Maxima for T Del
Period: 331.84, Epoch: 2443288.4
AAVSO offset: 3

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-134   2398835 1855-09-08 2398821 1855-08-25 14 GuL, 1920, 1.2
-125   2401793 1863-10-14 2401808 1863-10-29 -15 AnHar, 1937, vol 105, p 459
-124 9.0 2402130 1864-09-15 2402140 1864-09-25 -10 SVO
-123 9.3 2402463 1865-08-14 2402472 1865-08-23 -9 SVO
-122 9.6 2402800 1866-07-17 2402804 1866-07-21 -4 SVO
-121 8.9 2403137 1867-06-19 2403135 1867-06-17 2 SVO
-120   2403461 1868-05-08 2403467 1868-05-14 -6 AnHar, 1909, vol 55, p 95
-119   2403800 1869-04-12 2403799 1869-04-11 1 VeBam, 1931, vol 3, p 1
-117   2404464 1871-02-05 2404463 1871-02-04 1 GuL, 1920, 1.2
-115 9.7 2405108 1872-11-10 2405126 1872-11-28 -18 SVO
-114   2405437 1873-10-05 2405458 1873-10-26 -21 AnHar, 1909, vol 55, p 95
-113   2405773 1874-09-06 2405790 1874-09-23 -17 AnHar, 1909, vol 55, p 95
-112   2406107 1875-08-06 2406122 1875-08-21 -15 AnHar, 1909, vol 55, p 95
-110   2406769 1877-05-29 2406786 1877-06-15 -17 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-109   2407088 1878-04-13 2407118 1878-05-13 -30 GuL, 1920, 1.2
-107   2407750 1880-02-04 2407781 1880-03-06 -31 GuL, 1920, 1.2
-106   2408094 1881-01-13 2408113 1881-02-01 -19 GuL, 1920, 1.2, MNRAS, 1914, vol 74, p 568
-105   2408423 1881-12-08 2408445 1881-12-30 -22 AnHar, 1909, vol 55, p 95, GuL, 1920, 1.2
-104 9.7 2408758 1882-11-08 2408777 1882-11-27 -19 SVO
-103   2409087 1883-10-03 2409109 1883-10-25 -22 AnHar, 1909, vol 55, p 95
-102 8.9 2409431 1884-09-11 2409440 1884-09-20 -9 SVO
-101 9.9 2409765 1885-08-11 2409772 1885-08-18 -7 SVO
-100   2410089 1886-07-01 2410104 1886-07-16 -15 AnHar, 1909, vol 55, p 95
-99   2410423 1887-05-31 2410436 1887-06-13 -13 GuL, 1920, 1.2
-95   2411741 1891-01-08 2411763 1891-01-30 -22 AnHar, 1909, vol 55, p 95
-94   2412066 1891-11-29 2412095 1891-12-28 -29 AnHar, 1909, vol 55, p 95
-93 9.3 2412400 1892-10-28 2412427 1892-11-24 -27 SVO
-92 9.2 2412730 1893-09-23 2412759 1893-10-22 -29 SVO
-91   2413062 1894-08-21 2413091 1894-09-19 -29 GuL, 1920, 1.2
-90   2413386 1895-07-11 2413423 1895-08-17 -37 GuL, 1920, 1.2
-89   2413728 1896-06-17 2413754 1896-07-13 -26 GuL, 1920, 1.2
-88   2414062 1897-05-17 2414086 1897-06-10 -24 GuL, 1920, 1.2
-87   2414394 1898-04-14 2414418 1898-05-08 -24 GuL, 1920, 1.2
-86   2414715 1899-03-01 2414750 1899-04-05 -35 AnHar, 1909, vol 55, p 95, GuL, 1920, 1.2
-85   2415069 1900-02-18 2415082 1900-03-03 -13 GuL, 1920, 1.2
-83   2415731 1901-12-12 2415745 1901-12-26 -14 AnHar, 1909, vol 55, p 95
-82   2416072 1902-11-18 2416077 1902-11-23 -5 AnHar, 1952, vol 118, GuL, 1920, 1.2
-81   2416412 1903-10-24 2416409 1903-10-21 3 SVO
-80 9.0 2416755 1904-10-01 2416741 1904-09-17 14 AAVSO
-79 9.0 2417083 1905-08-25 2417073 1905-08-15 10 AAVSO
-78   2417430 1906-08-07 2417405 1906-07-13 25 SVO
-77 9.6 2417754 1907-06-27 2417737 1907-06-10 17 AAVSO
-76   2418087 1908-05-25 2418068 1908-05-06 19 SVO
-75   2418425 1909-04-28 2418400 1909-04-03 25 SVO
-73   2419095 1911-02-27 2419064 1911-01-27 31 AAVSO
-72 9.5 2419423 1912-01-21 2419396 1911-12-25 27 AAVSO
-71 9.9 2419753 1912-12-16 2419728 1912-11-21 25 AAVSO
-70   2420070 1913-10-29 2420059 1913-10-18 11 SVO
-69   2420391 1914-09-15 2420391 1914-09-15 0 SVO
-68 9.0 2420728 1915-08-18 2420723 1915-08-13 5 AAVSO
-67 9.7 2421063 1916-07-18 2421055 1916-07-10 8 SVO
-66 9.3 2421396 1917-06-16 2421387 1917-06-07 9 SVO
-65 9.6 2421736 1918-05-22 2421719 1918-05-05 17 AAVSO
-64 9.3 2422066 1919-04-17 2422050 1919-04-01 16 AAVSO
-63 9.6 2422400 1920-03-16 2422382 1920-02-27 18 AAVSO
-62   2422722 1921-02-01 2422714 1921-01-24 8 AAVSO
-61 9.2 2423051 1921-12-27 2423046 1921-12-22 5 SVO
-60 9.4 2423382 1922-11-23 2423378 1922-11-19 4 SVO
-59 9.3 2423713 1923-10-20 2423710 1923-10-17 3 SVO
-58 9.4 2424045 1924-09-16 2424042 1924-09-13 3 SVO
-57 10.0 2424374 1925-08-11 2424373 1925-08-10 1 SVO
-56 9.2 2424700 1926-07-03 2424705 1926-07-08 -5 SVO
-55 9.4 2425031 1927-05-30 2425037 1927-06-05 -6 SVO
-54 9.0 2425372 1928-05-05 2425369 1928-05-02 3 AAVSO
-53 8.5 2425701 1929-03-30 2425701 1929-03-30 0 AAVSO
-52 9.7 2426045 1930-03-09 2426033 1930-02-25 12 SVO
-51 9.6 2426372 1931-01-30 2426364 1931-01-22 8 SVO
-50 9.4 2426710 1932-01-03 2426696 1931-12-20 14 SVO
-49 9.2 2427046 1932-12-04 2427028 1932-11-16 18 SVO
-48 9.7 2427380 1933-11-03 2427360 1933-10-14 20 SVO
-47 9.0 2427710 1934-09-29 2427692 1934-09-11 18 SVO
-46 9.8 2428041 1935-08-26 2428024 1935-08-09 17 SVO
-45 9.2 2428371 1936-07-21 2428355 1936-07-05 16 SVO
-44 9.7 2428706 1937-06-21 2428687 1937-06-02 19 SVO
-43 9.3 2429043 1938-05-24 2429019 1938-04-30 24 AAVSO
-42 9.7 2429382 1939-04-28 2429351 1939-03-28 31 AAVSO
-41 9.0 2429719 1940-03-30 2429683 1940-02-23 36 AAVSO
-40   2430052 1941-02-26 2430015 1941-01-20 37 AAVSO
-39 9.6 2430385 1942-01-25 2430347 1941-12-18 38 AAVSO
-38 8.9 2430710 1942-12-16 2430678 1942-11-14 32 AAVSO
-37 9.9 2431037 1943-11-08 2431010 1943-10-12 27 SVO
-36 9.3 2431361 1944-09-27 2431342 1944-09-08 19 SVO
-35 9.3 2431688 1945-08-20 2431674 1945-08-06 14 SVO
-34 9.7 2432028 1946-07-26 2432006 1946-07-04 22 SVO
-33 9.8 2432360 1947-06-23 2432338 1947-06-01 22 SVO
-32 9.4 2432678 1948-05-06 2432669 1948-04-27 9 AAVSO
-31 10.0 2433013 1949-04-06 2433001 1949-03-25 12 AAVSO
-30 9.9 2433352 1950-03-11 2433333 1950-02-20 19 AAVSO
-29   2433688 1951-02-10 2433665 1951-01-18 23 AAVSO
-28 9.2 2434015 1952-01-03 2433997 1951-12-16 18 SVO
-27 9.6 2434347 1952-11-30 2434329 1952-11-12 18 SVO
-26 9.6 2434674 1953-10-23 2434661 1953-10-10 13 SVO
-25 9.2 2435005 1954-09-19 2434992 1954-09-06 13 SVO
-24 8.7 2435324 1955-08-04 2435324 1955-08-04 0 SVO
-23 9.4 2435660 1956-07-05 2435656 1956-07-01 4 SVO
-22 10.0 2435995 1957-06-05 2435988 1957-05-29 7 AAVSO
-21 9.5 2436323 1958-04-29 2436320 1958-04-26 3 AAVSO
-20 10.0 2436652 1959-03-24 2436652 1959-03-24 0 AAVSO
-19   2436990 1960-02-25 2436983 1960-02-18 7 AAVSO
-18 9.6 2437319 1961-01-19 2437315 1961-01-15 4 AAVSO
-17 9.5 2437643 1961-12-09 2437647 1961-12-13 -4 AAVSO
-16 8.9 2437971 1962-11-02 2437979 1962-11-10 -8 SVO
-15 10.1 2438306 1963-10-03 2438311 1963-10-08 -5 SVO
-14 9.6 2438637 1964-08-29 2438643 1964-09-04 -6 SVO
-13 10.0 2438978 1965-08-05 2438974 1965-08-01 4 SVO
-12 9.2 2439296 1966-06-19 2439306 1966-06-29 -10 SVO
-11 9.8 2439629 1967-05-18 2439638 1967-05-27 -9 SVO
-10 9.5 2439958 1968-04-11 2439970 1968-04-23 -12 SVO
-9 9.5 2440298 1969-03-17 2440302 1969-03-21 -4 SVO
-8 9.7 2440630 1970-02-12 2440634 1970-02-16 -4 SVO
-7 9.5 2440955 1971-01-03 2440966 1971-01-14 -11 SVO
-6 9.8 2441285 1971-11-29 2441297 1971-12-11 -12 SVO
-5 9.8 2441624 1972-11-02 2441629 1972-11-07 -5 SVO
-4 9.1 2441952 1973-09-26 2441961 1973-10-05 -9 SVO
-3 9.1 2442283 1974-08-23 2442293 1974-09-02 -10 SVO
-2 10.0 2442628 1975-08-03 2442625 1975-07-31 3 SVO
-1 9.3 2442961 1976-07-01 2442957 1976-06-27 4 SVO
0 9.3 2443297 1977-06-02 2443288 1977-05-24 9 SVO
1 9.1 2443636 1978-05-07 2443620 1978-04-21 16 SVO
2 9.4 2443974 1979-04-10 2443952 1979-03-19 22 SVO
3 9.5 2444310 1980-03-11 2444284 1980-02-14 26 SVO
4 9.7 2444651 1981-02-15 2444616 1981-01-11 35 SVO
5 9.2 2444976 1982-01-06 2444948 1981-12-09 28 SVO
6 9.6 2445309 1982-12-05 2445279 1982-11-05 30 SVO
7 9.2 2445640 1983-11-01 2445611 1983-10-03 29 SVO
8 9.7 2445980 1984-10-06 2445943 1984-08-30 37 SVO
9 9.3 2446311 1985-09-02 2446275 1985-07-28 36 SVO
10 9.7 2446642 1986-07-30 2446607 1986-06-25 35 SVO
11 9.2 2446974 1987-06-27 2446939 1987-05-23 35 SVO
12 9.5 2447308 1988-05-26 2447271 1988-04-19 37 SVO
13 9.7 2447639 1989-04-22 2447602 1989-03-16 37 SVO
14 9.1 2447962 1990-03-11 2447934 1990-02-11 28 SVO
15 9.6 2448284 1991-01-27 2448266 1991-01-09 18 SVO
16 9.4 2448618 1991-12-27 2448598 1991-12-07 20 SVO
17 10.3 2448952 1992-11-25 2448930 1992-11-03 22 SVO
18 9.5 2449275 1993-10-14 2449262 1993-10-01 13 SVO
19 10.0 2449603 1994-09-07 2449593 1994-08-28 10 SVO
20 9.2 2449927 1995-07-28 2449925 1995-07-26 2 SVO
21 9.3 2450258 1996-06-23 2450257 1996-06-22 1 SVO
22 9.5 2450577 1997-05-08 2450589 1997-05-20 -12 SVO
23 9.3 2450903 1998-03-30 2450921 1998-04-17 -18 SVO
24 9.3 2451229 1999-02-19 2451253 1999-03-15 -24 SVO
25 9.4 2451559 2000-01-15 2451585 2000-02-10 -26 SVO
26 9.5 2451892 2000-12-13 2451916 2001-01-06 -24 SVO
27 9.7 2452219 2001-11-05 2452248 2001-12-04 -29 SVO
28 9.1 2452548 2002-09-30 2452580 2002-11-01 -32 SVO
29 9.6 2452878 2003-08-26 2452912 2003-09-29 -34 SVO
30 9.3 2453210 2004-07-23 2453244 2004-08-26 -34 SVO
31 9.5 2453536 2005-06-14 2453576 2005-07-24 -40 SVO
32 9.1 2453856 2006-04-30 2453907 2006-06-20 -51 SVO
33 9.7 2454189 2007-03-29 2454239 2007-05-18 -50 SVO
34 9.4 2454526 2008-02-29 2454571 2008-04-14 -45 SVO
35 9.8 2454862 2009-01-30 2454903 2009-03-12 -41 SVO
36 9.8 2455204 2010-01-07 2455235 2010-02-07 -31 SVO
37 9.2 2455529 2010-11-28 2455567 2011-01-05 -38 SVO
38 8.8 2455856 2011-10-21 2455898 2011-12-02 -42 SVO
39 9.8 2456200 2012-09-29 2456230 2012-10-29 -30 SVO
40 9.2 2456534 2013-08-29 2456562 2013-09-26 -28 SVO
41 10.2 2456877 2014-08-07 2456894 2014-08-24 -17 SVO
42 9.2 2457209 2015-07-05 2457226 2015-07-22 -17 SVO
43 9.9 2457539 2016-05-30 2457558 2016-06-18 -19 SVO
44 8.9 2457869 2017-04-25 2457890 2017-05-16 -21 SVO
45 9.4 2458210 2018-04-01 2458221 2018-04-12 -11 SVO
46 8.9 2458541 2019-02-26 2458553 2019-03-10 -12 SVO
47 9.6 2458885 2020-02-05 2458885 2020-02-05 0 SVO
48 9.2 2459220 2021-01-05 2459217 2021-01-02 3 SVO
49 9.6 2459555 2021-12-06 2459549 2021-11-30 6 SVO
50 9.2 2459896 2022-11-12 2459881 2022-10-28 15 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.