Maxima for CN Cyg
Period: 198.87, Epoch: 2444588.0

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-155   2413780 1896-08-08 2413764 1896-07-23 16 SVO
-154   2413988 1897-03-04 2413963 1897-02-07 25 SVO
-135   2417786 1907-07-29 2417741 1907-06-14 45 AN, 1925, vol 224, p 73
-118   2421130 1916-09-23 2421122 1916-09-15 8 AN, 1925, vol 224, p 73
-106   2423506 1923-03-27 2423508 1923-03-29 -2 AN, 1925, vol 224, p 73
-105   2423700 1923-10-07 2423707 1923-10-14 -7 AN, 1925, vol 224, p 73
-104   2423893 1924-04-17 2423906 1924-04-30 -13 AN, 1925, vol 224, p 73
-103   2424083 1924-10-24 2424105 1924-11-15 -22 AN, 1925, vol 224, p 73
-102   2424285 1925-05-14 2424304 1925-06-02 -19 SVO
-101 8.2 2424494 1925-12-09 2424503 1925-12-18 -9 SVO
-99 7.5 2424886 1927-01-05 2424900 1927-01-19 -14 SVO
-97   2425280 1928-02-03 2425298 1928-02-21 -18 SVO
-96   2425480 1928-08-21 2425497 1928-09-07 -17 AnHar, 1952, vol 118
-95 7.8 2425676 1929-03-05 2425696 1929-03-25 -20 SVO
-92   2426290 1930-11-09 2426292 1930-11-11 -2 AnHar, 1952, vol 118
-91   2426480 1931-05-18 2426491 1931-05-29 -11 AnHar, 1952, vol 118
-90   2426680 1931-12-04 2426690 1931-12-14 -10 AnHar, 1952, vol 118
-89   2426870 1932-06-11 2426889 1932-06-30 -19 AnHar, 1952, vol 118
-87   2427280 1933-07-26 2427287 1933-08-02 -7 AnHar, 1952, vol 118
-85   2427690 1934-09-09 2427684 1934-09-03 6 AnHar, 1952, vol 118
-76   2429490 1939-08-14 2429474 1939-07-29 16 AnHar, 1952, vol 118
-68   2431068 1943-12-09 2431065 1943-12-06 3 PCopO, 1952, vol 157, p 1
-64   2431857 1946-02-05 2431861 1946-02-09 -4 PCopO, 1952, vol 157, p 1
-63   2432053 1946-08-20 2432059 1946-08-26 -6 PCopO, 1952, vol 157, p 1
-62   2432265 1947-03-20 2432258 1947-03-13 7 PCopO, 1952, vol 157, p 1
-61   2432463 1947-10-04 2432457 1947-09-28 6 PCopO, 1952, vol 157, p 1
-60   2432656 1948-04-14 2432656 1948-04-14 0 PCopO, 1955, vol 167, p 1
-59   2432856 1948-10-31 2432855 1948-10-30 1 PCopO, 1955, vol 167, p 1
-57   2433252 1949-12-01 2433253 1949-12-02 -1 PCopO, 1955, vol 167, p 1
-56   2433464 1950-07-01 2433452 1950-06-19 12 PCopO, 1955, vol 167, p 1
-55   2433658 1951-01-11 2433650 1951-01-03 8 PCopO, 1955, vol 167, p 1
-54   2433848 1951-07-20 2433849 1951-07-21 -1 PCopO, 1955, vol 167, p 1
-53   2434062 1952-02-19 2434048 1952-02-05 14 PCopO, 1955, vol 167, p 1
-52   2434256 1952-08-31 2434247 1952-08-22 9 MitVS, 1953, vol 1, p 163, PCopO, 1955, vol 167, p 1
-51   2434462 1953-03-25 2434446 1953-03-09 16 PCopO, 1955, vol 167, p 1
-50   2434656 1953-10-05 2434645 1953-09-24 11 PCopO, 1955, vol 167, p 1
-49   2434850 1954-04-17 2434844 1954-04-11 6 PCopO, 1955, vol 167, p 1
-43   2436052 1957-08-01 2436037 1957-07-17 15 MitVS, 1961, vol 1, p 610
-41   2436458 1958-09-11 2436435 1958-08-19 23 MitVS, 1961, vol 1, p 610
-40   2436680 1959-04-21 2436633 1959-03-05 47 MitVS, 1961, vol 1, p 610
-39   2436840 1959-09-28 2436832 1959-09-20 8 MitVS, 1961, vol 1, p 610
-21   2440420 1969-07-17 2440412 1969-07-09 8 SVO
-19   2440815 1970-08-16 2440810 1970-08-11 5 SVO
-17 9.5 2441211 1971-09-16 2441207 1971-09-12 4 SVO
-15 8.8 2441605 1972-10-14 2441605 1972-10-14 0 SVO
-13 8.8 2441997 1973-11-10 2442003 1973-11-16 -6 SVO
-11 9.3 2442402 1974-12-20 2442400 1974-12-18 2 SVO
-10 8.8 2442602 1975-07-08 2442599 1975-07-05 3 SVO
-9 9.9 2442811 1976-02-02 2442798 1976-01-20 13 SVO
-8 9.6 2443008 1976-08-17 2442997 1976-08-06 11 SVO
-7 9.0 2443200 1977-02-25 2443196 1977-02-21 4 SVO
-6 9.0 2443395 1977-09-08 2443395 1977-09-08 0 SVO
-5 8.7 2443590 1978-03-22 2443594 1978-03-26 -4 SVO
-4 9.2 2443785 1978-10-03 2443793 1978-10-11 -8 SVO
-3 8.6 2443983 1979-04-19 2443991 1979-04-27 -8 SVO
-2 9.8 2444181 1979-11-03 2444190 1979-11-12 -9 SVO
-1 9.7 2444387 1980-05-27 2444389 1980-05-29 -2 SVO
0 9.3 2444579 1980-12-05 2444588 1980-12-14 -9 SVO
1 8.9 2444773 1981-06-17 2444787 1981-07-01 -14 SVO
2 9.1 2444976 1982-01-06 2444986 1982-01-16 -10 SVO
3 9.3 2445176 1982-07-25 2445185 1982-08-03 -9 SVO
4 9.4 2445376 1983-02-10 2445383 1983-02-17 -7 SVO
5 8.5 2445566 1983-08-19 2445582 1983-09-04 -16 SVO
6 9.7 2445767 1984-03-07 2445781 1984-03-21 -14 SVO
7 9.3 2445966 1984-09-22 2445980 1984-10-06 -14 SVO
8 8.9 2446160 1985-04-04 2446179 1985-04-23 -19 SVO
9 9.1 2446360 1985-10-21 2446378 1985-11-08 -18 SVO
10 9.2 2446562 1986-05-11 2446577 1986-05-26 -15 SVO
11 9.9 2446765 1986-11-30 2446776 1986-12-11 -11 SVO
12 9.0 2446957 1987-06-10 2446974 1987-06-27 -17 SVO
13 9.2 2447162 1988-01-01 2447173 1988-01-12 -11 SVO
14 9.0 2447365 1988-07-22 2447372 1988-07-29 -7 SVO
15 9.2 2447560 1989-02-02 2447571 1989-02-13 -11 SVO
16 8.7 2447758 1989-08-19 2447770 1989-08-31 -12 SVO
17 9.0 2447960 1990-03-09 2447969 1990-03-18 -9 SVO
18 9.6 2448162 1990-09-27 2448168 1990-10-03 -6 SVO
19 8.9 2448361 1991-04-14 2448366 1991-04-19 -5 SVO
20 9.3 2448564 1991-11-03 2448565 1991-11-04 -1 SVO
21 9.0 2448765 1992-05-22 2448764 1992-05-21 1 SVO
22 9.1 2448956 1992-11-29 2448963 1992-12-06 -7 SVO
23 8.9 2449153 1993-06-14 2449162 1993-06-23 -9 SVO
24 9.1 2449356 1994-01-03 2449361 1994-01-08 -5 SVO
25 9.9 2449567 1994-08-02 2449560 1994-07-26 7 SVO
26 9.3 2449767 1995-02-18 2449759 1995-02-10 8 SVO
27 9.0 2449958 1995-08-28 2449957 1995-08-27 1 SVO
28 8.9 2450154 1996-03-11 2450156 1996-03-13 -2 SVO
29 8.7 2450351 1996-09-24 2450355 1996-09-28 -4 SVO
30 9.0 2450546 1997-04-07 2450554 1997-04-15 -8 SVO
31 9.9 2450755 1997-11-02 2450753 1997-10-31 2 SVO
32 9.2 2450958 1998-05-24 2450952 1998-05-18 6 SVO
33 9.3 2451154 1998-12-06 2451151 1998-12-03 3 SVO
34 9.0 2451347 1999-06-17 2451349 1999-06-19 -2 SVO
35 8.6 2451543 1999-12-30 2451548 2000-01-04 -5 SVO
36 9.7 2451745 2000-07-19 2451747 2000-07-21 -2 SVO
37 9.3 2451945 2001-02-04 2451946 2001-02-05 -1 SVO
38 9.2 2452142 2001-08-20 2452145 2001-08-23 -3 SVO
39 9.4 2452348 2002-03-14 2452344 2002-03-10 4 SVO
40 8.7 2452542 2002-09-24 2452543 2002-09-25 -1 SVO
41 9.4 2452742 2003-04-12 2452742 2003-04-12 0 SVO
42 8.9 2452944 2003-10-31 2452940 2003-10-27 4 SVO
43 8.9 2453141 2004-05-15 2453139 2004-05-13 2 SVO
44   2453337 2004-11-27 2453338 2004-11-28 -1 AFOEV
45 8.8 2453538 2005-06-16 2453537 2005-06-15 1 SVO
46 10.2 2453744 2006-01-08 2453736 2005-12-31 8 SVO
47 9.1 2453945 2006-07-28 2453935 2006-07-18 10 SVO
48 9.7 2454142 2007-02-10 2454134 2007-02-02 8 SVO
49 9.1 2454342 2007-08-29 2454332 2007-08-19 10 SVO
50 9.3 2454537 2008-03-11 2454531 2008-03-05 6 SVO
51 8.9 2454736 2008-09-26 2454730 2008-09-20 6 SVO
52 8.9 2454935 2009-04-13 2454929 2009-04-07 6 SVO
53 8.7 2455130 2009-10-25 2455128 2009-10-23 2 SVO
54 9.1 2455338 2010-05-21 2455327 2010-05-10 11 SVO
55 8.5 2455526 2010-11-25 2455526 2010-11-25 0 SVO
56 9.0 2455723 2011-06-10 2455724 2011-06-11 -1 SVO
57 9.4 2455927 2011-12-31 2455923 2011-12-27 4 SVO
58 8.7 2456126 2012-07-17 2456122 2012-07-13 4 SVO
59 9.2 2456332 2013-02-08 2456321 2013-01-28 11 SVO
60 9.0 2456527 2013-08-22 2456520 2013-08-15 7 SVO
61 8.8 2456727 2014-03-10 2456719 2014-03-02 8 SVO
62 8.6 2456918 2014-09-17 2456918 2014-09-17 0 SVO
63 9.7 2457124 2015-04-11 2457117 2015-04-04 7 SVO
64 9.3 2457329 2015-11-02 2457315 2015-10-19 14 SVO
65 9.1 2457524 2016-05-15 2457514 2016-05-05 10 SVO
66 8.7 2457717 2016-11-24 2457713 2016-11-20 4 SVO
67 9.6 2457919 2017-06-14 2457912 2017-06-07 7 SVO
68 9.5 2458117 2017-12-29 2458111 2017-12-23 6 SVO
69 8.7 2458308 2018-07-08 2458310 2018-07-10 -2 SVO
70 9.1 2458509 2019-01-25 2458509 2019-01-25 0 SVO
71 9.6 2458713 2019-08-17 2458707 2019-08-11 6 SVO
72 8.8 2458907 2020-02-27 2458906 2020-02-26 1 SVO
73 8.8 2459101 2020-09-08 2459105 2020-09-12 -4 SVO
74 9.5 2459304 2021-03-30 2459304 2021-03-30 0 SVO
75 8.8 2459501 2021-10-13 2459503 2021-10-15 -2 SVO
76 9.0 2459696 2022-04-26 2459702 2022-05-02 -6 SVO
77 8.8 2459894 2022-11-10 2459901 2022-11-17 -7 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.