| E | O (JD) | O (dat) | Period |
| -203 | 2402786 | 1866-07-03 | 192.92 |
| -192 | 2404922 | 1872-05-08 | 192.84 |
| -188 | 2405692 | 1874-06-17 | 192.71 |
| -177 | 2407812 | 1880-04-06 | 192.6 |
| -173 | 2408577 | 1882-05-11 | 192.26 |
| -169 | 2409350 | 1884-06-22 | 192.38 |
| -167 | 2409732 | 1885-07-09 | 192.11 |
| -165 | 2410110 | 1886-07-22 | 191.87 |
| -163 | 2410493 | 1887-08-09 | 191.63 |
| -157 | 2411621 | 1890-09-10 | 191.81 |
| -154 | 2412239 | 1892-05-20 | 192.01 |
| -152 | 2412615 | 1893-05-31 | 191.79 |
| -150 | 2412978 | 1894-05-29 | 191.6 |
| -148 | 2413367 | 1895-06-22 | 191.79 |
| -146 | 2413765 | 1896-07-24 | 191.54 |
| -144 | 2414153 | 1897-08-16 | 191.1 |
| -140 | 2414890 | 1899-08-23 | 191.66 |
| -139 | 2415080 | 1900-03-01 | 192.07 |
| -137 | 2415490 | 1901-04-15 | 192.03 |
| -136 | 2415660 | 1901-10-02 | 192.11 |
| -135 | 2415875 | 1902-05-05 | 192.99 |
| -133 | 2416255 | 1903-05-20 | 193.74 |
| -131 | 2416636 | 1904-06-04 | 193.24 |
| -129 | 2417025 | 1905-06-28 | 192.21 |
| -128 | 2417219 | 1906-01-08 | 192.14 |
| -127 | 2417423 | 1906-07-31 | 191.88 |
| -125 | 2417791 | 1907-08-03 | 192.26 |
| -124 | 2417983 | 1908-02-11 | 192.53 |
| -123 | 2418163 | 1908-08-09 | 192.34 |
| -122 | 2418359 | 1909-02-21 | 192.05 |
| -121 | 2418574 | 1909-09-24 | 192.59 |
| -120 | 2418761 | 1910-03-30 | 193.74 |
| -119 | 2418955 | 1910-10-10 | 194.1 |
| -118 | 2419141 | 1911-04-14 | 194.36 |
| -116 | 2419519 | 1912-04-26 | 194.24 |
| -114 | 2419919 | 1913-05-31 | 194.03 |
| -113 | 2420116 | 1913-12-14 | 194.49 |
| -112 | 2420311 | 1914-06-27 | 194.38 |
| -111 | 2420505 | 1915-01-07 | 194.33 |
| -110 | 2420704 | 1915-07-25 | 193.78 |
| -109 | 2420897 | 1916-02-03 | 192.65 |
| -108 | 2421088 | 1916-08-12 | 191.67 |
| -107 | 2421271 | 1917-02-11 | 191.01 |
| -106 | 2421464 | 1917-08-23 | 189.85 |
| -105 | 2421655 | 1918-03-02 | 189.86 |
| -104 | 2421851 | 1918-09-14 | 189.79 |
| -103 | 2422032 | 1919-03-14 | 189.75 |
| -102 | 2422225 | 1919-09-23 | 190.13 |
| -101 | 2422402 | 1920-03-18 | 189.9 |
| -100 | 2422613 | 1920-10-15 | 190.23 |
| -99 | 2422794 | 1921-04-14 | 190.49 |
| -98 | 2422981 | 1921-10-18 | 191.12 |
| -97 | 2423178 | 1922-05-03 | 191.65 |
| -96 | 2423363 | 1922-11-04 | 192.2 |
| -95 | 2423562 | 1923-05-22 | 192.25 |
| -94 | 2423751 | 1923-11-27 | 193.13 |
| -93 | 2423943 | 1924-06-06 | 193.44 |
| -92 | 2424142 | 1924-12-22 | 193.81 |
| -91 | 2424333 | 1925-07-01 | 194.3 |
| -90 | 2424531 | 1926-01-15 | 194.2 |
| -89 | 2424722 | 1926-07-25 | 194.95 |
| -88 | 2424914 | 1927-02-02 | 195.37 |
| -87 | 2425115 | 1927-08-22 | 196.14 |
| -86 | 2425308 | 1928-03-02 | 196.3 |
| -85 | 2425499 | 1928-09-09 | 196.14 |
| -84 | 2425706 | 1929-04-04 | 196.24 |
| -83 | 2425901 | 1929-10-16 | 196.22 |
| -82 | 2426108 | 1930-05-11 | 196.21 |
| -81 | 2426289 | 1930-11-08 | 197.03 |
| -80 | 2426482 | 1931-05-20 | 196.93 |
| -79 | 2426680 | 1931-12-04 | 196.35 |
| -78 | 2426878 | 1932-06-19 | 196.18 |
| -77 | 2427079 | 1933-01-06 | 195.35 |
| -76 | 2427289 | 1933-08-04 | 195.36 |
| -75 | 2427472 | 1934-02-03 | 194.74 |
| -74 | 2427665 | 1934-08-15 | 193.77 |
| -73 | 2427859 | 1935-02-25 | 193.05 |
| -72 | 2428041 | 1935-08-26 | 192.39 |
| -71 | 2428239 | 1936-03-11 | 191.98 |
| -70 | 2428434 | 1936-09-22 | 192.17 |
| -69 | 2428624 | 1937-03-31 | 191.98 |
| -68 | 2428820 | 1937-10-13 | 191.87 |
| -67 | 2429012 | 1938-04-23 | 192.44 |
| -66 | 2429203 | 1938-10-31 | 192.22 |
| -65 | 2429389 | 1939-05-05 | 191.99 |
| -64 | 2429581 | 1939-11-13 | 191.96 |
| -63 | 2429773 | 1940-05-23 | 192.38 |
| -61 | 2430168 | 1941-06-22 | 192.7 |
| -59 | 2430548 | 1942-07-07 | 193.07 |
| -57 | 2430927 | 1943-07-21 | 193.52 |
| -55 | 2431312 | 1944-08-09 | 193.3 |
| -54 | 2431519 | 1945-03-04 | 192.88 |
| -53 | 2431709 | 1945-09-10 | 192.24 |
| -52 | 2431905 | 1946-03-25 | 192.14 |
| -51 | 2432103 | 1946-10-09 | 191.98 |
| -50 | 2432279 | 1947-04-03 | 191.67 |
| -49 | 2432466 | 1947-10-07 | 191 |
| -48 | 2432656 | 1948-04-14 | 190.95 |
| -47 | 2432852 | 1948-10-27 | 191.09 |
| -46 | 2433049 | 1949-05-12 | 191.68 |
| -45 | 2433246 | 1949-11-25 | 192.34 |
| -44 | 2433430 | 1950-05-28 | 192.06 |
| -43 | 2433619 | 1950-12-03 | 191.32 |
| -42 | 2433815 | 1951-06-17 | 190.55 |
| -41 | 2434011 | 1951-12-30 | 190.15 |
| -40 | 2434196 | 1952-07-02 | 190.37 |
| -39 | 2434383 | 1953-01-05 | 190.76 |
| -38 | 2434569 | 1953-07-10 | 190.33 |
| -37 | 2434761 | 1954-01-18 | 189.42 |
| -36 | 2434955 | 1954-07-31 | 189.04 |
| -35 | 2435153 | 1955-02-14 | 188.94 |
| -34 | 2435341 | 1955-08-21 | 188.78 |
| -33 | 2435521 | 1956-02-17 | 188.67 |
| -32 | 2435702 | 1956-08-16 | 188.78 |
| -31 | 2435895 | 1957-02-25 | 188.96 |
| -30 | 2436082 | 1957-08-31 | 188.44 |
| -29 | 2436273 | 1958-03-10 | 189.09 |
| -28 | 2436465 | 1958-09-18 | 190.39 |
| -27 | 2436663 | 1959-04-04 | 191.22 |
| -26 | 2436853 | 1959-10-11 | 191.89 |
| -25 | 2437023 | 1960-03-29 | 192.31 |
| -24 | 2437225 | 1960-10-17 | 192.66 |
| -23 | 2437428 | 1961-05-08 | 193.32 |
| -22 | 2437619 | 1961-11-15 | 194.05 |
| -21 | 2437818 | 1962-06-02 | 195.61 |
| -20 | 2438004 | 1962-12-05 | 196.65 |
| -19 | 2438200 | 1963-06-19 | 196.81 |
| -18 | 2438401 | 1964-01-06 | 196.39 |
| -17 | 2438598 | 1964-07-21 | 196.15 |
| -16 | 2438805 | 1965-02-13 | 195.53 |
| -15 | 2438994 | 1965-08-21 | 195.11 |
| -14 | 2439199 | 1966-03-14 | 194.32 |
| -13 | 2439379 | 1966-09-10 | 193.93 |
| -12 | 2439570 | 1967-03-20 | 193.6 |
| -11 | 2439761 | 1967-09-27 | 193.94 |
| -10 | 2439955 | 1968-04-08 | 194.44 |
| -9 | 2440151 | 1968-10-21 | 194.31 |
| -8 | 2440354 | 1969-05-12 | 195 |
| -7 | 2440545 | 1969-11-19 | 195.3 |
| -6 | 2440752 | 1970-06-14 | 195.22 |
| -5 | 2440938 | 1970-12-17 | 194.39 |
| -4 | 2441124 | 1971-06-21 | 193.55 |
| -3 | 2441322 | 1972-01-05 | 192.45 |
| -2 | 2441522 | 1972-07-23 | 192.34 |
| -1 | 2441713 | 1973-01-30 | 192.95 |
| 0 | 2441896 | 1973-08-01 | 193.49 |
| 1 | 2442090 | 1974-02-11 | 192.78 |
| 2 | 2442276 | 1974-08-16 | 192.85 |
| 3 | 2442479 | 1975-03-07 | 192.83 |
| 4 | 2442691 | 1975-10-05 | 193.41 |
| 5 | 2442870 | 1976-04-01 | 193.63 |
| 6 | 2443043 | 1976-09-21 | 194.13 |
| 7 | 2443258 | 1977-04-24 | 194.4 |
| 8 | 2443445 | 1977-10-28 | 194.45 |
| 9 | 2443643 | 1978-05-14 | 194.88 |
| 10 | 2443830 | 1978-11-17 | 196.58 |
| 11 | 2444040 | 1979-06-15 | 197.69 |
| 12 | 2444231 | 1979-12-23 | 197.65 |
| 13 | 2444431 | 1980-07-10 | 198.32 |
| 14 | 2444627 | 1981-01-22 | 198.23 |
| 15 | 2444830 | 1981-08-13 | 198.34 |
| 16 | 2445030 | 1982-03-01 | 197.15 |
| 17 | 2445229 | 1982-09-16 | 197.35 |
| 18 | 2445424 | 1983-03-30 | 196.85 |
| 19 | 2445616 | 1983-10-08 | 196.41 |
| 20 | 2445817 | 1984-04-26 | 195.52 |
| 21 | 2445999 | 1984-10-25 | 194.5 |
| 22 | 2446211 | 1985-05-25 | 193.76 |
| 23 | 2446401 | 1985-12-01 | 193.17 |
| 24 | 2446596 | 1986-06-14 | 192.76 |
| 25 | 2446784 | 1986-12-19 | 191.92 |
| 26 | 2446969 | 1987-06-22 | 191.74 |
| 27 | 2447163 | 1988-01-02 | 190.85 |
| 28 | 2447354 | 1988-07-11 | 191.07 |
| 29 | 2447549 | 1989-01-22 | 191.26 |
| 30 | 2447734 | 1989-07-26 | 191.73 |
| 31 | 2447931 | 1990-02-08 | 192.37 |
| 32 | 2448120 | 1990-08-16 | 192.44 |
| 33 | 2448314 | 1991-02-26 | 193.2 |
| 34 | 2448506 | 1991-09-06 | 193.85 |
| 35 | 2448699 | 1992-03-17 | 194.25 |
| 36 | 2448898 | 1992-10-02 | 194.15 |
| 37 | 2449086 | 1993-04-08 | 194.25 |
| 38 | 2449292 | 1993-10-31 | 194.41 |
| 39 | 2449486 | 1994-05-13 | 195.2 |
| 40 | 2449673 | 1994-11-16 | 195.43 |
| 41 | 2449865 | 1995-05-27 | 195.14 |
| 42 | 2450059 | 1995-12-07 | 194.71 |
| 43 | 2450259 | 1996-06-24 | 193.43 |
| 44 | 2450468 | 1997-01-19 | 193.19 |
| 45 | 2450656 | 1997-07-26 | 193.03 |
| 46 | 2450843 | 1998-01-29 | 192.29 |
| 47 | 2451030 | 1998-08-04 | 192.03 |
| 48 | 2451212 | 1999-02-02 | 190.96 |
| 49 | 2451413 | 1999-08-22 | 190.14 |
| 50 | 2451606 | 2000-03-02 | 190.33 |
| 51 | 2451793 | 2000-09-05 | 190.73 |
| 52 | 2451997 | 2001-03-28 | 190.8 |
| 53 | 2452173 | 2001-09-20 | 191.05 |
| 54 | 2452361 | 2002-03-27 | 190.05 |
| 55 | 2452553 | 2002-10-05 | 189.9 |
| 56 | 2452749 | 2003-04-19 | 190.39 |
| 57 | 2452936 | 2003-10-23 | 191.03 |
| 58 | 2453134 | 2004-05-08 | 192.08 |
| 59 | 2453309 | 2004-10-30 | 192.86 |
| 60 | 2453506 | 2005-05-15 | 193.02 |
| 61 | 2453707 | 2005-12-02 | 192.79 |
| 62 | 2453906 | 2006-06-19 | 192.74 |
| 63 | 2454093 | 2006-12-23 | 192.86 |
| 64 | 2454295 | 2007-07-13 | 193.05 |
| 65 | 2454480 | 2008-01-14 | 193.01 |
| 66 | 2454665 | 2008-07-17 | 193.27 |
| 67 | 2454856 | 2009-01-24 | 193.64 |
| 68 | 2455057 | 2009-08-13 | 193.86 |
| 69 | 2455245 | 2010-02-17 | 193.75 |
| 70 | 2455452 | 2010-09-12 | 194.65 |
| 71 | 2455651 | 2011-03-30 | 195.34 |
| 72 | 2455841 | 2011-10-06 | 195.33 |
| 73 | 2456026 | 2012-04-08 | 194.66 |
| 74 | 2456218 | 2012-10-17 | 194.48 |
| 75 | 2456423 | 2013-05-10 | 193.96 |
| 76 | 2456622 | 2013-11-25 | 194.08 |
| 77 | 2456813 | 2014-06-04 | 194.28 |
| 78 | 2456999 | 2014-12-07 | 194.52 |
| 79 | 2457197 | 2015-06-23 | 193.76 |
| 80 | 2457392 | 2016-01-04 | 193.74 |
| 81 | 2457587 | 2016-07-17 | 194.01 |
| 82 | 2457777 | 2017-01-23 | 194.29 |
| 83 | 2457975 | 2017-08-09 | 194.05 |
| 84 | 2458158 | 2018-02-08 | 193.54 |
| 85 | 2458370 | 2018-09-08 | 193.76 |
| 86 | 2458561 | 2019-03-18 | 193.83 |
| 87 | 2458750 | 2019-09-23 | 194.32 |
| 88 | 2458935 | 2020-03-26 | 194.72 |
| 89 | 2459130 | 2020-10-07 | 194.98 |
| 90 | 2459335 | 2021-04-30 | 194.47 |
| 91 | 2459525 | 2021-11-06 | 195.33 |
| 92 | 2459727 | 2022-05-27 | 196.57 |
| 93 | 2459925 | 2022-12-11 | 198.03 |
| 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. |