Maxima for TY Cyg
Period: 350.53, Epoch: 2441948.1
AAVSO offset: 5

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-76   2415346 1900-11-22 2415308 1900-10-15 38 AnHar, 1909, vol 55, p 95
-75   2415700 1901-11-11 2415658 1901-09-30 42 AnHar, 1909, vol 55, p 95
-74   2416050 1902-10-27 2416009 1902-09-16 41 AnHar, 1909, vol 55, p 95
-73   2416395 1903-10-07 2416359 1903-09-01 36 AnHar, 1909, vol 55, p 95
-72   2416760 1904-10-06 2416710 1904-08-17 50 AAVSO
-71 9.5 2417115 1905-09-26 2417060 1905-08-02 55 AAVSO
-70 10.0 2417472 1906-09-18 2417411 1906-07-19 61 AAVSO
-69 8.6 2417822 1907-09-03 2417761 1907-07-04 61 AAVSO
-68 9.6 2418181 1908-08-27 2418112 1908-06-19 69 AAVSO
-67 9.6 2418521 1909-08-02 2418462 1909-06-04 59 AAVSO
-66 9.8 2418878 1910-07-25 2418813 1910-05-21 65 AAVSO
-65   2419247 1911-07-29 2419163 1911-05-06 84 AAVSO
-62 9.5 2420293 1914-06-09 2420215 1914-03-23 78 AAVSO
-61 9.0 2420611 1915-04-23 2420566 1915-03-09 45 AAVSO
-60 9.0 2420976 1916-04-22 2420916 1916-02-22 60 AAVSO
-59 9.4 2421314 1917-03-26 2421267 1917-02-07 47 AAVSO
-58 9.7 2421665 1918-03-12 2421617 1918-01-23 48 SVO
-57   2421993 1919-02-03 2421968 1919-01-09 25 AAVSO
-56   2422339 1920-01-15 2422318 1919-12-25 21 AAVSO
-55 9.6 2422690 1920-12-31 2422669 1920-12-10 21 AAVSO
-54 9.5 2423039 1921-12-15 2423019 1921-11-25 20 AAVSO
-53 9.6 2423378 1922-11-19 2423370 1922-11-11 8 SVO
-52 9.5 2423719 1923-10-26 2423720 1923-10-27 -1 SVO
-51 9.3 2424058 1924-09-29 2424071 1924-10-12 -13 SVO
-50 9.6 2424398 1925-09-04 2424421 1925-09-27 -23 SVO
-49 9.4 2424746 1926-08-18 2424772 1926-09-13 -26 SVO
-48 9.4 2425090 1927-07-28 2425123 1927-08-30 -33 SVO
-47 9.6 2425431 1928-07-03 2425473 1928-08-14 -42 SVO
-46 9.5 2425774 1929-06-11 2425824 1929-07-31 -50 SVO
-45 9.6 2426113 1930-05-16 2426174 1930-07-16 -61 SVO
-44 9.7 2426463 1931-05-01 2426525 1931-07-02 -62 SVO
-43 9.7 2426815 1932-04-17 2426875 1932-06-16 -60 SVO
-42 9.7 2427156 1933-03-24 2427226 1933-06-02 -70 SVO
-41 9.8 2427511 1934-03-14 2427576 1934-05-18 -65 SVO
-40 9.4 2427863 1935-03-01 2427927 1935-05-04 -64 SVO
-39 9.3 2428217 1936-02-18 2428277 1936-04-18 -60 SVO
-38 10.4 2428574 1937-02-09 2428628 1937-04-04 -54 SVO
-37 9.3 2428920 1938-01-21 2428978 1938-03-20 -58 SVO
-36 9.8 2429285 1939-01-21 2429329 1939-03-06 -44 SVO
-35   2429633 1940-01-04 2429679 1940-02-19 -46 AAVSO
-34 9.4 2429984 1940-12-20 2430030 1941-02-04 -46 AAVSO
-33   2430351 1941-12-22 2430381 1942-01-21 -30 AAVSO
-32 9.6 2430695 1942-12-01 2430731 1943-01-06 -36 AAVSO
-31 9.9 2431062 1943-12-03 2431082 1943-12-23 -20 SVO
-30 9.3 2431425 1944-11-30 2431432 1944-12-07 -7 AAVSO
-29 9.5 2431775 1945-11-15 2431783 1945-11-23 -8 SVO
-28 9.7 2432140 1946-11-15 2432133 1946-11-08 7 SVO
-27 9.9 2432489 1947-10-30 2432484 1947-10-25 5 SVO
-26 9.3 2432854 1948-10-29 2432834 1948-10-09 20 SVO
-25 10.1 2433205 1949-10-15 2433185 1949-09-25 20 SVO
-24 9.5 2433566 1950-10-11 2433535 1950-09-10 31 SVO
-23 9.9 2433919 1951-09-29 2433886 1951-08-27 33 SVO
-22 9.3 2434272 1952-09-16 2434236 1952-08-11 36 SVO
-21 10.3 2434638 1953-09-17 2434587 1953-07-28 51 SVO
-20 9.4 2434976 1954-08-21 2434937 1954-07-13 39 SVO
-19 10.4 2435334 1955-08-14 2435288 1955-06-29 46 SVO
-18 9.3 2435685 1956-07-30 2435638 1956-06-13 47 SVO
-17 10.6 2436039 1957-07-19 2435989 1957-05-30 50 SVO
-16 9.8 2436377 1958-06-22 2436340 1958-05-16 37 SVO
-15 9.5 2436709 1959-05-20 2436690 1959-05-01 19 AAVSO
-14 9.7 2437063 1960-05-08 2437041 1960-04-16 22 AAVSO
-13 9.6 2437414 1961-04-24 2437391 1961-04-01 23 AAVSO
-12 9.6 2437754 1962-03-30 2437742 1962-03-18 12 SVO
-11 9.6 2438090 1963-03-01 2438092 1963-03-03 -2 SVO
-10 9.8 2438447 1964-02-21 2438443 1964-02-17 4 SVO
-9 10.0 2438791 1965-01-30 2438793 1965-02-01 -2 SVO
-8 9.8 2439136 1966-01-10 2439144 1966-01-18 -8 SVO
-7 10.1 2439488 1966-12-28 2439494 1967-01-03 -6 SVO
-6 10.0 2439821 1967-11-26 2439845 1967-12-20 -24 SVO
-5 9.7 2440164 1968-11-03 2440195 1968-12-04 -31 SVO
-4 9.8 2440505 1969-10-10 2440546 1969-11-20 -41 SVO
-3 9.7 2440846 1970-09-16 2440896 1970-11-05 -50 SVO
-2 9.7 2441190 1971-08-26 2441247 1971-10-22 -57 SVO
-1 9.6 2441527 1972-07-28 2441598 1972-10-07 -71 SVO
0 9.7 2441868 1973-07-04 2441948 1973-09-22 -80 SVO
1 9.7 2442213 1974-06-14 2442299 1974-09-08 -86 SVO
2 9.4 2442557 1975-05-24 2442649 1975-08-24 -92 SVO
3 9.6 2442895 1976-04-26 2443000 1976-08-09 -105 SVO
4 9.4 2443247 1977-04-13 2443350 1977-07-25 -103 SVO
5 9.5 2443607 1978-04-08 2443701 1978-07-11 -94 SVO
6 10.5 2443948 1979-03-15 2444051 1979-06-26 -103 AAVSO
7 9.7 2444289 1980-02-19 2444402 1980-06-11 -113 SVO
8 9.9 2444647 1981-02-11 2444752 1981-05-27 -105 SVO
9 9.9 2445005 1982-02-04 2445103 1982-05-13 -98 SVO
10 10.0 2445363 1983-01-28 2445453 1983-04-28 -90 SVO
11 9.5 2445710 1984-01-10 2445804 1984-04-13 -94 SVO
12 9.8 2446077 1985-01-11 2446154 1985-03-29 -77 SVO
13 10.0 2446430 1985-12-30 2446505 1986-03-15 -75 SVO
14 9.6 2446783 1986-12-18 2446856 1987-03-01 -73 SVO
15 9.6 2447142 1987-12-12 2447206 1988-02-14 -64 SVO
16 9.8 2447499 1988-12-03 2447557 1989-01-30 -58 SVO
17 9.3 2447858 1989-11-27 2447907 1990-01-15 -49 SVO
18 10.1 2448222 1990-11-26 2448258 1991-01-01 -36 SVO
19 9.8 2448583 1991-11-22 2448608 1991-12-17 -25 SVO
20 9.5 2448940 1992-11-13 2448959 1992-12-02 -19 SVO
21 9.9 2449300 1993-11-08 2449309 1993-11-17 -9 SVO
22 9.4 2449650 1994-10-24 2449660 1994-11-03 -10 SVO
23 10.0 2450012 1995-10-21 2450010 1995-10-19 2 SVO
24 9.5 2450366 1996-10-09 2450361 1996-10-04 5 SVO
25 9.9 2450734 1997-10-12 2450711 1997-09-19 23 SVO
26 9.7 2451093 1998-10-06 2451062 1998-09-05 31 SVO
27 9.9 2451449 1999-09-27 2451412 1999-08-21 37 SVO
28 9.4 2451803 2000-09-15 2451763 2000-08-06 40 SVO
29 9.9 2452166 2001-09-13 2452114 2001-07-23 52 SVO
30 9.6 2452525 2002-09-07 2452464 2002-07-08 61 SVO
31 9.9 2452880 2003-08-28 2452815 2003-06-24 65 SVO
32 9.5 2453231 2004-08-13 2453165 2004-06-08 66 SVO
33 9.5 2453589 2005-08-06 2453516 2005-05-25 73 SVO
34 9.9 2453944 2006-07-27 2453866 2006-05-10 78 SVO
35 9.6 2454296 2007-07-14 2454217 2007-04-26 79 SVO
36 9.7 2454642 2008-06-24 2454567 2008-04-10 75 SVO
37 10.2 2455000 2009-06-17 2454918 2009-03-27 82 SVO
38 9.6 2455348 2010-05-31 2455268 2010-03-12 80 SVO
39 9.6 2455688 2011-05-06 2455619 2011-02-26 69 SVO
40 10.0 2456041 2012-04-23 2455969 2012-02-11 72 SVO
41 9.8 2456388 2013-04-05 2456320 2013-01-27 68 SVO
42 10.0 2456731 2014-03-14 2456670 2014-01-12 61 SVO
43 10.3 2457078 2015-02-24 2457021 2014-12-29 57 SVO
44 10.0 2457418 2016-01-30 2457372 2015-12-15 46 SVO
45 9.4 2457759 2017-01-05 2457722 2016-11-29 37 SVO
46 10.0 2458104 2017-12-16 2458073 2017-11-15 31 SVO
47 9.9 2458451 2018-11-28 2458423 2018-10-31 28 SVO
48 9.8 2458798 2019-11-10 2458774 2019-10-17 24 SVO
49 9.4 2459141 2020-10-18 2459124 2020-10-01 17 SVO
50 9.7 2459492 2021-10-04 2459475 2021-09-17 17 SVO
51 9.9 2459842 2022-09-19 2459825 2022-09-02 17 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.