | 196.14 |
| 27 | 2450409 | 1996-11-21 | 195.85 |
| 28 | 2450602 | 1997-06-02 | 195.78 |
| 29 | 2450805 | 1997-12-22 | 196.14 |
| 30 | 2451003 | 1998-07-08 | 197.29 |
| 31 | 2451196 | 1999-01-17 | 198.22 |
| 32 | 2451392 | 1999-08-01 | 198.07 |
| 33 | 2451589 | 2000-02-14 | 197.57 |
| 34 | 2451794 | 2000-09-06 | 198.07 |
| 35 | 2451992 | 2001-03-23 | 198.15 |
| 36 | 2452188 | 2001-10-05 | 197.79 |
| 37 | 2452386 | 2002-04-21 | 197.57 |
| 38 | 2452586 | 2002-11-07 | 197.49 |
| 39 | 2452776 | 2003-05-16 | 197.93 |
| 40 | 2452974 | 2003-11-30 | 197.29 |
| 41 | 2453175 | 2004-06-18 | 196.22 |
| 42 | 2453376 | 2005-01-05 | 197.28 |
| 43 | 2453575 | 2005-07-23 | 198.64 |
| 44 | 2453761 | 2006-01-25 | 197.86 |
| 45 | 2453958 | 2006-08-10 | 196.15 |
| 46 | 2454166 | 2007-03-06 | 195.93 |
| 47 | 2454365 | 2007-09-21 | 197.21 |
| 48 | 2454554 | 2008-03-28 | 197.14 |
| 49 | 2454743 | 2008-10-03 | 195.72 |
| 50 | 2454951 | 2009-04-29 | 194.94 |
| 51 | 2455146 | 2009-11-10 | 194.57 |
| 52 | 2455333 | 2010-05-16 | 194.99 |
| 53 | 2455531 | 2010-11-30 | 195.07 |
| 54 | 2455729 | 2011-06-16 | 194.22 |
| 55 | 2455914 | 2011-12-18 | 195.22 |
| 56 | 2456113 | 2012-07-04 | 196.29 |
| 57 | 2456312 | 2013-01-19 | 195.57 |
| 58 | 2456504 | 2013-07-30 | 195.71 |
| 59 | 2456708 | 2014-02-19 | 196 |
| 60 | 2456904 | 2014-09-03 | 195.72 |
| 61 | 2457094 | 2015-03-12 | 195.5 |
| 62 | 2457289 | 2015-09-23 | 194.71 |
| 63 | 2457482 | 2016-04-03 | 194.71 |
| 64 | 2457683 | 2016-10-21 | 195.64 |
| 65 | 2457870 | 2017-04-26 | 196.15 |
| 66 | 2458068 | 2017-11-10 | 195.64 |
| 67 | 2458270 | 2018-05-31 | 194.64 |
| 68 | 2458467 | 2018-12-14 | 194.28 |
| 69 | 2458662 | 2019-06-27 | 194.22 |
| 70 | 2458848 | 2019-12-30 | 193.94 |
| 71 | 2459042 | 2020-07-11 | 194.22 |
| 72 | 2459231 | 2021-01-16 | 193.69 |
| 73 | 2459426 | 2021-07-30 | 193.14 |
| 74 | 2459627 | 2022-02-16 | 194.42 |
| 75 | 2459829 | 2022-09-06 | 194.51 |
| 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. |