| E | O (JD) | O (dat) | Period |
| -206 | 2407720 | 1880-01-05 | 173.63 |
| -202 | 2408407 | 1881-11-22 | 172.78 |
| -196 | 2409460 | 1884-10-10 | 172.33 |
| -194 | 2409808 | 1885-09-23 | 173.1 |
| -192 | 2410151 | 1886-09-01 | 173.27 |
| -191 | 2410311 | 1887-02-08 | 172.63 |
| -185 | 2411354 | 1889-12-17 | 171.95 |
| -183 | 2411705 | 1890-12-03 | 172.12 |
| -181 | 2412046 | 1891-11-09 | 172.76 |
| -179 | 2412381 | 1892-10-09 | 173.34 |
| -174 | 2413249 | 1895-02-24 | 172.82 |
| -172 | 2413595 | 1896-02-05 | 172.47 |
| -170 | 2413950 | 1897-01-25 | 173.06 |
| -168 | 2414302 | 1898-01-12 | 173.65 |
| -166 | 2414633 | 1898-12-09 | 173.39 |
| -164 | 2414982 | 1899-11-23 | 172.84 |
| -162 | 2415329 | 1900-11-05 | 172.43 |
| -160 | 2415684 | 1901-10-26 | 172.35 |
| -153 | 2416882 | 1905-02-05 | 172.44 |
| -152 | 2417058 | 1905-07-31 | 172.71 |
| -151 | 2417229 | 1906-01-18 | 172.82 |
| -149 | 2417566 | 1906-12-21 | 173.21 |
| -147 | 2417912 | 1907-12-02 | 173.81 |
| -145 | 2418271 | 1908-11-25 | 173.25 |
| -143 | 2418618 | 1909-11-07 | 173.59 |
| -141 | 2418971 | 1910-10-26 | 174.41 |
| -132 | 2420531 | 1915-02-02 | 174.26 |
| -131 | 2420686 | 1915-07-07 | 174.15 |
| -130 | 2420879 | 1916-01-16 | 174.62 |
| -129 | 2421052 | 1916-07-07 | 174.52 |
| -128 | 2421230 | 1917-01-01 | 174.24 |
| -126 | 2421580 | 1917-12-17 | 174.74 |
| -124 | 2421946 | 1918-12-18 | 174.83 |
| -122 | 2422268 | 1919-11-05 | 174.33 |
| -120 | 2422608 | 1920-10-10 | 173.87 |
| -118 | 2422976 | 1921-10-13 | 173.19 |
| -117 | 2423151 | 1922-04-06 | 173.37 |
| -116 | 2423315 | 1922-09-17 | 174.76 |
| -115 | 2423494 | 1923-03-15 | 173.4 |
| -114 | 2423669 | 1923-09-06 | 171.29 |
| -113 | 2423839 | 1924-02-23 | 171.64 |
| -112 | 2424008 | 1924-08-10 | 172.14 |
| -111 | 2424177 | 1925-01-26 | 171.07 |
| -110 | 2424348 | 1925-07-16 | 171.29 |
| -109 | 2424521 | 1926-01-05 | 172.64 |
| -108 | 2424698 | 1926-07-01 | 173.14 |
| -107 | 2424860 | 1926-12-10 | 173.29 |
| -106 | 2425046 | 1927-06-14 | 172.64 |
| -105 | 2425218 | 1927-12-03 | 172 |
| -104 | 2425391 | 1928-05-24 | 172.43 |
| -103 | 2425560 | 1928-11-09 | 172.5 |
| -102 | 2425726 | 1929-04-24 | 172.57 |
| -101 | 2425901 | 1929-10-16 | 173.07 |
| -100 | 2426071 | 1930-04-04 | 174.07 |
| -99 | 2426250 | 1930-09-30 | 174.43 |
| -98 | 2426430 | 1931-03-29 | 173.29 |
| -97 | 2426602 | 1931-09-17 | 173.57 |
| -96 | 2426786 | 1932-03-19 | 174.36 |
| -95 | 2426942 | 1932-08-22 | 173.64 |
| -94 | 2427111 | 1933-02-07 | 172.86 |
| -93 | 2427291 | 1933-08-06 | 171.93 |
| -92 | 2427471 | 1934-02-02 | 172.21 |
| -91 | 2427640 | 1934-07-21 | 173.71 |
| -90 | 2427812 | 1935-01-09 | 174.64 |
| -89 | 2427983 | 1935-06-29 | 174.5 |
| -88 | 2428156 | 1935-12-19 | 173.79 |
| -87 | 2428329 | 1936-06-09 | 173.93 |
| -86 | 2428518 | 1936-12-15 | 173.65 |
| -85 | 2428687 | 1937-06-02 | 174.06 |
| -84 | 2428857 | 1937-11-19 | 174.5 |
| -82 | 2429204 | 1938-11-01 | 174.11 |
| -80 | 2429543 | 1939-10-06 | 173.78 |
| -79 | 2429729 | 1940-04-09 | 173.89 |
| -78 | 2429897 | 1940-09-24 | 174.24 |
| -77 | 2430084 | 1941-03-30 | 174.73 |
| -76 | 2430249 | 1941-09-11 | 174.57 |
| -75 | 2430425 | 1942-03-06 | 174.29 |
| -74 | 2430598 | 1942-08-26 | 174.93 |
| -73 | 2430770 | 1943-02-14 | 175.5 |
| -72 | 2430946 | 1943-08-09 | 174.93 |
| -71 | 2431120 | 1944-01-30 | 174.43 |
| -70 | 2431310 | 1944-08-07 | 175.29 |
| -69 | 2431480 | 1945-01-24 | 175.5 |
| -68 | 2431643 | 1945-07-06 | 175.57 |
| -67 | 2431822 | 1946-01-01 | 174.07 |
| -66 | 2432000 | 1946-06-28 | 171.86 |
| -65 | 2432173 | 1946-12-18 | 172.71 |
| -64 | 2432351 | 1947-06-14 | 173.43 |
| -63 | 2432516 | 1947-11-26 | 173.43 |
| -62 | 2432680 | 1948-05-08 | 174.07 |
| -61 | 2432861 | 1948-11-05 | 173.43 |
| -60 | 2433032 | 1949-04-25 | 173.07 |
| -59 | 2433218 | 1949-10-28 | 173.86 |
| -58 | 2433392 | 1950-04-20 | 173.36 |
| -57 | 2433560 | 1950-10-05 | 173.14 |
| -56 | 2433730 | 1951-03-24 | 173.14 |
| -55 | 2433900 | 1951-09-10 | 172.5 |
| -54 | 2434068 | 1952-02-25 | 173.07 |
| -53 | 2434249 | 1952-08-24 | 174 |
| -52 | 2434425 | 1953-02-16 | 174.57 |
| -51 | 2434600 | 1953-08-10 | 175.21 |
| -50 | 2434775 | 1954-02-01 | 175.07 |
| -49 | 2434951 | 1954-07-27 | 174.36 |
| -48 | 2435123 | 1955-01-15 | 174.5 |
| -47 | 2435298 | 1955-07-09 | 174.36 |
| -46 | 2435470 | 1955-12-28 | 173.64 |
| -45 | 2435645 | 1956-06-20 | 173.29 |
| -44 | 2435823 | 1956-12-15 | 173.14 |
| -43 | 2435993 | 1957-06-03 | 173.29 |
| -42 | 2436164 | 1957-11-21 | 173.64 |
| -41 | 2436336 | 1958-05-12 | 172.71 |
| -40 | 2436509 | 1958-11-01 | 172 |
| -39 | 2436685 | 1959-04-26 | 172.5 |
| -38 | 2436861 | 1959-10-19 | 173.14 |
| -37 | 2437025 | 1960-03-31 | 173.57 |
| -36 | 2437199 | 1960-09-21 | 173.43 |
| -35 | 2437373 | 1961-03-14 | 172.64 |
| -34 | 2437551 | 1961-09-08 | 172.71 |
| -33 | 2437724 | 1962-02-28 | 173.21 |
| -32 | 2437898 | 1962-08-21 | 173.29 |
| -31 | 2438065 | 1963-02-04 | 173.21 |
| -30 | 2438239 | 1963-07-28 | 173 |
| -29 | 2438410 | 1964-01-15 | 172.57 |
| -28 | 2438588 | 1964-07-11 | 172.36 |
| -27 | 2438761 | 1964-12-31 | 172.64 |
| -26 | 2438936 | 1965-06-24 | 173.36 |
| -25 | 2439102 | 1965-12-07 | 173.64 |
| -24 | 2439274 | 1966-05-28 | 172.86 |
| -23 | 2439447 | 1966-11-17 | 171.93 |
| -22 | 2439629 | 1967-05-18 | 172.93 |
| -21 | 2439800 | 1967-11-05 | 174.64 |
| -20 | 2439969 | 1968-04-22 | 174.57 |
| -19 | 2440135 | 1968-10-05 | 173.14 |
| -18 | 2440324 | 1969-04-12 | 171.86 |
| -17 | 2440497 | 1969-10-02 | 171.86 |
| -16 | 2440668 | 1970-03-22 | 172.14 |
| -15 | 2440832 | 1970-09-02 | 171.43 |
| -14 | 2441003 | 1971-02-20 | 170.5 |
| -13 | 2441172 | 1971-08-08 | 170.64 |
| -12 | 2441342 | 1972-01-25 | 171.64 |
| -11 | 2441517 | 1972-07-18 | 172.71 |
| -10 | 2441691 | 1973-01-08 | 172.64 |
| -9 | 2441863 | 1973-06-29 | 173.29 |
| -8 | 2442040 | 1973-12-23 | 174.36 |
| -7 | 2442213 | 1974-06-14 | 174.14 |
| -6 | 2442379 | 1974-11-27 | 173.79 |
| -5 | 2442561 | 1975-05-28 | 173.5 |
| -4 | 2442739 | 1975-11-22 | 173.71 |
| -3 | 2442907 | 1976-05-08 | 174.29 |
| -2 | 2443080 | 1976-10-28 | 173.36 |
| -1 | 2443252 | 1977-04-18 | 172.14 |
| 0 | 2443433 | 1977-10-16 | 172.07 |
| 1 | 2443599 | 1978-03-31 | 173.14 |
| 2 | 2443768 | 1978-09-16 | 173.79 |
| 3 | 2443942 | 1979-03-09 | 173 |
| 4 | 2444113 | 1979-08-27 | 172.21 |
| 5 | 2444298 | 1980-02-28 | 172.57 |
| 6 | 2444467 | 1980-08-15 | 173.21 |
| 7 | 2444640 | 1981-02-04 | 173.5 |
| 8 | 2444803 | 1981-07-17 | 172.71 |
| 9 | 2444980 | 1982-01-10 | 171.57 |
| 10 | 2445155 | 1982-07-04 | 171.36 |
| 11 | 2445329 | 1982-12-25 | 171.86 |
| 12 | 2445500 | 1983-06-14 | 172.29 |
| 13 | 2445667 | 1983-11-28 | 172.21 |
| 14 | 2445839 | 1984-05-18 | 172.07 |
| 15 | 2446010 | 1984-11-05 | 172.07 |
| 16 | 2446185 | 1985-04-29 | 172.93 |
| 17 | 2446361 | 1985-10-22 | 174.07 |
| 18 | 2446532 | 1986-04-11 | 174.14 |
| 19 | 2446706 | 1986-10-02 | 173.86 |
| 20 | 2446882 | 1987-03-27 | 174.79 |
| 21 | 2447061 | 1987-09-22 | 175.14 |
| 22 | 2447226 | 1988-03-05 | 174.29 |
| 23 | 2447403 | 1988-08-29 | 174.21 |
| 24 | 2447590 | 1989-03-04 | 174.14 |
| 25 | 2447755 | 1989-08-16 | 174 |
| 26 | 2447923 | 1990-01-31 | 174.36 |
| 27 | 2448104 | 1990-07-31 | 173.71 |
| 28 | 2448277 | 1991-01-20 | 173 |
| 29 | 2448446 | 1991-07-08 | 173.36 |
| 30 | 2448624 | 1992-01-02 | 174.07 |
| 31 | 2448801 | 1992-06-27 | 174.43 |
| 32 | 2448966 | 1992-12-09 | 174.21 |
| 33 | 2449139 | 1993-05-31 | 173.79 |
| 34 | 2449325 | 1993-12-03 | 173.14 |
| 35 | 2449498 | 1994-05-25 | 173.29 |
| 36 | 2449664 | 1994-11-07 | 173.93 |
| 37 | 2449839 | 1995-05-01 | 173.07 |
| 38 | 2450010 | 1995-10-19 | 172.57 |
| 39 | 2450183 | 1996-04-09 | 173.21 |
| 40 | 2450357 | 1996-09-30 | 173.86 |
| 41 | 2450530 | 1997-03-22 | 174.79 |
| 42 | 2450709 | 1997-09-17 | 174.71 |
| 43 | 2450878 | 1998-03-05 | 174.79 |
| 44 | 2451059 | 1998-09-02 | 175.57 |
| 45 | 2451237 | 1999-02-27 | 175.43 |
| 46 | 2451402 | 1999-08-11 | 175.57 |
| 47 | 2451585 | 2000-02-10 | 175.21 |
| 48 | 2451760 | 2000-08-03 | 173.86 |
| 49 | 2451935 | 2001-01-25 | 174.07 |
| 50 | 2452110 | 2001-07-19 | 174.07 |
| 51 | 2452280 | 2002-01-05 | 172.86 |
| 52 | 2452450 | 2002-06-24 | 172.71 |
| 53 | 2452626 | 2002-12-17 | 173.43 |
| 54 | 2452798 | 2003-06-07 | 173.57 |
| 55 | 2452967 | 2003-11-23 | 173.57 |
| 56 | 2453146 | 2004-05-20 | 173.29 |
| 57 | 2453327 | 2004-11-17 | 172.93 |
| 58 | 2453493 | 2005-05-02 | 172.93 |
| 59 | 2453667 | 2005-10-23 | 172.86 |
| 60 | 2453835 | 2006-04-09 | 172 |
| 61 | 2454010 | 2006-10-01 | 171.86 |
| 62 | 2454176 | 2007-03-16 | 172.36 |
| 63 | 2454357 | 2007-09-13 | 171.29 |
| 64 | 2454524 | 2008-02-27 | 171.43 |
| 65 | 2454702 | 2008-08-23 | 173 |
| 66 | 2454871 | 2009-02-08 | 173.14 |
| 67 | 2455029 | 2009-07-16 | 172.86 |
| 68 | 2455216 | 2010-01-19 | 172.36 |
| 69 | 2455392 | 2010-07-14 | 171.14 |
| 70 | 2455565 | 2011-01-03 | 173.07 |
| 71 | 2455736 | 2011-06-23 | 173.79 |
| 72 | 2455903 | 2011-12-07 | 172.14 |
| 73 | 2456066 | 2012-05-18 | 171.5 |
| 74 | 2456257 | 2012-11-25 | 171.29 |
| 75 | 2456421 | 2013-05-08 | 172.07 |
| 76 | 2456597 | 2013-10-31 | 173.29 |
| 77 | 2456761 | 2014-04-13 | 172.86 |
| 78 | 2456938 | 2014-10-07 | 172.21 |
| 79 | 2457110 | 2015-03-28 | 172.64 |
| 80 | 2457285 | 2015-09-19 | 173.14 |
| 81 | 2457458 | 2016-03-10 | 173.36 |
| 82 | 2457631 | 2016-08-30 | 173 |
| 83 | 2457804 | 2017-02-19 | 173.5 |
| 84 | 2457978 | 2017-08-12 | 173.14 |
| 85 | 2458148 | 2018-01-29 | 173.14 |
| 86 | 2458322 | 2018-07-22 | 173.43 |
| 87 | 2458502 | 2019-01-18 | 173.21 |
| 88 | 2458665 | 2019-06-30 | 172.93 |
| 89 | 2458848 | 2019-12-30 | 173 |
| 90 | 2459015 | 2020-06-14 | 172.36 |
| 91 | 2459192 | 2020-12-08 | 171.36 |
| 92 | 2459355 | 2021-05-20 | 171.16 |
| 93 | 2459537 | 2021-11-18 | 171 |
| 94 | 2459700 | 2022-04-30 | 170.33 |
| 95 | 2459866 | 2022-10-13 | 169 |
| 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. |