Maxima for T Dra
Period: 421.91, Epoch: 2443967.8
AAVSO offset: -12

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-73   2413141 1894-11-08 2413168 1894-12-05 -27 AnHar, 1909, vol 55, p 95
-72   2413598 1896-02-08 2413590 1896-01-31 8 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-71   2414014 1897-03-30 2414012 1897-03-28 2 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-70   2414460 1898-06-19 2414434 1898-05-24 26 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-69   2414891 1899-08-24 2414856 1899-07-20 35 AnHar, 1909, vol 55, p 95, GuL, 1920, 1.2
-68   2415337 1900-11-13 2415278 1900-09-15 59 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-67   2415749 1901-12-30 2415700 1901-11-11 49 AnHar, 1909, vol 55, p 95, GuL, 1920, 1.2
-66   2416164 1903-02-18 2416122 1903-01-07 42 AnHar, 1909, vol 55, p 95, GuL, 1920, 1.2
-65   2416594 1904-04-23 2416544 1904-03-04 50 AAVSO
-64   2417009 1905-06-12 2416965 1905-04-29 44 AAVSO
-63 10.3 2417396 1906-07-04 2417387 1906-06-25 9 AAVSO
-62 10.1 2417812 1907-08-24 2417809 1907-08-21 3 AAVSO
-61 10.0 2418236 1908-10-21 2418231 1908-10-16 5 AAVSO
-60 9.0 2418661 1909-12-20 2418653 1909-12-12 8 AAVSO
-58 10.0 2419531 1912-05-08 2419497 1912-04-04 34 AAVSO
-57   2419945 1913-06-26 2419919 1913-05-31 26 AAVSO
-56 9.4 2420342 1914-07-28 2420341 1914-07-27 1 SVO
-55 9.5 2420767 1915-09-26 2420763 1915-09-22 4 AAVSO
-54 9.5 2421170 1916-11-02 2421185 1916-11-17 -15 SVO
-53 8.9 2421572 1917-12-09 2421606 1918-01-12 -34 SVO
-52 9.6 2421990 1919-01-31 2422028 1919-03-10 -38 SVO
-51 9.6 2422453 1920-05-08 2422450 1920-05-05 3 SVO
-50 9.9 2422847 1921-06-06 2422872 1921-07-01 -25 SVO
-49 9.8 2423261 1922-07-25 2423294 1922-08-27 -33 SVO
-48 10.2 2423722 1923-10-29 2423716 1923-10-23 6 SVO
-47 10.4 2424112 1924-11-22 2424138 1924-12-18 -26 SVO
-46 10.8 2424548 1926-02-01 2424560 1926-02-13 -12 SVO
-45 10.4 2424964 1927-03-24 2424982 1927-04-11 -18 SVO
-44 11.0 2425396 1928-05-29 2425404 1928-06-06 -8 SVO
-43 11.0 2425819 1929-07-26 2425826 1929-08-02 -7 SVO
-42 10.7 2426251 1930-10-01 2426248 1930-09-28 3 SVO
-41 10.3 2426687 1931-12-11 2426669 1931-11-23 18 SVO
-40 9.7 2427096 1933-01-23 2427091 1933-01-18 5 SVO
-39 9.5 2427527 1934-03-30 2427513 1934-03-16 14 SVO
-38 9.1 2427961 1935-06-07 2427935 1935-05-12 26 SVO
-37 9.1 2428372 1936-07-22 2428357 1936-07-07 15 SVO
-36 8.6 2428794 1937-09-17 2428779 1937-09-02 15 SVO
-35 9.1 2429224 1938-11-21 2429201 1938-10-29 23 SVO
-34 9.0 2429647 1940-01-18 2429623 1939-12-25 24 SVO
-33 9.3 2430076 1941-03-22 2430045 1941-02-19 31 SVO
-32 9.2 2430481 1942-05-01 2430467 1942-04-17 14 SVO
-31 9.4 2430911 1943-07-05 2430889 1943-06-13 22 SVO
-30 9.6 2431323 1944-08-20 2431310 1944-08-07 13 SVO
-29 9.4 2431743 1945-10-14 2431732 1945-10-03 11 SVO
-28 9.3 2432192 1947-01-06 2432154 1946-11-29 38 SVO
-27   2432579 1948-01-28 2432576 1948-01-25 3 AAVSO
-26 9.9 2433012 1949-04-05 2432998 1949-03-22 14 SVO
-25 10.0 2433422 1950-05-20 2433420 1950-05-18 2 SVO
-24 10.4 2433850 1951-07-22 2433842 1951-07-14 8 AAVSO
-23 11.0 2434248 1952-08-23 2434264 1952-09-08 -16 AAVSO
-22 10.5 2434644 1953-09-23 2434686 1953-11-04 -42 SVO
-21 10.6 2435116 1955-01-08 2435108 1954-12-31 8 SVO
-20 9.8 2435467 1955-12-25 2435530 1956-02-26 -63 SVO
-19 9.5 2435935 1957-04-06 2435952 1957-04-23 -17 AAVSO
-18 9.0 2436349 1958-05-25 2436373 1958-06-18 -24 AAVSO
-17 9.5 2436748 1959-06-28 2436795 1959-08-14 -47 SVO
-16 10.5 2437175 1960-08-28 2437217 1960-10-09 -42 SVO
-15 9.8 2437602 1961-10-29 2437639 1961-12-05 -37 SVO
-14 9.5 2438026 1962-12-27 2438061 1963-01-31 -35 SVO
-13 9.8 2438445 1964-02-19 2438483 1964-03-28 -38 SVO
-12 9.6 2438871 1965-04-20 2438905 1965-05-24 -34 SVO
-11 9.7 2439276 1966-05-30 2439327 1966-07-20 -51 SVO
-10 10.0 2439695 1967-07-23 2439749 1967-09-15 -54 SVO
-9 10.2 2440108 1968-09-08 2440171 1968-11-10 -63 SVO
-8 10.4 2440554 1969-11-28 2440593 1970-01-06 -39 SVO
-7 10.5 2440982 1971-01-30 2441014 1971-03-03 -32 SVO
-6 10.8 2441409 1972-04-01 2441436 1972-04-28 -27 AAVSO
-5 10.1 2441806 1973-05-03 2441858 1973-06-24 -52 SVO
-4 10.8 2442218 1974-06-19 2442280 1974-08-20 -62 SVO
-3 10.1 2442654 1975-08-29 2442702 1975-10-16 -48 SVO
-2 9.9 2443071 1976-10-19 2443124 1976-12-11 -53 SVO
-1 10.4 2443503 1977-12-25 2443546 1978-02-06 -43 SVO
0 9.9 2443924 1979-02-19 2443968 1979-04-04 -44 SVO
1 9.8 2444365 1980-05-05 2444390 1980-05-30 -25 SVO
2 9.3 2444784 1981-06-28 2444812 1981-07-26 -28 SVO
3 10.0 2445218 1982-09-05 2445234 1982-09-21 -16 SVO
4 10.0 2445637 1983-10-29 2445655 1983-11-16 -18 SVO
5 10.2 2446069 1985-01-03 2446077 1985-01-11 -8 SVO
6 9.6 2446494 1986-03-04 2446499 1986-03-09 -5 SVO
7 10.0 2446914 1987-04-28 2446921 1987-05-05 -7 SVO
8 9.8 2447353 1988-07-10 2447343 1988-06-30 10 SVO
9 9.9 2447775 1989-09-05 2447765 1989-08-26 10 SVO
10 9.4 2448181 1990-10-16 2448187 1990-10-22 -6 SVO
11 10.0 2448609 1991-12-18 2448609 1991-12-18 0 SVO
12 9.7 2449039 1993-02-20 2449031 1993-02-12 8 SVO
13 9.8 2449451 1994-04-08 2449453 1994-04-10 -2 SVO
14 9.2 2449879 1995-06-10 2449875 1995-06-06 4 SVO
15 9.4 2450311 1996-08-15 2450297 1996-08-01 14 SVO
16 9.5 2450747 1997-10-25 2450718 1997-09-26 29 SVO
17 9.0 2451167 1998-12-19 2451140 1998-11-22 27 SVO
18 9.5 2451587 2000-02-12 2451562 2000-01-18 25 SVO
19 9.8 2452014 2001-04-14 2451984 2001-03-15 30 SVO
20 9.0 2452430 2002-06-04 2452406 2002-05-11 24 SVO
21 10.2 2452853 2003-08-01 2452828 2003-07-07 25 SVO
22 9.8 2453276 2004-09-27 2453250 2004-09-01 26 SVO
23 9.7 2453689 2005-11-14 2453672 2005-10-28 17 SVO
24 9.4 2454134 2007-02-02 2454094 2006-12-24 40 SVO
25 9.4 2454561 2008-04-04 2454516 2008-02-19 45 SVO
26 9.4 2454965 2009-05-13 2454938 2009-04-16 27 SVO
27 9.8 2455385 2010-07-07 2455359 2010-06-11 26 SVO
28 9.9 2455815 2011-09-10 2455781 2011-08-07 34 SVO
29 9.3 2456216 2012-10-15 2456203 2012-10-02 13 SVO
30 10.6 2456658 2013-12-31 2456625 2013-11-28 33 SVO
31 10.4 2457076 2015-02-22 2457047 2015-01-24 29 SVO
32 10.1 2457477 2016-03-29 2457469 2016-03-21 8 SVO
33 11.0 2457908 2017-06-03 2457891 2017-05-17 17 SVO
34 10.8 2458322 2018-07-22 2458313 2018-07-13 9 SVO
35 10.3 2458761 2019-10-04 2458735 2019-09-08 26 SVO
36 10.3 2459175 2020-11-21 2459157 2020-11-03 18 SVO
37 10.1 2459604 2022-01-24 2459579 2021-12-30 25 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.