Maxima for TW Lyr
Period: 377.58, Epoch: 2443074.8

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-75   2414765 1899-04-20 2414757 1899-04-12 8 SVO
-74   2415140 1900-04-30 2415134 1900-04-24 6 SVO
-73   2415515 1901-05-10 2415512 1901-05-07 3 SVO
-72   2415900 1902-05-30 2415889 1902-05-19 11 SVO
-71   2416294 1903-06-28 2416267 1903-06-01 27 SVO
-70   2416666 1904-07-04 2416644 1904-06-12 22 PZ, 1964, vol 15, p 319
-64   2418925 1910-09-10 2418910 1910-08-26 15 SVO
-63   2419315 1911-10-05 2419287 1911-09-07 28 PZ, 1964, vol 15, p 319
-62   2419682 1912-10-06 2419665 1912-09-19 17 PZ, 1964, vol 15, p 319
-61   2420065 1913-10-24 2420043 1913-10-02 22 SVO
-59   2420805 1915-11-03 2420798 1915-10-27 7 SVO
-58   2421185 1916-11-17 2421175 1916-11-07 10 SVO
-57   2421580 1917-12-17 2421553 1917-11-20 27 SVO
-55   2422352 1920-01-28 2422308 1919-12-15 44 PZ, 1964, vol 15, p 319
-54   2422712 1921-01-22 2422686 1920-12-27 26 PZ, 1964, vol 15, p 319
-52   2423460 1923-02-09 2423441 1923-01-21 19 SVO
-49   2424620 1926-04-14 2424574 1926-02-27 46 PZ, 1964, vol 15, p 319
-48   2424989 1927-04-18 2424951 1927-03-11 38 SVO
-47   2425359 1928-04-22 2425329 1928-03-23 30 PZ, 1964, vol 15, p 319
-46   2425740 1929-05-08 2425706 1929-04-04 34 PZ, 1964, vol 15, p 319
-44   2426470 1931-05-08 2426461 1931-04-29 9 SVO
-43   2426867 1932-06-08 2426839 1932-05-11 28 PZ, 1964, vol 15, p 319
-42   2427220 1933-05-27 2427217 1933-05-24 3 SVO
-41   2427604 1934-06-15 2427594 1934-06-05 10 SVO
-40   2427975 1935-06-21 2427972 1935-06-18 3 SVO
-39   2428340 1936-06-20 2428349 1936-06-29 -9 PZ, 1964, vol 15, p 319
-38   2428706 1937-06-21 2428727 1937-07-12 -21 PZ, 1964, vol 15, p 319
-37   2429085 1938-07-05 2429104 1938-07-24 -19 PZ, 1964, vol 15, p 319
-36   2429464 1939-07-19 2429482 1939-08-06 -18 PZ, 1964, vol 15, p 319
-35   2429828 1940-07-17 2429860 1940-08-18 -32 PZ, 1964, vol 15, p 319
-34   2430209 1941-08-02 2430237 1941-08-30 -28 SVO
-33   2430589 1942-08-17 2430615 1942-09-12 -26 SVO
-32   2430975 1943-09-07 2430992 1943-09-24 -17 SVO
-31   2431340 1944-09-06 2431370 1944-10-06 -30 SVO
-30   2431710 1945-09-11 2431748 1945-10-19 -38 SVO
-29   2432095 1946-10-01 2432125 1946-10-31 -30 SVO
-28   2432460 1947-10-01 2432503 1947-11-13 -43 SVO
-26   2433186 1949-09-26 2433258 1949-12-07 -72 PZ, 1964, vol 15, p 319
-7   2440404 1969-07-01 2440432 1969-07-29 -28 JRASC, 1970, vol 64, p 117
-6 11.6 2440772 1970-07-04 2440809 1970-08-10 -37 SVO
-5 10.5 2441142 1971-07-09 2441187 1971-08-23 -45 SVO
-4 10.7 2441527 1972-07-28 2441565 1972-09-04 -38 SVO
-3 10.1 2441912 1973-08-17 2441942 1973-09-16 -30 SVO
-2 10.4 2442285 1974-08-25 2442320 1974-09-29 -35 SVO
-1 10.6 2442666 1975-09-10 2442697 1975-10-11 -31 SVO
0 9.9 2443048 1976-09-26 2443075 1976-10-23 -27 SVO
1 11.4 2443422 1977-10-05 2443452 1977-11-04 -30 SVO
2 10.6 2443813 1978-10-31 2443830 1978-11-17 -17 SVO
3 11.2 2444193 1979-11-15 2444208 1979-11-30 -15 SVO
4 10.7 2444590 1980-12-16 2444585 1980-12-11 5 SVO
5 10.6 2444956 1981-12-17 2444963 1981-12-24 -7 SVO
6 10.7 2445330 1982-12-26 2445340 1983-01-05 -10 SVO
7 10.3 2445705 1984-01-05 2445718 1984-01-18 -13 SVO
8 11.0 2446079 1985-01-13 2446095 1985-01-29 -16 SVO
9 11.0 2446460 1986-01-29 2446473 1986-02-11 -13 SVO
10 11.1 2446836 1987-02-09 2446851 1987-02-24 -15 SVO
11 10.6 2447217 1988-02-25 2447228 1988-03-07 -11 SVO
12 11.4 2447591 1989-03-05 2447606 1989-03-20 -15 SVO
13 11.1 2447988 1990-04-06 2447983 1990-04-01 5 SVO
14 10.7 2448352 1991-04-05 2448361 1991-04-14 -9 SVO
15 10.2 2448722 1992-04-09 2448738 1992-04-25 -16 SVO
16 10.5 2449097 1993-04-19 2449116 1993-05-08 -19 SVO
17 10.8 2449471 1994-04-28 2449494 1994-05-21 -23 SVO
18 10.2 2449845 1995-05-07 2449871 1995-06-02 -26 SVO
19 10.8 2450233 1996-05-29 2450249 1996-06-14 -16 SVO
20 10.6 2450610 1997-06-10 2450626 1997-06-26 -16 SVO
21 10.9 2450994 1998-06-29 2451004 1998-07-09 -10 SVO
22 10.5 2451365 1999-07-05 2451382 1999-07-22 -17 SVO
23 10.5 2451741 2000-07-15 2451759 2000-08-02 -18 SVO
24 10.3 2452122 2001-07-31 2452137 2001-08-15 -15 SVO
25 10.1 2452497 2002-08-10 2452514 2002-08-27 -17 SVO
26 10.6 2452887 2003-09-04 2452892 2003-09-09 -5 SVO
27 10.6 2453267 2004-09-18 2453269 2004-09-20 -2 SVO
28 10.5 2453652 2005-10-08 2453647 2005-10-03 5 SVO
29 11.2 2454031 2006-10-22 2454025 2006-10-16 6 SVO
30 10.6 2454424 2007-11-19 2454402 2007-10-28 22 SVO
31 10.7 2454804 2008-12-03 2454780 2008-11-09 24 SVO
32 10.3 2455187 2009-12-21 2455157 2009-11-21 30 SVO
33 10.7 2455573 2011-01-11 2455535 2010-12-04 38 SVO
34 10.2 2455949 2012-01-22 2455912 2011-12-16 37 SVO
35 10.5 2456324 2013-01-31 2456290 2012-12-28 34 SVO
36 10.3 2456719 2014-03-02 2456668 2014-01-10 51 SVO
37 10.1 2457073 2015-02-19 2457045 2015-01-22 28 SVO
38 10.7 2457458 2016-03-10 2457423 2016-02-04 35 SVO
39 10.4 2457840 2017-03-27 2457800 2017-02-15 40 SVO
40   2458210 2018-04-01 2458178 2018-02-28 32 SVO
41 10.8 2458598 2019-04-24 2458555 2019-03-12 43 SVO
42 10.4 2458966 2020-04-26 2458933 2020-03-24 33 SVO
43 10.3 2459343 2021-05-08 2459311 2021-04-06 32 SVO
44 10.8 2459719 2022-05-19 2459688 2022-04-18 31 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.