| E | O (JD) | O (dat) | Period |
| -146 | 2413877 | 1896-11-13 | 258.63 |
| -145 | 2414139 | 1897-08-02 | 259.61 |
| -144 | 2414395 | 1898-04-15 | 258.21 |
| -143 | 2414655 | 1898-12-31 | 257.31 |
| -142 | 2414923 | 1899-09-25 | 258.82 |
| -141 | 2415165 | 1900-05-25 | 259.4 |
| -140 | 2415440 | 1901-02-24 | 259.72 |
| -139 | 2415678 | 1901-10-20 | 259.41 |
| -136 | 2416450 | 1903-12-01 | 260.05 |
| -135 | 2416743 | 1904-09-19 | 260.07 |
| -134 | 2416999 | 1905-06-02 | 260.44 |
| -133 | 2417257 | 1906-02-15 | 260.18 |
| -132 | 2417497 | 1906-10-13 | 260.32 |
| -131 | 2417786 | 1907-07-29 | 258.83 |
| -130 | 2418029 | 1908-03-28 | 257.17 |
| -129 | 2418287 | 1908-12-11 | 256.31 |
| -128 | 2418549 | 1909-08-30 | 256.21 |
| -127 | 2418799 | 1910-05-07 | 255.89 |
| -126 | 2419051 | 1911-01-14 | 254.56 |
| -125 | 2419313 | 1911-10-03 | 255.07 |
| -123 | 2419810 | 1913-02-11 | 255.17 |
| -122 | 2420079 | 1913-11-07 | 256.12 |
| -121 | 2420329 | 1914-07-15 | 256.36 |
| -120 | 2420577 | 1915-03-20 | 256.26 |
| -119 | 2420843 | 1915-12-11 | 256.09 |
| -118 | 2421101 | 1916-08-25 | 257.53 |
| -117 | 2421377 | 1917-05-28 | 257.79 |
| -116 | 2421610 | 1918-01-16 | 258.54 |
| -115 | 2421862 | 1918-09-25 | 259.15 |
| -114 | 2422120 | 1919-06-10 | 258.41 |
| -113 | 2422403 | 1920-03-19 | 258.11 |
| -112 | 2422656 | 1920-11-27 | 258.02 |
| -111 | 2422913 | 1921-08-11 | 258.31 |
| -110 | 2423177 | 1922-05-02 | 257.37 |
| -109 | 2423419 | 1922-12-30 | 256.64 |
| -108 | 2423678 | 1923-09-15 | 255.87 |
| -107 | 2423940 | 1924-06-03 | 256.53 |
| -106 | 2424185 | 1925-02-03 | 257.16 |
| -105 | 2424440 | 1925-10-16 | 257.56 |
| -104 | 2424708 | 1926-07-11 | 258.37 |
| -103 | 2424967 | 1927-03-27 | 258.63 |
| -102 | 2425228 | 1927-12-13 | 258.85 |
| -101 | 2425489 | 1928-08-30 | 259.07 |
| -100 | 2425742 | 1929-05-10 | 258.5 |
| -99 | 2426000 | 1930-01-23 | 258.08 |
| -98 | 2426262 | 1930-10-12 | 258.06 |
| -97 | 2426519 | 1931-06-26 | 258.14 |
| -96 | 2426773 | 1932-03-06 | 258.76 |
| -95 | 2427028 | 1932-11-16 | 259.02 |
| -94 | 2427294 | 1933-08-09 | 259.35 |
| -93 | 2427552 | 1934-04-24 | 259.35 |
| -92 | 2427812 | 1935-01-09 | 259.71 |
| -91 | 2428080 | 1935-10-04 | 260.45 |
| -90 | 2428329 | 1936-06-09 | 261.15 |
| -89 | 2428595 | 1937-03-02 | 261.34 |
| -88 | 2428849 | 1937-11-11 | 261.36 |
| -87 | 2429112 | 1938-08-01 | 260.77 |
| -86 | 2429382 | 1939-04-28 | 260.29 |
| -85 | 2429649 | 1940-01-20 | 260.02 |
| -84 | 2429907 | 1940-10-04 | 259.08 |
| -83 | 2430160 | 1941-06-14 | 258.48 |
| -82 | 2430410 | 1942-02-19 | 257.67 |
| -81 | 2430672 | 1942-11-08 | 256.44 |
| -80 | 2430927 | 1943-07-21 | 255.74 |
| -79 | 2431183 | 1944-04-02 | 255.71 |
| -78 | 2431442 | 1944-12-17 | 256.25 |
| -77 | 2431702 | 1945-09-03 | 256.12 |
| -75 | 2432205 | 1947-01-19 | 255.71 |
| -74 | 2432458 | 1947-09-29 | 255.99 |
| -73 | 2432717 | 1948-06-14 | 255.37 |
| -72 | 2432984 | 1949-03-08 | 255.41 |
| -71 | 2433228 | 1949-11-07 | 255.69 |
| -70 | 2433483 | 1950-07-20 | 256.45 |
| -69 | 2433750 | 1951-04-13 | 256.65 |
| -68 | 2433985 | 1951-12-04 | 257.1 |
| -67 | 2434256 | 1952-08-31 | 257.65 |
| -66 | 2434514 | 1953-05-16 | 258.34 |
| -65 | 2434774 | 1954-01-31 | 258.45 |
| -64 | 2435029 | 1954-10-13 | 258.65 |
| -63 | 2435296 | 1955-07-07 | 259.65 |
| -62 | 2435555 | 1956-03-22 | 259.08 |
| -61 | 2435805 | 1956-11-27 | 258.93 |
| -60 | 2436064 | 1957-08-13 | 258.66 |
| -59 | 2436327 | 1958-05-03 | 259.55 |
| -58 | 2436593 | 1959-01-24 | 259.6 |
| -57 | 2436845 | 1959-10-03 | 260.13 |
| -56 | 2437101 | 1960-06-15 | 260.1 |
| -55 | 2437358 | 1961-02-27 | 259.95 |
| -54 | 2437640 | 1961-12-06 | 259.42 |
| -53 | 2437889 | 1962-08-12 | 258.34 |
| -52 | 2438151 | 1963-05-01 | 257.64 |
| -51 | 2438399 | 1964-01-04 | 256.87 |
| -50 | 2438665 | 1964-09-26 | 255.91 |
| -49 | 2438918 | 1965-06-06 | 254.67 |
| -48 | 2439161 | 1966-02-04 | 254.85 |
| -47 | 2439417 | 1966-10-18 | 254.16 |
| -46 | 2439678 | 1967-07-06 | 253.57 |
| -45 | 2439933 | 1968-03-17 | 253.31 |
| -44 | 2440185 | 1968-11-24 | 254.42 |
| -43 | 2440443 | 1969-08-09 | 255.55 |
| -42 | 2440686 | 1970-04-09 | 255.72 |
| -41 | 2440933 | 1970-12-12 | 256.06 |
| -40 | 2441199 | 1971-09-04 | 256.96 |
| -39 | 2441470 | 1972-06-01 | 256.8 |
| -38 | 2441728 | 1973-02-14 | 257.09 |
| -37 | 2441977 | 1973-10-21 | 257.61 |
| -36 | 2442237 | 1974-07-08 | 256.94 |
| -35 | 2442500 | 1975-03-28 | 256.04 |
| -34 | 2442735 | 1975-11-18 | 255.57 |
| -33 | 2443003 | 1976-08-12 | 256.21 |
| -32 | 2443262 | 1977-04-28 | 257.2 |
| -31 | 2443508 | 1977-12-30 | 257.1 |
| -30 | 2443771 | 1978-09-19 | 257.7 |
| -29 | 2444029 | 1979-06-04 | 259.05 |
| -28 | 2444294 | 1980-02-24 | 258.98 |
| -27 | 2444557 | 1980-11-13 | 259.91 |
| -26 | 2444800 | 1981-07-14 | 260.81 |
| -25 | 2445068 | 1982-04-08 | 260.87 |
| -24 | 2445335 | 1982-12-31 | 261.19 |
| -23 | 2445589 | 1983-09-11 | 261.21 |
| -22 | 2445860 | 1984-06-08 | 261.72 |
| -21 | 2446120 | 1985-02-23 | 262.36 |
| -20 | 2446378 | 1985-11-08 | 262.11 |
| -19 | 2446642 | 1986-07-30 | 261.82 |
| -18 | 2446900 | 1987-04-14 | 261.27 |
| -17 | 2447167 | 1988-01-06 | 260.51 |
| -16 | 2447429 | 1988-09-24 | 259.78 |
| -15 | 2447692 | 1989-06-14 | 259.55 |
| -14 | 2447948 | 1990-02-25 | 258.75 |
| -13 | 2448198 | 1990-11-02 | 258.01 |
| -12 | 2448461 | 1991-07-23 | 256.95 |
| -11 | 2448711 | 1992-03-29 | 256.67 |
| -10 | 2448980 | 1992-12-23 | 256.6 |
| -9 | 2449230 | 1993-08-30 | 256.65 |
| -8 | 2449485 | 1994-05-12 | 257 |
| -7 | 2449737 | 1995-01-19 | 257.06 |
| -6 | 2450001 | 1995-10-10 | 257.25 |
| -5 | 2450258 | 1996-06-23 | 256.78 |
| -4 | 2450511 | 1997-03-03 | 257.29 |
| -3 | 2450774 | 1997-11-21 | 257.19 |
| -2 | 2451033 | 1998-08-07 | 256.79 |
| -1 | 2451287 | 1999-04-18 | 256.55 |
| 0 | 2451538 | 1999-12-25 | 256.99 |
| 1 | 2451802 | 2000-09-14 | 257.1 |
| 2 | 2452053 | 2001-05-23 | 256.8 |
| 3 | 2452305 | 2002-01-30 | 256.77 |
| 4 | 2452570 | 2002-10-22 | 256.95 |
| 5 | 2452835 | 2003-07-14 | 257.4 |
| 6 | 2453086 | 2004-03-21 | 257.25 |
| 7 | 2453339 | 2004-11-29 | 257.63 |
| 8 | 2453595 | 2005-08-12 | 257.84 |
| 9 | 2453853 | 2006-04-27 | 257.75 |
| 10 | 2454118 | 2007-01-17 | 257.98 |
| 11 | 2454370 | 2007-09-26 | 258.85 |
| 12 | 2454631 | 2008-06-13 | 259.35 |
| 13 | 2454892 | 2009-03-01 | 259.68 |
| 14 | 2455151 | 2009-11-15 | 259.81 |
| 15 | 2455409 | 2010-07-31 | 259.9 |
| 16 | 2455673 | 2011-04-21 | 260.35 |
| 17 | 2455931 | 2012-01-04 | 260.35 |
| 18 | 2456193 | 2012-09-22 | 260.05 |
| 19 | 2456452 | 2013-06-08 | 259.53 |
| 20 | 2456713 | 2014-02-24 | 258.83 |
| 21 | 2456975 | 2014-11-13 | 258.25 |
| 22 | 2457234 | 2015-07-30 | 257.6 |
| 23 | 2457487 | 2016-04-08 | 257.25 |
| 24 | 2457740 | 2016-12-17 | 256.67 |
| 25 | 2457995 | 2017-08-29 | 256.11 |
| 26 | 2458257 | 2018-05-18 | 256.06 |
| 27 | 2458508 | 2019-01-24 | 256.62 |
| 28 | 2458772 | 2019-10-15 | 256.96 |
| 29 | 2459021 | 2020-06-20 | 257.25 |
| 30 | 2459276 | 2021-03-02 | 257.37 |
| 31 | 2459539 | 2021-11-20 | 257.29 |
| 32 | 2459803 | 2022-08-11 | 258.03 |
| 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. |