| E | O (JD) | O (dat) | Period |
| -171 | 2401031 | 1861-09-12 | 229.11 |
| -168 | 2401703 | 1863-07-16 | 230.14 |
| -165 | 2402402 | 1865-06-14 | 231.13 |
| -163 | 2402879 | 1866-10-04 | 230.48 |
| -162 | 2403092 | 1867-05-05 | 230.78 |
| -160 | 2403562 | 1868-08-17 | 230.94 |
| -159 | 2403793 | 1869-04-05 | 230.63 |
| -157 | 2404254 | 1870-07-10 | 230.89 |
| -155 | 2404711 | 1871-10-10 | 231.24 |
| -146 | 2406784 | 1877-06-13 | 231.2 |
| -136 | 2409106 | 1883-10-22 | 230.69 |
| -133 | 2409795 | 1885-09-10 | 230.49 |
| -130 | 2410502 | 1887-08-18 | 230.59 |
| -125 | 2411650 | 1890-10-09 | 230.05 |
| -123 | 2412084 | 1891-12-17 | 229.52 |
| -122 | 2412324 | 1892-08-13 | 229.25 |
| -120 | 2412776 | 1893-11-08 | 228.33 |
| -119 | 2413006 | 1894-06-26 | 228.96 |
| -117 | 2413469 | 1895-10-02 | 229.67 |
| -114 | 2414164 | 1897-08-27 | 229.76 |
| -111 | 2414838 | 1899-07-02 | 230.55 |
| -109 | 2415307 | 1900-10-14 | 230.23 |
| -103 | 2416680 | 1904-07-18 | 229.08 |
| -101 | 2417151 | 1905-11-01 | 228.97 |
| -100 | 2417392 | 1906-06-30 | 229.07 |
| -98 | 2417832 | 1907-09-13 | 229.71 |
| -97 | 2418048 | 1908-04-16 | 230.5 |
| -96 | 2418281 | 1908-12-05 | 229.64 |
| -95 | 2418507 | 1909-07-19 | 230.39 |
| -93 | 2418993 | 1910-11-17 | 231.97 |
| -87 | 2420370 | 1914-08-25 | 232.33 |
| -84 | 2421062 | 1916-07-17 | 232.32 |
| -83 | 2421304 | 1917-03-16 | 231.65 |
| -82 | 2421535 | 1917-11-02 | 231.31 |
| -81 | 2421764 | 1918-06-19 | 231.9 |
| -79 | 2422226 | 1919-09-24 | 231.56 |
| -78 | 2422455 | 1920-05-10 | 231.39 |
| -76 | 2422922 | 1921-08-20 | 231.28 |
| -75 | 2423148 | 1922-04-03 | 231.29 |
| -74 | 2423386 | 1922-11-27 | 232.06 |
| -73 | 2423618 | 1923-07-17 | 233.07 |
| -72 | 2423844 | 1924-02-28 | 233.75 |
| -71 | 2424078 | 1924-10-19 | 234.37 |
| -70 | 2424316 | 1925-06-14 | 234.56 |
| -68 | 2424790 | 1926-10-01 | 234.75 |
| -67 | 2425020 | 1927-05-19 | 234.88 |
| -66 | 2425264 | 1928-01-18 | 234 |
| -65 | 2425493 | 1928-09-03 | 233.33 |
| -64 | 2425725 | 1929-04-23 | 233.28 |
| -63 | 2425955 | 1929-12-09 | 232.79 |
| -62 | 2426183 | 1930-07-25 | 231.72 |
| -61 | 2426423 | 1931-03-22 | 230.21 |
| -60 | 2426653 | 1931-11-07 | 229.57 |
| -59 | 2426890 | 1932-07-01 | 229.71 |
| -58 | 2427111 | 1933-02-07 | 228.86 |
| -57 | 2427330 | 1933-09-14 | 227.79 |
| -56 | 2427564 | 1934-05-06 | 227.21 |
| -55 | 2427790 | 1934-12-18 | 227.78 |
| -54 | 2428020 | 1935-08-05 | 229.21 |
| -53 | 2428245 | 1936-03-17 | 229.65 |
| -52 | 2428479 | 1936-11-06 | 229.79 |
| -51 | 2428711 | 1937-06-26 | 230.79 |
| -50 | 2428939 | 1938-02-09 | 231.18 |
| -49 | 2429170 | 1938-09-28 | 231.44 |
| -48 | 2429401 | 1939-05-17 | 231.69 |
| -46 | 2429871 | 1940-08-29 | 231.82 |
| -45 | 2430093 | 1941-04-08 | 232.18 |
| -44 | 2430334 | 1941-12-05 | 232.75 |
| -43 | 2430563 | 1942-07-22 | 233.01 |
| -42 | 2430796 | 1943-03-12 | 232.43 |
| -41 | 2431028 | 1943-10-30 | 231.64 |
| -40 | 2431267 | 1944-06-25 | 230.64 |
| -39 | 2431500 | 1945-02-13 | 230.78 |
| -38 | 2431718 | 1945-09-19 | 231.15 |
| -37 | 2431952 | 1946-05-11 | 230.5 |
| -36 | 2432174 | 1946-12-19 | 230.07 |
| -35 | 2432416 | 1947-08-18 | 230.78 |
| -34 | 2432644 | 1948-04-02 | 231 |
| -33 | 2432878 | 1948-11-22 | 231.36 |
| -32 | 2433110 | 1949-07-12 | 231.08 |
| -31 | 2433339 | 1950-02-26 | 230.07 |
| -30 | 2433565 | 1950-10-10 | 229.35 |
| -29 | 2433800 | 1951-06-02 | 228.93 |
| -28 | 2434025 | 1952-01-13 | 229.15 |
| -27 | 2434256 | 1952-08-31 | 229.36 |
| -26 | 2434477 | 1953-04-09 | 229.5 |
| -25 | 2434716 | 1953-12-04 | 229.64 |
| -24 | 2434941 | 1954-07-17 | 230.35 |
| -23 | 2435174 | 1955-03-07 | 231.43 |
| -22 | 2435404 | 1955-10-23 | 231.65 |
| -21 | 2435636 | 1956-06-11 | 231.28 |
| -20 | 2435870 | 1957-01-31 | 231.14 |
| -19 | 2436103 | 1957-09-21 | 230.64 |
| -18 | 2436333 | 1958-05-09 | 230.93 |
| -17 | 2436562 | 1958-12-24 | 231.29 |
| -16 | 2436789 | 1959-08-08 | 230.78 |
| -15 | 2437018 | 1960-03-24 | 231.57 |
| -14 | 2437255 | 1960-11-16 | 231.85 |
| -13 | 2437489 | 1961-07-08 | 231.36 |
| -12 | 2437715 | 1962-02-19 | 231.72 |
| -11 | 2437963 | 1962-10-25 | 231.43 |
| -10 | 2438178 | 1963-05-28 | 230.28 |
| -9 | 2438412 | 1964-01-17 | 229.57 |
| -8 | 2438639 | 1964-08-31 | 228.29 |
| -7 | 2438874 | 1965-04-23 | 228.15 |
| -6 | 2439094 | 1965-11-29 | 229.14 |
| -5 | 2439324 | 1966-07-17 | 228.78 |
| -4 | 2439550 | 1967-02-28 | 228.57 |
| -3 | 2439785 | 1967-10-21 | 228.79 |
| -2 | 2440013 | 1968-06-05 | 229.08 |
| -1 | 2440241 | 1969-01-19 | 229.93 |
| 0 | 2440472 | 1969-09-07 | 230.57 |
| 1 | 2440699 | 1970-04-22 | 230.5 |
| 2 | 2440926 | 1970-12-05 | 231 |
| 3 | 2441167 | 1971-08-03 | 230.72 |
| 4 | 2441396 | 1972-03-19 | 230.93 |
| 5 | 2441629 | 1972-11-07 | 231.43 |
| 6 | 2441859 | 1973-06-25 | 230.43 |
| 7 | 2442084 | 1974-02-05 | 229.79 |
| 8 | 2442320 | 1974-09-29 | 230 |
| 9 | 2442545 | 1975-05-12 | 229.85 |
| 10 | 2442774 | 1975-12-27 | 230.14 |
| 11 | 2443006 | 1976-08-15 | 230.5 |
| 12 | 2443239 | 1977-04-05 | 230.79 |
| 13 | 2443467 | 1977-11-19 | 230.93 |
| 14 | 2443698 | 1978-07-08 | 230.43 |
| 15 | 2443933 | 1979-02-28 | 229.64 |
| 16 | 2444163 | 1979-10-16 | 229.35 |
| 17 | 2444389 | 1980-05-29 | 230.43 |
| 18 | 2444617 | 1981-01-12 | 231 |
| 19 | 2444843 | 1981-08-26 | 230.71 |
| 20 | 2445074 | 1982-04-14 | 231 |
| 21 | 2445317 | 1982-12-13 | 231.35 |
| 22 | 2445548 | 1983-08-01 | 231.86 |
| 23 | 2445778 | 1984-03-18 | 232.72 |
| 24 | 2446008 | 1984-11-03 | 232.35 |
| 25 | 2446237 | 1985-06-20 | 231.35 |
| 26 | 2446469 | 1986-02-07 | 231.5 |
| 27 | 2446706 | 1986-10-02 | 231.93 |
| 28 | 2446938 | 1987-05-22 | 232.15 |
| 29 | 2447166 | 1988-01-05 | 232.64 |
| 30 | 2447401 | 1988-08-27 | 232.35 |
| 31 | 2447632 | 1989-04-15 | 231.35 |
| 32 | 2447863 | 1989-12-02 | 231.22 |
| 33 | 2448100 | 1990-07-27 | 230.22 |
| 34 | 2448328 | 1991-03-12 | 230.14 |
| 35 | 2448555 | 1991-10-25 | 231.35 |
| 36 | 2448786 | 1992-06-12 | 230.78 |
| 37 | 2449004 | 1993-01-16 | 230.72 |
| 38 | 2449251 | 1993-09-20 | 231.93 |
| 39 | 2449483 | 1994-05-10 | 232.07 |
| 40 | 2449711 | 1994-12-24 | 232.5 |
| 41 | 2449947 | 1995-08-17 | 232.43 |
| 42 | 2450183 | 1996-04-09 | 230.86 |
| 43 | 2450407 | 1996-11-19 | 230.29 |
| 44 | 2450638 | 1997-07-08 | 229.43 |
| 45 | 2450871 | 1998-02-26 | 228.85 |
| 46 | 2451095 | 1998-10-08 | 229.28 |
| 47 | 2451323 | 1999-05-24 | 229 |
| 48 | 2451547 | 2000-01-03 | 228.72 |
| 49 | 2451787 | 2000-08-30 | 229.35 |
| 50 | 2452013 | 2001-04-13 | 230.14 |
| 51 | 2452238 | 2001-11-24 | 230.57 |
| 52 | 2452473 | 2002-07-17 | 230.15 |
| 53 | 2452704 | 2003-03-05 | 229.93 |
| 54 | 2452936 | 2003-10-23 | 230.71 |
| 55 | 2453162 | 2004-06-05 | 231.21 |
| 56 | 2453394 | 2005-01-23 | 231.14 |
| 57 | 2453625 | 2005-09-11 | 231.36 |
| 58 | 2453856 | 2006-04-30 | 231.86 |
| 59 | 2454092 | 2006-12-22 | 232.28 |
| 60 | 2454321 | 2007-08-08 | 232.07 |
| 61 | 2454558 | 2008-04-01 | 232.28 |
| 62 | 2454786 | 2008-11-15 | 232.36 |
| 63 | 2455022 | 2009-07-09 | 231.79 |
| 64 | 2455246 | 2010-02-18 | 231.21 |
| 65 | 2455487 | 2010-10-17 | 230.93 |
| 66 | 2455714 | 2011-06-01 | 230.78 |
| 67 | 2455944 | 2012-01-17 | 231.29 |
| 68 | 2456172 | 2012-09-01 | 231 |
| 69 | 2456405 | 2013-04-22 | 230 |
| 70 | 2456634 | 2013-12-07 | 230.64 |
| 71 | 2456872 | 2014-08-02 | 230.78 |
| 72 | 2457095 | 2015-03-13 | 230.86 |
| 73 | 2457326 | 2015-10-30 | 231.22 |
| 74 | 2457561 | 2016-06-21 | 231.07 |
| 75 | 2457786 | 2017-02-01 | 231.78 |
| 76 | 2458023 | 2017-09-26 | 231.78 |
| 77 | 2458253 | 2018-05-14 | 231.36 |
| 78 | 2458488 | 2019-01-04 | 231.72 |
| 79 | 2458724 | 2019-08-28 | 230.93 |
| 80 | 2458942 | 2020-04-02 | 231 |
| 81 | 2459184 | 2020-11-30 | 231.28 |
| 82 | 2459407 | 2021-07-11 | 229.32 |
| 83 | 2459635 | 2022-02-24 | 230.76 |
| 84 | 2459875 | 2022-10-22 | 233.3 |
| 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. |