| E | O (JD) | O (dat) | Period |
| -424 | 2304169 | 1596-07-01 | 330.76 |
| -410 | 2308781 | 1609-02-15 | 330.81 |
| -377 | 2319714 | 1639-01-22 | 330.87 |
| -354 | 2327308 | 1659-11-07 | 330.87 |
| -353 | 2327652 | 1660-10-16 | 330.85 |
| -352 | 2327975 | 1661-09-04 | 330.83 |
| -351 | 2328320 | 1662-08-15 | 330.98 |
| -346 | 2329980 | 1667-03-02 | 330.57 |
| -344 | 2330629 | 1668-12-10 | 330.48 |
| -343 | 2330954 | 1669-10-31 | 330.11 |
| -342 | 2331282 | 1670-09-24 | 329.89 |
| -341 | 2331624 | 1671-09-01 | 330.2 |
| -335 | 2333586 | 1677-01-14 | 330.26 |
| -334 | 2333933 | 1677-12-27 | 331.46 |
| -333 | 2334256 | 1678-11-15 | 332.25 |
| -332 | 2334580 | 1679-10-05 | 332.8 |
| -330 | 2335278 | 1681-09-02 | 333.09 |
| -324 | 2337233 | 1687-01-09 | 333.68 |
| -313 | 2340909 | 1697-02-01 | 333.82 |
| -312 | 2341266 | 1698-01-24 | 333.85 |
| -310 | 2341940 | 1699-11-29 | 333.84 |
| -309 | 2342264 | 1700-10-19 | 333.8 |
| -308 | 2342610 | 1701-09-30 | 334.65 |
| -307 | 2342948 | 1702-09-03 | 333.97 |
| -300 | 2345262 | 1709-01-03 | 333.06 |
| -299 | 2345599 | 1709-12-06 | 332.95 |
| -298 | 2345945 | 1710-11-17 | 333.01 |
| -297 | 2346277 | 1711-10-15 | 332.47 |
| -296 | 2346603 | 1712-09-05 | 332.5 |
| -290 | 2348592 | 1718-02-15 | 332.36 |
| -289 | 2348935 | 1719-01-24 | 331.79 |
| -287 | 2349603 | 1720-11-22 | 331.32 |
| -277 | 2352913 | 1729-12-15 | 330.89 |
| -276 | 2353256 | 1730-11-23 | 330.74 |
| -275 | 2353574 | 1731-10-07 | 330.72 |
| -268 | 2355880 | 1738-01-29 | 330.63 |
| -267 | 2356203 | 1738-12-18 | 330.91 |
| -252 | 2361161 | 1752-07-15 | 331.25 |
| -247 | 2362823 | 1757-02-01 | 331.47 |
| -246 | 2363171 | 1758-01-15 | 331.77 |
| -245 | 2363495 | 1758-12-05 | 331.94 |
| -235 | 2366833 | 1768-01-25 | 332.12 |
| -234 | 2367174 | 1768-12-31 | 332.39 |
| -233 | 2367498 | 1769-11-20 | 332.41 |
| -232 | 2367820 | 1770-10-08 | 332.33 |
| -222 | 2371124 | 1779-10-25 | 332.46 |
| -221 | 2371470 | 1780-10-05 | 332.22 |
| -219 | 2372141 | 1782-08-07 | 332.4 |
| -213 | 2374147 | 1788-02-03 | 332.7 |
| -212 | 2374477 | 1788-12-29 | 332.82 |
| -211 | 2374813 | 1789-11-30 | 333.02 |
| -210 | 2375130 | 1790-10-13 | 332.13 |
| -209 | 2375477 | 1791-09-25 | 331.54 |
| -203 | 2377465 | 1797-03-05 | 331.28 |
| -200 | 2378455 | 1799-11-20 | 331.25 |
| -199 | 2378797 | 1800-10-28 | 331.4 |
| -191 | 2381434 | 1808-01-17 | 331.68 |
| -190 | 2381758 | 1808-12-06 | 331.21 |
| -189 | 2382101 | 1809-11-14 | 331.08 |
| -188 | 2382428 | 1810-10-07 | 331.02 |
| -187 | 2382776 | 1811-09-20 | 330.73 |
| -186 | 2383114 | 1812-08-23 | 330.3 |
| -180 | 2385074 | 1818-01-04 | 330.12 |
| -179 | 2385408 | 1818-12-04 | 330.29 |
| -178 | 2385742 | 1819-11-03 | 330.58 |
| -177 | 2386067 | 1820-09-23 | 330.8 |
| -160 | 2391676 | 1836-02-01 | 331.16 |
| -159 | 2392007 | 1836-12-28 | 331.25 |
| -156 | 2393023 | 1839-10-10 | 331.14 |
| -155 | 2393369 | 1840-09-20 | 330.99 |
| -154 | 2393709 | 1841-08-26 | 330.9 |
| -153 | 2394044 | 1842-07-27 | 330.38 |
| -150 | 2394989 | 1845-02-26 | 329.63 |
| -149 | 2395331 | 1846-02-03 | 328.99 |
| -148 | 2395652 | 1846-12-21 | 328.92 |
| -147 | 2395981 | 1847-11-15 | 329.99 |
| -146 | 2396318 | 1848-10-17 | 331.23 |
| -145 | 2396660 | 1849-09-24 | 333.75 |
| -144 | 2397010 | 1850-09-09 | 333.9 |
| -143 | 2397326 | 1851-07-22 | 333.95 |
| -139 | 2398653 | 1855-03-10 | 333.8 |
| -138 | 2398983 | 1856-02-03 | 333.3 |
| -137 | 2399340 | 1857-01-25 | 332.82 |
| -136 | 2399667 | 1857-12-18 | 332.59 |
| -135 | 2399990 | 1858-11-06 | 333.19 |
| -134 | 2400328 | 1859-10-10 | 332.72 |
| -133 | 2400657 | 1860-09-03 | 332.07 |
| -132 | 2400990 | 1861-08-02 | 331.34 |
| -131 | 2401324 | 1862-07-02 | 331.43 |
| -129 | 2401989 | 1864-04-27 | 331.46 |
| -128 | 2402315 | 1865-03-19 | 331 |
| -127 | 2402647 | 1866-02-14 | 330.95 |
| -126 | 2402980 | 1867-01-13 | 330.85 |
| -125 | 2403306 | 1867-12-05 | 330.88 |
| -124 | 2403639 | 1868-11-02 | 331.34 |
| -123 | 2403967 | 1869-09-26 | 331.96 |
| -122 | 2404301 | 1870-08-26 | 332.12 |
| -121 | 2404634 | 1871-07-25 | 332.74 |
| -120 | 2404967 | 1872-06-22 | 333.05 |
| -119 | 2405304 | 1873-05-25 | 332.54 |
| -117 | 2405968 | 1875-03-20 | 332.09 |
| -116 | 2406297 | 1876-02-12 | 330.46 |
| -115 | 2406640 | 1877-01-20 | 329.44 |
| -114 | 2406966 | 1877-12-12 | 329.25 |
| -113 | 2407284 | 1878-10-26 | 327.94 |
| -112 | 2407615 | 1879-09-22 | 327.41 |
| -111 | 2407919 | 1880-07-22 | 327.5 |
| -110 | 2408260 | 1881-06-28 | 327.66 |
| -109 | 2408609 | 1882-06-12 | 328.69 |
| -107 | 2409242 | 1884-03-06 | 329.33 |
| -106 | 2409579 | 1885-02-06 | 329.86 |
| -105 | 2409912 | 1886-01-05 | 331.16 |
| -104 | 2410243 | 1886-12-02 | 331.41 |
| -103 | 2410578 | 1887-11-02 | 332.39 |
| -102 | 2410899 | 1888-09-18 | 334.09 |
| -101 | 2411235 | 1889-08-20 | 334.31 |
| -98 | 2412240 | 1892-05-21 | 334.46 |
| -96 | 2412907 | 1894-03-19 | 334.18 |
| -95 | 2413254 | 1895-03-01 | 333.85 |
| -94 | 2413594 | 1896-02-04 | 333.61 |
| -93 | 2413921 | 1896-12-27 | 332.22 |
| -92 | 2414250 | 1897-11-21 | 330.62 |
| -91 | 2414568 | 1898-10-05 | 329.46 |
| -90 | 2414900 | 1899-09-02 | 328.4 |
| -89 | 2415232 | 1900-07-31 | 329.1 |
| -88 | 2415550 | 1901-06-14 | 330.29 |
| -87 | 2415888 | 1902-05-18 | 331.44 |
| -86 | 2416220 | 1903-04-15 | 332.45 |
| -85 | 2416545 | 1904-03-05 | 332.87 |
| -84 | 2416895 | 1905-02-18 | 333.05 |
| -83 | 2417226 | 1906-01-15 | 332.75 |
| -82 | 2417559 | 1906-12-14 | 332.58 |
| -81 | 2417889 | 1907-11-09 | 332.68 |
| -80 | 2418222 | 1908-10-07 | 332.07 |
| -79 | 2418549 | 1909-08-30 | 330.99 |
| -78 | 2418870 | 1910-07-17 | 330.75 |
| -77 | 2419219 | 1911-07-01 | 330.37 |
| -76 | 2419553 | 1912-05-30 | 330.08 |
| -75 | 2419872 | 1913-04-14 | 329.71 |
| -74 | 2420202 | 1914-03-10 | 329.71 |
| -73 | 2420532 | 1915-02-03 | 329.34 |
| -72 | 2420859 | 1915-12-27 | 328.74 |
| -71 | 2421188 | 1916-11-20 | 328.35 |
| -70 | 2421516 | 1917-10-14 | 329.33 |
| -69 | 2421850 | 1918-09-13 | 329.05 |
| -68 | 2422175 | 1919-08-04 | 329.09 |
| -67 | 2422510 | 1920-07-04 | 329.4 |
| -66 | 2422824 | 1921-05-14 | 329.51 |
| -65 | 2423174 | 1922-04-29 | 329.43 |
| -64 | 2423488 | 1923-03-09 | 329.72 |
| -63 | 2423822 | 1924-02-06 | 330.2 |
| -62 | 2424156 | 1925-01-05 | 330.6 |
| -61 | 2424484 | 1925-11-29 | 331.25 |
| -60 | 2424810 | 1926-10-21 | 330.98 |
| -59 | 2425149 | 1927-09-25 | 332.08 |
| -58 | 2425479 | 1928-08-20 | 332.26 |
| -57 | 2425813 | 1929-07-20 | 332.37 |
| -56 | 2426144 | 1930-06-16 | 332.55 |
| -55 | 2426474 | 1931-05-12 | 333.12 |
| -54 | 2426814 | 1932-04-16 | 333.28 |
| -53 | 2427145 | 1933-03-13 | 334.14 |
| -52 | 2427474 | 1934-02-05 | 334.52 |
| -51 | 2427805 | 1935-01-02 | 334.61 |
| -50 | 2428150 | 1935-12-13 | 334.85 |
| -49 | 2428483 | 1936-11-10 | 335.23 |
| -48 | 2428826 | 1937-10-19 | 335.36 |
| -47 | 2429155 | 1938-09-13 | 334.85 |
| -46 | 2429483 | 1939-08-07 | 334.34 |
| -45 | 2429823 | 1940-07-12 | 333.24 |
| -44 | 2430166 | 1941-06-20 | 333.09 |
| -43 | 2430491 | 1942-05-11 | 332.82 |
| -42 | 2430815 | 1943-03-31 | 332.7 |
| -41 | 2431154 | 1944-03-04 | 332.72 |
| -40 | 2431480 | 1945-01-24 | 332.45 |
| -39 | 2431822 | 1946-01-01 | 332.47 |
| -38 | 2432154 | 1946-11-29 | 332.69 |
| -37 | 2432480 | 1947-10-21 | 333.25 |
| -36 | 2432819 | 1948-09-24 | 333.3 |
| -35 | 2433152 | 1949-08-23 | 333.59 |
| -34 | 2433484 | 1950-07-21 | 333.19 |
| -33 | 2433809 | 1951-06-11 | 333.37 |
| -32 | 2434155 | 1952-05-22 | 333.19 |
| -31 | 2434488 | 1953-04-20 | 332.55 |
| -30 | 2434821 | 1954-03-19 | 332.23 |
| -29 | 2435148 | 1955-02-09 | 331.81 |
| -28 | 2435484 | 1956-01-11 | 331.46 |
| -27 | 2435810 | 1956-12-02 | 330.89 |
| -26 | 2436140 | 1957-10-28 | 330.96 |
| -25 | 2436472 | 1958-09-25 | 331.25 |
| -24 | 2436801 | 1959-08-20 | 331.5 |
| -23 | 2437134 | 1960-07-18 | 331.62 |
| -22 | 2437469 | 1961-06-18 | 332.13 |
| -21 | 2437800 | 1962-05-15 | 332.35 |
| -20 | 2438134 | 1963-04-14 | 332.78 |
| -19 | 2438463 | 1964-03-08 | 332.8 |
| -18 | 2438796 | 1965-02-04 | 332.85 |
| -17 | 2439131 | 1966-01-05 | 333.45 |
| -16 | 2439463 | 1966-12-03 | 334.6 |
| -15 | 2439802 | 1967-11-07 | 335.66 |
| -14 | 2440127 | 1968-09-27 | 336.65 |
| -13 | 2440464 | 1969-08-30 | 336.46 |
| -12 | 2440809 | 1970-08-10 | 336.41 |
| -11 | 2441154 | 1971-07-21 | 336.67 |
| -10 | 2441492 | 1972-06-23 | 336.2 |
| -9 | 2441828 | 1973-05-25 | 335.89 |
| -8 | 2442146 | 1974-04-08 | 335.79 |
| -7 | 2442486 | 1975-03-14 | 335.49 |
| -6 | 2442829 | 1976-02-20 | 335.55 |
| -5 | 2443154 | 1977-01-10 | 335.85 |
| -4 | 2443489 | 1977-12-11 | 336.38 |
| -3 | 2443841 | 1978-11-28 | 336.89 |
| -2 | 2444175 | 1979-10-28 | 336.15 |
| -1 | 2444511 | 1980-09-28 | 335.75 |
| 0 | 2444843 | 1981-08-26 | 335.44 |
| 1 | 2445180 | 1982-07-29 | 334.38 |
| 2 | 2445514 | 1983-06-28 | 333.32 |
| 3 | 2445842 | 1984-05-21 | 332.58 |
| 4 | 2446181 | 1985-04-25 | 331.78 |
| 5 | 2446510 | 1986-03-20 | 331.66 |
| 6 | 2446840 | 1987-02-13 | 331.5 |
| 7 | 2447175 | 1988-01-14 | 331.25 |
| 8 | 2447497 | 1988-12-01 | 331.57 |
| 9 | 2447826 | 1989-10-26 | 331.68 |
| 10 | 2448168 | 1990-10-03 | 332.18 |
| 11 | 2448500 | 1991-08-31 | 332.63 |
| 12 | 2448825 | 1992-07-21 | 332.53 |
| 13 | 2449166 | 1993-06-27 | 332.9 |
| 14 | 2449498 | 1994-05-25 | 333.01 |
| 15 | 2449831 | 1995-04-23 | 332.95 |
| 16 | 2450165 | 1996-03-22 | 332.98 |
| 17 | 2450488 | 1997-02-08 | 333.37 |
| 18 | 2450826 | 1998-01-12 | 333.07 |
| 19 | 2451164 | 1998-12-16 | 333.61 |
| 20 | 2451499 | 1999-11-16 | 334.2 |
| 21 | 2451825 | 2000-10-07 | 334.81 |
| 22 | 2452166 | 2001-09-13 | 335.24 |
| 23 | 2452494 | 2002-08-07 | 334.18 |
| 24 | 2452837 | 2003-07-16 | 333.63 |
| 25 | 2453174 | 2004-06-17 | 333.43 |
| 26 | 2453510 | 2005-05-19 | 333.35 |
| 27 | 2453841 | 2006-04-15 | 332.85 |
| 28 | 2454156 | 2007-02-24 | 332.16 |
| 29 | 2454495 | 2008-01-29 | 331.56 |
| 30 | 2454831 | 2008-12-30 | 331.32 |
| 31 | 2455165 | 2009-11-29 | 331.32 |
| 32 | 2455498 | 2010-10-28 | 331.79 |
| 33 | 2455819 | 2011-09-14 | 331.65 |
| 34 | 2456158 | 2012-08-18 | 330.99 |
| 35 | 2456487 | 2013-07-13 | 330.66 |
| 36 | 2456818 | 2014-06-09 | 330.35 |
| 37 | 2457154 | 2015-05-11 | 329.84 |
| 38 | 2457472 | 2016-03-24 | 329.74 |
| 39 | 2457809 | 2017-02-24 | 328.34 |
| 40 | 2458140 | 2018-01-21 | 327.98 |
| 41 | 2458466 | 2018-12-13 | 327.59 |
| 42 | 2458788 | 2019-10-31 | 327.15 |
| 43 | 2459122 | 2020-09-29 | 327.24 |
| 44 | 2459433 | 2021-08-06 | 326.11 |
| 45 | 2459772 | 2022-07-11 | 325.57 |
| 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. |