Maxima for AB Lyr
Mean period: 216.71, GCVS period: 216.5

E O (JD) O (dat) Period
-111 2415150 1900-05-10 217.32
-107 2416016 1902-09-23 217.22
-106 2416239 1903-05-04 217.17
-72 2423600 1923-06-29 216.95
-65 2425140 1927-09-16 217.02
-63 2425568 1928-11-17 217
-62 2425790 1929-06-27 216.96
-58 2426640 1931-10-25 216.94
-57 2426879 1932-06-20 216.35
-54 2427510 1934-03-13 216.77
-53 2427733 1934-10-22 217.48
-52 2427949 1935-05-26 216.95
-50 2428384 1936-08-03 216.95
-49 2428610 1937-03-17 218
-48 2428822 1937-10-15 217.4
-47 2429036 1938-05-17 216.35
-45 2429475 1939-07-30 216
-43 2429910 1940-10-07 216.27
-42 2430120 1941-05-05 216.43
-40 2430540 1942-06-29 216.04
-38 2430990 1943-09-22 215.96
-37 2431200 1944-04-19 216.35
-35 2431636 1945-06-29 216.71
-33 2432060 1946-08-27 216.96
-32 2432292 1947-04-16 216.89
-30 2432714 1948-06-11 216.68
-28 2433147 1949-08-18 217.11
-25 2433807 1951-06-09 217.14
-15 2435974 1957-05-15 216.7
-13 2436396 1958-07-11 217.02
-11 2436853 1959-10-11 216.59
-10 2437053 1960-04-28 216.03
-6 2437921 1962-09-13 216.44
-4 2438357 1963-11-23 215.56
-3 2438560 1964-06-13 215.69
-1 2438998 1965-08-25 216.49
0 2439216 1966-03-31 216.78
1 2439422 1966-10-23 216.98
14 2442249 1974-07-20 216.74
17 2442900 1976-05-01 216.54
19 2443350 1977-07-25 216.67
21 2443765 1978-09-13 216.54
22 2443980 1979-04-16 215.95
23 2444195 1979-11-17 214.53
24 2444410 1980-06-19 214.18
26 2444840 1981-08-23 215.76
27 2445060 1982-03-31 216
28 2445266 1982-10-23 215.83
29 2445490 1983-06-04 216.47
31 2445923 1984-08-10 217.06
32 2446140 1985-03-15 217.05
33 2446350 1985-10-11 216.95
34 2446580 1986-05-29 216.7
36 2447010 1987-08-02 217.05
38 2447440 1988-10-05 217.64
39 2447655 1989-05-08 217.41
41 2448092 1990-07-19 216.81
43 2448529 1991-09-29 217.15
44 2448749 1992-05-06 217.3
45 2448964 1992-12-07 217.53
46 2449179 1993-07-10 217.65
48 2449614 1994-09-18 217.47
49 2449827 1995-04-19 217.39
50 2450053 1995-12-01 217.22
51 2450268 1996-07-03 217.53
53 2450707 1997-09-15 217.65
54 2450919 1998-04-15 217.67
55 2451134 1998-11-16 217.22
56 2451357 1999-06-27 216.18
58 2451784 2000-08-27 216.37
59 2452014 2001-04-14 216.63
60 2452217 2001-11-03 216.88
61 2452433 2002-06-07 217.2
62 2452655 2003-01-15 215.64
63 2452864 2003-08-12 215.6
64 2453097 2004-04-01 216.94
65 2453302 2004-10-23 217.06
66 2453515 2005-05-24 217.72
68 2453950 2006-08-02 217.06
70 2454388 2007-10-14 216.83
71 2454607 2008-05-20 218.78
72 2454831 2008-12-30 219.76
73 2455037 2009-07-24 219.6
74 2455265 2010-03-09 218.21
75 2455490 2010-10-20 217.07
76 2455711 2011-05-29 217.57
77 2455921 2011-12-25 217.86
78 2456129 2012-07-20 216.5
79 2456348 2013-02-24 215.07
80 2456566 2013-09-30 214.29
81 2456786 2014-05-08 215.14
82 2457000 2014-12-08 215.64
83 2457212 2015-07-08 214.29
84 2457420 2016-02-01 213.36
85 2457642 2016-09-10 213.86
86 2457854 2017-04-10 214.57
87 2458060 2017-11-02 215.36
88 2458279 2018-06-09 215.64
89 2458501 2019-01-17 215.21
90 2458715 2019-08-19 215.71
91 2458932 2020-03-23 216.43
92 2459149 2020-10-26 216.11
93 2459360 2021-05-25 215.43
94 2459574 2021-12-25 215.33
95 2459795 2022-08-03 215


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.