Maxima for U Cet
Period: 234.76, Epoch: 2442137
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-137   2409971 1886-03-05 2409975 1886-03-09 -4 AnHar, 1909, vol 55, p 95
-136   2410237 1886-11-26 2410210 1886-10-30 27 AnHar, 1909, vol 55, p 95
-134   2410692 1888-02-24 2410679 1888-02-11 13 AnHar, 1909, vol 55, p 95
-133   2410933 1888-10-22 2410914 1888-10-03 19 AnHar, 1909, vol 55, p 95
-131   2411404 1890-02-05 2411383 1890-01-15 21 AnHar, 1909, vol 55, p 95
-130   2411650 1890-10-09 2411618 1890-09-07 32 AnHar, 1909, vol 55, p 95
-128   2412121 1892-01-23 2412088 1891-12-21 33 AnHar, 1909, vol 55, p 95
-125   2412823 1893-12-25 2412792 1893-11-24 31 AnHar, 1909, vol 55, p 95
-122   2413527 1895-11-29 2413496 1895-10-29 31 AnHar, 1909, vol 55, p 95
-119   2414234 1897-11-05 2414201 1897-10-03 33 AnHar, 1909, vol 55, p 95
-117   2414690 1899-02-04 2414670 1899-01-15 20 SVO
-116   2414940 1899-10-12 2414905 1899-09-07 35 AnHar, 1952, vol 118
-114   2415403 1901-01-18 2415374 1900-12-20 29 AnHar, 1909, vol 55, p 95
-113   2415632 1901-09-04 2415609 1901-08-12 23 SVO
-111   2416106 1902-12-22 2416079 1902-11-25 27 SVO
-110   2416340 1903-08-13 2416313 1903-07-17 27 SVO
-108   2416813 1904-11-28 2416783 1904-10-29 30 SVO
-107   2417054 1905-07-27 2417018 1905-06-21 36 AAVSO
-106   2417293 1906-03-23 2417252 1906-02-10 41 AAVSO
-105 7.1 2417515 1906-10-31 2417487 1906-10-03 28 AAVSO
-103 8.0 2417983 1908-02-11 2417957 1908-01-16 26 AAVSO
-102   2418211 1908-09-26 2418191 1908-09-06 20 SVO
-100 6.9 2418684 1910-01-12 2418661 1909-12-20 23 AAVSO
-99   2418920 1910-09-05 2418896 1910-08-12 24 SVO
-97   2419384 1911-12-13 2419365 1911-11-24 19 AAVSO
-96   2419619 1912-08-04 2419600 1912-07-16 19 AAVSO
-94 6.8 2420074 1913-11-02 2420070 1913-10-29 4 AAVSO
-93   2420310 1914-06-26 2420304 1914-06-20 6 AAVSO
-92 7.5 2420544 1915-02-15 2420539 1915-02-10 5 AAVSO
-91 7.5 2420787 1915-10-16 2420774 1915-10-03 13 AAVSO
-90   2421023 1916-06-08 2421009 1916-05-25 14 AAVSO
-89 7.7 2421248 1917-01-19 2421243 1917-01-14 5 AAVSO
-88 8.3 2421498 1917-09-26 2421478 1917-09-06 20 AAVSO
-86 8.0 2421954 1918-12-26 2421948 1918-12-20 6 AAVSO
-85   2422190 1919-08-19 2422182 1919-08-11 8 SVO
-84 7.5 2422408 1920-03-24 2422417 1920-04-02 -9 AAVSO
-83 7.3 2422657 1920-11-28 2422652 1920-11-23 5 SVO
-82 7.2 2422890 1921-07-19 2422887 1921-07-16 3 AAVSO
-81 7.7 2423118 1922-03-04 2423121 1922-03-07 -3 AAVSO
-80 7.3 2423366 1922-11-07 2423356 1922-10-28 10 SVO
-79   2423606 1923-07-05 2423591 1923-06-20 15 AAVSO
-78 7.6 2423839 1924-02-23 2423826 1924-02-10 13 AAVSO
-77 7.2 2424069 1924-10-10 2424060 1924-10-01 9 SVO
-76   2424316 1925-06-14 2424295 1925-05-24 21 AAVSO
-75 8.3 2424555 1926-02-08 2424530 1926-01-14 25 AAVSO
-74 7.7 2424787 1926-09-28 2424765 1926-09-06 22 AAVSO
-73   2425017 1927-05-16 2425000 1927-04-29 17 AAVSO
-72 7.9 2425254 1928-01-08 2425234 1927-12-19 20 SVO
-71 7.7 2425496 1928-09-06 2425469 1928-08-10 27 AAVSO
-70   2425730 1929-04-28 2425704 1929-04-02 26 AAVSO
-69 7.5 2425967 1929-12-21 2425939 1929-11-23 28 SVO
-68 7.6 2426209 1930-08-20 2426173 1930-07-15 36 AAVSO
-67   2426439 1931-04-07 2426408 1931-03-07 31 AAVSO
-66 7.3 2426672 1931-11-26 2426643 1931-10-28 29 SVO
-65 8.1 2426906 1932-07-17 2426878 1932-06-19 28 AAVSO
-64 7.2 2427145 1933-03-13 2427112 1933-02-08 33 AAVSO
-63 7.2 2427378 1933-11-01 2427347 1933-10-01 31 SVO
-62   2427615 1934-06-26 2427582 1934-05-24 33 AAVSO
-61 7.8 2427854 1935-02-20 2427817 1935-01-14 37 AAVSO
-60 7.1 2428084 1935-10-08 2428051 1935-09-05 33 SVO
-59   2428316 1936-05-27 2428286 1936-04-27 30 AAVSO
-58 7.1 2428556 1937-01-22 2428521 1936-12-18 35 SVO
-57 7.2 2428780 1937-09-03 2428756 1937-08-10 24 SVO
-56   2429006 1938-04-17 2428990 1938-04-01 16 AAVSO
-55 7.4 2429252 1938-12-19 2429225 1938-11-22 27 SVO
-54 8.1 2429487 1939-08-11 2429460 1939-07-15 27 AAVSO
-53   2429712 1940-03-23 2429695 1940-03-06 17 AAVSO
-52 7.6 2429942 1940-11-08 2429929 1940-10-26 13 SVO
-51   2430166 1941-06-20 2430164 1941-06-18 2 AAVSO
-50 7.0 2430408 1942-02-17 2430399 1942-02-08 9 AAVSO
-49 7.8 2430646 1942-10-13 2430634 1942-10-01 12 SVO
-48   2430866 1943-05-21 2430869 1943-05-24 -3 AAVSO
-47 7.7 2431113 1944-01-23 2431103 1944-01-13 10 SVO
-46 7.0 2431324 1944-08-21 2431338 1944-09-04 -14 AAVSO
-44 7.5 2431805 1945-12-15 2431808 1945-12-18 -3 SVO
-43 7.0 2432031 1946-07-29 2432042 1946-08-09 -11 SVO
-42 7.3 2432262 1947-03-17 2432277 1947-04-01 -15 SVO
-41 8.1 2432503 1947-11-13 2432512 1947-11-22 -9 SVO
-40 7.4 2432725 1948-06-22 2432747 1948-07-14 -22 SVO
-39 8.1 2432973 1949-02-25 2432981 1949-03-05 -8 SVO
-38 7.1 2433192 1949-10-02 2433216 1949-10-26 -24 SVO
-37 8.1 2433437 1950-06-04 2433451 1950-06-18 -14 SVO
-36 8.1 2433674 1951-01-27 2433686 1951-02-08 -12 AAVSO
-35 7.6 2433906 1951-09-16 2433920 1951-09-30 -14 SVO
-34 6.9 2434131 1952-04-28 2434155 1952-05-22 -24 SVO
-33 7.3 2434367 1952-12-20 2434390 1953-01-12 -23 SVO
-32 8.0 2434614 1953-08-24 2434625 1953-09-04 -11 SVO
-31 7.5 2434851 1954-04-18 2434859 1954-04-26 -8 SVO
-30 7.6 2435084 1954-12-07 2435094 1954-12-17 -10 SVO
-29 7.1 2435307 1955-07-18 2435329 1955-08-09 -22 SVO
-28 7.9 2435554 1956-03-21 2435564 1956-03-31 -10 SVO
-27 7.2 2435787 1956-11-09 2435798 1956-11-20 -11 SVO
-26 7.8 2436029 1957-07-09 2436033 1957-07-13 -4 SVO
-25 7.3 2436266 1958-03-03 2436268 1958-03-05 -2 SVO
-24 7.7 2436495 1958-10-18 2436503 1958-10-26 -8 SVO
-23 8.1 2436734 1959-06-14 2436738 1959-06-18 -4 AAVSO
-22 7.1 2436970 1960-02-05 2436972 1960-02-07 -2 SVO
-21 7.7 2437209 1960-10-01 2437207 1960-09-29 2 SVO
-20   2437439 1961-05-19 2437442 1961-05-22 -3 AAVSO
-19 7.3 2437676 1962-01-11 2437677 1962-01-12 -1 AAVSO
-18 7.1 2437910 1962-09-02 2437911 1962-09-03 -1 AAVSO
-17   2438150 1963-04-30 2438146 1963-04-26 4 AAVSO
-16 7.4 2438386 1963-12-22 2438381 1963-12-17 5 SVO
-15 7.0 2438618 1964-08-10 2438616 1964-08-08 2 AAVSO
-14   2438855 1965-04-04 2438850 1965-03-30 5 AAVSO
-13 8.2 2439091 1965-11-26 2439085 1965-11-20 6 SVO
-12 7.6 2439319 1966-07-12 2439320 1966-07-13 -1 AAVSO
-11 7.4 2439553 1967-03-03 2439555 1967-03-05 -2 AAVSO
-10 7.5 2439798 1967-11-03 2439789 1967-10-25 9 SVO
-9 7.5 2440024 1968-06-16 2440024 1968-06-16 0 AAVSO
-8 7.9 2440260 1969-02-07 2440259 1969-02-06 1 AAVSO
-7 7.3 2440488 1969-09-23 2440494 1969-09-29 -6 SVO
-6   2440725 1970-05-18 2440728 1970-05-21 -3 AAVSO
-5 7.8 2440956 1971-01-04 2440963 1971-01-11 -7 AAVSO
-4 7.1 2441195 1971-08-31 2441198 1971-09-03 -3 AAVSO
-3   2441433 1972-04-25 2441433 1972-04-25 0 AAVSO
-2 7.8 2441667 1972-12-15 2441667 1972-12-15 0 SVO
-1 7.5 2441890 1973-07-26 2441902 1973-08-07 -12 AAVSO
0 7.6 2442126 1974-03-19 2442137 1974-03-30 -11 AAVSO
1 7.6 2442365 1974-11-13 2442372 1974-11-20 -7 SVO
2 7.6 2442596 1975-07-02 2442607 1975-07-13 -11 AAVSO
3 8.2 2442838 1976-02-29 2442841 1976-03-03 -3 AAVSO
4 7.6 2443075 1976-10-23 2443076 1976-10-24 -1 SVO
5 8.6 2443308 1977-06-13 2443311 1977-06-16 -3 AAVSO
6 7.3 2443541 1978-02-01 2443546 1978-02-06 -5 AAVSO
7 7.9 2443779 1978-09-27 2443780 1978-09-28 -1 SVO
8   2444014 1979-05-20 2444015 1979-05-21 -1 AAVSO
9 7.0 2444246 1980-01-07 2444250 1980-01-11 -4 SVO
10 7.5 2444482 1980-08-30 2444485 1980-09-02 -3 SVO
11   2444718 1981-04-23 2444719 1981-04-24 -1 AAVSO
12 7.4 2444952 1981-12-13 2444954 1981-12-15 -2 SVO
13 7.1 2445191 1982-08-09 2445189 1982-08-07 2 AAVSO
14 7.0 2445426 1983-04-01 2445424 1983-03-30 2 AAVSO
15 8.0 2445666 1983-11-27 2445658 1983-11-19 8 SVO
16 7.3 2445898 1984-07-16 2445893 1984-07-11 5 AAVSO
17 8.0 2446135 1985-03-10 2446128 1985-03-03 7 AAVSO
18 7.6 2446364 1985-10-25 2446363 1985-10-24 1 SVO
19 7.3 2446596 1986-06-14 2446597 1986-06-15 -1 AAVSO
20 8.5 2446832 1987-02-05 2446832 1987-02-05 0 SVO
21 7.8 2447069 1987-09-30 2447067 1987-09-28 2 SVO
22   2447298 1988-05-16 2447302 1988-05-20 -4 AAVSO
23 7.8 2447538 1989-01-11 2447536 1989-01-09 2 SVO
24 7.2 2447769 1989-08-30 2447771 1989-09-01 -2 SVO
25   2448004 1990-04-22 2448006 1990-04-24 -2 AAVSO
26 7.8 2448248 1990-12-22 2448241 1990-12-15 7 SVO
27   2448474 1991-08-05 2448476 1991-08-07 -2 AAVSO
28   2448706 1992-03-24 2448710 1992-03-28 -4 AAVSO
29 7.5 2448937 1992-11-10 2448945 1992-11-18 -8 SVO
30   2449173 1993-07-04 2449180 1993-07-11 -7 AAVSO
31   2449409 1994-02-25 2449415 1994-03-03 -6 AAVSO
32 7.7 2449645 1994-10-19 2449649 1994-10-23 -4 SVO
33   2449878 1995-06-09 2449884 1995-06-15 -6 AAVSO
34   2450114 1996-01-31 2450119 1996-02-05 -5 AAVSO
35 7.5 2450349 1996-09-22 2450354 1996-09-27 -5 SVO
36   2450579 1997-05-10 2450588 1997-05-19 -9 AAVSO
37 7.8 2450821 1998-01-07 2450823 1998-01-09 -2 SVO
38 7.4 2451054 1998-08-28 2451058 1998-09-01 -4 SVO
39   2451298 1999-04-29 2451293 1999-04-24 5 AAVSO
40 6.9 2451521 1999-12-08 2451527 1999-12-14 -6 SVO
41 8.3 2451760 2000-08-03 2451762 2000-08-05 -2 SVO
42 8.4 2452008 2001-04-08 2451997 2001-03-28 11 SVO
43 7.6 2452231 2001-11-17 2452232 2001-11-18 -1 SVO
44   2452464 2002-07-08 2452466 2002-07-10 -2 AAVSO
45   2452700 2003-03-01 2452701 2003-03-02 -1 AAVSO
46 6.8 2452936 2003-10-23 2452936 2003-10-23 0 SVO
47   2453174 2004-06-17 2453171 2004-06-14 3 AAVSO
48 7.1 2453397 2005-01-26 2453405 2005-02-03 -8 SVO
49 8.3 2453637 2005-09-23 2453640 2005-09-26 -3 SVO
50   2453861 2006-05-05 2453875 2006-05-19 -14 AAVSO
51 7.2 2454101 2006-12-31 2454110 2007-01-09 -9 SVO
52 7.7 2454329 2007-08-16 2454345 2007-09-01 -16 SVO
53   2454564 2008-04-07 2454579 2008-04-22 -15 AAVSO
54 7.6 2454800 2008-11-29 2454814 2008-12-13 -14 SVO
55 7.1 2455032 2009-07-19 2455049 2009-08-05 -17 AAVSO
56 7.9 2455274 2010-03-18 2455284 2010-03-28 -10 AAVSO
57 7.4 2455514 2010-11-13 2455518 2010-11-17 -4 SVO
58 7.4 2455745 2011-07-02 2455753 2011-07-10 -8 AAVSO
59 8.1 2455986 2012-02-28 2455988 2012-03-01 -2 AAVSO
60 7.9 2456224 2012-10-23 2456223 2012-10-22 1 SVO
61 7.5 2456460 2013-06-16 2456457 2013-06-13 3 AAVSO
62 7.2 2456690 2014-02-01 2456692 2014-02-03 -2 SVO
63 7.5 2456927 2014-09-26 2456927 2014-09-26 0 SVO
64   2457163 2015-05-20 2457162 2015-05-19 1 AAVSO
65 7.4 2457400 2016-01-12 2457396 2016-01-08 4 SVO
66 7.0 2457615 2016-08-14 2457631 2016-08-30 -16 SVO
67   2457861 2017-04-17 2457866 2017-04-22 -5 AAVSO
68 7.6 2458097 2017-12-09 2458101 2017-12-13 -4 SVO
69 7.1 2458319 2018-07-19 2458335 2018-08-04 -16 AAVSO
70   2458561 2019-03-18 2458570 2019-03-27 -9 SVO
71 8.0 2458790 2019-11-02 2458805 2019-11-17 -15 SVO
72   2459020 2020-06-19 2459040 2020-07-09 -20 SVO
73 7.2 2459257 2021-02-11 2459274 2021-02-28 -17 SVO
74 7.5 2459480 2021-09-22 2459509 2021-10-21 -29 SVO
75   2459715 2022-05-15 2459744 2022-06-13 -29 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.