Maxima for W Cen
Period: 201.57, Epoch: 2441786
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-145   2412557 1893-04-03 2412558 1893-04-04 -1 PLPla, 1950, vol 26, p 5
-143   2412967 1894-05-18 2412961 1894-05-12 6 AnHar, 1909, vol 55, p 95
-141   2413360 1895-06-15 2413365 1895-06-20 -5 GuL, 1918, 1.1
-140   2413570 1896-01-11 2413566 1896-01-07 4 GuL, 1918, 1.1
-139   2413768 1896-07-27 2413768 1896-07-27 0 AnHar, 1909, vol 55, p 95
-138   2413975 1897-02-19 2413969 1897-02-13 6 AnHar, 1909, vol 55, p 95
-136   2414380 1898-03-31 2414372 1898-03-23 8 GuL, 1918, 1.1
-134 7.9 2414789 1899-05-14 2414776 1899-05-01 13 SVO
-133 8.0 2414992 1899-12-03 2414977 1899-11-18 15 SVO
-132 8.1 2415191 1900-06-20 2415179 1900-06-08 12 SVO
-131 7.9 2415397 1901-01-12 2415380 1900-12-26 17 SVO
-130 8.2 2415598 1901-08-01 2415582 1901-07-16 16 SVO
-129 7.7 2415804 1902-02-23 2415783 1902-02-02 21 SVO
-128 8.2 2416011 1902-09-18 2415985 1902-08-23 26 SVO
-127   2416201 1903-03-27 2416187 1903-03-13 14 AnHar, 1952, vol 115, GuL, 1918, 1.1
-125 7.7 2416603 1904-05-02 2416590 1904-04-19 13 SVO
-124   2416810 1904-11-25 2416791 1904-11-06 19 SVO
-123 8.5 2417013 1905-06-16 2416993 1905-05-27 20 SVO
-122   2417210 1905-12-30 2417194 1905-12-14 16 SVO
-121   2417410 1906-07-18 2417396 1906-07-04 14 AnHar, 1952, vol 115
-119 7.8 2417813 1907-08-25 2417799 1907-08-11 14 SVO
-118 7.6 2418013 1908-03-12 2418001 1908-02-29 12 SVO
-116   2418415 1909-04-18 2418404 1909-04-07 11 AnHar, 1952, vol 115
-114 7.7 2418827 1910-06-04 2418807 1910-05-15 20 SVO
-112 7.6 2419227 1911-07-09 2419210 1911-06-22 17 SVO
-110 8.0 2419620 1912-08-05 2419613 1912-07-29 7 SVO
-107   2420235 1914-04-12 2420218 1914-03-26 17 AnHar, 1952, vol 115
-105 7.7 2420633 1915-05-15 2420621 1915-05-03 12 SVO
-103 8.0 2421032 1916-06-17 2421024 1916-06-09 8 SVO
-102   2421230 1917-01-01 2421226 1916-12-28 4 SVO
-101   2421435 1917-07-25 2421427 1917-07-17 8 SVO
-98 8.7 2422040 1919-03-22 2422032 1919-03-14 8 SVO
-97 8.6 2422242 1919-10-10 2422234 1919-10-02 8 SVO
-96 8.3 2422441 1920-04-26 2422435 1920-04-20 6 SVO
-95 8.3 2422641 1920-11-12 2422637 1920-11-08 4 SVO
-94 8.2 2422847 1921-06-06 2422838 1921-05-28 9 SVO
-93 8.3 2423051 1921-12-27 2423040 1921-12-16 11 AAVSO
-92 8.2 2423252 1922-07-16 2423242 1922-07-06 10 AAVSO
-91 8.2 2423455 1923-02-04 2423443 1923-01-23 12 SVO
-90 8.1 2423652 1923-08-20 2423645 1923-08-13 7 SVO
-89 8.1 2423854 1924-03-09 2423846 1924-03-01 8 AAVSO
-88 8.6 2424059 1924-09-30 2424048 1924-09-19 11 SVO
-87 8.7 2424260 1925-04-19 2424249 1925-04-08 11 SVO
-86 8.8 2424456 1925-11-01 2424451 1925-10-27 5 AAVSO
-85 8.2 2424655 1926-05-19 2424653 1926-05-17 2 AAVSO
-84 9.0 2424856 1926-12-06 2424854 1926-12-04 2 AAVSO
-83 8.6 2425061 1927-06-29 2425056 1927-06-24 5 SVO
-82 8.2 2425253 1928-01-07 2425257 1928-01-11 -4 SVO
-81 8.1 2425461 1928-08-02 2425459 1928-07-31 2 SVO
-80 7.9 2425659 1929-02-16 2425660 1929-02-17 -1 SVO
-79 8.1 2425861 1929-09-06 2425862 1929-09-07 -1 SVO
-78 8.1 2426057 1930-03-21 2426064 1930-03-28 -7 SVO
-77 8.2 2426250 1930-09-30 2426265 1930-10-15 -15 SVO
-76 8.4 2426454 1931-04-22 2426467 1931-05-05 -13 SVO
-75 8.8 2426653 1931-11-07 2426668 1931-11-22 -15 SVO
-74 8.3 2426860 1932-06-01 2426870 1932-06-11 -10 SVO
-73 8.6 2427056 1932-12-14 2427071 1932-12-29 -15 SVO
-72 8.6 2427255 1933-07-01 2427273 1933-07-19 -18 SVO
-71 8.2 2427460 1934-01-22 2427475 1934-02-06 -15 SVO
-70 8.4 2427657 1934-08-07 2427676 1934-08-26 -19 SVO
-69 8.2 2427856 1935-02-22 2427878 1935-03-16 -22 SVO
-68 8.1 2428058 1935-09-12 2428079 1935-10-03 -21 SVO
-67 8.2 2428256 1936-03-28 2428281 1936-04-22 -25 SVO
-66 8.6 2428463 1936-10-21 2428482 1936-11-09 -19 SVO
-65 8.5 2428667 1937-05-13 2428684 1937-05-30 -17 SVO
-64 8.6 2428874 1937-12-06 2428886 1937-12-18 -12 SVO
-63 8.5 2429071 1938-06-21 2429087 1938-07-07 -16 SVO
-62 7.9 2429275 1939-01-11 2429289 1939-01-25 -14 SVO
-61 8.8 2429479 1939-08-03 2429490 1939-08-14 -11 SVO
-60 8.3 2429686 1940-02-26 2429692 1940-03-03 -6 SVO
-59 8.3 2429883 1940-09-10 2429893 1940-09-20 -10 SVO
-58 8.2 2430087 1941-04-02 2430095 1941-04-10 -8 SVO
-57 9.0 2430292 1941-10-24 2430297 1941-10-29 -5 SVO
-56 8.6 2430489 1942-05-09 2430498 1942-05-18 -9 SVO
-55 8.7 2430690 1942-11-26 2430700 1942-12-06 -10 AAVSO
-54 8.8 2430903 1943-06-27 2430901 1943-06-25 2 SVO
-53 8.4 2431099 1944-01-09 2431103 1944-01-13 -4 SVO
-52 8.6 2431307 1944-08-04 2431304 1944-08-01 3 SVO
-51 8.2 2431509 1945-02-22 2431506 1945-02-19 3 SVO
-50 8.3 2431702 1945-09-03 2431708 1945-09-09 -6 SVO
-49 8.4 2431908 1946-03-28 2431909 1946-03-29 -1 SVO
-48 9.0 2432116 1946-10-22 2432111 1946-10-17 5 SVO
-47 8.7 2432317 1947-05-11 2432312 1947-05-06 5 SVO
-46 8.5 2432504 1947-11-14 2432514 1947-11-24 -10 SVO
-45 8.5 2432711 1948-06-08 2432715 1948-06-12 -4 SVO
-44 8.2 2432909 1948-12-23 2432917 1948-12-31 -8 SVO
-43 8.0 2433104 1949-07-06 2433118 1949-07-20 -14 SVO
-42 8.8 2433308 1950-01-26 2433320 1950-02-07 -12 SVO
-41 8.4 2433508 1950-08-14 2433522 1950-08-28 -14 SVO
-40 8.4 2433709 1951-03-03 2433723 1951-03-17 -14 SVO
-39 8.2 2433907 1951-09-17 2433925 1951-10-05 -18 SVO
-38 8.6 2434112 1952-04-09 2434126 1952-04-23 -14 SVO
-37 8.3 2434317 1952-10-31 2434328 1952-11-11 -11 SVO
-36 8.5 2434518 1953-05-20 2434529 1953-05-31 -11 SVO
-35 8.3 2434720 1953-12-08 2434731 1953-12-19 -11 SVO
-34 8.0 2434925 1954-07-01 2434933 1954-07-09 -8 SVO
-33 8.9 2435132 1955-01-24 2435134 1955-01-26 -2 SVO
-32 8.7 2435337 1955-08-17 2435336 1955-08-16 1 SVO
-31 8.3 2435543 1956-03-10 2435537 1956-03-04 6 SVO
-30 8.1 2435742 1956-09-25 2435739 1956-09-22 3 SVO
-29 8.3 2435942 1957-04-13 2435940 1957-04-11 2 SVO
-28 7.8 2436138 1957-10-26 2436142 1957-10-30 -4 SVO
-27 8.9 2436345 1958-05-21 2436344 1958-05-20 1 SVO
-26 8.3 2436543 1958-12-05 2436545 1958-12-07 -2 SVO
-25 8.6 2436754 1959-07-04 2436747 1959-06-27 7 SVO
-24 8.0 2436953 1960-01-19 2436948 1960-01-14 5 SVO
-23 8.5 2437155 1960-08-08 2437150 1960-08-03 5 SVO
-22 8.1 2437354 1961-02-23 2437351 1961-02-20 3 SVO
-21 8.6 2437555 1961-09-12 2437553 1961-09-10 2 SVO
-20 8.4 2437759 1962-04-04 2437755 1962-03-31 4 SVO
-19 8.8 2437961 1962-10-23 2437956 1962-10-18 5 AAVSO
-18 8.3 2438172 1963-05-22 2438158 1963-05-08 14 SVO
-17 8.8 2438371 1963-12-07 2438359 1963-11-25 12 SVO
-16 8.7 2438564 1964-06-17 2438561 1964-06-14 3 SVO
-15 8.2 2438764 1965-01-03 2438762 1965-01-01 2 SVO
-14 8.0 2438975 1965-08-02 2438964 1965-07-22 11 AAVSO
-13 8.5 2439169 1966-02-12 2439166 1966-02-09 3 SVO
-12 8.4 2439369 1966-08-31 2439367 1966-08-29 2 SVO
-11 8.3 2439569 1967-03-19 2439569 1967-03-19 0 SVO
-10 8.5 2439771 1967-10-07 2439770 1967-10-06 1 SVO
-9 8.4 2439975 1968-04-28 2439972 1968-04-25 3 SVO
-8 8.3 2440177 1968-11-16 2440173 1968-11-12 4 SVO
-7 8.9 2440379 1969-06-06 2440375 1969-06-02 4 SVO
-6 8.6 2440578 1969-12-22 2440577 1969-12-21 1 SVO
-5 8.9 2440780 1970-07-12 2440778 1970-07-10 2 AAVSO
-4 8.3 2440981 1971-01-29 2440980 1971-01-28 1 AAVSO
-3 9.0 2441182 1971-08-18 2441181 1971-08-17 1 AAVSO
-2 8.5 2441384 1972-03-07 2441383 1972-03-06 1 AAVSO
-1   2441584 1972-09-23 2441584 1972-09-23 0 AAVSO
0 8.1 2441779 1973-04-06 2441786 1973-04-13 -7 SVO
1 8.1 2441984 1973-10-28 2441988 1973-11-01 -4 SVO
2 8.4 2442194 1974-05-26 2442189 1974-05-21 5 SVO
3 7.9 2442390 1974-12-08 2442391 1974-12-09 -1 AAVSO
4 8.3 2442590 1975-06-26 2442592 1975-06-28 -2 AAVSO
5 9.0 2442789 1976-01-11 2442794 1976-01-16 -5 AAVSO
6 8.4 2442993 1976-08-02 2442995 1976-08-04 -2 AAVSO
7 9.0 2443199 1977-02-24 2443197 1977-02-22 2 AAVSO
8 9.0 2443398 1977-09-11 2443399 1977-09-12 -1 AAVSO
9 8.4 2443601 1978-04-02 2443600 1978-04-01 1 AAVSO
10   2443801 1978-10-19 2443802 1978-10-20 -1 AAVSO
11 9.1 2444011 1979-05-17 2444003 1979-05-09 8 SVO
12   2444208 1979-11-30 2444205 1979-11-27 3 AAVSO
13 8.5 2444416 1980-06-25 2444406 1980-06-15 10 SVO
14 8.6 2444620 1981-01-15 2444608 1981-01-03 12 AAVSO
15 9.0 2444815 1981-07-29 2444810 1981-07-24 5 AAVSO
16 8.3 2445019 1982-02-18 2445011 1982-02-10 8 SVO
17 8.0 2445216 1982-09-03 2445213 1982-08-31 3 AAVSO
18 8.5 2445420 1983-03-26 2445414 1983-03-20 6 SVO
19 8.6 2445620 1983-10-12 2445616 1983-10-08 4 SVO
20 8.2 2445817 1984-04-26 2445817 1984-04-26 0 SVO
21 8.0 2446022 1984-11-17 2446019 1984-11-14 3 AAVSO
22 8.7 2446222 1985-06-05 2446221 1985-06-04 1 SVO
23 9.0 2446427 1985-12-27 2446422 1985-12-22 5 SVO
24 8.7 2446629 1986-07-17 2446624 1986-07-12 5 SVO
25 8.2 2446824 1987-01-28 2446825 1987-01-29 -1 SVO
26 8.5 2447021 1987-08-13 2447027 1987-08-19 -6 SVO
27 8.6 2447229 1988-03-08 2447228 1988-03-07 1 SVO
28   2447429 1988-09-24 2447430 1988-09-25 -1 AAVSO
29 9.0 2447641 1989-04-24 2447632 1989-04-15 9 SVO
30 8.2 2447841 1989-11-10 2447833 1989-11-02 8 SVO
31 8.5 2448040 1990-05-28 2448035 1990-05-23 5 SVO
32 8.9 2448252 1990-12-26 2448236 1990-12-10 16 SVO
33 8.3 2448453 1991-07-15 2448438 1991-06-30 15 SVO
34 9.0 2448655 1992-02-02 2448639 1992-01-17 16 SVO
35   2448850 1992-08-15 2448841 1992-08-06 9 AAVSO
36 8.8 2449065 1993-03-18 2449043 1993-02-24 22 SVO
37 8.7 2449269 1993-10-08 2449244 1993-09-13 25 SVO
38 8.0 2449463 1994-04-20 2449446 1994-04-03 17 SVO
39   2449663 1994-11-06 2449647 1994-10-21 16 AAVSO
40 8.5 2449867 1995-05-29 2449849 1995-05-11 18 SVO
41   2450069 1995-12-17 2450050 1995-11-28 19 AAVSO
42 8.8 2450272 1996-07-07 2450252 1996-06-17 20 SVO
43 8.6 2450474 1997-01-25 2450454 1997-01-05 20 SVO
44   2450679 1997-08-18 2450655 1997-07-25 24 AAVSO
45 8.4 2450872 1998-02-27 2450857 1998-02-12 15 SVO
46   2451077 1998-09-20 2451058 1998-09-01 19 AAVSO
47 8.4 2451277 1999-04-08 2451260 1999-03-22 17 SVO
48 8.2 2451470 1999-10-18 2451461 1999-10-09 9 SVO
49 8.1 2451667 2000-05-02 2451663 2000-04-28 4 SVO
50   2451870 2000-11-21 2451865 2000-11-16 5 AAVSO
51 8.4 2452073 2001-06-12 2452066 2001-06-05 7 SVO
52 8.3 2452272 2001-12-28 2452268 2001-12-24 4 SVO
53 8.2 2452473 2002-07-17 2452469 2002-07-13 4 SVO
54 8.3 2452673 2003-02-02 2452671 2003-01-31 2 SVO
55 8.0 2452867 2003-08-15 2452872 2003-08-20 -5 SVO
56 8.3 2453069 2004-03-04 2453074 2004-03-09 -5 SVO
57   2453266 2004-09-17 2453275 2004-09-26 -9 AAVSO
58 7.9 2453463 2005-04-02 2453477 2005-04-16 -14 SVO
59   2453659 2005-10-15 2453679 2005-11-04 -20 AAVSO
60 8.0 2453865 2006-05-09 2453880 2006-05-24 -15 SVO
61   2454068 2006-11-28 2454082 2006-12-12 -14 AAVSO
62 8.0 2454264 2007-06-12 2454283 2007-07-01 -19 SVO
63 7.9 2454464 2007-12-29 2454485 2008-01-19 -21 SVO
64 8.3 2454664 2008-07-16 2454686 2008-08-07 -22 SVO
65 7.8 2454871 2009-02-08 2454888 2009-02-25 -17 SVO
66 9.0 2455084 2009-09-09 2455090 2009-09-15 -6 AAVSO
67 8.4 2455281 2010-03-25 2455291 2010-04-04 -10 SVO
68 8.2 2455481 2010-10-11 2455493 2010-10-23 -12 AAVSO
69 7.9 2455668 2011-04-16 2455694 2011-05-12 -26 SVO
70   2455876 2011-11-10 2455896 2011-11-30 -20 AAVSO
71 8.4 2456071 2012-05-23 2456097 2012-06-18 -26 SVO
72 9.0 2456277 2012-12-15 2456299 2013-01-06 -22 AAVSO
73 8.5 2456479 2013-07-05 2456501 2013-07-27 -22 SVO
74 8.2 2456678 2014-01-20 2456702 2014-02-13 -24 SVO
75 8.5 2456874 2014-08-04 2456904 2014-09-03 -30 SVO
76 8.4 2457077 2015-02-23 2457105 2015-03-23 -28 SVO
77 8.3 2457279 2015-09-13 2457307 2015-10-11 -28 AAVSO
78 8.4 2457491 2016-04-12 2457508 2016-04-29 -17 SVO
79   2457700 2016-11-07 2457710 2016-11-17 -10 AAVSO
80 8.7 2457899 2017-05-25 2457912 2017-06-07 -13 SVO
81 9.0 2458102 2017-12-14 2458113 2017-12-25 -11 AAVSO
82 8.0 2458297 2018-06-27 2458315 2018-07-15 -18 SVO
83 8.1 2458494 2019-01-10 2458516 2019-02-01 -22 SVO
84   2458695 2019-07-30 2458718 2019-08-22 -23 SVO
85 8.6 2458901 2020-02-21 2458919 2020-03-10 -18 SVO
86   2459100 2020-09-07 2459121 2020-09-28 -21 SVO
87 7.8 2459302 2021-03-28 2459323 2021-04-18 -21 SVO
88   2459515 2021-10-27 2459524 2021-11-05 -9 SVO
89 7.9 2459712 2022-05-12 2459726 2022-05-26 -14 SVO
90   2459915 2022-12-01 2459927 2022-12-13 -12 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.