Maxima for U Cyg
Period: 465, Epoch: 2444558
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E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-86   2404595 1871-06-16 2404568 1871-05-20 27 AnHar, 1909, vol 55, p 95
-85   2405053 1872-09-16 2405033 1872-08-27 20 AnHar, 1909, vol 55, p 95
-84   2405522 1873-12-29 2405498 1873-12-05 24 AnHar, 1909, vol 55, p 95
-83   2405984 1875-04-05 2405963 1875-03-15 21 AnHar, 1909, vol 55, p 95
-82   2406454 1876-07-18 2406428 1876-06-22 26 AnHar, 1909, vol 55, p 95
-81   2406914 1877-10-21 2406893 1877-09-30 21 AnHar, 1909, vol 55, p 95
-80   2407339 1878-12-20 2407358 1879-01-08 -19 AnHar, 1909, vol 55, p 95
-79 7.4 2407817 1880-04-11 2407823 1880-04-17 -6 SVO
-78 7.8 2408276 1881-07-14 2408288 1881-07-26 -12 SVO
-77 7.7 2408749 1882-10-30 2408753 1882-11-03 -4 SVO
-76 7.6 2409216 1884-02-09 2409218 1884-02-11 -2 SVO
-75 7.3 2409674 1885-05-12 2409683 1885-05-21 -9 SVO
-74   2410134 1886-08-15 2410148 1886-08-29 -14 AnHar, 1909, vol 55, p 95
-73   2410608 1887-12-02 2410613 1887-12-07 -5 AnHar, 1909, vol 55, p 95
-72   2411066 1889-03-04 2411078 1889-03-16 -12 AnHar, 1909, vol 55, p 95
-71 7.4 2411523 1890-06-04 2411543 1890-06-24 -20 SVO
-70 7.7 2411988 1891-09-12 2412008 1891-10-02 -20 SVO
-69 7.9 2412455 1892-12-22 2412473 1893-01-09 -18 SVO
-68   2412917 1894-03-29 2412938 1894-04-19 -21 GuL, 1920, 1.2
-67   2413375 1895-06-30 2413403 1895-07-28 -28 GuL, 1920, 1.2
-66   2413848 1896-10-15 2413868 1896-11-04 -20 AnHar, 1909, vol 55, p 95
-65 7.6 2414317 1898-01-27 2414333 1898-02-12 -16 SVO
-64   2414761 1899-04-16 2414798 1899-05-23 -37 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-63   2415231 1900-07-30 2415263 1900-08-31 -32 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-62   2415698 1901-11-09 2415728 1901-12-09 -30 AnHar, 1909, vol 55, p 95, GuL, 1920, 1.2
-61   2416162 1903-02-16 2416193 1903-03-19 -31 AnHar, 1909, vol 55, p 95, GuL, 1920, 1.2
-60   2416650 1904-06-18 2416658 1904-06-26 -8 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-59   2417115 1905-09-26 2417123 1905-10-04 -8 AAVSO
-58 6.6 2417584 1907-01-08 2417588 1907-01-12 -4 SVO
-57 6.8 2418049 1908-04-17 2418053 1908-04-21 -4 SVO
-56 6.6 2418506 1909-07-18 2418518 1909-07-30 -12 AAVSO
-55 7.8 2418987 1910-11-11 2418983 1910-11-07 4 SVO
-54 7.4 2419486 1912-03-24 2419448 1912-02-15 38 SVO
-53 7.3 2419949 1913-06-30 2419913 1913-05-25 36 SVO
-52 7.0 2420399 1914-09-23 2420378 1914-09-02 21 SVO
-51 7.6 2420902 1916-02-08 2420843 1915-12-11 59 SVO
-50 7.2 2421312 1917-03-24 2421308 1917-03-20 4 SVO
-49 6.9 2421774 1918-06-29 2421773 1918-06-28 1 SVO
-48 6.8 2422206 1919-09-04 2422238 1919-10-06 -32 SVO
-47 7.4 2422700 1921-01-10 2422703 1921-01-13 -3 SVO
-46 7.1 2423139 1922-03-25 2423168 1922-04-23 -29 SVO
-45 7.3 2423611 1923-07-10 2423633 1923-08-01 -22 SVO
-44 7.5 2424061 1924-10-02 2424098 1924-11-08 -37 SVO
-43 7.6 2424474 1925-11-19 2424563 1926-02-16 -89 SVO
-42 7.6 2424949 1927-03-09 2425028 1927-05-27 -79 SVO
-41 8.1 2425413 1928-06-15 2425493 1928-09-03 -80 SVO
-40 7.6 2425859 1929-09-04 2425958 1929-12-12 -99 SVO
-39 7.3 2426320 1930-12-09 2426423 1931-03-22 -103 SVO
-38 7.0 2426771 1932-03-04 2426888 1932-06-29 -117 SVO
-37 7.1 2427233 1933-06-09 2427353 1933-10-07 -120 SVO
-36 7.3 2427722 1934-10-11 2427818 1935-01-15 -96 SVO
-35 7.3 2428184 1936-01-16 2428283 1936-04-24 -99 SVO
-34 7.6 2428656 1937-05-02 2428748 1937-08-02 -92 SVO
-33 7.5 2429106 1938-07-26 2429213 1938-11-10 -107 SVO
-32 8.0 2429591 1939-11-23 2429678 1940-02-18 -87 SVO
-31 7.6 2430069 1941-03-15 2430143 1941-05-28 -74 SVO
-30 7.4 2430544 1942-07-03 2430608 1942-09-05 -64 SVO
-29 7.2 2431016 1943-10-18 2431073 1943-12-14 -57 SVO
-28 6.9 2431500 1945-02-13 2431538 1945-03-23 -38 SVO
-27 6.6 2431966 1946-05-25 2432003 1946-07-01 -37 SVO
-26 6.9 2432455 1947-09-26 2432468 1947-10-09 -13 SVO
-25 6.7 2432914 1948-12-28 2432933 1949-01-16 -19 SVO
-24 7.5 2433399 1950-04-27 2433398 1950-04-26 1 SVO
-23 7.4 2433862 1951-08-03 2433863 1951-08-04 -1 SVO
-22 7.6 2434345 1952-11-28 2434328 1952-11-11 17 SVO
-21 7.7 2434817 1954-03-15 2434793 1954-02-19 24 SVO
-20 7.4 2435272 1955-06-13 2435258 1955-05-30 14 SVO
-19 8.7 2435764 1956-10-17 2435723 1956-09-06 41 SVO
-18 8.0 2436242 1958-02-07 2436188 1957-12-15 54 SVO
-17 8.0 2436716 1959-05-27 2436653 1959-03-25 63 SVO
-16 8.0 2437167 1960-08-20 2437118 1960-07-02 49 SVO
-15 8.3 2437639 1961-12-05 2437583 1961-10-10 56 SVO
-14 8.3 2438104 1963-03-15 2438048 1963-01-18 56 SVO
-13 8.5 2438562 1964-06-15 2438513 1964-04-27 49 SVO
-12 8.5 2439025 1965-09-21 2438978 1965-08-05 47 SVO
-11 8.8 2439483 1966-12-23 2439443 1966-11-13 40 SVO
-10 8.7 2439941 1968-03-25 2439908 1968-02-21 33 SVO
-9 8.0 2440393 1969-06-20 2440373 1969-05-31 20 SVO
-8 8.1 2440874 1970-10-14 2440838 1970-09-08 36 SVO
-7 7.7 2441317 1971-12-31 2441303 1971-12-17 14 SVO
-6 7.3 2441768 1973-03-26 2441768 1973-03-26 0 SVO
-5 7.9 2442240 1974-07-11 2442233 1974-07-04 7 SVO
-4 7.5 2442705 1975-10-19 2442698 1975-10-12 7 SVO
-3 7.5 2443175 1977-01-31 2443163 1977-01-19 12 SVO
-2 7.2 2443635 1978-05-06 2443628 1978-04-29 7 SVO
-1 7.5 2444098 1979-08-12 2444093 1979-08-07 5 SVO
0 7.3 2444557 1980-11-13 2444558 1980-11-14 -1 SVO
1 7.6 2445015 1982-02-14 2445023 1982-02-22 -8 SVO
2 7.9 2445490 1983-06-04 2445488 1983-06-02 2 SVO
3 7.6 2445947 1984-09-03 2445953 1984-09-09 -6 SVO
4 7.4 2446396 1985-11-26 2446418 1985-12-18 -22 SVO
5 7.3 2446851 1987-02-24 2446883 1987-03-28 -32 SVO
6 7.8 2447316 1988-06-03 2447348 1988-07-05 -32 SVO
7 7.5 2447778 1989-09-08 2447813 1989-10-13 -35 SVO
8 7.5 2448238 1990-12-12 2448278 1991-01-21 -40 SVO
9 7.3 2448707 1992-03-25 2448743 1992-04-30 -36 SVO
10 7.3 2449182 1993-07-13 2449208 1993-08-08 -26 SVO
11 7.2 2449652 1994-10-26 2449673 1994-11-16 -21 SVO
12 6.9 2450097 1996-01-14 2450138 1996-02-24 -41 SVO
13 7.1 2450566 1997-04-27 2450603 1997-06-03 -37 SVO
14 7.3 2451055 1998-08-29 2451068 1998-09-11 -13 SVO
15 6.9 2451489 1999-11-06 2451533 1999-12-20 -44 SVO
16 8.5 2451985 2001-03-16 2451998 2001-03-29 -13 SVO
17 7.8 2452465 2002-07-09 2452463 2002-07-07 2 SVO
18 7.5 2452912 2003-09-29 2452928 2003-10-15 -16 SVO
19 7.1 2453363 2004-12-23 2453393 2005-01-22 -30 SVO
20 8.4 2453841 2006-04-15 2453858 2006-05-02 -17 SVO
21 7.5 2454303 2007-07-21 2454323 2007-08-10 -20 SVO
22 7.5 2454752 2008-10-12 2454788 2008-11-17 -36 SVO
23 7.7 2455234 2010-02-06 2455253 2010-02-25 -19 SVO
24 7.1 2455692 2011-05-10 2455718 2011-06-05 -26 SVO
25 7.6 2456182 2012-09-11 2456183 2012-09-12 -1 SVO
26 8.0 2456671 2014-01-13 2456648 2013-12-21 23 SVO
27 8.0 2457127 2015-04-14 2457113 2015-03-31 14 SVO
28 9.1 2457599 2016-07-29 2457578 2016-07-08 21 SVO
29 8.4 2458081 2017-11-23 2458043 2017-10-16 38 SVO
30 8.0 2458541 2019-02-26 2458508 2019-01-24 33 SVO
31 7.9 2459009 2020-06-08 2458973 2020-05-03 36 SVO
32 7.8 2459469 2021-09-11 2459438 2021-08-11 31 SVO
33 8.1 2459946 2023-01-01 2459903 2022-11-19 43 SVO
34 7.5 2460420 2024-04-19 2460368 2024-02-27 52 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.