| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source | 
	
| -56 |  | 2413314 | 1895-04-30 | 2413329 | 1895-05-15 | -15 | GuL, 1918, 1.1 | 
| -55 |  | 2413764 | 1896-07-23 | 2413766 | 1896-07-25 | -2 | GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95 | 
| -54 |  | 2414206 | 1897-10-08 | 2414202 | 1897-10-04 | 4 | AnHar, 1909, vol 55, p 95 | 
| -53 |  | 2414661 | 1899-01-06 | 2414638 | 1898-12-14 | 23 | AnHar, 1909, vol 55, p 95 | 
| -50 |  | 2415909 | 1902-06-08 | 2415948 | 1902-07-17 | -39 | GuL, 1918, 1.1 | 
| -48 | 8.0 | 2416817 | 1904-12-02 | 2416821 | 1904-12-06 | -4 | AAVSO | 
| -47 | 8.4 | 2417274 | 1906-03-04 | 2417257 | 1906-02-15 | 17 | AAVSO | 
| -46 | 8.0 | 2417712 | 1907-05-16 | 2417694 | 1907-04-28 | 18 | AAVSO | 
| -45 | 8.0 | 2418103 | 1908-06-10 | 2418130 | 1908-07-07 | -27 | AAVSO | 
| -44 |  | 2418552 | 1909-09-02 | 2418567 | 1909-09-17 | -15 | AAVSO | 
| -43 |  | 2418986 | 1910-11-10 | 2419003 | 1910-11-27 | -17 | AAVSO | 
| -42 |  | 2419432 | 1912-01-30 | 2419439 | 1912-02-06 | -7 | AAVSO | 
| -41 | 9.1 | 2419874 | 1913-04-16 | 2419876 | 1913-04-18 | -2 | AAVSO | 
| -40 | 10.2 | 2420292 | 1914-06-08 | 2420312 | 1914-06-28 | -20 | SVO | 
| -39 | 10.5 | 2420719 | 1915-08-09 | 2420749 | 1915-09-08 | -30 | SVO | 
| -38 |  | 2421162 | 1916-10-25 | 2421185 | 1916-11-17 | -23 | AAVSO | 
| -37 |  | 2421627 | 1918-02-02 | 2421622 | 1918-01-28 | 5 | AAVSO | 
| -36 |  | 2422096 | 1919-05-17 | 2422058 | 1919-04-09 | 38 | AAVSO | 
| -35 |  | 2422534 | 1920-07-28 | 2422495 | 1920-06-19 | 39 | AAVSO | 
| -33 |  | 2423346 | 1922-10-18 | 2423368 | 1922-11-09 | -22 | AAVSO | 
| -32 | 11.8 | 2423797 | 1924-01-12 | 2423804 | 1924-01-19 | -7 | AAVSO | 
| -31 | 10.7 | 2424249 | 1925-04-08 | 2424240 | 1925-03-30 | 9 | SVO | 
| -30 | 10.2 | 2424674 | 1926-06-07 | 2424677 | 1926-06-10 | -3 | SVO | 
| -29 |  | 2425122 | 1927-08-29 | 2425113 | 1927-08-20 | 9 | AAVSO | 
| -28 | 9.7 | 2425568 | 1928-11-17 | 2425550 | 1928-10-30 | 18 | AAVSO | 
| -27 | 9.4 | 2425970 | 1929-12-24 | 2425986 | 1930-01-09 | -16 | SVO | 
| -26 | 10.1 | 2426421 | 1931-03-20 | 2426423 | 1931-03-22 | -2 | SVO | 
| -25 | 10.8 | 2426867 | 1932-06-08 | 2426859 | 1932-05-31 | 8 | SVO | 
| -24 | 10.8 | 2427297 | 1933-08-12 | 2427296 | 1933-08-11 | 1 | SVO | 
| -23 | 11.0 | 2427733 | 1934-10-22 | 2427732 | 1934-10-21 | 1 | SVO | 
| -22 | 9.4 | 2428155 | 1935-12-18 | 2428169 | 1936-01-01 | -14 | AAVSO | 
| -21 | 11.3 | 2428589 | 1937-02-24 | 2428605 | 1937-03-12 | -16 | SVO | 
| -20 | 11.1 | 2429014 | 1938-04-25 | 2429042 | 1938-05-23 | -28 | AAVSO | 
| -19 | 10.4 | 2429452 | 1939-07-07 | 2429478 | 1939-08-02 | -26 | AAVSO | 
| -18 | 11.2 | 2429907 | 1940-10-04 | 2429914 | 1940-10-11 | -7 | SVO | 
| -17 | 11.1 | 2430326 | 1941-11-27 | 2430351 | 1941-12-22 | -25 | AAVSO | 
| -16 |  | 2430776 | 1943-02-20 | 2430787 | 1943-03-03 | -11 | AAVSO | 
| -15 | 10.6 | 2431225 | 1944-05-14 | 2431224 | 1944-05-13 | 1 | SVO | 
| -14 | 10.9 | 2431702 | 1945-09-03 | 2431660 | 1945-07-23 | 42 | AAVSO | 
| -13 | 10.0 | 2432136 | 1946-11-11 | 2432097 | 1946-10-03 | 39 | AAVSO | 
| -12 | 10.2 | 2432546 | 1947-12-26 | 2432533 | 1947-12-13 | 13 | AAVSO | 
| -11 | 9.5 | 2432998 | 1949-03-22 | 2432970 | 1949-02-22 | 28 | SVO | 
| -10 | 8.7 | 2433429 | 1950-05-27 | 2433406 | 1950-05-04 | 23 | AAVSO | 
| -9 | 9.5 | 2433866 | 1951-08-07 | 2433843 | 1951-07-15 | 23 | AAVSO | 
| -8 |  | 2434303 | 1952-10-17 | 2434279 | 1952-09-23 | 24 | AAVSO | 
| -7 | 10.0 | 2434761 | 1954-01-18 | 2434715 | 1953-12-03 | 46 | AAVSO | 
| -6 | 9.4 | 2435217 | 1955-04-19 | 2435152 | 1955-02-13 | 65 | SVO | 
| -5 | 9.8 | 2435644 | 1956-06-19 | 2435588 | 1956-04-24 | 56 | SVO | 
| -4 |  | 2436084 | 1957-09-02 | 2436025 | 1957-07-05 | 59 | AAVSO | 
| -3 |  | 2436520 | 1958-11-12 | 2436461 | 1958-09-14 | 59 | AAVSO | 
| -2 | 10.1 | 2436957 | 1960-01-23 | 2436898 | 1959-11-25 | 59 | AAVSO | 
| -1 | 10.2 | 2437385 | 1961-03-26 | 2437334 | 1961-02-03 | 51 | SVO | 
| 0 | 10.1 | 2437817 | 1962-06-01 | 2437771 | 1962-04-16 | 46 | SVO | 
| 1 | 10.3 | 2438230 | 1963-07-19 | 2438207 | 1963-06-26 | 23 | SVO | 
| 2 | 10.7 | 2438667 | 1964-09-28 | 2438644 | 1964-09-05 | 23 | SVO | 
| 3 | 10.7 | 2439085 | 1965-11-20 | 2439080 | 1965-11-15 | 5 | SVO | 
| 4 | 10.6 | 2439546 | 1967-02-24 | 2439516 | 1967-01-25 | 30 | AAVSO | 
| 5 | 11.0 | 2439960 | 1968-04-13 | 2439953 | 1968-04-06 | 7 | SVO | 
| 6 | 11.0 | 2440398 | 1969-06-25 | 2440389 | 1969-06-16 | 9 | SVO | 
| 7 | 10.1 | 2440804 | 1970-08-05 | 2440826 | 1970-08-27 | -22 | SVO | 
| 8 | 10.5 | 2441239 | 1971-10-14 | 2441262 | 1971-11-06 | -23 | SVO | 
| 9 | 10.0 | 2441686 | 1973-01-03 | 2441699 | 1973-01-16 | -13 | AAVSO | 
| 10 | 10.1 | 2442105 | 1974-02-26 | 2442135 | 1974-03-28 | -30 | SVO | 
| 11 | 9.0 | 2442524 | 1975-04-21 | 2442572 | 1975-06-08 | -48 | SVO | 
| 12 | 9.0 | 2442945 | 1976-06-15 | 2443008 | 1976-08-17 | -63 | SVO | 
| 13 | 9.0 | 2443397 | 1977-09-10 | 2443445 | 1977-10-28 | -48 | SVO | 
| 14 | 8.3 | 2443824 | 1978-11-11 | 2443881 | 1979-01-07 | -57 | SVO | 
| 15 | 8.4 | 2444260 | 1980-01-21 | 2444317 | 1980-03-18 | -57 | SVO | 
| 16 | 8.6 | 2444704 | 1981-04-09 | 2444754 | 1981-05-29 | -50 | SVO | 
| 17 | 9.0 | 2445123 | 1982-06-02 | 2445190 | 1982-08-08 | -67 | AAVSO | 
| 18 | 9.7 | 2445564 | 1983-08-17 | 2445627 | 1983-10-19 | -63 | SVO | 
| 19 | 9.2 | 2445991 | 1984-10-17 | 2446063 | 1984-12-28 | -72 | SVO | 
| 20 | 9.5 | 2446440 | 1986-01-09 | 2446500 | 1986-03-10 | -60 | SVO | 
| 21 | 10.3 | 2446894 | 1987-04-08 | 2446936 | 1987-05-20 | -42 | SVO | 
| 22 | 10.1 | 2447331 | 1988-06-18 | 2447373 | 1988-07-30 | -42 | SVO | 
| 23 | 10.9 | 2447778 | 1989-09-08 | 2447809 | 1989-10-09 | -31 | SVO | 
| 24 | 10.7 | 2448212 | 1990-11-16 | 2448246 | 1990-12-20 | -34 | SVO | 
| 25 | 10.8 | 2448655 | 1992-02-02 | 2448682 | 1992-02-29 | -27 | SVO | 
| 26 | 11.6 | 2449108 | 1993-04-30 | 2449119 | 1993-05-11 | -11 | SVO | 
| 27 | 10.7 | 2449543 | 1994-07-09 | 2449555 | 1994-07-21 | -12 | SVO | 
| 28 | 10.5 | 2449975 | 1995-09-14 | 2449991 | 1995-09-30 | -16 | SVO | 
| 29 | 10.3 | 2450421 | 1996-12-03 | 2450428 | 1996-12-10 | -7 | SVO | 
| 30 | 10.4 | 2450872 | 1998-02-27 | 2450864 | 1998-02-19 | 8 | SVO | 
| 31 | 9.8 | 2451310 | 1999-05-11 | 2451301 | 1999-05-02 | 9 | SVO | 
| 32 | 11.1 | 2451763 | 2000-08-06 | 2451737 | 2000-07-11 | 26 | SVO | 
| 33 | 10.5 | 2452207 | 2001-10-24 | 2452174 | 2001-09-21 | 33 | SVO | 
| 34 | 9.8 | 2452639 | 2002-12-30 | 2452610 | 2002-12-01 | 29 | SVO | 
| 35 | 9.4 | 2453075 | 2004-03-10 | 2453047 | 2004-02-11 | 28 | SVO | 
| 36 | 8.6 | 2453503 | 2005-05-12 | 2453483 | 2005-04-22 | 20 | SVO | 
| 37 | 8.8 | 2453923 | 2006-07-06 | 2453920 | 2006-07-03 | 3 | SVO | 
| 38 |  | 2454371 | 2007-09-27 | 2454356 | 2007-09-12 | 15 | AAVSO | 
| 39 | 9.0 | 2454815 | 2008-12-14 | 2454792 | 2008-11-21 | 23 | SVO | 
| 40 | 9.4 | 2455266 | 2010-03-10 | 2455229 | 2010-02-01 | 37 | SVO | 
| 41 | 9.2 | 2455707 | 2011-05-25 | 2455665 | 2011-04-13 | 42 | SVO | 
| 42 | 10.1 | 2456121 | 2012-07-12 | 2456102 | 2012-06-23 | 19 | SVO | 
| 43 | 11.1 | 2456570 | 2013-10-04 | 2456538 | 2013-09-02 | 32 | SVO | 
| 44 | 11.2 | 2456997 | 2014-12-05 | 2456975 | 2014-11-13 | 22 | AAVSO | 
| 45 | 10.7 | 2457442 | 2016-02-23 | 2457411 | 2016-01-23 | 31 | SVO | 
| 46 | 9.8 | 2457861 | 2017-04-17 | 2457848 | 2017-04-04 | 13 | SVO | 
| 47 | 9.8 | 2458279 | 2018-06-09 | 2458284 | 2018-06-14 | -5 | SVO | 
| 48 | 9.4 | 2458713 | 2019-08-17 | 2458721 | 2019-08-25 | -8 | SVO | 
| 49 | 9.7 | 2459138 | 2020-10-15 | 2459157 | 2020-11-03 | -19 | SVO | 
| 50 | 9.9 | 2459591 | 2022-01-11 | 2459593 | 2022-01-13 | -2 | SVO | 
| 51 | 9.9 | 2460026 | 2023-03-22 | 2460030 | 2023-03-26 | -4 | SVO | 
| 52 | 9.9 | 2460466 | 2024-06-04 | 2460466 | 2024-06-04 | 0 | SVO |