E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
-54 | 2417331 | 1906-04-30 | 2417282 | 1906-03-12 | 49 | GuL, 1918, 1.1 | |
-53 | 2417803 | 1907-08-15 | 2417751 | 1907-06-24 | 52 | GuL, 1918, 1.1 | |
-52 | 2418280 | 1908-12-04 | 2418220 | 1908-10-05 | 60 | SVO | |
-48 | 2420152 | 1914-01-19 | 2420095 | 1913-11-23 | 57 | SVO | |
-45 | 2421530 | 1917-10-28 | 2421501 | 1917-09-29 | 29 | SVO | |
-44 | 2422009 | 1919-02-19 | 2421970 | 1919-01-11 | 39 | SVO | |
-42 | 2422940 | 1921-09-07 | 2422908 | 1921-08-06 | 32 | SVO | |
-41 | 2423390 | 1922-12-01 | 2423377 | 1922-11-18 | 13 | SVO | |
-40 | 9.5 | 2423865 | 1924-03-20 | 2423846 | 1924-03-01 | 19 | AAVSO |
-39 | 2424325 | 1925-06-23 | 2424314 | 1925-06-12 | 11 | AAVSO | |
-38 | 9.0 | 2424787 | 1926-09-28 | 2424783 | 1926-09-24 | 4 | AAVSO |
-37 | 9.6 | 2425256 | 1928-01-10 | 2425252 | 1928-01-06 | 4 | AAVSO |
-36 | 9.8 | 2425746 | 1929-05-14 | 2425721 | 1929-04-19 | 25 | AAVSO |
-35 | 9.5 | 2426209 | 1930-08-20 | 2426190 | 1930-08-01 | 19 | AAVSO |
-34 | 10.3 | 2426667 | 1931-11-21 | 2426659 | 1931-11-13 | 8 | SVO |
-33 | 9.5 | 2427141 | 1933-03-09 | 2427127 | 1933-02-23 | 14 | SVO |
-32 | 9.7 | 2427605 | 1934-06-16 | 2427596 | 1934-06-07 | 9 | SVO |
-31 | 9.6 | 2428065 | 1935-09-19 | 2428065 | 1935-09-19 | 0 | AAVSO |
-30 | 9.5 | 2428527 | 1936-12-24 | 2428534 | 1936-12-31 | -7 | SVO |
-29 | 9.2 | 2428971 | 1938-03-13 | 2429003 | 1938-04-14 | -32 | SVO |
-28 | 2429462 | 1939-07-17 | 2429471 | 1939-07-26 | -9 | AAVSO | |
-27 | 9.9 | 2429922 | 1940-10-19 | 2429940 | 1940-11-06 | -18 | SVO |
-26 | 9.6 | 2430386 | 1942-01-26 | 2430409 | 1942-02-18 | -23 | SVO |
-25 | 9.0 | 2430864 | 1943-05-19 | 2430878 | 1943-06-02 | -14 | SVO |
-24 | 9.3 | 2431331 | 1944-08-28 | 2431347 | 1944-09-13 | -16 | AAVSO |
-23 | 9.5 | 2431780 | 1945-11-20 | 2431816 | 1945-12-26 | -36 | SVO |
-22 | 9.3 | 2432274 | 1947-03-29 | 2432284 | 1947-04-08 | -10 | SVO |
-21 | 2432737 | 1948-07-04 | 2432753 | 1948-07-20 | -16 | AAVSO | |
-20 | 8.8 | 2433227 | 1949-11-06 | 2433222 | 1949-11-01 | 5 | SVO |
-19 | 9.7 | 2433693 | 1951-02-15 | 2433691 | 1951-02-13 | 2 | SVO |
-18 | 9.6 | 2434172 | 1952-06-08 | 2434160 | 1952-05-27 | 12 | SVO |
-17 | 8.8 | 2434633 | 1953-09-12 | 2434629 | 1953-09-08 | 4 | AAVSO |
-16 | 11.2 | 2435096 | 1954-12-19 | 2435097 | 1954-12-20 | -1 | SVO |
-15 | 9.3 | 2435561 | 1956-03-28 | 2435566 | 1956-04-02 | -5 | SVO |
-14 | 2436010 | 1957-06-20 | 2436035 | 1957-07-15 | -25 | AAVSO | |
-13 | 9.2 | 2436471 | 1958-09-24 | 2436504 | 1958-10-27 | -33 | AAVSO |
-12 | 9.7 | 2436949 | 1960-01-15 | 2436973 | 1960-02-08 | -24 | SVO |
-11 | 9.6 | 2437423 | 1961-05-03 | 2437441 | 1961-05-21 | -18 | SVO |
-10 | 9.2 | 2437897 | 1962-08-20 | 2437910 | 1962-09-02 | -13 | SVO |
-9 | 9.1 | 2438339 | 1963-11-05 | 2438379 | 1963-12-15 | -40 | SVO |
-8 | 9.4 | 2438804 | 1965-02-12 | 2438848 | 1965-03-28 | -44 | SVO |
-7 | 9.1 | 2439258 | 1966-05-12 | 2439317 | 1966-07-10 | -59 | SVO |
-6 | 9.6 | 2439712 | 1967-08-09 | 2439786 | 1967-10-22 | -74 | SVO |
-5 | 9.3 | 2440206 | 1968-12-15 | 2440254 | 1969-02-01 | -48 | SVO |
-4 | 9.3 | 2440662 | 1970-03-16 | 2440723 | 1970-05-16 | -61 | SVO |
-3 | 2441137 | 1971-07-04 | 2441192 | 1971-08-28 | -55 | AAVSO | |
-2 | 9.6 | 2441606 | 1972-10-15 | 2441661 | 1972-12-09 | -55 | AAVSO |
-1 | 9.8 | 2442058 | 1974-01-10 | 2442130 | 1974-03-23 | -72 | SVO |
0 | 9.2 | 2442520 | 1975-04-17 | 2442599 | 1975-07-05 | -79 | SVO |
1 | 10.5 | 2442984 | 1976-07-24 | 2443067 | 1976-10-15 | -83 | AAVSO |
2 | 8.8 | 2443470 | 1977-11-22 | 2443536 | 1978-01-27 | -66 | SVO |
3 | 10.5 | 2443953 | 1979-03-20 | 2444005 | 1979-05-11 | -52 | SVO |
4 | 9.8 | 2444443 | 1980-07-22 | 2444474 | 1980-08-22 | -31 | AAVSO |
5 | 10.6 | 2444905 | 1981-10-27 | 2444943 | 1981-12-04 | -38 | SVO |
6 | 9.1 | 2445386 | 1983-02-20 | 2445411 | 1983-03-17 | -25 | SVO |
7 | 10.0 | 2445860 | 1984-06-08 | 2445880 | 1984-06-28 | -20 | SVO |
8 | 9.6 | 2446348 | 1985-10-09 | 2446349 | 1985-10-10 | -1 | SVO |
9 | 9.1 | 2446827 | 1987-01-31 | 2446818 | 1987-01-22 | 9 | SVO |
10 | 9.8 | 2447307 | 1988-05-25 | 2447287 | 1988-05-05 | 20 | SVO |
11 | 8.9 | 2447798 | 1989-09-28 | 2447756 | 1989-08-17 | 42 | SVO |
12 | 10.0 | 2448274 | 1991-01-17 | 2448224 | 1990-11-28 | 50 | SVO |
13 | 9.6 | 2448763 | 1992-05-20 | 2448693 | 1992-03-11 | 70 | SVO |
14 | 8.9 | 2449228 | 1993-08-28 | 2449162 | 1993-06-23 | 66 | SVO |
15 | 10.3 | 2449690 | 1994-12-03 | 2449631 | 1994-10-05 | 59 | SVO |
16 | 9.3 | 2450149 | 1996-03-06 | 2450100 | 1996-01-17 | 49 | SVO |
17 | 9.8 | 2450629 | 1997-06-29 | 2450568 | 1997-04-29 | 61 | SVO |
18 | 10.2 | 2451096 | 1998-10-09 | 2451037 | 1998-08-11 | 59 | SVO |
19 | 8.6 | 2451545 | 2000-01-01 | 2451506 | 1999-11-23 | 39 | SVO |
20 | 11.3 | 2452012 | 2001-04-12 | 2451975 | 2001-03-06 | 37 | SVO |
21 | 2452465 | 2002-07-09 | 2452444 | 2002-06-18 | 21 | AAVSO | |
22 | 10.4 | 2452945 | 2003-11-01 | 2452913 | 2003-09-30 | 32 | SVO |
23 | 9.5 | 2453395 | 2005-01-24 | 2453381 | 2005-01-10 | 14 | SVO |
24 | 9.4 | 2453862 | 2006-05-06 | 2453850 | 2006-04-24 | 12 | SVO |
25 | 9.4 | 2454327 | 2007-08-14 | 2454319 | 2007-08-06 | 8 | SVO |
26 | 9.7 | 2454796 | 2008-11-25 | 2454788 | 2008-11-17 | 8 | SVO |
27 | 10.1 | 2455273 | 2010-03-17 | 2455257 | 2010-03-01 | 16 | SVO |
28 | 10.0 | 2455744 | 2011-07-01 | 2455726 | 2011-06-13 | 18 | SVO |
29 | 8.7 | 2456198 | 2012-09-27 | 2456194 | 2012-09-23 | 4 | SVO |
30 | 10.6 | 2456669 | 2014-01-11 | 2456663 | 2014-01-05 | 6 | SVO |
31 | 9.7 | 2457145 | 2015-05-02 | 2457132 | 2015-04-19 | 13 | SVO |
32 | 10.0 | 2457589 | 2016-07-19 | 2457601 | 2016-07-31 | -12 | SVO |
33 | 9.6 | 2458066 | 2017-11-08 | 2458070 | 2017-11-12 | -4 | SVO |
34 | 9.6 | 2458541 | 2019-02-26 | 2458538 | 2019-02-23 | 3 | SVO |
35 | 8.9 | 2459006 | 2020-06-05 | 2459007 | 2020-06-06 | -1 | SVO |
36 | 10.2 | 2459479 | 2021-09-21 | 2459476 | 2021-09-18 | 3 | SVO |
37 | 10.7 | 2459961 | 2023-01-16 | 2459945 | 2022-12-31 | 16 | SVO |
38 | 9.8 | 2460432 | 2024-05-01 | 2460414 | 2024-04-13 | 18 | SVO |
E | Cycle number from the GCVS4 epoch. |
Mag | Magnitude at maximum. |
O (JD) | Julian date at observed time for maximum. |
O (Dat) | Same as above, expressed as date. |
C (JD) | Julian date at calculated time for maximum with elements from GCVS4. |
C (Dat) | Same as above, expressed as date. |
O-C | O (JD) minus C (JD). |
Sorce | Datasource for the maxima. |