Maxima for RY Cep
Period: 149.49, Epoch: 2444566.2

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-206   2413841 1896-10-08 2413770 1896-07-29 71 AN, 1913, vol 193, p 319
-202   2414423 1898-05-13 2414368 1898-03-19 55 AN, 1913, vol 193, p 319
-200   2414705 1899-02-19 2414667 1899-01-12 38 SVO
-197   2415143 1900-05-03 2415116 1900-04-06 27 AN, 1913, vol 193, p 319
-194   2415613 1901-08-16 2415564 1901-06-28 49 AN, 1913, vol 193, p 319
-193   2415767 1902-01-17 2415714 1901-11-25 53 SVO
-191   2416075 1902-11-21 2416013 1902-09-20 62 SVO
-189   2416349 1903-08-22 2416312 1903-07-16 37 AN, 1913, vol 193, p 319
-187   2416660 1904-06-28 2416611 1904-05-10 49 SVO
-186   2416810 1904-11-25 2416760 1904-10-06 50 SVO
-183   2417247 1906-02-05 2417209 1905-12-29 38 SVO
-181   2417544 1906-11-29 2417508 1906-10-24 36 SVO
-179   2417839 1907-09-20 2417807 1907-08-19 32 SVO
-178   2417985 1908-02-13 2417956 1908-01-15 29 SVO
-176   2418287 1908-12-11 2418255 1908-11-09 32 SVO
-175   2418424 1909-04-27 2418405 1909-04-08 19 AN, 1913, vol 193, p 319
-174   2418580 1909-09-30 2418554 1909-09-04 26 AN, 1913, vol 193, p 319
-173   2418720 1910-02-17 2418704 1910-02-01 16 AN, 1913, vol 193, p 319
-172   2418865 1910-07-12 2418853 1910-06-30 12 SVO
-171   2419022 1910-12-16 2419003 1910-11-27 19 SVO
-169   2419320 1911-10-10 2419302 1911-09-22 18 SVO
-166   2419780 1913-01-12 2419750 1912-12-13 30 SVO
-164   2420070 1913-10-29 2420049 1913-10-08 21 SVO
-161   2420517 1915-01-19 2420498 1914-12-31 19 SVO
-159   2420814 1915-11-12 2420797 1915-10-26 17 SVO
-158   2420955 1916-04-01 2420946 1916-03-23 9 SVO
-157   2421100 1916-08-24 2421096 1916-08-20 4 SVO
-156   2421253 1917-01-24 2421245 1917-01-16 8 SVO
-154   2421561 1917-11-28 2421544 1917-11-11 17 SVO
-152   2421835 1918-08-29 2421843 1918-09-06 -8 SVO
-149   2422297 1919-12-04 2422292 1919-11-29 5 SVO
-147   2422601 1920-10-03 2422591 1920-09-23 10 SVO
-146   2422735 1921-02-14 2422740 1921-02-19 -5 SVO
-145   2422900 1921-07-29 2422889 1921-07-18 11 SVO
-139   2423794 1924-01-09 2423786 1924-01-01 8 SVO
-137   2424088 1924-10-29 2424085 1924-10-26 3 SVO
-135   2424382 1925-08-19 2424384 1925-08-21 -2 SVO
-134   2424520 1926-01-04 2424534 1926-01-18 -14 SVO
-132   2424825 1926-11-05 2424833 1926-11-13 -8 SVO
-130   2425111 1927-08-18 2425132 1927-09-08 -21 SVO
-127   2425570 1928-11-19 2425580 1928-11-29 -10 SVO
-126   2425708 1929-04-06 2425730 1929-04-28 -22 AN, 1936, vol 259, p 101
-125   2425858 1929-09-03 2425879 1929-09-24 -21 SVO
-124   2425999 1930-01-22 2426029 1930-02-21 -30 SVO
-123   2426155 1930-06-27 2426178 1930-07-20 -23 SVO
-122   2426305 1930-11-24 2426328 1930-12-17 -23 SVO
-120   2426594 1931-09-09 2426627 1931-10-12 -33 SVO
-119   2426752 1932-02-14 2426776 1932-03-09 -24 SVO
-118   2426912 1932-07-23 2426926 1932-08-06 -14 SVO
-117   2427049 1932-12-07 2427075 1933-01-02 -26 AN, 1936, vol 259, p 101
-115   2427349 1933-10-03 2427374 1933-10-28 -25 AN, 1936, vol 259, p 101
-113   2427660 1934-08-10 2427673 1934-08-23 -13 SVO
-112   2427821 1935-01-18 2427823 1935-01-20 -2 SVO
-111   2427960 1935-06-06 2427972 1935-06-18 -12 SVO
-110   2428114 1935-11-07 2428122 1935-11-15 -8 SVO
-108   2428410 1936-08-29 2428421 1936-09-09 -11 SVO
-106   2428700 1937-06-15 2428720 1937-07-05 -20 SVO
-105   2428854 1937-11-16 2428869 1937-12-01 -15 SVO
-103   2429150 1938-09-08 2429168 1938-09-26 -18 SVO
-102   2429300 1939-02-05 2429318 1939-02-23 -18 SVO
-101   2429456 1939-07-11 2429467 1939-07-22 -11 SVO
-100   2429602 1939-12-04 2429617 1939-12-19 -15 SVO
-98   2429911 1940-10-08 2429916 1940-10-13 -5 SVO
-96   2430200 1941-07-24 2430215 1941-08-08 -15 SVO
-95   2430356 1941-12-27 2430364 1942-01-04 -8 SVO
-93   2430658 1942-10-25 2430663 1942-10-30 -5 SVO
-91   2430946 1943-08-09 2430962 1943-08-25 -16 SVO
-90   2431090 1943-12-31 2431112 1944-01-22 -22 SVO
-89   2431240 1944-05-29 2431261 1944-06-19 -21 SVO
-88   2431390 1944-10-26 2431411 1944-11-16 -21 SVO
-87   2431540 1945-03-25 2431560 1945-04-14 -20 SVO
-86   2431686 1945-08-18 2431710 1945-09-11 -24 SVO
-85   2431820 1945-12-30 2431859 1946-02-07 -39 SVO
-84   2431975 1946-06-03 2432009 1946-07-07 -34 SVO
-83   2432135 1946-11-10 2432158 1946-12-03 -23 SVO
-82   2432285 1947-04-09 2432308 1947-05-02 -23 PCopO, 1955, vol 167, p 1
-81   2432432 1947-09-03 2432457 1947-09-28 -25 PCopO, 1955, vol 167, p 1
-80   2432600 1948-02-18 2432607 1948-02-25 -7 PCopO, 1955, vol 167, p 1
-79   2432730 1948-06-27 2432756 1948-07-23 -26 SVO
-78   2432890 1948-12-04 2432906 1948-12-20 -16 PCopO, 1955, vol 167, p 1
-76   2433200 1949-10-10 2433205 1949-10-15 -5 PCopO, 1955, vol 167, p 1
-75   2433341 1950-02-28 2433354 1950-03-13 -13 PCopO, 1955, vol 167, p 1
-74   2433491 1950-07-28 2433504 1950-08-10 -13 SVO
-73   2433632 1950-12-16 2433653 1951-01-06 -21 PCopO, 1955, vol 167, p 1
-72   2433782 1951-05-15 2433803 1951-06-05 -21 PCopO, 1955, vol 167, p 1
-71   2433943 1951-10-23 2433952 1951-11-01 -9 PCopO, 1955, vol 167, p 1
-70   2434082 1952-03-10 2434102 1952-03-30 -20 PCopO, 1955, vol 167, p 1
-68   2434389 1953-01-11 2434401 1953-01-23 -12 PCopO, 1955, vol 167, p 1
-67   2434528 1953-05-30 2434550 1953-06-21 -22 PCopO, 1955, vol 167, p 1
-66   2434680 1953-10-29 2434700 1953-11-18 -20 PCopO, 1955, vol 167, p 1
-14   2442438 1975-01-25 2442473 1975-03-01 -35 SVO
-12   2442750 1975-12-03 2442772 1975-12-25 -22 SVO
-10   2443050 1976-09-28 2443071 1976-10-19 -21 SVO
-8   2443345 1977-07-20 2443370 1977-08-14 -25 SVO
-5   2443800 1978-10-18 2443819 1978-11-06 -19 SVO
1   2444690 1981-03-26 2444716 1981-04-21 -26 SVO
3   2444977 1982-01-07 2445015 1982-02-14 -38 SVO
4   2445135 1982-06-14 2445164 1982-07-13 -29 SVO
5 9.7 2445287 1982-11-13 2445314 1982-12-10 -27 SVO
7 9.7 2445592 1983-09-14 2445613 1983-10-05 -21 SVO
8   2445736 1984-02-05 2445762 1984-03-02 -26 SVO
9   2445883 1984-07-01 2445912 1984-07-30 -29 SVO
10   2446034 1984-11-29 2446061 1984-12-26 -27 SVO
11   2446180 1985-04-24 2446211 1985-05-25 -31 SVO
12   2446333 1985-09-24 2446360 1985-10-21 -27 SVO
13   2446484 1986-02-22 2446510 1986-03-20 -26 SVO
14   2446630 1986-07-18 2446659 1986-08-16 -29 SVO
15 9.8 2446776 1986-12-11 2446809 1987-01-13 -33 SVO
17 9.9 2447084 1987-10-15 2447108 1987-11-08 -24 SVO
19   2447394 1988-08-20 2447407 1988-09-02 -13 SVO
20   2447525 1988-12-29 2447556 1989-01-29 -31 SVO
22 10.1 2447847 1989-11-16 2447855 1989-11-24 -8 SVO
23 9.9 2447984 1990-04-02 2448005 1990-04-23 -21 SVO
24   2448130 1990-08-26 2448154 1990-09-19 -24 SVO
25   2448275 1991-01-18 2448304 1991-02-16 -29 SVO
26   2448425 1991-06-17 2448453 1991-07-15 -28 SVO
27   2448575 1991-11-14 2448603 1991-12-12 -28 SVO
28   2448730 1992-04-17 2448752 1992-05-09 -22 SVO
30   2449020 1993-02-01 2449051 1993-03-04 -31 SVO
31   2449170 1993-07-01 2449201 1993-08-01 -31 AFOEV
32   2449320 1993-11-28 2449350 1993-12-28 -30 SVO
36 10.1 2449934 1995-08-04 2449948 1995-08-18 -14 SVO
37   2450075 1995-12-23 2450098 1996-01-15 -23 AFOEV
38 9.9 2450214 1996-05-10 2450247 1996-06-12 -33 SVO
39 9.9 2450365 1996-10-08 2450397 1996-11-09 -32 SVO
40   2450519 1997-03-11 2450546 1997-04-07 -27 AFOEV
41 10.2 2450682 1997-08-21 2450696 1997-09-04 -14 SVO
42   2450830 1998-01-16 2450845 1998-01-31 -15 AFOEV
43 9.8 2450962 1998-05-28 2450995 1998-06-30 -33 SVO
44 9.8 2451112 1998-10-25 2451144 1998-11-26 -32 SVO
45   2451264 1999-03-26 2451293 1999-04-24 -29 AFOEV
46 9.9 2451429 1999-09-07 2451443 1999-09-21 -14 SVO
47 9.8 2451571 2000-01-27 2451592 2000-02-17 -21 SVO
48 9.8 2451719 2000-06-23 2451742 2000-07-16 -23 SVO
49 10.0 2451874 2000-11-25 2451891 2000-12-12 -17 SVO
50   2452040 2001-05-10 2452041 2001-05-11 -1 AFOEV
51 9.8 2452182 2001-09-29 2452190 2001-10-07 -8 SVO
52 9.7 2452321 2002-02-15 2452340 2002-03-06 -19 SVO
53 10.3 2452480 2002-07-24 2452489 2002-08-02 -9 SVO
54 10.0 2452636 2002-12-27 2452639 2002-12-30 -3 SVO
55 9.8 2452786 2003-05-26 2452788 2003-05-28 -2 SVO
56 9.8 2452941 2003-10-28 2452938 2003-10-25 3 SVO
57 9.7 2453094 2004-03-29 2453087 2004-03-22 7 SVO
58   2453251 2004-09-02 2453237 2004-08-19 14 AFOEV
59 9.9 2453396 2005-01-25 2453386 2005-01-15 10 SVO
60 9.9 2453545 2005-06-23 2453536 2005-06-14 9 SVO
61 10.0 2453700 2005-11-25 2453685 2005-11-10 15 SVO
62 9.9 2453857 2006-05-01 2453835 2006-04-09 22 SVO
63 9.9 2453998 2006-09-19 2453984 2006-09-05 14 SVO
64 9.9 2454142 2007-02-10 2454134 2007-02-02 8 SVO
65 9.9 2454292 2007-07-10 2454283 2007-07-01 9 SVO
66 9.9 2454445 2007-12-10 2454433 2007-11-28 12 SVO
67 10.2 2454599 2008-05-12 2454582 2008-04-25 17 SVO
68 9.8 2454738 2008-09-28 2454732 2008-09-22 6 SVO
69 10.1 2454899 2009-03-08 2454881 2009-02-18 18 SVO
70 9.7 2455040 2009-07-27 2455031 2009-07-18 9 SVO
71 10.0 2455189 2009-12-23 2455180 2009-12-14 9 SVO
72 10.3 2455348 2010-05-31 2455330 2010-05-13 18 SVO
73 9.9 2455496 2010-10-26 2455479 2010-10-09 17 SVO
74 10.3 2455656 2011-04-04 2455629 2011-03-08 27 SVO
75 9.6 2455796 2011-08-22 2455778 2011-08-04 18 SVO
76 9.7 2455948 2012-01-21 2455928 2012-01-01 20 SVO
77 9.7 2456103 2012-06-24 2456077 2012-05-29 26 SVO
78 9.5 2456250 2012-11-18 2456227 2012-10-26 23 SVO
79 9.9 2456403 2013-04-20 2456376 2013-03-24 27 SVO
80 9.8 2456556 2013-09-20 2456526 2013-08-21 30 SVO
81 9.9 2456709 2014-02-20 2456675 2014-01-17 34 SVO
82 9.6 2456858 2014-07-19 2456825 2014-06-16 33 SVO
83 9.8 2457009 2014-12-17 2456974 2014-11-12 35 SVO
84   2457155 2015-05-12 2457124 2015-04-11 31 SVO
85 9.4 2457308 2015-10-12 2457273 2015-09-07 35 SVO
86 10.1 2457464 2016-03-16 2457423 2016-02-04 41 SVO
87 9.8 2457616 2016-08-15 2457572 2016-07-02 44 SVO
88 9.6 2457757 2017-01-03 2457722 2016-11-29 35 SVO
89 10.0 2457912 2017-06-07 2457871 2017-04-27 41 SVO
90 9.6 2458063 2017-11-05 2458021 2017-09-24 42 SVO
91   2458200 2018-03-22 2458170 2018-02-20 30 SVO
92 9.4 2458354 2018-08-23 2458320 2018-07-20 34 SVO
93 9.5 2458505 2019-01-21 2458469 2018-12-16 36 SVO
94 9.6 2458657 2019-06-22 2458619 2019-05-15 38 SVO
95 9.6 2458807 2019-11-19 2458768 2019-10-11 39 SVO
96 9.6 2458950 2020-04-10 2458918 2020-03-09 32 SVO
97 10.4 2459115 2020-09-22 2459067 2020-08-05 48 SVO
98 9.8 2459252 2021-02-06 2459217 2021-01-02 35 SVO
99 9.5 2459401 2021-07-05 2459366 2021-05-31 35 SVO
100 9.5 2459553 2021-12-04 2459516 2021-10-28 37 SVO
101 9.5 2459697 2022-04-27 2459665 2022-03-26 32 SVO
102 10.1 2459866 2022-10-13 2459815 2022-08-23 51 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.