Maxima for U Cyg
Period: 465.15, Epoch: 2444551.2
AAVSO offset: -6

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-86   2404595 1871-06-16 2404548 1871-04-30 47 AnHar, 1909, vol 55, p 95
-85   2405053 1872-09-16 2405013 1872-08-07 40 AnHar, 1909, vol 55, p 95
-84   2405522 1873-12-29 2405478 1873-11-15 44 AnHar, 1909, vol 55, p 95
-83   2405984 1875-04-05 2405943 1875-02-23 41 AnHar, 1909, vol 55, p 95
-82   2406454 1876-07-18 2406409 1876-06-03 45 AnHar, 1909, vol 55, p 95
-81   2406914 1877-10-21 2406874 1877-09-11 40 AnHar, 1909, vol 55, p 95
-80   2407339 1878-12-20 2407339 1878-12-20 0 AnHar, 1909, vol 55, p 95
-79 7.4 2407817 1880-04-11 2407804 1880-03-29 13 SVO
-78 7.8 2408276 1881-07-14 2408269 1881-07-07 7 SVO
-77 7.7 2408749 1882-10-30 2408734 1882-10-15 15 SVO
-76 7.6 2409216 1884-02-09 2409199 1884-01-23 17 SVO
-75 7.3 2409674 1885-05-12 2409665 1885-05-03 9 SVO
-74   2410134 1886-08-15 2410130 1886-08-11 4 AnHar, 1909, vol 55, p 95
-73   2410608 1887-12-02 2410595 1887-11-19 13 AnHar, 1909, vol 55, p 95
-72   2411066 1889-03-04 2411060 1889-02-26 6 AnHar, 1909, vol 55, p 95
-71 7.4 2411523 1890-06-04 2411525 1890-06-06 -2 SVO
-70 7.7 2411988 1891-09-12 2411990 1891-09-14 -2 SVO
-69 7.9 2412455 1892-12-22 2412456 1892-12-23 -1 SVO
-68   2412917 1894-03-29 2412921 1894-04-02 -4 GuL, 1920, 1.2
-67   2413375 1895-06-30 2413386 1895-07-11 -11 GuL, 1920, 1.2
-66   2413848 1896-10-15 2413851 1896-10-18 -3 AnHar, 1909, vol 55, p 95
-65 7.6 2414317 1898-01-27 2414316 1898-01-26 1 SVO
-64   2414761 1899-04-16 2414781 1899-05-06 -20 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-63   2415231 1900-07-30 2415246 1900-08-14 -15 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-62   2415698 1901-11-09 2415712 1901-11-23 -14 AnHar, 1909, vol 55, p 95, GuL, 1920, 1.2
-61   2416162 1903-02-16 2416177 1903-03-03 -15 AnHar, 1909, vol 55, p 95, GuL, 1920, 1.2
-60   2416650 1904-06-18 2416642 1904-06-10 8 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-59   2417115 1905-09-26 2417107 1905-09-18 8 AAVSO
-58 6.6 2417584 1907-01-08 2417572 1906-12-27 12 SVO
-57 6.8 2418049 1908-04-17 2418037 1908-04-05 12 SVO
-56 6.6 2418506 1909-07-18 2418503 1909-07-15 3 AAVSO
-55 7.8 2418987 1910-11-11 2418968 1910-10-23 19 SVO
-54 7.4 2419486 1912-03-24 2419433 1912-01-31 53 SVO
-53 7.3 2419949 1913-06-30 2419898 1913-05-10 51 SVO
-52 7.0 2420399 1914-09-23 2420363 1914-08-18 36 SVO
-51 7.6 2420902 1916-02-08 2420828 1915-11-26 74 SVO
-50 7.2 2421312 1917-03-24 2421293 1917-03-05 19 SVO
-49 6.9 2421774 1918-06-29 2421759 1918-06-14 15 SVO
-48 6.8 2422206 1919-09-04 2422224 1919-09-22 -18 SVO
-47 7.4 2422700 1921-01-10 2422689 1920-12-30 11 SVO
-46 7.1 2423139 1922-03-25 2423154 1922-04-09 -15 SVO
-45 7.3 2423611 1923-07-10 2423619 1923-07-18 -8 SVO
-44 7.5 2424061 1924-10-02 2424084 1924-10-25 -23 SVO
-43 7.6 2424474 1925-11-19 2424550 1926-02-03 -76 SVO
-42 7.6 2424949 1927-03-09 2425015 1927-05-14 -66 SVO
-41 8.1 2425413 1928-06-15 2425480 1928-08-21 -67 SVO
-40 7.6 2425859 1929-09-04 2425945 1929-11-29 -86 SVO
-39 7.3 2426320 1930-12-09 2426410 1931-03-09 -90 SVO
-38 7.0 2426771 1932-03-04 2426875 1932-06-16 -104 SVO
-37 7.1 2427233 1933-06-09 2427340 1933-09-24 -107 SVO
-36 7.3 2427722 1934-10-11 2427806 1935-01-03 -84 SVO
-35 7.3 2428184 1936-01-16 2428271 1936-04-12 -87 SVO
-34 7.6 2428656 1937-05-02 2428736 1937-07-21 -80 SVO
-33 7.5 2429106 1938-07-26 2429201 1938-10-29 -95 SVO
-32 8.0 2429591 1939-11-23 2429666 1940-02-06 -75 SVO
-31 7.6 2430069 1941-03-15 2430131 1941-05-16 -62 SVO
-30 7.4 2430544 1942-07-03 2430597 1942-08-25 -53 SVO
-29 7.2 2431016 1943-10-18 2431062 1943-12-03 -46 SVO
-28 6.9 2431500 1945-02-13 2431527 1945-03-12 -27 SVO
-27 6.6 2431966 1946-05-25 2431992 1946-06-20 -26 SVO
-26 6.9 2432455 1947-09-26 2432457 1947-09-28 -2 SVO
-25 6.7 2432914 1948-12-28 2432922 1949-01-05 -8 SVO
-24 7.5 2433399 1950-04-27 2433387 1950-04-15 12 SVO
-23 7.4 2433862 1951-08-03 2433853 1951-07-25 9 SVO
-22 7.6 2434345 1952-11-28 2434318 1952-11-01 27 SVO
-21 7.7 2434817 1954-03-15 2434783 1954-02-09 34 SVO
-20 7.4 2435272 1955-06-13 2435248 1955-05-20 24 SVO
-19 8.7 2435764 1956-10-17 2435713 1956-08-27 51 SVO
-18 8.0 2436242 1958-02-07 2436178 1957-12-05 64 SVO
-17 8.0 2436716 1959-05-27 2436644 1959-03-16 72 SVO
-16 8.0 2437167 1960-08-20 2437109 1960-06-23 58 SVO
-15 8.3 2437639 1961-12-05 2437574 1961-10-01 65 SVO
-14 8.3 2438104 1963-03-15 2438039 1963-01-09 65 SVO
-13 8.5 2438562 1964-06-15 2438504 1964-04-18 58 SVO
-12 8.5 2439025 1965-09-21 2438969 1965-07-27 56 SVO
-11 8.8 2439483 1966-12-23 2439434 1966-11-04 49 SVO
-10 8.7 2439941 1968-03-25 2439900 1968-02-13 41 SVO
-9 8.0 2440393 1969-06-20 2440365 1969-05-23 28 SVO
-8 8.1 2440874 1970-10-14 2440830 1970-08-31 44 SVO
-7 7.7 2441317 1971-12-31 2441295 1971-12-09 22 SVO
-6 7.3 2441768 1973-03-26 2441760 1973-03-18 8 SVO
-5 7.9 2442240 1974-07-11 2442225 1974-06-26 15 SVO
-4 7.5 2442705 1975-10-19 2442691 1975-10-05 14 SVO
-3 7.5 2443175 1977-01-31 2443156 1977-01-12 19 SVO
-2 7.2 2443635 1978-05-06 2443621 1978-04-22 14 SVO
-1 7.5 2444098 1979-08-12 2444086 1979-07-31 12 SVO
0 7.3 2444557 1980-11-13 2444551 1980-11-07 6 SVO
1 7.6 2445015 1982-02-14 2445016 1982-02-15 -1 SVO
2 7.9 2445490 1983-06-04 2445481 1983-05-26 9 SVO
3 7.6 2445947 1984-09-03 2445947 1984-09-03 0 SVO
4 7.4 2446396 1985-11-26 2446412 1985-12-12 -16 SVO
5 7.3 2446851 1987-02-24 2446877 1987-03-22 -26 SVO
6 7.8 2447316 1988-06-03 2447342 1988-06-29 -26 SVO
7 7.5 2447778 1989-09-08 2447807 1989-10-07 -29 SVO
8 7.5 2448238 1990-12-12 2448272 1991-01-15 -34 SVO
9 7.3 2448707 1992-03-25 2448738 1992-04-25 -31 SVO
10 7.3 2449182 1993-07-13 2449203 1993-08-03 -21 SVO
11 7.2 2449652 1994-10-26 2449668 1994-11-11 -16 SVO
12 6.9 2450097 1996-01-14 2450133 1996-02-19 -36 SVO
13 7.1 2450566 1997-04-27 2450598 1997-05-29 -32 SVO
14 7.3 2451055 1998-08-29 2451063 1998-09-06 -8 SVO
15 6.9 2451489 1999-11-06 2451528 1999-12-15 -39 SVO
16 8.5 2451985 2001-03-16 2451994 2001-03-25 -9 SVO
17 7.8 2452465 2002-07-09 2452459 2002-07-03 6 SVO
18 7.5 2452912 2003-09-29 2452924 2003-10-11 -12 SVO
19 7.1 2453363 2004-12-23 2453389 2005-01-18 -26 SVO
20 8.4 2453841 2006-04-15 2453854 2006-04-28 -13 SVO
21 7.5 2454303 2007-07-21 2454319 2007-08-06 -16 SVO
22 7.5 2454752 2008-10-12 2454785 2008-11-14 -33 SVO
23 7.7 2455234 2010-02-06 2455250 2010-02-22 -16 SVO
24 7.1 2455692 2011-05-10 2455715 2011-06-02 -23 SVO
25 7.6 2456182 2012-09-11 2456180 2012-09-09 2 SVO
26 8.0 2456671 2014-01-13 2456645 2013-12-18 26 SVO
27 8.0 2457127 2015-04-14 2457110 2015-03-28 17 SVO
28 9.1 2457599 2016-07-29 2457575 2016-07-05 24 SVO
29 8.4 2458081 2017-11-23 2458041 2017-10-14 40 SVO
30 8.0 2458541 2019-02-26 2458506 2019-01-22 35 SVO
31 7.9 2459009 2020-06-08 2458971 2020-05-01 38 SVO
32 7.8 2459469 2021-09-11 2459436 2021-08-09 33 SVO
33 8.1 2459946 2023-01-01 2459901 2022-11-17 45 SVO
34 7.5 2460420 2024-04-19 2460366 2024-02-25 54 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.