Maxima for T Gru
Period: 136.72, Epoch: 2442082.8
AAVSO offset: 1

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-223   2411598 1890-08-18 2411594 1890-08-14 4 AnHar, 1909, vol 55, p 95
-215   2412700 1893-08-24 2412687 1893-08-11 13 AnHar, 1909, vol 55, p 95
-210   2413382 1895-07-07 2413371 1895-06-26 11 AnHar, 1909, vol 55, p 95
-199 7.8 2414890 1899-08-23 2414875 1899-08-08 15 SVO
-194 8.0 2415574 1901-07-08 2415559 1901-06-23 15 SVO
-193 7.4 2415711 1901-11-22 2415695 1901-11-06 16 SVO
-189   2416250 1903-05-15 2416242 1903-05-07 8 AnHar, 1952, vol 115
-186 7.7 2416679 1904-07-17 2416652 1904-06-20 27 SVO
-183   2417080 1905-08-22 2417063 1905-08-05 17 AnHar, 1952, vol 115
-181   2417350 1906-05-19 2417336 1906-05-05 14 AnHar, 1952, vol 115
-180   2417480 1906-09-26 2417473 1906-09-19 7 AnHar, 1952, vol 115
-178 7.6 2417756 1907-06-29 2417746 1907-06-19 10 SVO
-175   2418170 1908-08-16 2418156 1908-08-02 14 AnHar, 1952, vol 115
-172   2418570 1909-09-20 2418567 1909-09-17 3 AnHar, 1952, vol 115
-170   2418850 1910-06-27 2418840 1910-06-17 10 AnHar, 1952, vol 115
-167   2419275 1911-08-26 2419250 1911-08-01 25 AnHar, 1952, vol 115
-162   2419950 1913-07-01 2419934 1913-06-15 16 AnHar, 1952, vol 115
-156   2420775 1915-10-04 2420754 1915-09-13 21 AnHar, 1952, vol 115
-153   2421190 1916-11-22 2421164 1916-10-27 26 AnHar, 1952, vol 115
-148 8.4 2421868 1918-10-01 2421848 1918-09-11 20 SVO
-145 8.7 2422278 1919-11-15 2422258 1919-10-26 20 SVO
-142 8.5 2422693 1921-01-03 2422668 1920-12-09 25 AAVSO
-141 8.5 2422825 1921-05-15 2422805 1921-04-25 20 AAVSO
-140   2422970 1921-10-07 2422942 1921-09-09 28 AAVSO
-138 8.5 2423233 1922-06-27 2423215 1922-06-09 18 AAVSO
-137 7.8 2423372 1922-11-13 2423352 1922-10-24 20 AAVSO
-136 9.0 2423502 1923-03-23 2423489 1923-03-10 13 AAVSO
-135 8.6 2423638 1923-08-06 2423625 1923-07-24 13 AAVSO
-134 8.6 2423782 1923-12-28 2423762 1923-12-08 20 AAVSO
-133   2423912 1924-05-06 2423899 1924-04-23 13 AAVSO
-132 8.6 2424052 1924-09-23 2424035 1924-09-06 17 AAVSO
-131   2424196 1925-02-14 2424172 1925-01-21 24 AAVSO
-130 8.6 2424331 1925-06-29 2424309 1925-06-07 22 AAVSO
-129   2424472 1925-11-17 2424446 1925-10-22 26 AAVSO
-127 8.8 2424739 1926-08-11 2424719 1926-07-22 20 AAVSO
-126 8.4 2424864 1926-12-14 2424856 1926-12-06 8 AAVSO
-124 8.6 2425147 1927-09-23 2425129 1927-09-05 18 SVO
-123   2425287 1928-02-10 2425266 1928-01-20 21 AAVSO
-122 8.8 2425420 1928-06-22 2425403 1928-06-05 17 AAVSO
-121 8.2 2425557 1928-11-06 2425539 1928-10-19 18 SVO
-119   2425838 1929-08-14 2425813 1929-07-20 25 AAVSO
-118 8.4 2425968 1929-12-22 2425950 1929-12-04 18 AAVSO
-116 9.0 2426239 1930-09-19 2426223 1930-09-03 16 AAVSO
-115 8.4 2426370 1931-01-28 2426360 1931-01-18 10 AAVSO
-114   2426525 1931-07-02 2426496 1931-06-03 29 AnHar, 1952, vol 115
-113 9.2 2426652 1931-11-06 2426633 1931-10-18 19 AAVSO
-111 8.6 2426904 1932-07-15 2426907 1932-07-18 -3 AAVSO
-110 8.4 2427039 1932-11-27 2427043 1932-12-01 -4 AAVSO
-108 8.2 2427321 1933-09-05 2427317 1933-09-01 4 AAVSO
-107   2427466 1934-01-28 2427453 1934-01-15 13 AAVSO
-106   2427590 1934-06-01 2427590 1934-06-01 0 AnHar, 1952, vol 115
-105 8.4 2427737 1934-10-26 2427727 1934-10-16 10 AAVSO
-103   2428005 1935-07-21 2428000 1935-07-16 5 AnHar, 1952, vol 115
-100 9.0 2428421 1936-09-09 2428411 1936-08-30 10 AAVSO
-99 8.0 2428552 1937-01-18 2428547 1937-01-13 5 AAVSO
-98 8.4 2428693 1937-06-08 2428684 1937-05-30 9 AAVSO
-97 8.3 2428819 1937-10-12 2428821 1937-10-14 -2 AAVSO
-96 8.2 2428955 1938-02-25 2428957 1938-02-27 -2 AAVSO
-95 8.6 2429098 1938-07-18 2429094 1938-07-14 4 SVO
-94 8.3 2429231 1938-11-28 2429231 1938-11-28 0 SVO
-93 8.6 2429363 1939-04-09 2429368 1939-04-14 -5 AAVSO
-92 8.6 2429499 1939-08-23 2429504 1939-08-28 -5 SVO
-91 8.5 2429642 1940-01-13 2429641 1940-01-12 1 AAVSO
-90 8.6 2429771 1940-05-21 2429778 1940-05-28 -7 SVO
-89 8.6 2429907 1940-10-04 2429914 1940-10-11 -7 SVO
-88   2430045 1941-02-19 2430051 1941-02-25 -6 AAVSO
-87 8.6 2430192 1941-07-16 2430188 1941-07-12 4 AAVSO
-86 8.5 2430316 1941-11-17 2430325 1941-11-26 -9 SVO
-85 8.6 2430451 1942-04-01 2430461 1942-04-11 -10 AAVSO
-84 8.4 2430585 1942-08-13 2430598 1942-08-26 -13 SVO
-83 8.6 2430730 1943-01-05 2430735 1943-01-10 -5 AAVSO
-82 8.6 2430856 1943-05-11 2430872 1943-05-27 -16 AAVSO
-81 8.6 2430982 1943-09-14 2431008 1943-10-10 -26 AAVSO
-80 8.6 2431126 1944-02-05 2431145 1944-02-24 -19 AAVSO
-79 8.7 2431264 1944-06-22 2431282 1944-07-10 -18 SVO
-78 8.5 2431400 1944-11-05 2431418 1944-11-23 -18 SVO
-77 8.7 2431542 1945-03-27 2431555 1945-04-09 -13 AAVSO
-76 8.6 2431676 1945-08-08 2431692 1945-08-24 -16 AAVSO
-75 8.4 2431804 1945-12-14 2431829 1946-01-08 -25 SVO
-74 8.6 2431948 1946-05-07 2431965 1946-05-24 -17 AAVSO
-73 8.8 2432091 1946-09-27 2432102 1946-10-08 -11 AAVSO
-72 8.6 2432216 1947-01-30 2432239 1947-02-22 -23 AAVSO
-71 8.7 2432350 1947-06-13 2432376 1947-07-09 -26 SVO
-70 8.8 2432498 1947-11-08 2432512 1947-11-22 -14 SVO
-69 8.7 2432630 1948-03-19 2432649 1948-04-07 -19 AAVSO
-68 8.5 2432768 1948-08-04 2432786 1948-08-22 -18 SVO
-67 9.2 2432923 1949-01-06 2432922 1949-01-05 1 SVO
-66 8.5 2433036 1949-04-29 2433059 1949-05-22 -23 SVO
-65 8.8 2433186 1949-09-26 2433196 1949-10-06 -10 SVO
-64 8.6 2433323 1950-02-10 2433333 1950-02-20 -10 SVO
-63 8.6 2433449 1950-06-16 2433469 1950-07-06 -20 SVO
-62 8.4 2433588 1950-11-02 2433606 1950-11-20 -18 SVO
-61 8.7 2433726 1951-03-20 2433743 1951-04-06 -17 AAVSO
-60 8.8 2433870 1951-08-11 2433879 1951-08-20 -9 SVO
-59 8.5 2434001 1951-12-20 2434016 1952-01-04 -15 SVO
-58 8.6 2434133 1952-04-30 2434153 1952-05-20 -20 SVO
-57 8.8 2434276 1952-09-20 2434290 1952-10-04 -14 SVO
-56 8.7 2434420 1953-02-11 2434426 1953-02-17 -6 SVO
-55 8.8 2434549 1953-06-20 2434563 1953-07-04 -14 AAVSO
-54 8.5 2434679 1953-10-28 2434700 1953-11-18 -21 SVO
-53 8.6 2434821 1954-03-19 2434837 1954-04-04 -16 SVO
-52 8.9 2434965 1954-08-10 2434973 1954-08-18 -8 SVO
-51 8.6 2435094 1954-12-17 2435110 1955-01-02 -16 AAVSO
-50 8.6 2435235 1955-05-07 2435247 1955-05-19 -12 SVO
-49 8.5 2435364 1955-09-13 2435383 1955-10-02 -19 SVO
-48 8.5 2435493 1956-01-20 2435520 1956-02-16 -27 SVO
-47 8.9 2435646 1956-06-21 2435657 1956-07-02 -11 SVO
-46 8.4 2435781 1956-11-03 2435794 1956-11-16 -13 SVO
-45 8.5 2435917 1957-03-19 2435930 1957-04-01 -13 SVO
-44 8.5 2436044 1957-07-24 2436067 1957-08-16 -23 SVO
-43 9.2 2436188 1957-12-15 2436204 1957-12-31 -16 SVO
-42 8.6 2436316 1958-04-22 2436340 1958-05-16 -24 SVO
-41 8.8 2436455 1958-09-08 2436477 1958-09-30 -22 SVO
-40 8.7 2436590 1959-01-21 2436614 1959-02-14 -24 SVO
-39 9.0 2436722 1959-06-02 2436751 1959-07-01 -29 AAVSO
-38 9.0 2436869 1959-10-27 2436887 1959-11-14 -18 SVO
-37 8.6 2437008 1960-03-14 2437024 1960-03-30 -16 SVO
-36 8.3 2437140 1960-07-24 2437161 1960-08-14 -21 SVO
-35 8.5 2437274 1960-12-05 2437298 1960-12-29 -24 SVO
-34 8.7 2437412 1961-04-22 2437434 1961-05-14 -22 AAVSO
-33 8.8 2437552 1961-09-09 2437571 1961-09-28 -19 SVO
-32 8.7 2437676 1962-01-11 2437708 1962-02-12 -32 SVO
-31 8.6 2437806 1962-05-21 2437844 1962-06-28 -38 SVO
-30 9.2 2437958 1962-10-20 2437981 1962-11-12 -23 SVO
-29 8.7 2438093 1963-03-04 2438118 1963-03-29 -25 AAVSO
-28 8.8 2438230 1963-07-19 2438255 1963-08-13 -25 SVO
-27 8.3 2438365 1963-12-01 2438391 1963-12-27 -26 SVO
-26 9.4 2438513 1964-04-27 2438528 1964-05-12 -15 SVO
-25 8.6 2438637 1964-08-29 2438665 1964-09-26 -28 SVO
-24 8.7 2438785 1965-01-24 2438801 1965-02-09 -16 AAVSO
-23 8.4 2438912 1965-05-31 2438938 1965-06-26 -26 SVO
-22 8.6 2439057 1965-10-23 2439075 1965-11-10 -18 SVO
-21 8.6 2439192 1966-03-07 2439212 1966-03-27 -20 AAVSO
-20 8.8 2439342 1966-08-04 2439348 1966-08-10 -6 SVO
-19 8.4 2439481 1966-12-21 2439485 1966-12-25 -4 SVO
-18 8.5 2439607 1967-04-26 2439622 1967-05-11 -15 SVO
-17 8.5 2439747 1967-09-13 2439759 1967-09-25 -12 SVO
-16 8.7 2439882 1968-01-26 2439895 1968-02-08 -13 AAVSO
-15 9.5 2440020 1968-06-12 2440032 1968-06-24 -12 AAVSO
-14 8.5 2440157 1968-10-27 2440169 1968-11-08 -12 SVO
-13 8.6 2440297 1969-03-16 2440305 1969-03-24 -8 AAVSO
-12 8.4 2440433 1969-07-30 2440442 1969-08-08 -9 SVO
-11 8.8 2440572 1969-12-16 2440579 1969-12-23 -7 AAVSO
-10 8.9 2440705 1970-04-28 2440716 1970-05-09 -11 SVO
-9 8.8 2440844 1970-09-14 2440852 1970-09-22 -8 SVO
-8   2440981 1971-01-29 2440989 1971-02-06 -8 AAVSO
-7 8.8 2441119 1971-06-16 2441126 1971-06-23 -7 AAVSO
-6 8.7 2441261 1971-11-05 2441262 1971-11-06 -1 SVO
-5   2441402 1972-03-25 2441399 1972-03-22 3 AAVSO
-4   2441541 1972-08-11 2441536 1972-08-06 5 AAVSO
-3 8.4 2441661 1972-12-09 2441673 1972-12-21 -12 AAVSO
-2 9.0 2441793 1973-04-20 2441809 1973-05-06 -16 AAVSO
-1 8.7 2441931 1973-09-05 2441946 1973-09-20 -15 SVO
0   2442068 1974-01-20 2442083 1974-02-04 -15 AAVSO
1 9.4 2442207 1974-06-08 2442220 1974-06-21 -13 AAVSO
2 8.3 2442339 1974-10-18 2442356 1974-11-04 -17 SVO
3   2442480 1975-03-08 2442493 1975-03-21 -13 AAVSO
4 8.4 2442618 1975-07-24 2442630 1975-08-05 -12 SVO
5 8.8 2442753 1975-12-06 2442766 1975-12-19 -13 AAVSO
6 8.8 2442892 1976-04-23 2442903 1976-05-04 -11 AAVSO
7 8.2 2443028 1976-09-06 2443040 1976-09-18 -12 SVO
8 8.8 2443169 1977-01-25 2443177 1977-02-02 -8 AAVSO
9 8.8 2443310 1977-06-15 2443313 1977-06-18 -3 AAVSO
10 8.4 2443453 1977-11-05 2443450 1977-11-02 3 SVO
11 8.8 2443587 1978-03-19 2443587 1978-03-19 0 AAVSO
12 8.3 2443716 1978-07-26 2443723 1978-08-02 -7 SVO
13 9.5 2443859 1978-12-16 2443860 1978-12-17 -1 AAVSO
14 8.0 2443994 1979-04-30 2443997 1979-05-03 -3 AAVSO
15 8.7 2444133 1979-09-16 2444134 1979-09-17 -1 SVO
16 9.4 2444263 1980-01-24 2444270 1980-01-31 -7 AAVSO
17 8.8 2444417 1980-06-26 2444407 1980-06-16 10 SVO
18 8.4 2444535 1980-10-22 2444544 1980-10-31 -9 SVO
19 8.9 2444674 1981-03-10 2444681 1981-03-17 -7 AAVSO
20 8.5 2444818 1981-08-01 2444817 1981-07-31 1 SVO
21 8.6 2444951 1981-12-12 2444954 1981-12-15 -3 AAVSO
22 8.9 2445088 1982-04-28 2445091 1982-05-01 -3 AAVSO
23 9.4 2445237 1982-09-24 2445227 1982-09-14 10 SVO
24 8.6 2445375 1983-02-09 2445364 1983-01-29 11 AAVSO
25 8.7 2445503 1983-06-17 2445501 1983-06-15 2 AAVSO
26 8.9 2445636 1983-10-28 2445638 1983-10-30 -2 AAVSO
27 9.2 2445775 1984-03-15 2445774 1984-03-14 1 AAVSO
28 8.7 2445908 1984-07-26 2445911 1984-07-29 -3 SVO
29 9.0 2446047 1984-12-12 2446048 1984-12-13 -1 SVO
30 9.0 2446178 1985-04-22 2446184 1985-04-28 -6 AAVSO
31 8.6 2446319 1985-09-10 2446321 1985-09-12 -2 SVO
32 9.1 2446454 1986-01-23 2446458 1986-01-27 -4 AAVSO
33 8.7 2446591 1986-06-09 2446595 1986-06-13 -4 AAVSO
34 8.8 2446731 1986-10-27 2446731 1986-10-27 0 SVO
35 8.5 2446871 1987-03-16 2446868 1987-03-13 3 AAVSO
36 8.4 2447009 1987-08-01 2447005 1987-07-28 4 SVO
37   2447150 1987-12-20 2447142 1987-12-12 8 AAVSO
38   2447287 1988-05-05 2447278 1988-04-26 9 AAVSO
39 9.0 2447421 1988-09-16 2447415 1988-09-10 6 SVO
40   2447561 1989-02-03 2447552 1989-01-25 9 AAVSO
41 8.4 2447694 1989-06-16 2447688 1989-06-10 6 SVO
42 8.8 2447836 1989-11-05 2447825 1989-10-25 11 SVO
43   2447972 1990-03-21 2447962 1990-03-11 10 AAVSO
44   2448120 1990-08-16 2448099 1990-07-26 21 AAVSO
45   2448242 1990-12-16 2448235 1990-12-09 7 AAVSO
46 9.0 2448388 1991-05-11 2448372 1991-04-25 16 SVO
47 8.5 2448518 1991-09-18 2448509 1991-09-09 9 SVO
48   2448647 1992-01-25 2448645 1992-01-23 2 AAVSO
49 8.9 2448793 1992-06-19 2448782 1992-06-08 11 SVO
50 8.6 2448930 1992-11-03 2448919 1992-10-23 11 SVO
51   2449068 1993-03-21 2449056 1993-03-09 12 AAVSO
52 8.5 2449203 1993-08-03 2449192 1993-07-23 11 SVO
53   2449337 1993-12-15 2449329 1993-12-07 8 AAVSO
54 9.0 2449484 1994-05-11 2449466 1994-04-23 18 SVO
55 8.4 2449603 1994-09-07 2449603 1994-09-07 0 SVO
56   2449753 1995-02-04 2449739 1995-01-21 14 AAVSO
57   2449881 1995-06-12 2449876 1995-06-07 5 AAVSO
58 9.0 2450026 1995-11-04 2450013 1995-10-22 13 SVO
59   2450162 1996-03-19 2450149 1996-03-06 13 AAVSO
60 8.7 2450294 1996-07-29 2450286 1996-07-21 8 SVO
61 8.4 2450429 1996-12-11 2450423 1996-12-05 6 SVO
62   2450563 1997-04-24 2450560 1997-04-21 3 AAVSO
63 8.7 2450701 1997-09-09 2450696 1997-09-04 5 SVO
64   2450844 1998-01-30 2450833 1998-01-19 11 AAVSO
65   2450978 1998-06-13 2450970 1998-06-05 8 AAVSO
66 8.4 2451106 1998-10-19 2451106 1998-10-19 0 SVO
67   2451246 1999-03-08 2451243 1999-03-05 3 AAVSO
68 8.6 2451382 1999-07-22 2451380 1999-07-20 2 SVO
69 8.7 2451520 1999-12-07 2451517 1999-12-04 3 SVO
70   2451662 2000-04-27 2451653 2000-04-18 9 AAVSO
71 8.7 2451788 2000-08-31 2451790 2000-09-02 -2 SVO
72   2451927 2001-01-17 2451927 2001-01-17 0 AAVSO
73 8.1 2452054 2001-05-24 2452064 2001-06-03 -10 SVO
74 8.9 2452204 2001-10-21 2452200 2001-10-17 4 SVO
75   2452348 2002-03-14 2452337 2002-03-03 11 AAVSO
76 8.2 2452473 2002-07-17 2452474 2002-07-18 -1 SVO
77   2452620 2002-12-11 2452610 2002-12-01 10 AAVSO
78   2452754 2003-04-24 2452747 2003-04-17 7 AAVSO
79 8.4 2452885 2003-09-02 2452884 2003-09-01 1 SVO
80   2453022 2004-01-17 2453021 2004-01-16 1 AAVSO
81 8.6 2453167 2004-06-10 2453157 2004-05-31 10 SVO
82 8.4 2453305 2004-10-26 2453294 2004-10-15 11 SVO
83   2453430 2005-02-28 2453431 2005-03-01 -1 AAVSO
84 8.2 2453568 2005-07-16 2453567 2005-07-15 1 SVO
85   2453713 2005-12-08 2453704 2005-11-29 9 AAVSO
86   2453851 2006-04-25 2453841 2006-04-15 10 AAVSO
87 8.3 2453983 2006-09-04 2453978 2006-08-30 5 SVO
88   2454116 2007-01-15 2454114 2007-01-13 2 AAVSO
89   2454263 2007-06-11 2454251 2007-05-30 12 AAVSO
90 8.7 2454397 2007-10-23 2454388 2007-10-14 9 SVO
91   2454534 2008-03-08 2454525 2008-02-28 9 AAVSO
92   2454665 2008-07-17 2454661 2008-07-13 4 AAVSO
93 8.4 2454791 2008-11-20 2454798 2008-11-27 -7 SVO
94 8.4 2454931 2009-04-09 2454935 2009-04-13 -4 AAVSO
95 8.4 2455067 2009-08-23 2455071 2009-08-27 -4 SVO
96 8.4 2455211 2010-01-14 2455208 2010-01-11 3 AAVSO
97   2455348 2010-05-31 2455345 2010-05-28 3 AAVSO
98 8.4 2455481 2010-10-11 2455482 2010-10-12 -1 SVO
99   2455623 2011-03-02 2455618 2011-02-25 5 AAVSO
100 8.6 2455772 2011-07-29 2455755 2011-07-12 17 SVO
101 8.7 2455909 2011-12-13 2455892 2011-11-26 17 AAVSO
102 8.6 2456040 2012-04-22 2456028 2012-04-10 12 AAVSO
103 8.7 2456175 2012-09-04 2456165 2012-08-25 10 SVO
104 8.8 2456315 2013-01-22 2456302 2013-01-09 13 AAVSO
105 8.8 2456449 2013-06-05 2456439 2013-05-26 10 SVO
106 8.6 2456588 2013-10-22 2456575 2013-10-09 13 SVO
107 8.6 2456723 2014-03-06 2456712 2014-02-23 11 AAVSO
108 8.8 2456855 2014-07-16 2456849 2014-07-10 6 SVO
109 8.6 2456998 2014-12-06 2456986 2014-11-24 12 AAVSO
110 9.3 2457134 2015-04-21 2457122 2015-04-09 12 AAVSO
111 8.5 2457272 2015-09-06 2457259 2015-08-24 13 SVO
112 8.5 2457403 2016-01-15 2457396 2016-01-08 7 AAVSO
113 8.7 2457542 2016-06-02 2457532 2016-05-23 10 AAVSO
114 8.6 2457672 2016-10-10 2457669 2016-10-07 3 SVO
115   2457807 2017-02-22 2457806 2017-02-21 1 AAVSO
116 8.5 2457947 2017-07-12 2457943 2017-07-08 4 SVO
117 9.2 2458099 2017-12-11 2458079 2017-11-21 20 AAVSO
118   2458220 2018-04-11 2458216 2018-04-07 4 SVO
119 8.6 2458359 2018-08-28 2458353 2018-08-22 6 SVO
121 8.4 2458628 2019-05-24 2458626 2019-05-22 2 SVO
122 8.7 2458779 2019-10-22 2458763 2019-10-06 16 SVO
124 8.5 2459045 2020-07-14 2459036 2020-07-05 9 SVO
125   2459185 2020-12-01 2459173 2020-11-19 12 SVO
126   2459325 2021-04-20 2459310 2021-04-05 15 SVO
127 8.4 2459453 2021-08-26 2459447 2021-08-20 6 SVO
129 8.2 2459737 2022-06-06 2459720 2022-05-20 17 SVO
130 8.5 2459877 2022-10-24 2459857 2022-10-04 20 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.