Maxima for ST Lyr
Period: 300, Epoch: 2444433
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-96   2415600 1901-08-03 2415633 1901-09-05 -33 SVO
-92   2416800 1904-11-15 2416833 1904-12-18 -33 SVO
-91   2417117 1905-09-28 2417133 1905-10-14 -16 GuL, 1920, 1.2
-90   2417434 1906-08-11 2417433 1906-08-10 1 GuL, 1920, 1.2
-86   2418620 1909-11-09 2418633 1909-11-22 -13 SVO
-81   2420100 1913-11-28 2420133 1913-12-31 -33 SVO
-79   2420720 1915-08-10 2420733 1915-08-23 -13 SVO
-77   2421320 1917-04-01 2421333 1917-04-14 -13 SVO
-75   2421910 1918-11-12 2421933 1918-12-05 -23 SVO
-72   2422815 1921-05-05 2422833 1921-05-23 -18 SVO
-68   2424050 1924-09-21 2424033 1924-09-04 17 SVO
-67   2424360 1925-07-28 2424333 1925-07-01 27 SVO
-66   2424660 1926-05-24 2424633 1926-04-27 27 SVO
-65   2424965 1927-03-25 2424933 1927-02-21 32 SVO
-63   2425545 1928-10-25 2425533 1928-10-13 12 AN, 1936, vol 261, p 67
-62   2425850 1929-08-26 2425833 1929-08-09 17 SVO
-61   2426160 1930-07-02 2426133 1930-06-05 27 SVO
-59   2426755 1932-02-17 2426733 1932-01-26 22 AN, 1936, vol 261, p 67
-58   2427035 1932-11-23 2427033 1932-11-21 2 AN, 1936, vol 261, p 67
-56   2427626 1934-07-07 2427633 1934-07-14 -7 SVO
-55   2427932 1935-05-09 2427933 1935-05-10 -1 SVO
-54   2428220 1936-02-21 2428233 1936-03-05 -13 SVO
-52   2428812 1937-10-05 2428833 1937-10-26 -21 SVO
-51   2429109 1938-07-29 2429133 1938-08-22 -24 SVO
-50   2429406 1939-05-22 2429433 1939-06-18 -27 SVO
-49   2429700 1940-03-11 2429733 1940-04-13 -33 SVO
-46   2430605 1942-09-02 2430633 1942-09-30 -28 MitVS, 1942, vol 1, p 8
-45   2430910 1943-07-04 2430933 1943-07-27 -23 SVO
-44   2431210 1944-04-29 2431233 1944-05-22 -23 SVO
-40   2432419 1947-08-21 2432433 1947-09-04 -14 SVO
-39   2432730 1948-06-27 2432733 1948-06-30 -3 SVO
-38   2433045 1949-05-08 2433033 1949-04-26 12 SVO
-35   2433920 1951-09-30 2433933 1951-10-13 -13 SVO
-34   2434221 1952-07-27 2434233 1952-08-08 -12 SVO
-28   2436019 1957-06-29 2436033 1957-07-13 -14 MitVS, 1967, vol 4, p 150
-22   2437813 1962-05-28 2437833 1962-06-17 -20 MitVS, 1967, vol 4, p 150
-21   2438115 1963-03-26 2438133 1963-04-13 -18 MitVS, 1967, vol 4, p 150
-20   2438423 1964-01-28 2438433 1964-02-07 -10 MitVS, 1967, vol 4, p 150
-18   2439028 1965-09-24 2439033 1965-09-29 -5 MitVS, 1967, vol 4, p 150
-17   2439330 1966-07-23 2439333 1966-07-26 -3 MitVS, 1967, vol 4, p 150
-16   2439628 1967-05-17 2439633 1967-05-22 -5 MitVS, 1981, vol 9, p 78
-8   2442020 1973-12-03 2442033 1973-12-16 -13 MitVS, 1981, vol 9, p 78
-7 10.3 2442309 1974-09-18 2442333 1974-10-12 -24 SVO
-6 10.7 2442609 1975-07-15 2442633 1975-08-08 -24 SVO
-5 11.0 2442920 1976-05-21 2442933 1976-06-03 -13 SVO
-4   2443210 1977-03-07 2443233 1977-03-30 -23 SVO
-3   2443505 1977-12-27 2443533 1978-01-24 -28 SVO
-2   2443815 1978-11-02 2443833 1978-11-20 -18 SVO
-1 10.7 2444113 1979-08-27 2444133 1979-09-16 -20 SVO
0   2444425 1980-07-04 2444433 1980-07-12 -8 MitVS, 1981, vol 9, p 78
1   2444740 1981-05-15 2444733 1981-05-08 7 SVO
2   2445025 1982-02-24 2445033 1982-03-04 -8 SVO
3   2445325 1982-12-21 2445333 1982-12-29 -8 SVO
4   2445633 1983-10-25 2445633 1983-10-25 0 SVO
5 11.4 2445937 1984-08-24 2445933 1984-08-20 4 SVO
6 10.5 2446241 1985-06-24 2446233 1985-06-16 8 SVO
7   2446552 1986-05-01 2446533 1986-04-12 19 SVO
8   2446850 1987-02-23 2446833 1987-02-06 17 SVO
10 10.5 2447453 1988-10-18 2447433 1988-09-28 20 SVO
11 10.6 2447748 1989-08-09 2447733 1989-07-25 15 SVO
12 10.9 2448056 1990-06-13 2448033 1990-05-21 23 SVO
13   2448345 1991-03-29 2448333 1991-03-17 12 SVO
15 10.1 2448947 1992-11-20 2448933 1992-11-06 14 SVO
16 11.3 2449244 1993-09-13 2449233 1993-09-02 11 SVO
17 10.8 2449549 1994-07-15 2449533 1994-06-29 16 SVO
18 11.0 2449860 1995-05-22 2449833 1995-04-25 27 SVO
19 10.5 2450155 1996-03-12 2450133 1996-02-19 22 SVO
20 10.4 2450443 1996-12-25 2450433 1996-12-15 10 SVO
21 11.2 2450754 1997-11-01 2450733 1997-10-11 21 SVO
22 10.5 2451048 1998-08-22 2451033 1998-08-07 15 SVO
23 10.8 2451352 1999-06-22 2451333 1999-06-03 19 SVO
24 10.6 2451652 2000-04-17 2451633 2000-03-29 19 SVO
25 10.5 2451942 2001-02-01 2451933 2001-01-23 9 SVO
26 10.8 2452247 2001-12-03 2452233 2001-11-19 14 SVO
27 10.4 2452541 2002-09-23 2452533 2002-09-15 8 SVO
28 10.5 2452834 2003-07-13 2452833 2003-07-12 1 SVO
29 10.9 2453135 2004-05-09 2453133 2004-05-07 2 SVO
31 11.2 2453741 2006-01-05 2453733 2005-12-28 8 SVO
32 11.0 2454033 2006-10-24 2454033 2006-10-24 0 SVO
33 10.4 2454326 2007-08-13 2454333 2007-08-20 -7 SVO
34 11.1 2454619 2008-06-01 2454633 2008-06-15 -14 SVO
35 10.6 2454921 2009-03-30 2454933 2009-04-11 -12 SVO
36 10.7 2455212 2010-01-15 2455233 2010-02-05 -21 SVO
37 10.7 2455510 2010-11-09 2455533 2010-12-02 -23 SVO
38 10.7 2455815 2011-09-10 2455833 2011-09-28 -18 SVO
39 10.9 2456122 2012-07-13 2456133 2012-07-24 -11 SVO
40 10.7 2456416 2013-05-03 2456433 2013-05-20 -17 SVO
41 11.0 2456722 2014-03-05 2456733 2014-03-16 -11 SVO
42 10.9 2457026 2015-01-03 2457033 2015-01-10 -7 SVO
43 10.9 2457323 2015-10-27 2457333 2015-11-06 -10 SVO
44 10.7 2457621 2016-08-20 2457633 2016-09-01 -12 SVO
45 10.3 2457918 2017-06-13 2457933 2017-06-28 -15 SVO
47 10.5 2458533 2019-02-18 2458533 2019-02-18 0 SVO
48 10.8 2458828 2019-12-10 2458833 2019-12-15 -5 SVO
49 10.4 2459124 2020-10-01 2459133 2020-10-10 -9 SVO
50 10.9 2459420 2021-07-24 2459433 2021-08-06 -13 SVO
51 11.2 2459725 2022-05-25 2459733 2022-06-02 -8 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.