| E | O (JD) | O (dat) | Period |
| -223 | 2411598 | 1890-08-18 | 136.99 |
| -215 | 2412700 | 1893-08-24 | 136.99 |
| -210 | 2413382 | 1895-07-07 | 136.73 |
| -199 | 2414890 | 1899-08-23 | 137.05 |
| -194 | 2415574 | 1901-07-08 | 137.11 |
| -193 | 2415711 | 1901-11-22 | 136.85 |
| -189 | 2416250 | 1903-05-15 | 136.63 |
| -186 | 2416679 | 1904-07-17 | 136.34 |
| -183 | 2417080 | 1905-08-22 | 136.5 |
| -181 | 2417350 | 1906-05-19 | 136.54 |
| -180 | 2417480 | 1906-09-26 | 136.09 |
| -178 | 2417756 | 1907-06-29 | 136.44 |
| -175 | 2418170 | 1908-08-16 | 137 |
| -172 | 2418570 | 1909-09-20 | 137.09 |
| -170 | 2418850 | 1910-06-27 | 137.33 |
| -167 | 2419275 | 1911-08-26 | 137.16 |
| -162 | 2419950 | 1913-07-01 | 137.15 |
| -156 | 2420775 | 1915-10-04 | 137.29 |
| -153 | 2421190 | 1916-11-22 | 136.91 |
| -148 | 2421868 | 1918-10-01 | 136.88 |
| -145 | 2422278 | 1919-11-15 | 136.95 |
| -142 | 2422693 | 1921-01-03 | 136.47 |
| -141 | 2422825 | 1921-05-15 | 136.28 |
| -140 | 2422970 | 1921-10-07 | 136.09 |
| -138 | 2423233 | 1922-06-27 | 136.06 |
| -137 | 2423372 | 1922-11-13 | 136 |
| -136 | 2423502 | 1923-03-23 | 135.56 |
| -135 | 2423638 | 1923-08-06 | 136.34 |
| -134 | 2423782 | 1923-12-28 | 137.29 |
| -133 | 2423912 | 1924-05-06 | 137.79 |
| -132 | 2424052 | 1924-09-23 | 138.07 |
| -131 | 2424196 | 1925-02-14 | 136.43 |
| -130 | 2424331 | 1925-06-29 | 136.29 |
| -129 | 2424472 | 1925-11-17 | 137.22 |
| -127 | 2424739 | 1926-08-11 | 136.61 |
| -126 | 2424864 | 1926-12-14 | 136.11 |
| -124 | 2425147 | 1927-09-23 | 136.42 |
| -123 | 2425287 | 1928-02-10 | 136.58 |
| -122 | 2425420 | 1928-06-22 | 137.05 |
| -121 | 2425557 | 1928-11-06 | 136.74 |
| -119 | 2425838 | 1929-08-14 | 136.72 |
| -118 | 2425968 | 1929-12-22 | 137.22 |
| -116 | 2426239 | 1930-09-19 | 135.74 |
| -115 | 2426370 | 1931-01-28 | 134.11 |
| -114 | 2426525 | 1931-07-02 | 134.42 |
| -113 | 2426652 | 1931-11-06 | 135.79 |
| -111 | 2426904 | 1932-07-15 | 135.94 |
| -110 | 2427039 | 1932-11-27 | 135.11 |
| -108 | 2427321 | 1933-09-05 | 135 |
| -107 | 2427466 | 1934-01-28 | 136.67 |
| -106 | 2427590 | 1934-06-01 | 137.73 |
| -105 | 2427737 | 1934-10-26 | 137.38 |
| -103 | 2428005 | 1935-07-21 | 136.25 |
| -100 | 2428421 | 1936-09-09 | 135.9 |
| -99 | 2428552 | 1937-01-18 | 136.29 |
| -98 | 2428693 | 1937-06-08 | 136.15 |
| -97 | 2428819 | 1937-10-12 | 135.5 |
| -96 | 2428955 | 1938-02-25 | 134.93 |
| -95 | 2429098 | 1938-07-18 | 135.43 |
| -94 | 2429231 | 1938-11-28 | 135.79 |
| -93 | 2429363 | 1939-04-09 | 136 |
| -92 | 2429499 | 1939-08-23 | 135.65 |
| -91 | 2429642 | 1940-01-13 | 136.28 |
| -90 | 2429771 | 1940-05-21 | 136.7 |
| -89 | 2429907 | 1940-10-04 | 136.06 |
| -88 | 2430045 | 1941-02-19 | 135.35 |
| -87 | 2430192 | 1941-07-16 | 135.86 |
| -86 | 2430316 | 1941-11-17 | 136.29 |
| -85 | 2430451 | 1942-04-01 | 134.72 |
| -84 | 2430585 | 1942-08-13 | 133.65 |
| -83 | 2430730 | 1943-01-05 | 134.43 |
| -82 | 2430856 | 1943-05-11 | 135.5 |
| -81 | 2430982 | 1943-09-14 | 136.14 |
| -80 | 2431126 | 1944-02-05 | 135.92 |
| -79 | 2431264 | 1944-06-22 | 135.28 |
| -78 | 2431400 | 1944-11-05 | 136.71 |
| -77 | 2431542 | 1945-03-27 | 137.93 |
| -76 | 2431676 | 1945-08-08 | 136.93 |
| -75 | 2431804 | 1945-12-14 | 135.86 |
| -74 | 2431948 | 1946-05-07 | 136.15 |
| -73 | 2432091 | 1946-09-27 | 136.43 |
| -72 | 2432216 | 1947-01-30 | 137 |
| -71 | 2432350 | 1947-06-13 | 138.5 |
| -70 | 2432498 | 1947-11-08 | 137.13 |
| -69 | 2432630 | 1948-03-19 | 136.78 |
| -68 | 2432768 | 1948-08-04 | 138.79 |
| -67 | 2432923 | 1949-01-06 | 137.43 |
| -66 | 2433036 | 1949-04-29 | 136.36 |
| -65 | 2433186 | 1949-09-26 | 136.86 |
| -64 | 2433323 | 1950-02-10 | 136.08 |
| -63 | 2433449 | 1950-06-16 | 136.58 |
| -62 | 2433588 | 1950-11-02 | 136.57 |
| -61 | 2433726 | 1951-03-20 | 135.7 |
| -60 | 2433870 | 1951-08-11 | 137.42 |
| -59 | 2434001 | 1951-12-20 | 138 |
| -58 | 2434133 | 1952-04-30 | 136.72 |
| -57 | 2434276 | 1952-09-20 | 136 |
| -56 | 2434420 | 1953-02-11 | 136.79 |
| -55 | 2434549 | 1953-06-20 | 137.5 |
| -54 | 2434679 | 1953-10-28 | 137.15 |
| -53 | 2434821 | 1954-03-19 | 135.93 |
| -52 | 2434965 | 1954-08-10 | 134.85 |
| -51 | 2435094 | 1954-12-17 | 136.49 |
| -50 | 2435235 | 1955-05-07 | 137.63 |
| -49 | 2435364 | 1955-09-13 | 136.56 |
| -48 | 2435493 | 1956-01-20 | 135.85 |
| -47 | 2435646 | 1956-06-21 | 135.93 |
| -46 | 2435781 | 1956-11-03 | 136.08 |
| -45 | 2435917 | 1957-03-19 | 136.72 |
| -44 | 2436044 | 1957-07-24 | 136.15 |
| -43 | 2436188 | 1957-12-15 | 134.65 |
| -42 | 2436316 | 1958-04-22 | 135.22 |
| -41 | 2436455 | 1958-09-08 | 136.85 |
| -40 | 2436590 | 1959-01-21 | 136.85 |
| -39 | 2436722 | 1959-06-02 | 136.42 |
| -38 | 2436869 | 1959-10-27 | 136.78 |
| -37 | 2437008 | 1960-03-14 | 137.08 |
| -36 | 2437140 | 1960-07-24 | 136.86 |
| -35 | 2437274 | 1960-12-05 | 135.08 |
| -34 | 2437412 | 1961-04-22 | 134.79 |
| -33 | 2437552 | 1961-09-09 | 135.93 |
| -32 | 2437676 | 1962-01-11 | 136.36 |
| -31 | 2437806 | 1962-05-21 | 136.35 |
| -30 | 2437958 | 1962-10-20 | 136.7 |
| -29 | 2438093 | 1963-03-04 | 137.28 |
| -28 | 2438230 | 1963-07-19 | 138.57 |
| -27 | 2438365 | 1963-12-01 | 138.08 |
| -26 | 2438513 | 1964-04-27 | 137 |
| -25 | 2438637 | 1964-08-29 | 137.58 |
| -24 | 2438785 | 1965-01-24 | 138.5 |
| -23 | 2438912 | 1965-05-31 | 138.93 |
| -22 | 2439057 | 1965-10-23 | 138.43 |
| -21 | 2439192 | 1966-03-07 | 138 |
| -20 | 2439342 | 1966-08-04 | 137.99 |
| -19 | 2439481 | 1966-12-21 | 138.07 |
| -18 | 2439607 | 1967-04-26 | 137.72 |
| -17 | 2439747 | 1967-09-13 | 137.15 |
| -16 | 2439882 | 1968-01-26 | 136.22 |
| -15 | 2440020 | 1968-06-12 | 136.93 |
| -14 | 2440157 | 1968-10-27 | 137.36 |
| -13 | 2440297 | 1969-03-16 | 137.15 |
| -12 | 2440433 | 1969-07-30 | 137.35 |
| -11 | 2440572 | 1969-12-16 | 137.35 |
| -10 | 2440705 | 1970-04-28 | 137.56 |
| -9 | 2440844 | 1970-09-14 | 138.07 |
| -8 | 2440981 | 1971-01-29 | 138.43 |
| -7 | 2441119 | 1971-06-16 | 137.5 |
| -6 | 2441261 | 1971-11-05 | 136.08 |
| -5 | 2441402 | 1972-03-25 | 135.65 |
| -4 | 2441541 | 1972-08-11 | 135.65 |
| -3 | 2441661 | 1972-12-09 | 135.36 |
| -2 | 2441793 | 1973-04-20 | 134.5 |
| -1 | 2441931 | 1973-09-05 | 133.99 |
| 0 | 2442068 | 1974-01-20 | 135.42 |
| 1 | 2442207 | 1974-06-08 | 136.92 |
| 2 | 2442339 | 1974-10-18 | 137.21 |
| 3 | 2442480 | 1975-03-08 | 137.22 |
| 4 | 2442618 | 1975-07-24 | 137.29 |
| 5 | 2442753 | 1975-12-06 | 138.08 |
| 6 | 2442892 | 1976-04-23 | 138.86 |
| 7 | 2443028 | 1976-09-06 | 138.72 |
| 8 | 2443169 | 1977-01-25 | 138 |
| 9 | 2443310 | 1977-06-15 | 137.85 |
| 10 | 2443453 | 1977-11-05 | 138.06 |
| 11 | 2443587 | 1978-03-19 | 137.85 |
| 12 | 2443716 | 1978-07-26 | 136.93 |
| 13 | 2443859 | 1978-12-16 | 136.93 |
| 14 | 2443994 | 1979-04-30 | 136.58 |
| 15 | 2444133 | 1979-09-16 | 136.15 |
| 16 | 2444263 | 1980-01-24 | 136.93 |
| 17 | 2444417 | 1980-06-26 | 136.86 |
| 18 | 2444535 | 1980-10-22 | 136.58 |
| 19 | 2444674 | 1981-03-10 | 137.78 |
| 20 | 2444818 | 1981-08-01 | 137.99 |
| 21 | 2444951 | 1981-12-12 | 137.57 |
| 22 | 2445088 | 1982-04-28 | 137.86 |
| 23 | 2445237 | 1982-09-24 | 137.08 |
| 24 | 2445375 | 1983-02-09 | 136.72 |
| 25 | 2445503 | 1983-06-17 | 136.86 |
| 26 | 2445636 | 1983-10-28 | 135.72 |
| 27 | 2445775 | 1984-03-15 | 134.65 |
| 28 | 2445908 | 1984-07-26 | 135.35 |
| 29 | 2446047 | 1984-12-12 | 136.13 |
| 30 | 2446178 | 1985-04-22 | 136.49 |
| 31 | 2446319 | 1985-09-10 | 137.07 |
| 32 | 2446454 | 1986-01-23 | 137.5 |
| 33 | 2446591 | 1986-06-09 | 138.15 |
| 34 | 2446731 | 1986-10-27 | 138.58 |
| 35 | 2446871 | 1987-03-16 | 138.22 |
| 36 | 2447009 | 1987-08-01 | 138.36 |
| 37 | 2447150 | 1987-12-20 | 138.08 |
| 38 | 2447287 | 1988-05-05 | 137.71 |
| 39 | 2447421 | 1988-09-16 | 137.7 |
| 40 | 2447561 | 1989-02-03 | 138.06 |
| 41 | 2447694 | 1989-06-16 | 137.5 |
| 42 | 2447836 | 1989-11-05 | 137.29 |
| 43 | 2447972 | 1990-03-21 | 137.43 |
| 44 | 2448120 | 1990-08-16 | 136.43 |
| 45 | 2448242 | 1990-12-16 | 136.43 |
| 46 | 2448388 | 1991-05-11 | 136.79 |
| 47 | 2448518 | 1991-09-18 | 136.15 |
| 48 | 2448647 | 1992-01-25 | 136.35 |
| 49 | 2448793 | 1992-06-19 | 136.42 |
| 50 | 2448930 | 1992-11-03 | 136.78 |
| 51 | 2449068 | 1993-03-21 | 137.28 |
| 52 | 2449203 | 1993-08-03 | 136.85 |
| 53 | 2449337 | 1993-12-15 | 136.5 |
| 54 | 2449484 | 1994-05-11 | 136.36 |
| 55 | 2449603 | 1994-09-07 | 136.93 |
| 56 | 2449753 | 1995-02-04 | 136.86 |
| 57 | 2449881 | 1995-06-12 | 135.86 |
| 58 | 2450026 | 1995-11-04 | 136.08 |
| 59 | 2450162 | 1996-03-19 | 136.28 |
| 60 | 2450294 | 1996-07-29 | 136.49 |
| 61 | 2450429 | 1996-12-11 | 136.78 |
| 62 | 2450563 | 1997-04-24 | 135.43 |
| 63 | 2450701 | 1997-09-09 | 135.43 |
| 64 | 2450844 | 1998-01-30 | 136.08 |
| 65 | 2450978 | 1998-06-13 | 136.43 |
| 66 | 2451106 | 1998-10-19 | 137 |
| 67 | 2451246 | 1999-03-08 | 136.08 |
| 68 | 2451382 | 1999-07-22 | 135.22 |
| 69 | 2451520 | 1999-12-07 | 135.5 |
| 70 | 2451662 | 2000-04-27 | 136.13 |
| 71 | 2451788 | 2000-08-31 | 137.43 |
| 72 | 2451927 | 2001-01-17 | 137.08 |
| 73 | 2452054 | 2001-05-24 | 136.5 |
| 74 | 2452204 | 2001-10-21 | 137.43 |
| 75 | 2452348 | 2002-03-14 | 137.43 |
| 76 | 2452473 | 2002-07-17 | 137.58 |
| 77 | 2452620 | 2002-12-11 | 137.93 |
| 78 | 2452754 | 2003-04-24 | 137.14 |
| 79 | 2452885 | 2003-09-02 | 136.7 |
| 80 | 2453022 | 2004-01-17 | 136.06 |
| 81 | 2453167 | 2004-06-10 | 136.21 |
| 82 | 2453305 | 2004-10-26 | 137.5 |
| 83 | 2453430 | 2005-02-28 | 137.65 |
| 84 | 2453568 | 2005-07-16 | 136.43 |
| 85 | 2453713 | 2005-12-08 | 136.22 |
| 86 | 2453851 | 2006-04-25 | 137.5 |
| 87 | 2453983 | 2006-09-04 | 138.08 |
| 88 | 2454116 | 2007-01-15 | 137 |
| 89 | 2454263 | 2007-06-11 | 135.13 |
| 90 | 2454397 | 2007-10-23 | 134.85 |
| 91 | 2454534 | 2008-03-08 | 135.64 |
| 92 | 2454665 | 2008-07-17 | 135.65 |
| 93 | 2454791 | 2008-11-20 | 135.65 |
| 94 | 2454931 | 2009-04-09 | 135.58 |
| 95 | 2455067 | 2009-08-23 | 136.08 |
| 96 | 2455211 | 2010-01-14 | 138.5 |
| 97 | 2455348 | 2010-05-31 | 139.93 |
| 98 | 2455481 | 2010-10-11 | 139.35 |
| 99 | 2455623 | 2011-03-02 | 138.35 |
| 100 | 2455772 | 2011-07-29 | 137.92 |
| 101 | 2455909 | 2011-12-13 | 138.2 |
| 102 | 2456040 | 2012-04-22 | 138.07 |
| 103 | 2456175 | 2012-09-04 | 136.86 |
| 104 | 2456315 | 2013-01-22 | 135.5 |
| 105 | 2456449 | 2013-06-05 | 136 |
| 106 | 2456588 | 2013-10-22 | 136.93 |
| 107 | 2456723 | 2014-03-06 | 136.86 |
| 108 | 2456855 | 2014-07-16 | 136.5 |
| 109 | 2456998 | 2014-12-06 | 136.28 |
| 110 | 2457134 | 2015-04-21 | 135.92 |
| 111 | 2457272 | 2015-09-06 | 135.78 |
| 112 | 2457403 | 2016-01-15 | 135.78 |
| 113 | 2457542 | 2016-06-02 | 136.72 |
| 114 | 2457672 | 2016-10-10 | 136.65 |
| 115 | 2457807 | 2017-02-22 | 136 |
| 116 | 2457947 | 2017-07-12 | 136.14 |
| 117 | 2458099 | 2017-12-11 | 137.06 |
| 118 | 2458220 | 2018-04-11 | 137.94 |
| 119 | 2458359 | 2018-08-28 | 137.56 |
| 121 | 2458628 | 2019-05-24 | 136.89 |
| 122 | 2458779 | 2019-10-22 | 136.61 |
| 124 | 2459045 | 2020-07-14 | 137.42 |
| 125 | 2459185 | 2020-12-01 | 138.26 |
| 126 | 2459325 | 2021-04-20 | 137.86 |
| 127 | 2459453 | 2021-08-26 | 137.15 |
| 129 | 2459737 | 2022-06-06 | 138 |
| 130 | 2459877 | 2022-10-24 | 137.66 |
| 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. |