Maxima for TY Lyr
Period: 336, Epoch: 2451415
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-109   2414940 1899-10-12 2414791 1899-05-16 149 SVO
-108   2415260 1900-08-28 2415127 1900-04-17 133 SVO
-106   2415940 1902-07-09 2415799 1902-02-18 141 SVO
-105   2416280 1903-06-14 2416135 1903-01-20 145 SVO
-104   2416610 1904-05-09 2416471 1903-12-22 139 SVO
-103   2416930 1905-03-25 2416807 1904-11-22 123 SVO
-99   2418270 1908-11-24 2418151 1908-07-28 119 SVO
-98   2418615 1909-11-04 2418487 1909-06-29 128 SVO
-97   2418950 1910-10-05 2418823 1910-05-31 127 SVO
-96   2419280 1911-08-31 2419159 1911-05-02 121 GuL, 1920, 1.2
-95   2419628 1912-08-13 2419495 1912-04-02 133 GuL, 1920, 1.2
-94   2419956 1913-07-07 2419831 1913-03-04 125 GuL, 1920, 1.2
-93   2420295 1914-06-11 2420167 1914-02-03 128 SVO
-92   2420620 1915-05-02 2420503 1915-01-05 117 SVO
-90   2421310 1917-03-22 2421175 1916-11-07 135 SVO
-89   2421640 1918-02-15 2421511 1917-10-09 129 SVO
-87   2422315 1919-12-22 2422183 1919-08-12 132 AN, 1932, vol 245, p 121
-86   2422651 1920-11-22 2422519 1920-07-13 132 AN, 1932, vol 245, p 121
-85   2422978 1921-10-15 2422855 1921-06-14 123 AN, 1932, vol 245, p 121
-84   2423313 1922-09-15 2423191 1922-05-16 122 AN, 1932, vol 245, p 121
-83   2423664 1923-09-01 2423527 1923-04-17 137 AN, 1932, vol 245, p 121
-82   2423978 1924-07-11 2423863 1924-03-18 115 AN, 1932, vol 245, p 121
-81   2424313 1925-06-11 2424199 1925-02-17 114 AN, 1932, vol 245, p 121
-80   2424640 1926-05-04 2424535 1926-01-19 105 SVO
-79   2424970 1927-03-30 2424871 1926-12-21 99 AN, 1932, vol 245, p 121
-75   2426300 1930-11-19 2426215 1930-08-26 85 SVO
-74   2426633 1931-10-18 2426551 1931-07-28 82 AN, 1932, vol 245, p 121
-73   2426963 1932-09-12 2426887 1932-06-28 76 GuL, 1936, 2.2, AN, 1948, vol 276, p 11
-72   2427310 1933-08-25 2427223 1933-05-30 87 AN, 1952, vol 281, p 14
-71   2427617 1934-06-28 2427559 1934-05-01 58 AN, 1952, vol 281, p 14, GuL, 1936, 2.2
-70   2427949 1935-05-26 2427895 1935-04-02 54 GuL, 1936, 2.2
-69   2428270 1936-04-11 2428231 1936-03-03 39 SVO
-64   2429924 1940-10-21 2429911 1940-10-08 13 SVO
-63   2430250 1941-09-12 2430247 1941-09-09 3 SVO
-62   2430588 1942-08-16 2430583 1942-08-11 5 MitVS, 1942, vol 1, p 9
-61   2430930 1943-07-24 2430919 1943-07-13 11 SVO
-60   2431253 1944-06-11 2431255 1944-06-13 -2 SVO
-59   2431610 1945-06-03 2431591 1945-05-15 19 SVO
-58   2431930 1946-04-19 2431927 1946-04-16 3 SVO
-57   2432270 1947-03-25 2432263 1947-03-18 7 SVO
-34   2440030 1968-06-22 2439991 1968-05-14 39 SVO
-33   2440370 1969-05-28 2440327 1969-04-15 43 SVO
-27 9.9 2442350 1974-10-29 2442343 1974-10-22 7 SVO
-26 9.9 2442680 1975-09-24 2442679 1975-09-23 1 SVO
-25 9.6 2443020 1976-08-29 2443015 1976-08-24 5 SVO
-24 9.9 2443353 1977-07-28 2443351 1977-07-26 2 SVO
-23 10.0 2443697 1978-07-07 2443687 1978-06-27 10 SVO
-22   2444030 1979-06-05 2444023 1979-05-29 7 SVO
-19   2445050 1982-03-21 2445031 1982-03-02 19 SVO
-17   2445720 1984-01-20 2445703 1984-01-03 17 SVO
-16   2446060 1984-12-25 2446039 1984-12-04 21 SVO
-15   2446380 1985-11-10 2446375 1985-11-05 5 SVO
-14 10.5 2446727 1986-10-23 2446711 1986-10-07 16 SVO
-13 10.0 2447066 1987-09-27 2447047 1987-09-08 19 SVO
-12 10.2 2447394 1988-08-20 2447383 1988-08-09 11 SVO
-11 10.1 2447731 1989-07-23 2447719 1989-07-11 12 SVO
-10 10.6 2448069 1990-06-26 2448055 1990-06-12 14 SVO
-9   2448399 1991-05-22 2448391 1991-05-14 8 AFOEV
-8   2448735 1992-04-22 2448727 1992-04-14 8 AFOEV
-7   2449060 1993-03-13 2449063 1993-03-16 -3 SVO
-6   2449405 1994-02-21 2449399 1994-02-15 6 SVO
-5 10.2 2449727 1995-01-09 2449735 1995-01-17 -8 SVO
-4 10.3 2450055 1995-12-03 2450071 1995-12-19 -16 SVO
-3 10.0 2450406 1996-11-18 2450407 1996-11-19 -1 SVO
-2 10.7 2450736 1997-10-14 2450743 1997-10-21 -7 SVO
-1 9.5 2451071 1998-09-14 2451079 1998-09-22 -8 SVO
0 10.7 2451409 1999-08-18 2451415 1999-08-24 -6 SVO
1 9.7 2451745 2000-07-19 2451751 2000-07-25 -6 SVO
2 10.9 2452093 2001-07-02 2452087 2001-06-26 6 SVO
3 10.1 2452422 2002-05-27 2452423 2002-05-28 -1 SVO
4 9.6 2452757 2003-04-27 2452759 2003-04-29 -2 SVO
5 10.4 2453105 2004-04-09 2453095 2004-03-30 10 SVO
6 9.1 2453434 2005-03-04 2453431 2005-03-01 3 SVO
7   2453785 2006-02-18 2453767 2006-01-31 18 SVO
8   2454115 2007-01-14 2454103 2007-01-02 12 SVO
9 10.1 2454465 2007-12-30 2454439 2007-12-04 26 SVO
10 10.7 2454806 2008-12-05 2454775 2008-11-04 31 SVO
11 9.9 2455136 2009-10-31 2455111 2009-10-06 25 SVO
12 9.4 2455468 2010-09-28 2455447 2010-09-07 21 SVO
13 10.5 2455808 2011-09-03 2455783 2011-08-09 25 SVO
14 10.0 2456142 2012-08-02 2456119 2012-07-10 23 SVO
15 10.5 2456482 2013-07-08 2456455 2013-06-11 27 SVO
16 10.1 2456818 2014-06-09 2456791 2014-05-13 27 SVO
17 9.8 2457139 2015-04-26 2457127 2015-04-14 12 SVO
18 10.1 2457476 2016-03-28 2457463 2016-03-15 13 SVO
19   2457810 2017-02-25 2457799 2017-02-14 11 SVO
20   2458145 2018-01-26 2458135 2018-01-16 10 SVO
21 10.0 2458470 2018-12-17 2458471 2018-12-18 -1 SVO
22 9.9 2458807 2019-11-19 2458807 2019-11-19 0 SVO
23 10.2 2459150 2020-10-27 2459143 2020-10-20 7 SVO
24 9.8 2459481 2021-09-23 2459479 2021-09-21 2 SVO
25 9.7 2459817 2022-08-25 2459815 2022-08-23 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.