Maxima for U Ser
Period: 237.60, Epoch: 2445636.2
AAVSO offset: -3

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-139   2412573 1893-04-19 2412609 1893-05-25 -36 AnHar, 1909, vol 55, p 95
-136   2413295 1895-04-11 2413322 1895-05-08 -27 AnHar, 1909, vol 55, p 95
-134   2413795 1896-08-23 2413797 1896-08-25 -2 AnHar, 1909, vol 55, p 95
-133   2414023 1897-04-08 2414035 1897-04-20 -12 AnHar, 1909, vol 55, p 95
-131   2414509 1898-08-07 2414510 1898-08-08 -1 AnHar, 1909, vol 55, p 95
-130   2414741 1899-03-27 2414748 1899-04-03 -7 AnHar, 1909, vol 55, p 95
-128   2415222 1900-07-21 2415223 1900-07-22 -1 SVO
-127   2415452 1901-03-08 2415460 1901-03-16 -8 AnHar, 1909, vol 55, p 95
-125   2415933 1902-07-02 2415936 1902-07-05 -3 AnHar, 1909, vol 55, p 95
-124   2416156 1903-02-10 2416173 1903-02-27 -17 AAVSO
-123   2416394 1903-10-06 2416411 1903-10-23 -17 AAVSO
-122 7.7 2416639 1904-06-07 2416648 1904-06-16 -9 SVO
-121   2416886 1905-02-09 2416886 1905-02-09 0 AAVSO
-120   2417110 1905-09-21 2417124 1905-10-05 -14 AAVSO
-119 8.5 2417344 1906-05-13 2417361 1906-05-30 -17 AAVSO
-117 8.5 2417822 1907-09-03 2417836 1907-09-17 -14 AAVSO
-116   2418064 1908-05-02 2418074 1908-05-12 -10 SVO
-115   2418307 1908-12-31 2418312 1909-01-05 -5 AAVSO
-114 8.7 2418554 1909-09-04 2418549 1909-08-30 5 AAVSO
-113 7.8 2418776 1910-04-14 2418787 1910-04-25 -11 AAVSO
-112   2419016 1910-12-10 2419025 1910-12-19 -9 AAVSO
-111 8.6 2419259 1911-08-10 2419262 1911-08-13 -3 AAVSO
-110   2419492 1912-03-30 2419500 1912-04-07 -8 AAVSO
-108 8.4 2419971 1913-07-22 2419975 1913-07-26 -4 SVO
-107 7.8 2420210 1914-03-18 2420213 1914-03-21 -3 AAVSO
-106   2420448 1914-11-11 2420450 1914-11-13 -2 AAVSO
-105 8.3 2420678 1915-06-29 2420688 1915-07-09 -10 SVO
-104   2420939 1916-03-16 2420925 1916-03-02 14 AAVSO
-103 8.3 2421158 1916-10-21 2421163 1916-10-26 -5 AAVSO
-102 8.4 2421392 1917-06-12 2421401 1917-06-21 -9 SVO
-101 8.9 2421626 1918-02-01 2421638 1918-02-13 -12 AAVSO
-100 8.5 2421868 1918-10-01 2421876 1918-10-09 -8 AAVSO
-99 9.0 2422115 1919-06-05 2422113 1919-06-03 2 SVO
-98 8.1 2422348 1920-01-24 2422351 1920-01-27 -3 AAVSO
-97 8.4 2422577 1920-09-09 2422589 1920-09-21 -12 SVO
-96 8.5 2422815 1921-05-05 2422826 1921-05-16 -11 SVO
-95 8.0 2423060 1922-01-05 2423064 1922-01-09 -4 AAVSO
-94 9.0 2423289 1922-08-22 2423301 1922-09-03 -12 SVO
-93 8.8 2423530 1923-04-20 2423539 1923-04-29 -9 SVO
-92 8.2 2423759 1923-12-05 2423777 1923-12-23 -18 SVO
-91 8.9 2424000 1924-08-02 2424014 1924-08-16 -14 SVO
-90 8.7 2424242 1925-04-01 2424252 1925-04-11 -10 SVO
-89 8.4 2424479 1925-11-24 2424489 1925-12-04 -10 AAVSO
-88 8.3 2424708 1926-07-11 2424727 1926-07-30 -19 SVO
-87 7.8 2424947 1927-03-07 2424965 1927-03-25 -18 AAVSO
-86 8.4 2425187 1927-11-02 2425202 1927-11-17 -15 AAVSO
-85 8.3 2425427 1928-06-29 2425440 1928-07-12 -13 SVO
-84 8.6 2425656 1929-02-13 2425677 1929-03-06 -21 AAVSO
-83 8.4 2425899 1929-10-14 2425915 1929-10-30 -16 AAVSO
-82 8.8 2426138 1930-06-10 2426153 1930-06-25 -15 SVO
-81 8.6 2426386 1931-02-13 2426390 1931-02-17 -4 AAVSO
-80 8.8 2426614 1931-09-29 2426628 1931-10-13 -14 SVO
-79 8.1 2426836 1932-05-08 2426865 1932-06-06 -29 SVO
-78 8.1 2427084 1933-01-11 2427103 1933-01-30 -19 AAVSO
-77 8.7 2427321 1933-09-05 2427341 1933-09-25 -20 SVO
-76 8.4 2427563 1934-05-05 2427578 1934-05-20 -15 SVO
-75 8.6 2427807 1935-01-04 2427816 1935-01-13 -9 AAVSO
-74 9.0 2428046 1935-08-31 2428053 1935-09-07 -7 SVO
-73 8.4 2428286 1936-04-27 2428291 1936-05-02 -5 SVO
-72 8.6 2428528 1936-12-25 2428529 1936-12-26 -1 AAVSO
-71 9.1 2428760 1937-08-14 2428766 1937-08-20 -6 SVO
-70 8.3 2428996 1938-04-07 2429004 1938-04-15 -8 SVO
-69 8.7 2429243 1938-12-10 2429242 1938-12-09 1 SVO
-68 8.8 2429478 1939-08-02 2429479 1939-08-03 -1 SVO
-67 8.2 2429710 1940-03-21 2429717 1940-03-28 -7 SVO
-66 9.3 2429967 1940-12-03 2429954 1940-11-20 13 AAVSO
-65 9.2 2430200 1941-07-24 2430192 1941-07-16 8 SVO
-64 8.4 2430438 1942-03-19 2430430 1942-03-11 8 SVO
-63   2430684 1942-11-20 2430667 1942-11-03 17 AAVSO
-62 8.7 2430909 1943-07-03 2430905 1943-06-29 4 SVO
-61   2431154 1944-03-04 2431142 1944-02-21 12 AAVSO
-60 9.0 2431391 1944-10-27 2431380 1944-10-16 11 AAVSO
-59 9.0 2431633 1945-06-26 2431618 1945-06-11 15 SVO
-58 8.5 2431879 1946-02-27 2431855 1946-02-03 24 AAVSO
-57 8.4 2432106 1946-10-12 2432093 1946-09-29 13 SVO
-56 9.1 2432346 1947-06-09 2432330 1947-05-24 16 SVO
-55 8.4 2432572 1948-01-21 2432568 1948-01-17 4 AAVSO
-54 8.8 2432817 1948-09-22 2432806 1948-09-11 11 SVO
-53 8.8 2433060 1949-05-23 2433043 1949-05-06 17 SVO
-52 8.5 2433306 1950-01-24 2433281 1949-12-30 25 AAVSO
-51 8.4 2433540 1950-09-15 2433518 1950-08-24 22 SVO
-50 9.0 2433778 1951-05-11 2433756 1951-04-19 22 SVO
-49 8.6 2434019 1952-01-07 2433994 1951-12-13 25 AAVSO
-48 8.7 2434254 1952-08-29 2434231 1952-08-06 23 SVO
-47 9.0 2434500 1953-05-02 2434469 1953-04-01 31 SVO
-46   2434729 1953-12-17 2434706 1953-11-24 23 AAVSO
-45 8.4 2434966 1954-08-11 2434944 1954-07-20 22 SVO
-44 8.9 2435208 1955-04-10 2435182 1955-03-15 26 SVO
-43   2435441 1955-11-29 2435419 1955-11-07 22 AAVSO
-42 9.5 2435681 1956-07-26 2435657 1956-07-02 24 SVO
-41 8.4 2435918 1957-03-20 2435894 1957-02-24 24 AAVSO
-40 9.3 2436146 1957-11-03 2436132 1957-10-20 14 AAVSO
-39 9.0 2436397 1958-07-12 2436370 1958-06-15 27 SVO
-38 7.6 2436627 1959-02-27 2436607 1959-02-07 20 AAVSO
-37 9.0 2436870 1959-10-28 2436845 1959-10-03 25 AAVSO
-36 9.4 2437102 1960-06-16 2437082 1960-05-27 20 SVO
-35 7.8 2437339 1961-02-08 2437320 1961-01-20 19 AAVSO
-34 8.9 2437572 1961-09-29 2437558 1961-09-15 14 AAVSO
-33 9.0 2437810 1962-05-25 2437795 1962-05-10 15 SVO
-32 8.4 2438051 1963-01-21 2438033 1963-01-03 18 AAVSO
-31 8.8 2438283 1963-09-10 2438270 1963-08-28 13 AAVSO
-30 9.1 2438525 1964-05-09 2438508 1964-04-22 17 SVO
-29 8.1 2438761 1964-12-31 2438746 1964-12-16 15 AAVSO
-28 9.2 2439001 1965-08-28 2438983 1965-08-10 18 SVO
-27 9.2 2439249 1966-05-03 2439221 1966-04-05 28 SVO
-26 8.6 2439474 1966-12-14 2439458 1966-11-28 16 AAVSO
-25 8.5 2439721 1967-08-18 2439696 1967-07-24 25 SVO
-24 9.1 2439959 1968-04-12 2439934 1968-03-18 25 SVO
-23 8.5 2440190 1968-11-29 2440171 1968-11-10 19 AAVSO
-22 8.5 2440430 1969-07-27 2440409 1969-07-06 21 SVO
-21 9.0 2440670 1970-03-24 2440647 1970-03-01 23 SVO
-20 8.0 2440902 1970-11-11 2440884 1970-10-24 18 AAVSO
-19 8.3 2441137 1971-07-04 2441122 1971-06-19 15 SVO
-18 8.4 2441382 1972-03-05 2441359 1972-02-11 23 SVO
-17 8.3 2441609 1972-10-18 2441597 1972-10-06 12 SVO
-16 8.5 2441843 1973-06-09 2441835 1973-06-01 8 SVO
-15 8.6 2442085 1974-02-06 2442072 1974-01-24 13 SVO
-14 8.4 2442321 1974-09-30 2442310 1974-09-19 11 SVO
-13 8.9 2442561 1975-05-28 2442547 1975-05-14 14 SVO
-12 8.7 2442800 1976-01-22 2442785 1976-01-07 15 SVO
-11 8.2 2443032 1976-09-10 2443023 1976-09-01 9 SVO
-10 9.0 2443273 1977-05-09 2443260 1977-04-26 13 SVO
-9 8.7 2443511 1978-01-02 2443498 1977-12-20 13 SVO
-8 8.8 2443753 1978-09-01 2443735 1978-08-14 18 SVO
-7 8.4 2443995 1979-05-01 2443973 1979-04-09 22 SVO
-6 8.5 2444217 1979-12-09 2444211 1979-12-03 6 SVO
-5 9.1 2444467 1980-08-15 2444448 1980-07-27 19 SVO
-4 9.0 2444706 1981-04-11 2444686 1981-03-22 20 SVO
-3 8.1 2444936 1981-11-27 2444923 1981-11-14 13 SVO
-2 9.3 2445177 1982-07-26 2445161 1982-07-10 16 SVO
-1 8.5 2445409 1983-03-15 2445399 1983-03-05 10 SVO
0 9.4 2445658 1983-11-19 2445636 1983-10-28 22 SVO
1 8.4 2445892 1984-07-10 2445874 1984-06-22 18 SVO
2 8.4 2446124 1985-02-27 2446111 1985-02-14 13 SVO
3 9.0 2446363 1985-10-24 2446349 1985-10-10 14 SVO
4 8.0 2446592 1986-06-10 2446587 1986-06-05 5 SVO
5 8.8 2446830 1987-02-03 2446824 1987-01-28 6 SVO
6 8.9 2447070 1987-10-01 2447062 1987-09-23 8 SVO
7 8.4 2447308 1988-05-26 2447299 1988-05-17 9 SVO
8 8.5 2447544 1989-01-17 2447537 1989-01-10 7 SVO
9 8.3 2447783 1989-09-13 2447775 1989-09-05 8 SVO
10 9.0 2448028 1990-05-16 2448012 1990-04-30 16 SVO
11   2448271 1991-01-14 2448250 1990-12-24 21 AAVSO
12 8.5 2448500 1991-08-31 2448487 1991-08-18 13 SVO
13 8.8 2448741 1992-04-28 2448725 1992-04-12 16 SVO
14 8.5 2448971 1992-12-14 2448963 1992-12-06 8 SVO
15 8.3 2449201 1993-08-01 2449200 1993-07-31 1 SVO
16 9.6 2449441 1994-03-29 2449438 1994-03-26 3 SVO
17 9.1 2449675 1994-11-18 2449675 1994-11-18 0 SVO
18 8.5 2449905 1995-07-06 2449913 1995-07-14 -8 SVO
19 8.4 2450137 1996-02-23 2450151 1996-03-08 -14 SVO
20 8.4 2450383 1996-10-26 2450388 1996-10-31 -5 SVO
21 8.2 2450611 1997-06-11 2450626 1997-06-26 -15 SVO
22 8.9 2450849 1998-02-04 2450864 1998-02-19 -15 SVO
23 8.3 2451085 1998-09-28 2451101 1998-10-14 -16 SVO
24 9.2 2451322 1999-05-23 2451339 1999-06-09 -17 SVO
25 8.6 2451555 2000-01-11 2451576 2000-02-01 -21 SVO
26 8.8 2451795 2000-09-07 2451814 2000-09-26 -19 SVO
27 8.3 2452029 2001-04-29 2452052 2001-05-22 -23 SVO
28 9.0 2452264 2001-12-20 2452289 2002-01-14 -25 SVO
29 8.4 2452500 2002-08-13 2452527 2002-09-09 -27 SVO
30 8.9 2452740 2003-04-10 2452764 2003-05-04 -24 SVO
31 8.6 2452977 2003-12-03 2453002 2003-12-28 -25 SVO
32 8.3 2453211 2004-07-24 2453240 2004-08-22 -29 SVO
33 8.7 2453457 2005-03-27 2453477 2005-04-16 -20 SVO
34 8.8 2453693 2005-11-18 2453715 2005-12-10 -22 SVO
35 8.2 2453928 2006-07-11 2453952 2006-08-04 -24 SVO
36 8.5 2454160 2007-02-28 2454190 2007-03-30 -30 SVO
37 8.3 2454398 2007-10-24 2454428 2007-11-23 -30 SVO
38 9.2 2454644 2008-06-26 2454665 2008-07-17 -21 SVO
39 8.3 2454872 2009-02-09 2454903 2009-03-12 -31 SVO
40 9.0 2455119 2009-10-14 2455140 2009-11-04 -21 SVO
41 8.8 2455357 2010-06-09 2455378 2010-06-30 -21 SVO
42 8.8 2455602 2011-02-09 2455616 2011-02-23 -14 SVO
43 9.1 2455845 2011-10-10 2455853 2011-10-18 -8 SVO
44 8.2 2456074 2012-05-26 2456091 2012-06-12 -17 SVO
45 8.7 2456307 2013-01-14 2456328 2013-02-04 -21 AAVSO
46 8.6 2456552 2013-09-16 2456566 2013-09-30 -14 SVO
47 9.1 2456791 2014-05-13 2456804 2014-05-26 -13 SVO
48 8.7 2457021 2014-12-29 2457041 2015-01-18 -20 AAVSO
49 8.1 2457258 2015-08-23 2457279 2015-09-13 -21 SVO
50 9.0 2457507 2016-04-28 2457516 2016-05-07 -9 SVO
51 9.1 2457754 2016-12-31 2457754 2016-12-31 0 SVO
52 8.3 2457980 2017-08-14 2457992 2017-08-26 -12 SVO
53 8.2 2458214 2018-04-05 2458229 2018-04-20 -15 SVO
54 9.0 2458458 2018-12-05 2458467 2018-12-14 -9 SVO
55 8.7 2458700 2019-08-04 2458704 2019-08-08 -4 SVO
56 8.3 2458931 2020-03-22 2458942 2020-04-02 -11 SVO
57 8.6 2459170 2020-11-16 2459180 2020-11-26 -10 SVO
58 8.6 2459416 2021-07-20 2459417 2021-07-21 -1 SVO
59 8.3 2459656 2022-03-17 2459655 2022-03-16 1 SVO
60   2459890 2022-11-06 2459892 2022-11-08 -2 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.