Maxima for TW Cyg
Mean period: 342.50, GCVS period: 340.86

E O (JD) O (dat) Period
-71 2414935 1899-10-07 342.65
-69 2415629 1901-09-01 341.01
-68 2415977 1902-08-15 338.72
-67 2416330 1903-08-03 338.47
-66 2416660 1904-06-28 338.32
-65 2416992 1905-05-26 338.05
-64 2417327 1906-04-26 336.5
-61 2418321 1909-01-14 336.89
-60 2418671 1909-12-30 338.78
-59 2419020 1910-12-14 338
-58 2419344 1911-11-03 339.06
-57 2419710 1912-11-03 339.42
-56 2420040 1913-09-29 337.79
-55 2420363 1914-08-18 338.07
-54 2420710 1915-07-31 335.93
-53 2421034 1916-06-19 334.71
-52 2421386 1917-06-06 337.35
-51 2421711 1918-04-27 339.93
-50 2422046 1919-03-28 341.79
-49 2422390 1920-03-06 341.79
-48 2422736 1921-02-15 342.71
-47 2423096 1922-02-10 344.85
-46 2423433 1923-01-13 345
-45 2423772 1923-12-18 345.22
-44 2424123 1924-12-03 343.86
-43 2424462 1925-11-07 343.14
-42 2424804 1926-10-15 344.07
-41 2425155 1927-10-01 343.72
-40 2425491 1928-09-01 343.29
-39 2425842 1929-08-18 343.15
-38 2426180 1930-07-22 344.21
-37 2426527 1931-07-04 345.21
-36 2426864 1932-06-05 345.22
-35 2427206 1933-05-13 345.57
-34 2427572 1934-05-14 346
-33 2427907 1935-04-14 346.85
-32 2428259 1936-03-31 348.21
-31 2428601 1937-03-08 346.65
-30 2428950 1938-02-20 344.29
-29 2429297 1939-02-02 344.5
-28 2429648 1940-01-19 345.14
-27 2429983 1940-12-19 345.07
-26 2430316 1941-11-17 344.22
-25 2430673 1942-11-09 342.5
-24 2431019 1943-10-21 342.29
-23 2431363 1944-09-29 343.07
-22 2431703 1945-09-04 342
-21 2432037 1946-08-04 341.15
-20 2432386 1947-07-19 340.57
-19 2432716 1948-06-13 340.36
-18 2433061 1949-05-24 340.57
-17 2433407 1950-05-05 339.35
-16 2433743 1951-04-06 338.93
-15 2434088 1952-03-16 339.15
-14 2434420 1953-02-11 337.29
-13 2434754 1954-01-11 336.57
-12 2435093 1954-12-16 336.78
-11 2435432 1955-11-20 337.22
-10 2435758 1956-10-11 337.57
-9 2436104 1957-09-22 336.86
-8 2436442 1958-08-26 336.64
-7 2436787 1959-08-06 337.64
-6 2437113 1960-06-27 337.72
-5 2437450 1961-05-30 336.86
-4 2437788 1962-05-03 336.93
-3 2438129 1963-04-09 338.14
-2 2438461 1964-03-06 339.64
-1 2438801 1965-02-09 340.43
0 2439145 1966-01-19 339.5
1 2439489 1966-12-29 338.36
2 2439829 1967-12-04 339.21
3 2440175 1968-11-14 339.35
4 2440495 1969-09-30 339.22
5 2440832 1970-09-02 339.43
6 2441179 1971-08-15 339.5
7 2441518 1972-07-19 341.07
8 2441865 1973-07-01 342.71
9 2442205 1974-06-06 342.36
10 2442552 1975-05-19 342.22
11 2442893 1976-04-24 342.07
12 2443232 1977-03-29 341.71
13 2443572 1978-03-04 341.57
14 2443916 1979-02-11 341.43
15 2444256 1980-01-17 342.36
16 2444598 1980-12-24 342.72
17 2444941 1981-12-02 343.21
18 2445284 1982-11-10 344.35
19 2445634 1983-10-26 345.15
20 2445968 1984-09-24 347
21 2446325 1985-09-16 348.72
22 2446668 1986-08-25 348.57
23 2447018 1987-08-10 348.92
24 2447379 1988-08-05 349.22
25 2447728 1989-07-20 349.22
26 2448070 1990-06-27 349.36
27 2448417 1991-06-09 348
28 2448765 1992-05-22 347.07
29 2449117 1993-05-09 347.57
30 2449460 1994-04-17 348.57
31 2449809 1995-04-01 348.43
32 2450157 1996-03-14 347.57
33 2450507 1997-02-27 347.92
34 2450860 1998-02-15 348.72
35 2451200 1999-01-21 349.65
36 2451548 2000-01-04 349.65
37 2451900 2000-12-21 347.64
38 2452251 2001-12-07 346.78
39 2452610 2002-12-01 347.07
40 2452949 2003-11-05 346.57
41 2453285 2004-10-06 345.29
42 2453630 2005-09-16 343.5
43 2453977 2006-08-29 342.64
44 2454323 2007-08-10 343.57
45 2454662 2008-07-14 344
46 2455008 2009-06-25 342.86
47 2455348 2010-05-31 341.57
48 2455696 2011-05-14 341.28
49 2456035 2012-04-17 341.57
50 2456372 2013-03-20 342.07
51 2456710 2014-02-21 342.43
52 2457053 2015-01-30 343.28
53 2457399 2016-01-11 344.85
54 2457746 2016-12-23 346.07
55 2458092 2017-12-04 346.79
56 2458445 2018-11-22 347.15
57 2458790 2019-11-02 347.49
58 2459137 2020-10-14 347.94
59 2459481 2021-09-23 347.09
60 2459831 2022-09-08 345.92


E Cycle number from the GCVS4 epoch.
O (JD) Julian date at observed time for maximum.
O (Dat) Same as above, expressed as date.
Period Calculated mean period at cycle number E.