| E | O (JD) | O (dat) | Period |
| -111 | 2414257 | 1897-11-28 | 262.64 |
| -109 | 2414752 | 1899-04-07 | 261.68 |
| -108 | 2415000 | 1899-12-11 | 262.53 |
| -106 | 2415530 | 1901-05-25 | 261.36 |
| -105 | 2415804 | 1902-02-23 | 261 |
| -104 | 2416059 | 1902-11-05 | 263.63 |
| -103 | 2416336 | 1903-08-09 | 263.33 |
| -102 | 2416596 | 1904-04-25 | 261.21 |
| -101 | 2416850 | 1905-01-04 | 260.86 |
| -100 | 2417120 | 1905-10-01 | 261.5 |
| -99 | 2417360 | 1906-05-29 | 262.93 |
| -98 | 2417631 | 1907-02-24 | 262.5 |
| -97 | 2417884 | 1907-11-04 | 260.85 |
| -96 | 2418172 | 1908-08-18 | 261.86 |
| -95 | 2418441 | 1909-05-14 | 262.36 |
| -94 | 2418680 | 1910-01-08 | 262.57 |
| -93 | 2418942 | 1910-09-27 | 262.5 |
| -92 | 2419204 | 1911-06-16 | 260.35 |
| -91 | 2419460 | 1912-02-27 | 262 |
| -90 | 2419731 | 1912-11-24 | 264.79 |
| -89 | 2420000 | 1913-08-20 | 265.29 |
| -88 | 2420258 | 1914-05-05 | 266.42 |
| -87 | 2420531 | 1915-02-02 | 266.57 |
| -86 | 2420798 | 1915-10-27 | 266.29 |
| -85 | 2421062 | 1916-07-17 | 267.65 |
| -84 | 2421332 | 1917-04-13 | 267.15 |
| -83 | 2421591 | 1917-12-28 | 265.5 |
| -82 | 2421868 | 1918-10-01 | 265.35 |
| -81 | 2422137 | 1919-06-27 | 265 |
| -80 | 2422392 | 1920-03-08 | 265 |
| -79 | 2422654 | 1920-11-25 | 264.57 |
| -78 | 2422921 | 1921-08-19 | 263.28 |
| -77 | 2423183 | 1922-05-08 | 263.57 |
| -76 | 2423450 | 1923-01-30 | 264.57 |
| -75 | 2423713 | 1923-10-20 | 263.57 |
| -74 | 2423978 | 1924-07-11 | 262.93 |
| -73 | 2424241 | 1925-03-31 | 263.35 |
| -72 | 2424509 | 1925-12-24 | 263.28 |
| -71 | 2424756 | 1926-08-28 | 263.65 |
| -70 | 2425029 | 1927-05-28 | 264.36 |
| -69 | 2425291 | 1928-02-14 | 263.93 |
| -68 | 2425558 | 1928-11-07 | 264.07 |
| -67 | 2425824 | 1929-07-31 | 264.85 |
| -66 | 2426096 | 1930-04-29 | 264.86 |
| -65 | 2426349 | 1931-01-07 | 265.36 |
| -64 | 2426613 | 1931-09-28 | 265.29 |
| -63 | 2426880 | 1932-06-21 | 263.78 |
| -62 | 2427148 | 1933-03-16 | 263.07 |
| -61 | 2427416 | 1933-12-09 | 263.29 |
| -60 | 2427680 | 1934-08-30 | 263.43 |
| -59 | 2427933 | 1935-05-10 | 264.43 |
| -58 | 2428195 | 1936-01-27 | 264.5 |
| -57 | 2428453 | 1936-10-11 | 263.78 |
| -56 | 2428728 | 1937-07-13 | 264.5 |
| -55 | 2429002 | 1938-04-13 | 266.79 |
| -54 | 2429265 | 1939-01-01 | 267.86 |
| -53 | 2429524 | 1939-09-17 | 265.64 |
| -52 | 2429792 | 1940-06-11 | 262.64 |
| -51 | 2430071 | 1941-03-17 | 261.72 |
| -50 | 2430327 | 1941-11-28 | 262.15 |
| -49 | 2430573 | 1942-08-01 | 262 |
| -48 | 2430834 | 1943-04-19 | 260.14 |
| -47 | 2431097 | 1944-01-07 | 259.07 |
| -46 | 2431362 | 1944-09-28 | 260.15 |
| -45 | 2431622 | 1945-06-15 | 261.36 |
| -44 | 2431883 | 1946-03-03 | 261.86 |
| -43 | 2432142 | 1946-11-17 | 261.28 |
| -42 | 2432400 | 1947-08-02 | 260.71 |
| -41 | 2432666 | 1948-04-24 | 261.07 |
| -40 | 2432931 | 1949-01-14 | 261.79 |
| -39 | 2433186 | 1949-09-26 | 262.72 |
| -38 | 2433448 | 1950-06-15 | 264.14 |
| -37 | 2433712 | 1951-03-06 | 263.14 |
| -36 | 2433978 | 1951-11-27 | 262 |
| -35 | 2434242 | 1952-08-17 | 262.79 |
| -34 | 2434522 | 1953-05-24 | 262.15 |
| -33 | 2434759 | 1954-01-16 | 261.35 |
| -32 | 2435026 | 1954-10-10 | 260.78 |
| -31 | 2435287 | 1955-06-28 | 260.15 |
| -30 | 2435543 | 1956-03-10 | 261.57 |
| -29 | 2435806 | 1956-11-28 | 263.86 |
| -28 | 2436065 | 1957-08-14 | 263.5 |
| -27 | 2436341 | 1958-05-17 | 264 |
| -26 | 2436602 | 1959-02-02 | 265.43 |
| -25 | 2436877 | 1959-11-04 | 266.29 |
| -24 | 2437125 | 1960-07-09 | 265.79 |
| -23 | 2437401 | 1961-04-11 | 266.14 |
| -22 | 2437664 | 1961-12-30 | 267.42 |
| -21 | 2437935 | 1962-09-27 | 267.86 |
| -20 | 2438192 | 1963-06-11 | 268.72 |
| -19 | 2438477 | 1964-03-22 | 269.43 |
| -18 | 2438746 | 1964-12-16 | 269.5 |
| -17 | 2439006 | 1965-09-02 | 269.71 |
| -16 | 2439282 | 1966-06-05 | 269.22 |
| -15 | 2439555 | 1967-03-05 | 267.79 |
| -14 | 2439817 | 1967-11-22 | 268.5 |
| -13 | 2440086 | 1968-08-17 | 268 |
| -12 | 2440352 | 1969-05-10 | 268.57 |
| -11 | 2440620 | 1970-02-02 | 270.36 |
| -10 | 2440891 | 1970-10-31 | 270.29 |
| -9 | 2441149 | 1971-07-16 | 269.5 |
| -8 | 2441448 | 1972-05-10 | 268.14 |
| -7 | 2441709 | 1973-01-26 | 266.92 |
| -6 | 2441978 | 1973-10-22 | 267 |
| -5 | 2442233 | 1974-07-04 | 265 |
| -4 | 2442493 | 1975-03-21 | 262.72 |
| -3 | 2442755 | 1975-12-08 | 262.14 |
| -2 | 2443023 | 1976-09-01 | 262.5 |
| -1 | 2443284 | 1977-05-20 | 263.86 |
| 0 | 2443551 | 1978-02-11 | 264.29 |
| 1 | 2443806 | 1978-10-24 | 264.43 |
| 2 | 2444080 | 1979-07-25 | 264.78 |
| 3 | 2444340 | 1980-04-10 | 265.71 |
| 4 | 2444608 | 1981-01-03 | 266.22 |
| 5 | 2444872 | 1981-09-24 | 266 |
| 6 | 2445142 | 1982-06-21 | 266.29 |
| 7 | 2445413 | 1983-03-19 | 265.85 |
| 8 | 2445671 | 1983-12-02 | 264.28 |
| 9 | 2445939 | 1984-08-26 | 263.36 |
| 10 | 2446209 | 1985-05-23 | 262.57 |
| 11 | 2446461 | 1986-01-30 | 262.15 |
| 12 | 2446719 | 1986-10-15 | 261.78 |
| 13 | 2446982 | 1987-07-05 | 260.92 |
| 14 | 2447249 | 1988-03-28 | 261.15 |
| 15 | 2447505 | 1988-12-09 | 261.93 |
| 16 | 2447770 | 1989-08-31 | 261.65 |
| 17 | 2448031 | 1990-05-19 | 261.14 |
| 18 | 2448295 | 1991-02-07 | 260.42 |
| 19 | 2448552 | 1991-10-22 | 260.36 |
| 20 | 2448812 | 1992-07-08 | 260.5 |
| 21 | 2449075 | 1993-03-28 | 260.07 |
| 22 | 2449325 | 1993-12-03 | 260.57 |
| 23 | 2449595 | 1994-08-30 | 261.28 |
| 24 | 2449853 | 1995-05-15 | 261.72 |
| 25 | 2450114 | 1996-01-31 | 262.72 |
| 26 | 2450381 | 1996-10-24 | 262.43 |
| 27 | 2450641 | 1997-07-11 | 262.07 |
| 28 | 2450910 | 1998-04-06 | 263.71 |
| 29 | 2451168 | 1998-12-20 | 264.93 |
| 30 | 2451426 | 1999-09-04 | 264.57 |
| 31 | 2451691 | 2000-05-26 | 264.07 |
| 32 | 2451968 | 2001-02-27 | 264.71 |
| 33 | 2452236 | 2001-11-22 | 265.21 |
| 34 | 2452490 | 2002-08-03 | 264.57 |
| 35 | 2452758 | 2003-04-28 | 263.93 |
| 36 | 2453026 | 2004-01-21 | 263 |
| 37 | 2453281 | 2004-10-02 | 263 |
| 38 | 2453540 | 2005-06-18 | 263 |
| 39 | 2453814 | 2006-03-19 | 261.29 |
| 40 | 2454072 | 2006-12-02 | 260.65 |
| 41 | 2454336 | 2007-08-23 | 261.36 |
| 42 | 2454594 | 2008-05-07 | 261.07 |
| 43 | 2454848 | 2009-01-16 | 260.35 |
| 44 | 2455108 | 2009-10-03 | 259.86 |
| 45 | 2455372 | 2010-06-24 | 261.15 |
| 46 | 2455637 | 2011-03-16 | 263.5 |
| 47 | 2455894 | 2011-11-28 | 264.71 |
| 48 | 2456152 | 2012-08-12 | 265.28 |
| 49 | 2456434 | 2013-05-21 | 265.15 |
| 50 | 2456697 | 2014-02-08 | 265.65 |
| 51 | 2456965 | 2014-11-03 | 266.72 |
| 52 | 2457229 | 2015-07-25 | 266.14 |
| 53 | 2457492 | 2016-04-13 | 264.92 |
| 54 | 2457758 | 2017-01-04 | 264.5 |
| 55 | 2458022 | 2017-09-25 | 264.72 |
| 56 | 2458290 | 2018-06-20 | 264.5 |
| 57 | 2458550 | 2019-03-07 | 263.21 |
| 58 | 2458815 | 2019-11-27 | 263.14 |
| 59 | 2459085 | 2020-08-23 | 263.32 |
| 60 | 2459339 | 2021-05-04 | 263.03 |
| 61 | 2459596 | 2022-01-16 | 263.17 |
| 62 | 2459868 | 2022-10-15 | 262.81 |
| 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. |