Maxima for W Aqr
Period: 376.1, Epoch: 2453940
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-110   2412070 1891-12-03 2412569 1893-04-15 -499 SVO
-108   2412825 1893-12-27 2413321 1895-05-07 -496 AnHar, 1909, vol 55, p 95
-107   2413210 1895-01-16 2413697 1896-05-17 -487 GuL, 1920, 1.2
-106   2413604 1896-02-14 2414073 1897-05-28 -469 GuL, 1920, 1.2
-105   2414000 1897-03-16 2414450 1898-06-09 -450 SVO
-103   2414760 1899-04-15 2415202 1900-07-01 -442 SVO
-101   2415530 1901-05-25 2415954 1902-07-23 -424 AnHar, 1952, vol 115
-100   2415895 1902-05-25 2416330 1903-08-03 -435 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-99   2416273 1903-06-07 2416706 1904-08-13 -433 AnHar, 1909, vol 55, p 95
-98 8.6 2416650 1904-06-18 2417082 1905-08-24 -432 AAVSO
-97 8.4 2417048 1905-07-21 2417458 1906-09-04 -410 AAVSO
-96 8.0 2417412 1906-07-20 2417834 1907-09-15 -422 AAVSO
-95   2417800 1907-08-12 2418211 1908-09-26 -411 AAVSO
-94 8.3 2418194 1908-09-09 2418587 1909-10-07 -393 AAVSO
-93 8.5 2418579 1909-09-29 2418963 1910-10-18 -384 AAVSO
-92 8.5 2418988 1910-11-12 2419339 1911-10-29 -351 AAVSO
-91   2419360 1911-11-19 2419715 1912-11-08 -355 AAVSO
-90   2419755 1912-12-18 2420091 1913-11-19 -336 AAVSO
-89   2420116 1913-12-14 2420467 1914-11-30 -351 AAVSO
-88   2420504 1915-01-06 2420843 1915-12-11 -339 AAVSO
-87   2420888 1916-01-25 2421219 1916-12-21 -331 AAVSO
-86   2421270 1917-02-10 2421595 1918-01-01 -325 AAVSO
-85   2421648 1918-02-23 2421972 1919-01-13 -324 AAVSO
-84   2422000 1919-02-10 2422348 1920-01-24 -348 AAVSO
-83   2422376 1920-02-21 2422724 1921-02-03 -348 AAVSO
-82   2422748 1921-02-27 2423100 1922-02-14 -352 AAVSO
-81   2423153 1922-04-08 2423476 1923-02-25 -323 AAVSO
-80 8.7 2423533 1923-04-23 2423852 1924-03-07 -319 AAVSO
-79 9.3 2423909 1924-05-03 2424228 1925-03-18 -319 AAVSO
-78   2424307 1925-06-05 2424604 1926-03-29 -297 AAVSO
-77 9.5 2424676 1926-06-09 2424980 1927-04-09 -304 AAVSO
-76 9.0 2425036 1927-06-04 2425356 1928-04-19 -320 AAVSO
-75 8.9 2425411 1928-06-13 2425733 1929-05-01 -322 AAVSO
-74 9.2 2425780 1929-06-17 2426109 1930-05-12 -329 SVO
-73 8.9 2426141 1930-06-13 2426485 1931-05-23 -344 SVO
-72 8.8 2426515 1931-06-22 2426861 1932-06-02 -346 AAVSO
-71 9.6 2426893 1932-07-04 2427237 1933-06-13 -344 AAVSO
-70 9.4 2427265 1933-07-11 2427613 1934-06-24 -348 SVO
-69 9.1 2427638 1934-07-19 2427989 1935-07-05 -351 SVO
-68 9.6 2428024 1935-08-09 2428365 1936-07-15 -341 SVO
-67 8.7 2428392 1936-08-11 2428741 1937-07-26 -349 SVO
-66 9.6 2428772 1937-08-26 2429117 1938-08-06 -345 SVO
-65 9.1 2429159 1938-09-17 2429494 1939-08-18 -335 SVO
-64 9.5 2429530 1939-09-23 2429870 1940-08-28 -340 SVO
-63 8.5 2429910 1940-10-07 2430246 1941-09-08 -336 SVO
-62 9.5 2430288 1941-10-20 2430622 1942-09-19 -334 SVO
-61 8.6 2430673 1942-11-09 2430998 1943-09-30 -325 SVO
-60 9.3 2431063 1943-12-04 2431374 1944-10-10 -311 SVO
-59 9.2 2431450 1944-12-25 2431750 1945-10-21 -300 SVO
-58   2431830 1946-01-09 2432126 1946-11-01 -296 AAVSO
-57 8.7 2432215 1947-01-29 2432502 1947-11-12 -287 SVO
-56   2432610 1948-02-28 2432878 1948-11-22 -268 AAVSO
-55 8.8 2433001 1949-03-25 2433255 1949-12-04 -254 AAVSO
-54 9.0 2433388 1950-04-16 2433631 1950-12-15 -243 AAVSO
-53 8.8 2433769 1951-05-02 2434007 1951-12-26 -238 SVO
-52 8.7 2434154 1952-05-21 2434383 1953-01-05 -229 SVO
-51 9.7 2434550 1953-06-21 2434759 1954-01-16 -209 SVO
-50 9.1 2434931 1954-07-07 2435135 1955-01-27 -204 SVO
-49 9.3 2435335 1955-08-15 2435511 1956-02-07 -176 SVO
-48 9.5 2435717 1956-08-31 2435887 1957-02-17 -170 SVO
-47 9.2 2436087 1957-09-05 2436263 1958-02-28 -176 SVO
-46 8.7 2436464 1958-09-17 2436639 1959-03-11 -175 SVO
-45 9.9 2436840 1959-09-28 2437016 1960-03-22 -176 SVO
-44 9.2 2437222 1960-10-14 2437392 1961-04-02 -170 SVO
-43 9.4 2437599 1961-10-26 2437768 1962-04-13 -169 SVO
-42 8.6 2437983 1962-11-14 2438144 1963-04-24 -161 SVO
-41 9.4 2438360 1963-11-26 2438520 1964-05-04 -160 SVO
-40 9.6 2438742 1964-12-12 2438896 1965-05-15 -154 AAVSO
-39 8.8 2439118 1965-12-23 2439272 1966-05-26 -154 SVO
-38 9.1 2439493 1967-01-02 2439648 1967-06-06 -155 SVO
-37 8.9 2439875 1968-01-19 2440024 1968-06-16 -149 SVO
-36 9.3 2440249 1969-01-27 2440400 1969-06-27 -151 AAVSO
-35   2440625 1970-02-07 2440777 1970-07-09 -152 AAVSO
-34   2441008 1971-02-25 2441153 1971-07-20 -145 AAVSO
-33   2441383 1972-03-06 2441529 1972-07-30 -146 AAVSO
-32 9.8 2441770 1973-03-28 2441905 1973-08-10 -135 AAVSO
-31 8.9 2442160 1974-04-22 2442281 1974-08-21 -121 AAVSO
-30 9.3 2442545 1975-05-12 2442657 1975-09-01 -112 AAVSO
-29 9.1 2442915 1976-05-16 2443033 1976-09-11 -118 SVO
-28 8.8 2443298 1977-06-03 2443409 1977-09-22 -111 SVO
-27 9.0 2443686 1978-06-26 2443785 1978-10-03 -99 SVO
-26 8.8 2444068 1979-07-13 2444161 1979-10-14 -93 SVO
-25 8.8 2444447 1980-07-26 2444538 1980-10-25 -91 SVO
-24 8.5 2444831 1981-08-14 2444914 1981-11-05 -83 SVO
-23 9.9 2445224 1982-09-11 2445290 1982-11-16 -66 SVO
-22 8.8 2445608 1983-09-30 2445666 1983-11-27 -58 SVO
-21 9.5 2445994 1984-10-20 2446042 1984-12-07 -48 SVO
-20 8.9 2446380 1985-11-10 2446418 1985-12-18 -38 SVO
-19 8.9 2446755 1986-11-20 2446794 1986-12-29 -39 SVO
-18 9.2 2447139 1987-12-09 2447170 1988-01-09 -31 SVO
-17 9.2 2447516 1988-12-20 2447546 1989-01-19 -30 SVO
-16 8.9 2447905 1990-01-13 2447922 1990-01-30 -17 SVO
-15 9.3 2448278 1991-01-21 2448299 1991-02-11 -21 SVO
-14 9.2 2448656 1992-02-03 2448675 1992-02-22 -19 SVO
-13 9.4 2449037 1993-02-18 2449051 1993-03-04 -14 SVO
-12 8.9 2449413 1994-03-01 2449427 1994-03-15 -14 SVO
-11 8.7 2449773 1995-02-24 2449803 1995-03-26 -30 SVO
-10 10.0 2450163 1996-03-20 2450179 1996-04-05 -16 SVO
-9 9.0 2450541 1997-04-02 2450555 1997-04-16 -14 SVO
-8 10.0 2450898 1998-03-25 2450931 1998-04-27 -33 SVO
-7 9.4 2451298 1999-04-29 2451307 1999-05-08 -9 SVO
-6   2451685 2000-05-20 2451683 2000-05-18 2 AAVSO
-5 9.4 2452047 2001-05-17 2452060 2001-05-30 -13 SVO
-4 9.0 2452430 2002-06-04 2452436 2002-06-10 -6 SVO
-3 9.2 2452802 2003-06-11 2452812 2003-06-21 -10 SVO
-2 9.2 2453191 2004-07-04 2453188 2004-07-01 3 SVO
-1 9.3 2453570 2005-07-18 2453564 2005-07-12 6 SVO
0 9.1 2453946 2006-07-29 2453940 2006-07-23 6 SVO
1 9.1 2454334 2007-08-21 2454316 2007-08-03 18 SVO
2 8.6 2454709 2008-08-30 2454692 2008-08-13 17 SVO
3 10.4 2455089 2009-09-14 2455068 2009-08-24 21 SVO
4 9.2 2455458 2010-09-18 2455444 2010-09-04 14 SVO
5 9.2 2455838 2011-10-03 2455821 2011-09-16 17 SVO
6 8.4 2456217 2012-10-16 2456197 2012-09-26 20 SVO
7 9.3 2456593 2013-10-27 2456573 2013-10-07 20 SVO
8 8.6 2456977 2014-11-15 2456949 2014-10-18 28 SVO
9 9.2 2457357 2015-11-30 2457325 2015-10-29 32 SVO
10 8.7 2457733 2016-12-10 2457701 2016-11-08 32 SVO
11 8.9 2458131 2018-01-12 2458077 2017-11-19 54 SVO
12 8.6 2458512 2019-01-28 2458453 2018-11-30 59 SVO
13 8.8 2458893 2020-02-13 2458829 2019-12-11 64 SVO
14 8.8 2459273 2021-02-27 2459205 2020-12-21 68 SVO
15 8.8 2459671 2022-04-01 2459582 2022-01-02 89 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.