E | Mag | O (JD) | O (dat) | C (JD) | C (Dat) | O-C | Source |
-77 | 2412025 | 1891-10-19 | 2411495 | 1890-05-07 | 530 | SVO | |
-74 | 2413175 | 1894-12-12 | 2412686 | 1893-08-10 | 489 | SVO | |
-68 | 2415545 | 1901-06-09 | 2415067 | 1900-02-16 | 478 | SVO | |
-67 | 2415930 | 1902-06-29 | 2415463 | 1901-03-19 | 467 | SVO | |
-66 | 2416310 | 1903-07-14 | 2415860 | 1902-04-20 | 450 | SVO | |
-65 | 2416691 | 1904-07-29 | 2416257 | 1903-05-22 | 434 | SVO | |
-64 | 2417066 | 1905-08-08 | 2416654 | 1904-06-22 | 412 | AnHar, 1909, vol 55, p 95 | |
-63 | 2417471 | 1906-09-17 | 2417051 | 1905-07-24 | 420 | AnHar, 1909, vol 55, p 95 | |
-62 | 10.5 | 2417883 | 1907-11-03 | 2417447 | 1906-08-24 | 436 | AAVSO |
-61 | 9.0 | 2418237 | 1908-10-22 | 2417844 | 1907-09-25 | 393 | AAVSO |
-60 | 2418632 | 1909-11-21 | 2418241 | 1908-10-26 | 391 | SVO | |
-59 | 2419046 | 1911-01-09 | 2418638 | 1909-11-27 | 408 | AAVSO | |
-58 | 2419412 | 1912-01-10 | 2419035 | 1910-12-29 | 377 | GuL, 1920, 1.2 | |
-57 | 2419806 | 1913-02-07 | 2419431 | 1912-01-29 | 375 | GuL, 1920, 1.2 | |
-56 | 2420190 | 1914-02-26 | 2419828 | 1913-03-01 | 362 | GuL, 1920, 1.2 | |
-55 | 2420553 | 1915-02-24 | 2420225 | 1914-04-02 | 328 | AN, 1917, vol 205, p 253 | |
-54 | 2420981 | 1916-04-27 | 2420622 | 1915-05-04 | 359 | AAVSO | |
-53 | 2421372 | 1917-05-23 | 2421019 | 1916-06-04 | 353 | AAVSO | |
-52 | 2421773 | 1918-06-28 | 2421415 | 1917-07-05 | 358 | AAVSO | |
-51 | 2422150 | 1919-07-10 | 2421812 | 1918-08-06 | 338 | SVO | |
-50 | 2422530 | 1920-07-24 | 2422209 | 1919-09-07 | 321 | SVO | |
-49 | 2422910 | 1921-08-08 | 2422606 | 1920-10-08 | 304 | SVO | |
-48 | 2423287 | 1922-08-20 | 2423003 | 1921-11-09 | 284 | AAVSO | |
-47 | 9.8 | 2423677 | 1923-09-14 | 2423399 | 1922-12-10 | 278 | AAVSO |
-46 | 11.0 | 2424101 | 1924-11-11 | 2423796 | 1924-01-11 | 305 | AAVSO |
-45 | 10.5 | 2424490 | 1925-12-05 | 2424193 | 1925-02-11 | 297 | AAVSO |
-44 | 9.0 | 2424854 | 1926-12-04 | 2424590 | 1926-03-15 | 264 | AAVSO |
-43 | 11.2 | 2425256 | 1928-01-10 | 2424987 | 1927-04-16 | 269 | AAVSO |
-42 | 9.6 | 2425646 | 1929-02-03 | 2425383 | 1928-05-16 | 263 | AAVSO |
-41 | 10.4 | 2426024 | 1930-02-16 | 2425780 | 1929-06-17 | 244 | SVO |
-40 | 9.9 | 2426406 | 1931-03-05 | 2426177 | 1930-07-19 | 229 | SVO |
-39 | 10.5 | 2426799 | 1932-04-01 | 2426574 | 1931-08-20 | 225 | SVO |
-38 | 9.9 | 2427177 | 1933-04-14 | 2426971 | 1932-09-20 | 206 | SVO |
-37 | 2427584 | 1934-05-26 | 2427367 | 1933-10-21 | 217 | AAVSO | |
-36 | 10.1 | 2427975 | 1935-06-21 | 2427764 | 1934-11-22 | 211 | AAVSO |
-35 | 9.1 | 2428360 | 1936-07-10 | 2428161 | 1935-12-24 | 199 | AAVSO |
-34 | 10.2 | 2428729 | 1937-07-14 | 2428558 | 1937-01-24 | 171 | SVO |
-33 | 10.1 | 2429114 | 1938-08-03 | 2428955 | 1938-02-25 | 159 | SVO |
-32 | 9.1 | 2429528 | 1939-09-21 | 2429351 | 1939-03-28 | 177 | AAVSO |
-31 | 10.9 | 2429907 | 1940-10-04 | 2429748 | 1940-04-28 | 159 | SVO |
-30 | 10.9 | 2430286 | 1941-10-18 | 2430145 | 1941-05-30 | 141 | AAVSO |
-29 | 10.2 | 2430680 | 1942-11-16 | 2430542 | 1942-07-01 | 138 | SVO |
-28 | 10.6 | 2431056 | 1943-11-27 | 2430939 | 1943-08-02 | 117 | SVO |
-27 | 9.8 | 2431456 | 1944-12-31 | 2431335 | 1944-09-01 | 121 | AAVSO |
-26 | 10.0 | 2431845 | 1946-01-24 | 2431732 | 1945-10-03 | 113 | AAVSO |
-25 | 2432250 | 1947-03-05 | 2432129 | 1946-11-04 | 121 | AAVSO | |
-24 | 2432642 | 1948-03-31 | 2432526 | 1947-12-06 | 116 | AAVSO | |
-23 | 10.6 | 2433035 | 1949-04-28 | 2432923 | 1949-01-06 | 112 | AAVSO |
-22 | 9.7 | 2433405 | 1950-05-03 | 2433319 | 1950-02-06 | 86 | AAVSO |
-21 | 2433776 | 1951-05-09 | 2433716 | 1951-03-10 | 60 | AAVSO | |
-20 | 9.4 | 2434196 | 1952-07-02 | 2434113 | 1952-04-10 | 83 | AAVSO |
-19 | 11.0 | 2434585 | 1953-07-26 | 2434510 | 1953-05-12 | 75 | AAVSO |
-18 | 10.3 | 2435005 | 1954-09-19 | 2434907 | 1954-06-13 | 98 | SVO |
-17 | 10.0 | 2435373 | 1955-09-22 | 2435303 | 1955-07-14 | 70 | SVO |
-16 | 11.0 | 2435777 | 1956-10-30 | 2435700 | 1956-08-14 | 77 | SVO |
-15 | 10.1 | 2436172 | 1957-11-29 | 2436097 | 1957-09-15 | 75 | SVO |
-14 | 11.6 | 2436552 | 1958-12-14 | 2436494 | 1958-10-17 | 58 | AAVSO |
-13 | 11.1 | 2436947 | 1960-01-13 | 2436891 | 1959-11-18 | 56 | AAVSO |
-12 | 2437349 | 1961-02-18 | 2437287 | 1960-12-18 | 62 | AAVSO | |
-11 | 2437726 | 1962-03-02 | 2437684 | 1962-01-19 | 42 | AAVSO | |
-10 | 2438114 | 1963-03-25 | 2438081 | 1963-02-20 | 33 | AAVSO | |
-9 | 2438506 | 1964-04-20 | 2438478 | 1964-03-23 | 28 | AAVSO | |
-8 | 11.7 | 2438901 | 1965-05-20 | 2438875 | 1965-04-24 | 26 | AAVSO |
-7 | 10.6 | 2439296 | 1966-06-19 | 2439271 | 1966-05-25 | 25 | AAVSO |
-6 | 11.1 | 2439677 | 1967-07-05 | 2439668 | 1967-06-26 | 9 | AAVSO |
-5 | 10.5 | 2440066 | 1968-07-28 | 2440065 | 1968-07-27 | 1 | SVO |
-4 | 11.4 | 2440461 | 1969-08-27 | 2440462 | 1969-08-28 | -1 | AAVSO |
-3 | 10.2 | 2440867 | 1970-10-07 | 2440859 | 1970-09-29 | 8 | SVO |
-2 | 12.8 | 2441263 | 1971-11-07 | 2441255 | 1971-10-30 | 8 | AAVSO |
-1 | 12.1 | 2441662 | 1972-12-10 | 2441652 | 1972-11-30 | 10 | AAVSO |
0 | 11.0 | 2442049 | 1974-01-01 | 2442049 | 1974-01-01 | 0 | AAVSO |
1 | 12.5 | 2442434 | 1975-01-21 | 2442446 | 1975-02-02 | -12 | AAVSO |
2 | 11.3 | 2442833 | 1976-02-24 | 2442843 | 1976-03-05 | -10 | AAVSO |
3 | 11.0 | 2443194 | 1977-02-19 | 2443239 | 1977-04-05 | -45 | SVO |
4 | 11.1 | 2443564 | 1978-02-24 | 2443636 | 1978-05-07 | -72 | SVO |
5 | 10.6 | 2443942 | 1979-03-09 | 2444033 | 1979-06-08 | -91 | SVO |
6 | 12.2 | 2444349 | 1980-04-19 | 2444430 | 1980-07-09 | -81 | AAVSO |
7 | 10.2 | 2444740 | 1981-05-15 | 2444827 | 1981-08-10 | -87 | AAVSO |
8 | 11.7 | 2445137 | 1982-06-16 | 2445223 | 1982-09-10 | -86 | AAVSO |
9 | 12.5 | 2445534 | 1983-07-18 | 2445620 | 1983-10-12 | -86 | AAVSO |
10 | 10.2 | 2445922 | 1984-08-09 | 2446017 | 1984-11-12 | -95 | SVO |
11 | 11.2 | 2446320 | 1985-09-11 | 2446414 | 1985-12-14 | -94 | SVO |
12 | 10.8 | 2446708 | 1986-10-04 | 2446811 | 1987-01-15 | -103 | SVO |
13 | 11.5 | 2447096 | 1987-10-27 | 2447207 | 1988-02-15 | -111 | SVO |
14 | 10.3 | 2447493 | 1988-11-27 | 2447604 | 1989-03-18 | -111 | SVO |
15 | 11.6 | 2447874 | 1989-12-13 | 2448001 | 1990-04-19 | -127 | SVO |
16 | 10.5 | 2448262 | 1991-01-05 | 2448398 | 1991-05-21 | -136 | SVO |
17 | 10.0 | 2448641 | 1992-01-19 | 2448795 | 1992-06-21 | -154 | SVO |
18 | 10.7 | 2449040 | 1993-02-21 | 2449191 | 1993-07-22 | -151 | SVO |
19 | 10.5 | 2449429 | 1994-03-17 | 2449588 | 1994-08-23 | -159 | SVO |
20 | 10.8 | 2449827 | 1995-04-19 | 2449985 | 1995-09-24 | -158 | SVO |
21 | 10.4 | 2450207 | 1996-05-03 | 2450382 | 1996-10-25 | -175 | SVO |
22 | 10.3 | 2450589 | 1997-05-20 | 2450779 | 1997-11-26 | -190 | SVO |
23 | 10.5 | 2450997 | 1998-07-02 | 2451175 | 1998-12-27 | -178 | SVO |
24 | 10.9 | 2451400 | 1999-08-09 | 2451572 | 2000-01-28 | -172 | SVO |
25 | 10.2 | 2451783 | 2000-08-26 | 2451969 | 2001-02-28 | -186 | SVO |
26 | 9.0 | 2452153 | 2001-08-31 | 2452366 | 2002-04-01 | -213 | SVO |
27 | 10.9 | 2452562 | 2002-10-14 | 2452763 | 2003-05-03 | -201 | SVO |
28 | 10.1 | 2452944 | 2003-10-31 | 2453159 | 2004-06-02 | -215 | SVO |
29 | 9.6 | 2453342 | 2004-12-02 | 2453556 | 2005-07-04 | -214 | SVO |
30 | 11.3 | 2453733 | 2005-12-28 | 2453953 | 2006-08-05 | -220 | SVO |
31 | 10.6 | 2454143 | 2007-02-11 | 2454350 | 2007-09-06 | -207 | SVO |
32 | 9.8 | 2454520 | 2008-02-23 | 2454747 | 2008-10-07 | -227 | SVO |
33 | 10.7 | 2454933 | 2009-04-11 | 2455143 | 2009-11-07 | -210 | SVO |
34 | 10.9 | 2455324 | 2010-05-07 | 2455540 | 2010-12-09 | -216 | SVO |
35 | 10.2 | 2455704 | 2011-05-22 | 2455937 | 2012-01-10 | -233 | SVO |
36 | 9.8 | 2456082 | 2012-06-03 | 2456334 | 2013-02-10 | -252 | SVO |
37 | 10.0 | 2456474 | 2013-06-30 | 2456731 | 2014-03-14 | -257 | SVO |
38 | 9.6 | 2456864 | 2014-07-25 | 2457127 | 2015-04-14 | -263 | SVO |
39 | 10.7 | 2457262 | 2015-08-27 | 2457524 | 2016-05-15 | -262 | SVO |
40 | 9.8 | 2457655 | 2016-09-23 | 2457921 | 2017-06-16 | -266 | SVO |
41 | 9.9 | 2458026 | 2017-09-29 | 2458318 | 2018-07-18 | -292 | SVO |
42 | 10.1 | 2458423 | 2018-10-31 | 2458715 | 2019-08-19 | -292 | SVO |
43 | 9.8 | 2458801 | 2019-11-13 | 2459111 | 2020-09-18 | -310 | SVO |
44 | 10.7 | 2459191 | 2020-12-07 | 2459508 | 2021-10-20 | -317 | SVO |
45 | 10.3 | 2459576 | 2021-12-27 | 2459905 | 2022-11-21 | -329 | 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. |