Maxima for AU Cyg
Period: 436, Epoch: 2455355
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-98   2412744 1893-10-07 2412627 1893-06-12 117 GuL, 1920, 1.2
-89   2416703 1904-08-10 2416551 1904-03-11 152 AnHar, 1952, vol 118, GuL, 1920, 1.2
-88   2417138 1905-10-19 2416987 1905-05-21 151 AnHar, 1952, vol 118, GuL, 1920, 1.2
-84   2418890 1910-08-06 2418731 1910-02-28 159 AnHar, 1952, vol 118
-80   2420640 1915-05-22 2420475 1914-12-08 165 AnHar, 1952, vol 118
-79   2421100 1916-08-24 2420911 1916-02-17 189 AnHar, 1952, vol 118
-75   2422810 1921-04-30 2422655 1920-11-26 155 AnHar, 1952, vol 118
-73   2423690 1923-09-27 2423527 1923-04-17 163 AnHar, 1952, vol 118
-69   2425440 1928-07-12 2425271 1928-01-25 169 AnHar, 1952, vol 118
-68   2425859 1929-09-04 2425707 1929-04-05 152 AnHar, 1952, vol 118, GuL, 1936, 2.2
-67   2426300 1930-11-19 2426143 1930-06-15 157 AnHar, 1952, vol 118
-66   2426727 1932-01-20 2426579 1931-08-25 148 GuL, 1936, 2.2
-65   2427147 1933-03-15 2427015 1932-11-03 132 GuL, 1936, 2.2
-64   2427580 1934-05-22 2427451 1934-01-13 129 AnHar, 1952, vol 118
-63   2428003 1935-07-19 2427887 1935-03-25 116 AnHar, 1952, vol 118, GuL, 1936, 2.2
-62   2428440 1936-09-28 2428323 1936-06-03 117 AnHar, 1952, vol 118
-61   2428850 1937-11-12 2428759 1937-08-13 91 AnHar, 1952, vol 118
-57   2430596 1942-08-24 2430503 1942-05-23 93 GuL, 1957, 2.4
-53   2432352 1947-06-15 2432247 1947-03-02 105 GuL, 1957, 2.4
-52   2432770 1948-08-06 2432683 1948-05-11 87 GuL, 1957, 2.4
-51   2433214 1949-10-24 2433119 1949-07-21 95 GuL, 1957, 2.4
-41   2437560 1961-09-17 2437479 1961-06-28 81 MitVS, 1967, vol 4, p 150
-40   2438020 1962-12-21 2437915 1962-09-07 105 MitVS, 1967, vol 4, p 150
-39   2438422 1964-01-27 2438351 1963-11-17 71 MitVS, 1967, vol 4, p 150
-38   2438882 1965-05-01 2438787 1965-01-26 95 MitVS, 1967, vol 4, p 150
-37   2439293 1966-06-16 2439223 1966-04-07 70 MitVS, 1967, vol 4, p 150
-35   2440176 1968-11-15 2440095 1968-08-26 81 JRASC, 1970, vol 64, p 117
-30 9.8 2442342 1974-10-21 2442275 1974-08-15 67 SVO
-29 11.7 2442768 1975-12-21 2442711 1975-10-25 57 SVO
-21 11.1 2446231 1985-06-14 2446199 1985-05-13 32 SVO
-20 9.9 2446652 1986-08-09 2446635 1986-07-23 17 SVO
-19 11.2 2447077 1987-10-08 2447071 1987-10-02 6 SVO
-18 10.6 2447515 1988-12-19 2447507 1988-12-11 8 SVO
-17   2447961 1990-03-10 2447943 1990-02-20 18 AFOEV
-16 10.6 2448390 1991-05-13 2448379 1991-05-02 11 SVO
-15 9.1 2448808 1992-07-04 2448815 1992-07-11 -7 SVO
-14 11.1 2449242 1993-09-11 2449251 1993-09-20 -9 SVO
-13 10.7 2449671 1994-11-14 2449687 1994-11-30 -16 SVO
-12 10.5 2450105 1996-01-22 2450123 1996-02-09 -18 SVO
-11   2450530 1997-03-22 2450559 1997-04-20 -29 AFOEV
-10 11.1 2450981 1998-06-16 2450995 1998-06-30 -14 SVO
-9 10.5 2451419 1999-08-28 2451431 1999-09-09 -12 SVO
-8 9.5 2451838 2000-10-20 2451867 2000-11-18 -29 SVO
-7 10.2 2452274 2001-12-30 2452303 2002-01-28 -29 SVO
-6 10.5 2452703 2003-03-04 2452739 2003-04-09 -36 SVO
-5 9.9 2453163 2004-06-06 2453175 2004-06-18 -12 SVO
-4 10.1 2453607 2005-08-24 2453611 2005-08-28 -4 SVO
-3 9.8 2454042 2006-11-02 2454047 2006-11-07 -5 SVO
-2 10.1 2454483 2008-01-17 2454483 2008-01-17 0 SVO
-1 9.6 2454916 2009-03-25 2454919 2009-03-28 -3 SVO
0 10.2 2455362 2010-06-14 2455355 2010-06-07 7 SVO
1 8.9 2455785 2011-08-11 2455791 2011-08-17 -6 SVO
2 10.7 2456226 2012-10-25 2456227 2012-10-26 -1 SVO
3 10.3 2456678 2014-01-20 2456663 2014-01-05 15 SVO
4 10.3 2457130 2015-04-17 2457099 2015-03-17 31 SVO
5 10.2 2457559 2016-06-19 2457535 2016-05-26 24 SVO
6 10.1 2457981 2017-08-15 2457971 2017-08-05 10 SVO
7 9.9 2458421 2018-10-29 2458407 2018-10-15 14 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.