Maxima for RT CVn
Period: 253.6, Epoch: 2434400
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-76   2415115 1900-04-05 2415126 1900-04-16 -11 SVO
-75   2415370 1900-12-16 2415380 1900-12-26 -10 SVO
-73   2415880 1902-05-10 2415887 1902-05-17 -7 SVO
-69   2416895 1905-02-18 2416902 1905-02-25 -7 SVO
-66   2417645 1907-03-10 2417662 1907-03-27 -17 SVO
-63   2418416 1909-04-19 2418423 1909-04-26 -7 SVO
-60   2419167 1911-05-10 2419184 1911-05-27 -17 GuL, 1918, 1.1
-59   2419420 1912-01-18 2419438 1912-02-05 -18 SVO
-57   2419920 1913-06-01 2419945 1913-06-26 -25 SVO
-53   2420925 1916-03-02 2420959 1916-04-05 -34 SVO
-50   2421690 1918-04-06 2421720 1918-05-06 -30 SVO
-49   2421950 1918-12-22 2421974 1919-01-15 -24 SVO
-46   2422730 1921-02-09 2422734 1921-02-13 -4 SVO
-43   2423500 1923-03-21 2423495 1923-03-16 5 SVO
-40   2424270 1925-04-29 2424256 1925-04-15 14 SVO
-38   2424760 1926-09-01 2424763 1926-09-04 -3 GuL, 1934, 2.1
-37   2425045 1927-06-13 2425017 1927-05-16 28 GuL, 1934, 2.1
-36   2425286 1928-02-09 2425270 1928-01-24 16 GuL, 1934, 2.1
-34   2425790 1929-06-27 2425778 1929-06-15 12 GuL, 1934, 2.1
-33   2426030 1930-02-22 2426031 1930-02-23 -1 SVO
-30   2426802 1932-04-04 2426792 1932-03-25 10 SVO
-29   2427067 1932-12-25 2427046 1932-12-04 21 GuL, 1934, 2.1
-27   2427560 1934-05-02 2427553 1934-04-25 7 SVO
-26   2427827 1935-01-24 2427806 1935-01-03 21 SVO
-24   2428325 1936-06-05 2428314 1936-05-25 11 SVO
-23   2428590 1937-02-25 2428567 1937-02-02 23 SVO
-21   2429095 1938-07-15 2429074 1938-06-24 21 SVO
-20   2429343 1939-03-20 2429328 1939-03-05 15 SVO
-19   2429598 1939-11-30 2429582 1939-11-14 16 AN, 1942, vol 272, p 228
-17   2430104 1941-04-19 2430089 1941-04-04 15 SVO
-16   2430355 1941-12-26 2430342 1941-12-13 13 SVO
-14   2430860 1943-05-15 2430850 1943-05-05 10 SVO
-13   2431105 1944-01-15 2431103 1944-01-13 2 SVO
-11   2431615 1945-06-08 2431610 1945-06-03 5 SVO
-10   2431870 1946-02-18 2431864 1946-02-12 6 SVO
-8   2432370 1947-07-03 2432371 1947-07-04 -1 SVO
-7   2432622 1948-03-11 2432625 1948-03-14 -3 SVO
-4   2433375 1950-04-03 2433386 1950-04-14 -11 SVO
-3   2433630 1950-12-14 2433639 1950-12-23 -9 SVO
2   2434892 1954-05-29 2434907 1954-06-13 -15 SVO
22   2439968 1968-04-21 2439979 1968-05-02 -11 SVO
25 10.1 2440725 1970-05-18 2440740 1970-06-02 -15 SVO
32 10.2 2442508 1975-04-05 2442515 1975-04-12 -7 SVO
35 10.3 2443278 1977-05-14 2443276 1977-05-12 2 SVO
36   2443530 1978-01-21 2443530 1978-01-21 0 SVO
38 10.4 2444040 1979-06-15 2444037 1979-06-12 3 SVO
39   2444290 1980-02-20 2444290 1980-02-20 0 SVO
40   2444560 1980-11-16 2444544 1980-10-31 16 SVO
41 10.7 2444804 1981-07-18 2444798 1981-07-12 6 SVO
42 10.2 2445057 1982-03-28 2445051 1982-03-22 6 SVO
43   2445320 1982-12-16 2445305 1982-12-01 15 SVO
44   2445580 1983-09-02 2445558 1983-08-11 22 SVO
45 10.9 2445823 1984-05-02 2445812 1984-04-21 11 SVO
46   2446079 1985-01-13 2446066 1984-12-31 13 SVO
47 10.4 2446335 1985-09-26 2446319 1985-09-10 16 SVO
48 10.5 2446591 1986-06-09 2446573 1986-05-22 18 SVO
49 10.5 2446845 1987-02-18 2446826 1987-01-30 19 SVO
50 10.0 2447090 1987-10-21 2447080 1987-10-11 10 SVO
51 10.6 2447357 1988-07-14 2447334 1988-06-21 23 SVO
52 11.0 2447611 1989-03-25 2447587 1989-03-01 24 SVO
53 10.1 2447861 1989-11-30 2447841 1989-11-10 20 SVO
54 10.2 2448115 1990-08-11 2448094 1990-07-21 21 SVO
55 10.6 2448371 1991-04-24 2448348 1991-04-01 23 SVO
56   2448630 1992-01-08 2448602 1991-12-11 28 SVO
57 10.4 2448885 1992-09-19 2448855 1992-08-20 30 SVO
58 10.9 2449134 1993-05-26 2449109 1993-05-01 25 SVO
59 10.2 2449383 1994-01-30 2449362 1994-01-09 21 SVO
60   2449635 1994-10-09 2449616 1994-09-20 19 SVO
61 10.0 2449889 1995-06-20 2449870 1995-06-01 19 SVO
62 10.5 2450154 1996-03-11 2450123 1996-02-09 31 SVO
63   2450405 1996-11-17 2450377 1996-10-20 28 SVO
64 10.2 2450660 1997-07-30 2450630 1997-06-30 30 SVO
65 10.1 2450912 1998-04-08 2450884 1998-03-11 28 SVO
66   2451170 1998-12-22 2451138 1998-11-20 32 SVO
67 10.3 2451421 1999-08-30 2451391 1999-07-31 30 SVO
68 10.5 2451672 2000-05-07 2451645 2000-04-10 27 SVO
69 11.0 2451928 2001-01-18 2451898 2000-12-19 30 SVO
70 10.3 2452177 2001-09-24 2452152 2001-08-30 25 SVO
71 10.5 2452435 2002-06-09 2452406 2002-05-11 29 SVO
72 10.0 2452689 2003-02-18 2452659 2003-01-19 30 SVO
73   2452945 2003-11-01 2452913 2003-09-30 32 SVO
74 10.6 2453199 2004-07-12 2453166 2004-06-09 33 SVO
75 9.8 2453450 2005-03-20 2453420 2005-02-18 30 SVO
76   2453710 2005-12-05 2453674 2005-10-30 36 SVO
77 10.9 2453959 2006-08-11 2453927 2006-07-10 32 SVO
78 10.0 2454204 2007-04-13 2454181 2007-03-21 23 SVO
79   2454460 2007-12-25 2454434 2007-11-29 26 SVO
80   2454710 2008-08-31 2454688 2008-08-09 22 SVO
81 10.8 2454974 2009-05-22 2454942 2009-04-20 32 SVO
82 11.2 2455228 2010-01-31 2455195 2009-12-29 33 SVO
83 10.2 2455487 2010-10-17 2455449 2010-09-09 38 SVO
84 10.1 2455727 2011-06-14 2455702 2011-05-20 25 SVO
85 10.2 2455982 2012-02-24 2455956 2012-01-29 26 SVO
86 10.8 2456233 2012-11-01 2456210 2012-10-09 23 SVO
87 10.9 2456484 2013-07-10 2456463 2013-06-19 21 SVO
88 10.3 2456744 2014-03-27 2456717 2014-02-28 27 SVO
89 10.4 2456991 2014-11-29 2456970 2014-11-08 21 SVO
90 10.5 2457241 2015-08-06 2457224 2015-07-20 17 SVO
91 10.5 2457494 2016-04-15 2457478 2016-03-30 16 SVO
92 10.2 2457740 2016-12-17 2457731 2016-12-08 9 SVO
93 10.5 2457990 2017-08-24 2457985 2017-08-19 5 SVO
94 10.9 2458258 2018-05-19 2458238 2018-04-29 20 SVO
95 10.4 2458507 2019-01-23 2458492 2019-01-08 15 SVO
96 11.3 2458760 2019-10-03 2458746 2019-09-19 14 SVO
97 11.0 2459022 2020-06-21 2458999 2020-05-29 23 SVO
98 10.2 2459274 2021-02-28 2459253 2021-02-07 21 SVO
99   2459530 2021-11-11 2459506 2021-10-18 24 SVO
100 10.2 2459778 2022-07-17 2459760 2022-06-29 18 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.