Maxima for X Hya
Period: 300.60, Epoch: 2441076.5
AAVSO offset: 2

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-101   2410660 1888-01-23 2410716 1888-03-19 -56 SVO
-92   2413355 1895-06-10 2413422 1895-08-16 -67 AnHar, 1909, vol 55, p 95
-91   2413658 1896-04-08 2413722 1896-06-11 -64 AnHar, 1909, vol 55, p 95
-90   2413960 1897-02-04 2414023 1897-04-08 -63 SVO
-86   2415160 1900-05-20 2415225 1900-07-24 -65 SVO
-85   2415470 1901-03-26 2415526 1901-05-21 -56 AnHar, 1952, vol 118
-84   2415770 1902-01-20 2415826 1902-03-17 -56 AnHar, 1952, vol 118
-83   2416070 1902-11-16 2416127 1903-01-12 -57 AnHar, 1952, vol 118
-80 8.9 2416995 1905-05-29 2417029 1905-07-02 -34 AAVSO
-79   2417301 1906-03-31 2417329 1906-04-28 -28 SVO
-78   2417615 1907-02-08 2417630 1907-02-23 -15 SVO
-77   2417933 1907-12-23 2417931 1907-12-21 2 AAVSO
-76   2418201 1908-09-16 2418231 1908-10-16 -30 AAVSO
-75   2418481 1909-06-23 2418532 1909-08-13 -51 AAVSO
-74   2418820 1910-05-28 2418832 1910-06-09 -12 SVO
-72   2419417 1912-01-15 2419433 1912-01-31 -16 SVO
-71   2419703 1912-10-27 2419734 1912-11-27 -31 AAVSO
-69   2420331 1914-07-17 2420335 1914-07-21 -4 AAVSO
-68 9.0 2420632 1915-05-14 2420636 1915-05-18 -4 AAVSO
-67 8.5 2420933 1916-03-10 2420936 1916-03-13 -3 AAVSO
-66 8.8 2421223 1916-12-25 2421237 1917-01-08 -14 AAVSO
-65 8.5 2421531 1917-10-29 2421538 1917-11-05 -7 AAVSO
-64   2421811 1918-08-05 2421838 1918-09-01 -27 AAVSO
-63   2422110 1919-05-31 2422139 1919-06-29 -29 AAVSO
-62   2422425 1920-04-10 2422439 1920-04-24 -14 AAVSO
-61 8.5 2422733 1921-02-12 2422740 1921-02-19 -7 SVO
-60   2423034 1921-12-10 2423041 1921-12-17 -7 AAVSO
-59   2423332 1922-10-04 2423341 1922-10-13 -9 AAVSO
-58   2423611 1923-07-10 2423642 1923-08-10 -31 AAVSO
-57 8.6 2423925 1924-05-19 2423942 1924-06-05 -17 AAVSO
-56 8.7 2424233 1925-03-23 2424243 1925-04-02 -10 SVO
-55 8.5 2424534 1926-01-18 2424544 1926-01-28 -10 SVO
-54 8.0 2424835 1926-11-15 2424844 1926-11-24 -9 AAVSO
-53   2425139 1927-09-15 2425145 1927-09-21 -6 AAVSO
-52   2425452 1928-07-24 2425445 1928-07-17 7 AAVSO
-51 8.4 2425739 1929-05-07 2425746 1929-05-14 -7 AAVSO
-50 8.6 2426057 1930-03-21 2426047 1930-03-11 10 SVO
-49 8.2 2426352 1931-01-10 2426347 1931-01-05 5 SVO
-48 8.1 2426653 1931-11-07 2426648 1931-11-02 5 AAVSO
-47   2426968 1932-09-17 2426948 1932-08-28 20 AAVSO
-46   2427283 1933-07-29 2427249 1933-06-25 34 AAVSO
-45 8.2 2427579 1934-05-21 2427550 1934-04-22 29 AAVSO
-44 8.5 2427886 1935-03-24 2427850 1935-02-16 36 SVO
-43 8.6 2428194 1936-01-26 2428151 1935-12-14 43 SVO
-42 8.4 2428494 1936-11-21 2428451 1936-10-09 43 AAVSO
-41   2428800 1937-09-23 2428752 1937-08-06 48 AAVSO
-40   2429104 1938-07-24 2429053 1938-06-03 51 AAVSO
-39 8.3 2429404 1939-05-20 2429353 1939-03-30 51 AAVSO
-38 8.6 2429704 1940-03-15 2429654 1940-01-25 50 SVO
-37 8.2 2430005 1941-01-10 2429954 1940-11-20 51 AAVSO
-36 8.6 2430311 1941-11-12 2430255 1941-09-17 56 AAVSO
-35   2430611 1942-09-08 2430556 1942-07-15 55 AAVSO
-34   2430913 1943-07-07 2430856 1943-05-11 57 AAVSO
-33 8.5 2431217 1944-05-06 2431157 1944-03-07 60 AAVSO
-32 8.4 2431514 1945-02-27 2431457 1945-01-01 57 SVO
-31 8.4 2431815 1945-12-25 2431758 1945-10-29 57 AAVSO
-30   2432123 1946-10-29 2432059 1946-08-26 64 AAVSO
-29   2432427 1947-08-29 2432359 1947-06-22 68 AAVSO
-28 8.5 2432720 1948-06-17 2432660 1948-04-18 60 AAVSO
-27 8.5 2433023 1949-04-16 2432960 1949-02-12 63 AAVSO
-26 8.3 2433326 1950-02-13 2433261 1949-12-10 65 SVO
-25 8.7 2433636 1950-12-20 2433562 1950-10-07 74 AAVSO
-24   2433940 1951-10-20 2433862 1951-08-03 78 AAVSO
-23   2434224 1952-07-30 2434163 1952-05-30 61 AAVSO
-22 8.6 2434528 1953-05-30 2434463 1953-03-26 65 AAVSO
-21 8.8 2434831 1954-03-29 2434764 1954-01-21 67 SVO
-20 8.5 2435133 1955-01-25 2435065 1954-11-18 68 AAVSO
-19   2435421 1955-11-09 2435365 1955-09-14 56 AAVSO
-18   2435714 1956-08-28 2435666 1956-07-11 48 AAVSO
-17   2436019 1957-06-29 2435966 1957-05-07 53 AAVSO
-16 8.6 2436322 1958-04-28 2436267 1958-03-04 55 AAVSO
-15 8.7 2436621 1959-02-21 2436568 1958-12-30 53 SVO
-14 8.7 2436910 1959-12-07 2436868 1959-10-26 42 AAVSO
-13   2437194 1960-09-16 2437169 1960-08-22 25 AAVSO
-12   2437491 1961-07-10 2437469 1961-06-18 22 AAVSO
-11 9.1 2437795 1962-05-10 2437770 1962-04-15 25 AAVSO
-10 8.7 2438077 1963-02-16 2438071 1963-02-10 6 SVO
-9 8.2 2438382 1963-12-18 2438371 1963-12-07 11 AAVSO
-8   2438658 1964-09-19 2438672 1964-10-03 -14 AAVSO
-7 8.5 2438950 1965-07-08 2438972 1965-07-30 -22 AAVSO
-6 8.4 2439253 1966-05-07 2439273 1966-05-27 -20 AAVSO
-5 8.7 2439554 1967-03-04 2439574 1967-03-24 -20 SVO
-4 8.9 2439851 1967-12-26 2439874 1968-01-18 -23 SVO
-3 8.4 2440155 1968-10-25 2440175 1968-11-14 -20 AAVSO
-2   2440463 1969-08-29 2440475 1969-09-10 -12 AAVSO
-1 9.2 2440743 1970-06-05 2440776 1970-07-08 -33 AAVSO
0 8.2 2441033 1971-03-22 2441077 1971-05-05 -44 SVO
1 8.9 2441345 1972-01-28 2441377 1972-02-29 -32 SVO
2 8.8 2441653 1972-12-01 2441678 1972-12-26 -25 AAVSO
3 8.9 2441960 1973-10-04 2441978 1973-10-22 -18 AAVSO
4   2442254 1974-07-25 2442279 1974-08-19 -25 AAVSO
5 9.1 2442536 1975-05-03 2442580 1975-06-16 -44 SVO
6 8.4 2442856 1976-03-18 2442880 1976-04-11 -24 SVO
7 8.6 2443146 1977-01-02 2443181 1977-02-06 -35 SVO
8 8.6 2443457 1977-11-09 2443481 1977-12-03 -24 SVO
9 9.5 2443754 1978-09-02 2443782 1978-09-30 -28 AAVSO
10 9.0 2444041 1979-06-16 2444082 1979-07-27 -41 AAVSO
11 9.1 2444343 1980-04-13 2444383 1980-05-23 -40 AAVSO
12 8.7 2444643 1981-02-07 2444684 1981-03-20 -41 SVO
13 8.6 2444938 1981-11-29 2444984 1982-01-14 -46 SVO
14 8.5 2445243 1982-09-30 2445285 1982-11-11 -42 AAVSO
15 9.0 2445549 1983-08-02 2445585 1983-09-07 -36 SVO
16 8.4 2445846 1984-05-25 2445886 1984-07-04 -40 SVO
17 8.8 2446153 1985-03-28 2446187 1985-05-01 -34 SVO
18 8.6 2446455 1986-01-24 2446487 1986-02-25 -32 SVO
19 8.9 2446763 1986-11-28 2446788 1986-12-23 -25 SVO
20 8.4 2447058 1987-09-19 2447088 1987-10-19 -30 SVO
21 9.3 2447365 1988-07-22 2447389 1988-08-15 -24 SVO
22 8.5 2447678 1989-05-31 2447690 1989-06-12 -12 SVO
23 8.8 2447977 1990-03-26 2447990 1990-04-08 -13 SVO
24 8.5 2448280 1991-01-23 2448291 1991-02-03 -11 SVO
25 8.2 2448579 1991-11-18 2448591 1991-11-30 -12 SVO
26   2448889 1992-09-23 2448892 1992-09-26 -3 AAVSO
27 9.0 2449201 1993-08-01 2449193 1993-07-24 8 SVO
28 8.8 2449495 1994-05-22 2449493 1994-05-20 2 SVO
29 8.7 2449789 1995-03-12 2449794 1995-03-17 -5 SVO
30 8.3 2450096 1996-01-13 2450094 1996-01-11 2 SVO
31 8.6 2450401 1996-11-13 2450395 1996-11-07 6 SVO
32 9.0 2450707 1997-09-15 2450696 1997-09-04 11 SVO
33   2451010 1998-07-15 2450996 1998-07-01 14 AAVSO
34 8.3 2451314 1999-05-15 2451297 1999-04-28 17 SVO
35 9.2 2451609 2000-03-05 2451597 2000-02-22 12 SVO
36 8.4 2451905 2000-12-26 2451898 2000-12-19 7 SVO
37 8.7 2452205 2001-10-22 2452199 2001-10-16 6 SVO
38   2452505 2002-08-18 2452499 2002-08-12 6 AAVSO
39 8.6 2452815 2003-06-24 2452800 2003-06-09 15 SVO
40 8.4 2453106 2004-04-10 2453100 2004-04-04 6 SVO
41 8.6 2453408 2005-02-06 2453401 2005-01-30 7 SVO
42 8.4 2453702 2005-11-27 2453702 2005-11-27 0 SVO
43   2453996 2006-09-17 2454002 2006-09-23 -6 AAVSO
44 8.5 2454303 2007-07-21 2454303 2007-07-21 0 SVO
45 8.3 2454603 2008-05-16 2454603 2008-05-16 0 SVO
46 8.8 2454895 2009-03-04 2454904 2009-03-13 -9 SVO
47 8.5 2455202 2010-01-05 2455205 2010-01-08 -3 SVO
48 8.5 2455503 2010-11-02 2455505 2010-11-04 -2 AAVSO
49   2455805 2011-08-31 2455806 2011-09-01 -1 AAVSO
50 8.6 2456115 2012-07-06 2456106 2012-06-27 9 AAVSO
51 8.5 2456415 2013-05-02 2456407 2013-04-24 8 AAVSO
52 8.5 2456708 2014-02-19 2456708 2014-02-19 0 SVO
53 8.3 2457000 2014-12-08 2457008 2014-12-16 -8 SVO
54 8.4 2457304 2015-10-08 2457309 2015-10-13 -5 SVO
54 8.4 2457304 2015-10-08 2457309 2015-10-13 -5 SVO
55 8.5 2457598 2016-07-28 2457609 2016-08-08 -11 SVO
56 8.7 2457906 2017-06-01 2457910 2017-06-05 -4 SVO
56 8.7 2457906 2017-06-01 2457910 2017-06-05 -4 SVO
57 8.8 2458197 2018-03-19 2458211 2018-04-02 -14 SVO
58 8.4 2458493 2019-01-09 2458511 2019-01-27 -18 SVO
59   2458790 2019-11-02 2458812 2019-11-24 -22 SVO
60 8.5 2459090 2020-08-28 2459112 2020-09-19 -22 SVO
60 8.5 2459090 2020-08-28 2459112 2020-09-19 -22 SVO
61 8.4 2459396 2021-06-30 2459413 2021-07-17 -17 SVO
61 8.4 2459396 2021-06-30 2459413 2021-07-17 -17 SVO
62 8.5 2459695 2022-04-25 2459714 2022-05-14 -19 SVO
62 8.3 2459698 2022-04-28 2459714 2022-05-14 -16 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.