| E | O (JD) | O (dat) | Period |
| -180 | 2387791 | 1825-06-13 | 318.12 |
| -144 | 2399257 | 1856-11-03 | 318.21 |
| -143 | 2399541 | 1857-08-14 | 318.22 |
| -142 | 2399876 | 1858-07-15 | 318.28 |
| -141 | 2400192 | 1859-05-27 | 318.31 |
| -140 | 2400529 | 1860-04-28 | 318.42 |
| -138 | 2401166 | 1862-01-25 | 319.62 |
| -134 | 2402428 | 1865-07-10 | 320.25 |
| -133 | 2402754 | 1866-06-01 | 319.68 |
| -132 | 2403070 | 1867-04-13 | 319.78 |
| -131 | 2403405 | 1868-03-13 | 319.59 |
| -130 | 2403715 | 1869-01-17 | 319.95 |
| -128 | 2404359 | 1870-10-23 | 319.09 |
| -127 | 2404672 | 1871-09-01 | 318 |
| -126 | 2405003 | 1872-07-28 | 317.43 |
| -124 | 2405639 | 1874-04-25 | 317.05 |
| -123 | 2405955 | 1875-03-07 | 316.9 |
| -120 | 2406884 | 1877-09-21 | 316.05 |
| -119 | 2407203 | 1878-08-06 | 315.93 |
| -118 | 2407525 | 1879-06-24 | 315.46 |
| -117 | 2407852 | 1880-05-16 | 315.29 |
| -116 | 2408161 | 1881-03-21 | 315.65 |
| -115 | 2408465 | 1882-01-19 | 316.9 |
| -113 | 2409109 | 1883-10-25 | 316.41 |
| -112 | 2409421 | 1884-09-01 | 316.08 |
| -111 | 2409730 | 1885-07-07 | 315.99 |
| -110 | 2410053 | 1886-05-26 | 316.68 |
| -109 | 2410387 | 1887-04-25 | 316.76 |
| -104 | 2411952 | 1891-08-07 | 316.5 |
| -103 | 2412266 | 1892-06-16 | 316.79 |
| -102 | 2412583 | 1893-04-29 | 316.97 |
| -101 | 2412916 | 1894-03-28 | 316.89 |
| -99 | 2413536 | 1895-12-08 | 317.34 |
| -98 | 2413852 | 1896-10-19 | 319.57 |
| -97 | 2414179 | 1897-09-11 | 320.89 |
| -96 | 2414497 | 1898-07-26 | 322.31 |
| -95 | 2414816 | 1899-06-10 | 322.97 |
| -94 | 2415147 | 1900-05-07 | 324.11 |
| -93 | 2415475 | 1901-03-31 | 323.82 |
| -92 | 2415807 | 1902-02-26 | 322.95 |
| -91 | 2416138 | 1903-01-23 | 322.81 |
| -90 | 2416446 | 1903-11-27 | 322.05 |
| -89 | 2416760 | 1904-10-06 | 320.65 |
| -88 | 2417081 | 1905-08-23 | 319.91 |
| -87 | 2417398 | 1906-07-06 | 318.81 |
| -86 | 2417731 | 1907-06-04 | 318.94 |
| -85 | 2418046 | 1908-04-14 | 319.57 |
| -84 | 2418359 | 1909-02-21 | 319.3 |
| -83 | 2418685 | 1910-01-13 | 319.26 |
| -82 | 2418991 | 1910-11-15 | 320.05 |
| -80 | 2419641 | 1912-08-26 | 320.39 |
| -79 | 2419960 | 1913-07-11 | 320.71 |
| -78 | 2420270 | 1914-05-17 | 320.85 |
| -77 | 2420599 | 1915-04-11 | 321.1 |
| -76 | 2420939 | 1916-03-16 | 321.58 |
| -75 | 2421255 | 1917-01-26 | 321.36 |
| -74 | 2421562 | 1917-11-29 | 321.14 |
| -73 | 2421881 | 1918-10-14 | 321.17 |
| -72 | 2422211 | 1919-09-09 | 320.67 |
| -71 | 2422530 | 1920-07-24 | 320.33 |
| -70 | 2422853 | 1921-06-12 | 320.38 |
| -69 | 2423166 | 1922-04-21 | 320.45 |
| -68 | 2423494 | 1923-03-15 | 319.64 |
| -67 | 2423817 | 1924-02-01 | 318.79 |
| -66 | 2424135 | 1924-12-15 | 318.83 |
| -65 | 2424443 | 1925-10-19 | 318.35 |
| -64 | 2424765 | 1926-09-06 | 317.68 |
| -63 | 2425079 | 1927-07-17 | 317.07 |
| -62 | 2425399 | 1928-06-01 | 317.29 |
| -61 | 2425726 | 1929-04-24 | 317.41 |
| -60 | 2426035 | 1930-02-27 | 317.36 |
| -59 | 2426344 | 1931-01-02 | 317.25 |
| -58 | 2426668 | 1931-11-22 | 317.15 |
| -57 | 2426993 | 1932-10-12 | 317.23 |
| -56 | 2427303 | 1933-08-18 | 317.36 |
| -55 | 2427615 | 1934-06-26 | 317.87 |
| -54 | 2427940 | 1935-05-17 | 318.38 |
| -53 | 2428253 | 1936-03-25 | 317.96 |
| -52 | 2428578 | 1937-02-13 | 317.8 |
| -51 | 2428895 | 1937-12-27 | 318.37 |
| -50 | 2429210 | 1938-11-07 | 317.64 |
| -49 | 2429536 | 1939-09-29 | 316.72 |
| -48 | 2429845 | 1940-08-03 | 316.36 |
| -47 | 2430162 | 1941-06-16 | 316.42 |
| -46 | 2430487 | 1942-05-07 | 316.52 |
| -45 | 2430785 | 1943-03-01 | 316.72 |
| -44 | 2431103 | 1944-01-13 | 316.75 |
| -43 | 2431423 | 1944-11-28 | 317.22 |
| -42 | 2431753 | 1945-10-24 | 317.64 |
| -41 | 2432064 | 1946-08-31 | 318.04 |
| -40 | 2432383 | 1947-07-16 | 318.8 |
| -39 | 2432699 | 1948-05-27 | 318.16 |
| -38 | 2433015 | 1949-04-08 | 317.35 |
| -37 | 2433339 | 1950-02-26 | 317.26 |
| -36 | 2433657 | 1951-01-10 | 318.32 |
| -35 | 2433974 | 1951-11-23 | 317.84 |
| -34 | 2434283 | 1952-09-27 | 317.59 |
| -33 | 2434597 | 1953-08-07 | 316.77 |
| -32 | 2434928 | 1954-07-04 | 316.2 |
| -31 | 2435258 | 1955-05-30 | 315.71 |
| -30 | 2435552 | 1956-03-19 | 315.92 |
| -29 | 2435872 | 1957-02-02 | 315.95 |
| -28 | 2436178 | 1957-12-05 | 315.7 |
| -27 | 2436500 | 1958-10-23 | 315.75 |
| -26 | 2436810 | 1959-08-29 | 316.43 |
| -25 | 2437138 | 1960-07-22 | 317.71 |
| -24 | 2437450 | 1961-05-30 | 318.1 |
| -23 | 2437768 | 1962-04-13 | 318.18 |
| -22 | 2438095 | 1963-03-06 | 318.39 |
| -21 | 2438411 | 1964-01-16 | 318.23 |
| -20 | 2438725 | 1964-11-25 | 317.67 |
| -19 | 2439046 | 1965-10-12 | 318.14 |
| -18 | 2439354 | 1966-08-16 | 318.01 |
| -17 | 2439686 | 1967-07-14 | 317.93 |
| -16 | 2439993 | 1968-05-16 | 318.41 |
| -15 | 2440311 | 1969-03-30 | 318.64 |
| -14 | 2440640 | 1970-02-22 | 318.42 |
| -13 | 2440953 | 1971-01-01 | 317.83 |
| -12 | 2441273 | 1971-11-17 | 317.25 |
| -11 | 2441594 | 1972-10-03 | 317.22 |
| -10 | 2441909 | 1973-08-14 | 316.59 |
| -9 | 2442222 | 1974-06-23 | 316.16 |
| -8 | 2442528 | 1975-04-25 | 316.1 |
| -7 | 2442855 | 1976-03-17 | 315.73 |
| -6 | 2443169 | 1977-01-25 | 315.34 |
| -5 | 2443484 | 1977-12-06 | 315.34 |
| -4 | 2443805 | 1978-10-23 | 315.66 |
| -3 | 2444117 | 1979-08-31 | 316.15 |
| -2 | 2444430 | 1980-07-09 | 316 |
| -1 | 2444741 | 1981-05-16 | 316.43 |
| 0 | 2445058 | 1982-03-29 | 316.25 |
| 1 | 2445380 | 1983-02-14 | 316.2 |
| 2 | 2445702 | 1984-01-02 | 316.6 |
| 3 | 2446017 | 1984-11-12 | 316.88 |
| 4 | 2446335 | 1985-09-26 | 316.91 |
| 5 | 2446641 | 1986-07-29 | 316.55 |
| 6 | 2446960 | 1987-06-13 | 316.15 |
| 7 | 2447280 | 1988-04-28 | 316.04 |
| 8 | 2447598 | 1989-03-12 | 316.02 |
| 9 | 2447913 | 1990-01-21 | 316.26 |
| 10 | 2448228 | 1990-12-02 | 316.74 |
| 11 | 2448544 | 1991-10-14 | 316.45 |
| 12 | 2448861 | 1992-08-26 | 315.94 |
| 13 | 2449173 | 1993-07-04 | 316.46 |
| 14 | 2449495 | 1994-05-22 | 317.3 |
| 15 | 2449814 | 1995-04-06 | 317.87 |
| 16 | 2450126 | 1996-02-12 | 318.68 |
| 17 | 2450435 | 1996-12-17 | 319.59 |
| 18 | 2450769 | 1997-11-16 | 320.95 |
| 19 | 2451092 | 1998-10-05 | 321.97 |
| 20 | 2451407 | 1999-08-16 | 322.79 |
| 21 | 2451733 | 2000-07-07 | 323.74 |
| 22 | 2452057 | 2001-05-27 | 324.13 |
| 23 | 2452389 | 2002-04-24 | 323.48 |
| 24 | 2452713 | 2003-03-14 | 322.59 |
| 25 | 2453030 | 2004-01-25 | 321.7 |
| 26 | 2453357 | 2004-12-17 | 320.64 |
| 27 | 2453679 | 2005-11-04 | 319.1 |
| 28 | 2453996 | 2006-09-17 | 317.8 |
| 29 | 2454302 | 2007-07-20 | 317.35 |
| 30 | 2454621 | 2008-06-03 | 316.7 |
| 31 | 2454945 | 2009-04-23 | 316.35 |
| 32 | 2455251 | 2010-02-23 | 316.34 |
| 33 | 2455571 | 2011-01-09 | 316.49 |
| 34 | 2455894 | 2011-11-28 | 316.94 |
| 35 | 2456202 | 2012-10-01 | 316.81 |
| 36 | 2456526 | 2013-08-21 | 316.36 |
| 37 | 2456840 | 2014-07-01 | 316.7 |
| 38 | 2457154 | 2015-05-11 | 316.88 |
| 39 | 2457475 | 2016-03-27 | 317.18 |
| 40 | 2457791 | 2017-02-06 | 317.78 |
| 41 | 2458099 | 2017-12-11 | 318.27 |
| 42 | 2458423 | 2018-10-31 | 318.68 |
| 43 | 2458748 | 2019-09-21 | 319.13 |
| 44 | 2459066 | 2020-08-04 | 319.39 |
| 45 | 2459384 | 2021-06-18 | 319.79 |
| 46 | 2459710 | 2022-05-10 | 320.22 |
| 47 | 2460021 | 2023-03-17 | 319.74 |
| 48 | 2460344 | 2024-02-03 | 319.32 |
| 49 | 2460664 | 2024-12-19 | 319.46 |
| 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. |