| E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source | 
	
| -90 |  | 2411277 | 1889-10-01 | 2411225 | 1889-08-10 | 52 | PLPla, 1950, vol 26, p 5, AnHar, 1937, vol 105, p 459 | 
| -88 |  | 2412209 | 1892-04-20 | 2412152 | 1892-02-23 | 57 | GuL, 1920, 1.2 | 
| -87 |  | 2412650 | 1893-07-05 | 2412616 | 1893-06-01 | 34 | AnHar, 1909, vol 55, p 95 | 
| -86 |  | 2413110 | 1894-10-08 | 2413079 | 1894-09-07 | 31 | SVO | 
| -85 |  | 2413600 | 1896-02-10 | 2413543 | 1895-12-15 | 57 | SVO | 
| -84 |  | 2414030 | 1897-04-15 | 2414007 | 1897-03-23 | 23 | SVO | 
| -82 |  | 2414957 | 1899-10-29 | 2414934 | 1899-10-06 | 23 | AnHar, 1909, vol 55, p 95 | 
| -80 |  | 2415887 | 1902-05-17 | 2415861 | 1902-04-21 | 26 | AnHar, 1909, vol 55, p 95 | 
| -79 | 6.9 | 2416359 | 1903-09-01 | 2416325 | 1903-07-29 | 34 | SVO | 
| -76 |  | 2417735 | 1907-06-08 | 2417715 | 1907-05-19 | 20 | AnHar, 1952, vol 115 | 
| -75 |  | 2418205 | 1908-09-20 | 2418179 | 1908-08-25 | 26 | AnHar, 1952, vol 115 | 
| -72 | 7.3 | 2419600 | 1912-07-16 | 2419570 | 1912-06-16 | 30 | SVO | 
| -71 |  | 2420055 | 1913-10-14 | 2420033 | 1913-09-22 | 22 | AnHar, 1952, vol 115 | 
| -69 |  | 2420995 | 1916-05-11 | 2420960 | 1916-04-06 | 35 | SVO | 
| -68 |  | 2421460 | 1917-08-19 | 2421424 | 1917-07-14 | 36 | AnHar, 1952, vol 115 | 
| -67 | 9.0 | 2421908 | 1918-11-10 | 2421888 | 1918-10-21 | 20 | SVO | 
| -66 | 8.6 | 2422372 | 1920-02-17 | 2422351 | 1920-01-27 | 21 | SVO | 
| -65 | 8.9 | 2422829 | 1921-05-19 | 2422815 | 1921-05-05 | 14 | SVO | 
| -64 | 8.4 | 2423295 | 1922-08-28 | 2423278 | 1922-08-11 | 17 | SVO | 
| -63 | 9.3 | 2423742 | 1923-11-18 | 2423742 | 1923-11-18 | 0 | SVO | 
| -62 | 8.7 | 2424195 | 1925-02-13 | 2424206 | 1925-02-24 | -11 | SVO | 
| -61 |  | 2424672 | 1926-06-05 | 2424669 | 1926-06-02 | 3 | AAVSO | 
| -60 | 8.2 | 2425133 | 1927-09-09 | 2425133 | 1927-09-09 | 0 | SVO | 
| -59 | 9.4 | 2425582 | 1928-12-01 | 2425596 | 1928-12-15 | -14 | SVO | 
| -58 | 8.6 | 2426036 | 1930-02-28 | 2426060 | 1930-03-24 | -24 | SVO | 
| -57 | 9.3 | 2426531 | 1931-07-08 | 2426524 | 1931-07-01 | 7 | AAVSO | 
| -56 | 8.5 | 2426980 | 1932-09-29 | 2426987 | 1932-10-06 | -7 | SVO | 
| -55 | 7.8 | 2427427 | 1933-12-20 | 2427451 | 1934-01-13 | -24 | SVO | 
| -54 |  | 2427895 | 1935-04-02 | 2427914 | 1935-04-21 | -19 | AAVSO | 
| -53 | 8.6 | 2428356 | 1936-07-06 | 2428378 | 1936-07-28 | -22 | SVO | 
| -52 | 9.0 | 2428821 | 1937-10-14 | 2428842 | 1937-11-04 | -21 | SVO | 
| -51 |  | 2429285 | 1939-01-21 | 2429305 | 1939-02-10 | -20 | AAVSO | 
| -50 | 8.9 | 2429746 | 1940-04-26 | 2429769 | 1940-05-19 | -23 | AAVSO | 
| -49 | 9.4 | 2430214 | 1941-08-07 | 2430232 | 1941-08-25 | -18 | AAVSO | 
| -48 | 8.8 | 2430687 | 1942-11-23 | 2430696 | 1942-12-02 | -9 | AAVSO | 
| -47 |  | 2431144 | 1944-02-23 | 2431160 | 1944-03-10 | -16 | SVO | 
| -46 | 8.7 | 2431627 | 1945-06-20 | 2431623 | 1945-06-16 | 4 | SVO | 
| -45 | 9.1 | 2432090 | 1946-09-26 | 2432087 | 1946-09-23 | 3 | SVO | 
| -44 | 8.0 | 2432549 | 1947-12-29 | 2432550 | 1947-12-30 | -1 | AAVSO | 
| -43 | 9.5 | 2433013 | 1949-04-06 | 2433014 | 1949-04-07 | -1 | SVO | 
| -42 | 8.7 | 2433482 | 1950-07-19 | 2433478 | 1950-07-15 | 4 | SVO | 
| -41 | 9.7 | 2433941 | 1951-10-21 | 2433941 | 1951-10-21 | 0 | SVO | 
| -40 | 8.4 | 2434389 | 1953-01-11 | 2434405 | 1953-01-27 | -16 | SVO | 
| -39 | 8.6 | 2434850 | 1954-04-17 | 2434868 | 1954-05-05 | -18 | SVO | 
| -38 | 8.2 | 2435305 | 1955-07-16 | 2435332 | 1955-08-12 | -27 | SVO | 
| -37 | 8.8 | 2435759 | 1956-10-12 | 2435795 | 1956-11-17 | -36 | SVO | 
| -36 | 8.9 | 2436210 | 1958-01-06 | 2436259 | 1958-02-24 | -49 | SVO | 
| -35 | 8.4 | 2436667 | 1959-04-08 | 2436723 | 1959-06-03 | -56 | SVO | 
| -34 | 8.5 | 2437119 | 1960-07-03 | 2437186 | 1960-09-08 | -67 | SVO | 
| -33 | 8.3 | 2437593 | 1961-10-20 | 2437650 | 1961-12-16 | -57 | SVO | 
| -32 | 9.3 | 2438052 | 1963-01-22 | 2438113 | 1963-03-24 | -61 | SVO | 
| -31 | 9.3 | 2438519 | 1964-05-03 | 2438577 | 1964-06-30 | -58 | AAVSO | 
| -30 | 8.9 | 2438987 | 1965-08-14 | 2439041 | 1965-10-07 | -54 | SVO | 
| -29 | 8.0 | 2439435 | 1966-11-05 | 2439504 | 1967-01-13 | -69 | SVO | 
| -28 | 9.6 | 2439906 | 1968-02-19 | 2439968 | 1968-04-21 | -62 | AAVSO | 
| -27 | 9.7 | 2440374 | 1969-06-01 | 2440431 | 1969-07-28 | -57 | AAVSO | 
| -26 | 9.0 | 2440835 | 1970-09-05 | 2440895 | 1970-11-04 | -60 | AAVSO | 
| -25 |  | 2441299 | 1971-12-13 | 2441359 | 1972-02-11 | -60 | AAVSO | 
| -24 | 8.5 | 2441779 | 1973-04-06 | 2441822 | 1973-05-19 | -43 | SVO | 
| -23 | 8.2 | 2442238 | 1974-07-09 | 2442286 | 1974-08-26 | -48 | SVO | 
| -22 | 9.0 | 2442714 | 1975-10-28 | 2442749 | 1975-12-02 | -35 | SVO | 
| -21 |  | 2443166 | 1977-01-22 | 2443213 | 1977-03-10 | -47 | AAVSO | 
| -20 | 10.5 | 2443627 | 1978-04-28 | 2443677 | 1978-06-17 | -50 | AAVSO | 
| -19 | 9.2 | 2444127 | 1979-09-10 | 2444140 | 1979-09-23 | -13 | AAVSO | 
| -18 | 9.0 | 2444595 | 1980-12-21 | 2444604 | 1980-12-30 | -9 | SVO | 
| -17 | 8.9 | 2445055 | 1982-03-26 | 2445067 | 1982-04-07 | -12 | AAVSO | 
| -16 | 8.0 | 2445525 | 1983-07-09 | 2445531 | 1983-07-15 | -6 | SVO | 
| -15 | 8.8 | 2445992 | 1984-10-18 | 2445995 | 1984-10-21 | -3 | SVO | 
| -14 | 10.0 | 2446465 | 1986-02-03 | 2446458 | 1986-01-27 | 7 | AAVSO | 
| -13 | 8.3 | 2446924 | 1987-05-08 | 2446922 | 1987-05-06 | 2 | SVO | 
| -12 | 9.4 | 2447387 | 1988-08-13 | 2447385 | 1988-08-11 | 2 | SVO | 
| -11 | 8.7 | 2447837 | 1989-11-06 | 2447849 | 1989-11-18 | -12 | SVO | 
| -10 | 8.9 | 2448326 | 1991-03-10 | 2448312 | 1991-02-24 | 14 | SVO | 
| -9 |  | 2448783 | 1992-06-09 | 2448776 | 1992-06-02 | 7 | AAVSO | 
| -8 | 8.7 | 2449238 | 1993-09-07 | 2449240 | 1993-09-09 | -2 | SVO | 
| -7 | 8.9 | 2449709 | 1994-12-22 | 2449703 | 1994-12-16 | 6 | SVO | 
| -6 |  | 2450167 | 1996-03-24 | 2450167 | 1996-03-24 | 0 | AAVSO | 
| -5 | 8.7 | 2450635 | 1997-07-05 | 2450630 | 1997-06-30 | 5 | SVO | 
| -4 | 8.4 | 2451104 | 1998-10-17 | 2451094 | 1998-10-07 | 10 | SVO | 
| -3 |  | 2451569 | 2000-01-25 | 2451558 | 2000-01-14 | 11 | AAVSO | 
| -2 |  | 2452041 | 2001-05-11 | 2452021 | 2001-04-21 | 20 | AAVSO | 
| -1 | 8.7 | 2452514 | 2002-08-27 | 2452485 | 2002-07-29 | 29 | SVO | 
| 0 | 8.5 | 2452980 | 2003-12-06 | 2452948 | 2003-11-04 | 32 | SVO | 
| 1 | 8.9 | 2453459 | 2005-03-29 | 2453412 | 2005-02-10 | 47 | SVO | 
| 2 | 8.2 | 2453919 | 2006-07-02 | 2453876 | 2006-05-20 | 43 | SVO | 
| 3 | 9.0 | 2454370 | 2007-09-26 | 2454339 | 2007-08-26 | 31 | SVO | 
| 4 | 8.0 | 2454873 | 2009-02-10 | 2454803 | 2008-12-02 | 70 | SVO | 
| 5 |  | 2455311 | 2010-04-24 | 2455266 | 2010-03-10 | 45 | AAVSO | 
| 6 | 8.3 | 2455780 | 2011-08-06 | 2455730 | 2011-06-17 | 50 | SVO | 
| 7 | 8.6 | 2456240 | 2012-11-08 | 2456194 | 2012-09-23 | 46 | SVO | 
| 8 | 8.9 | 2456717 | 2014-02-28 | 2456657 | 2013-12-30 | 60 | SVO | 
| 9 | 8.9 | 2457173 | 2015-05-30 | 2457121 | 2015-04-08 | 52 | SVO | 
| 10 | 8.5 | 2457615 | 2016-08-14 | 2457584 | 2016-07-14 | 31 | SVO | 
| 11 | 8.1 | 2458067 | 2017-11-09 | 2458048 | 2017-10-21 | 19 | SVO | 
| 12 | 8.4 | 2458547 | 2019-03-04 | 2458512 | 2019-01-28 | 35 | SVO | 
| 13 | 8.4 | 2458992 | 2020-05-22 | 2458975 | 2020-05-05 | 17 | SVO | 
| 14 | 8.2 | 2459444 | 2021-08-17 | 2459439 | 2021-08-12 | 5 | SVO | 
| 15 | 7.7 | 2459906 | 2022-11-22 | 2459902 | 2022-11-18 | 4 | SVO | 
| 16 | 8.7 | 2460384 | 2024-03-14 | 2460366 | 2024-02-25 | 18 | SVO |