Maxima for X Cen
Period: 315.90, Epoch: 2441730.8
AAVSO offset: 0

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-97   2411155 1889-06-01 2411088 1889-03-26 67 AnHar, 1909, vol 55, p 95
-96   2411478 1890-04-20 2411404 1890-02-05 74 AnHar, 1909, vol 55, p 95
-90   2413345 1895-05-31 2413299 1895-04-15 46 AnHar, 1909, vol 55, p 95
-89   2413662 1896-04-12 2413615 1896-02-25 47 AnHar, 1909, vol 55, p 95
-88   2413974 1897-02-18 2413931 1897-01-06 43 AnHar, 1909, vol 55, p 95
-85 7.1 2414926 1899-09-28 2414879 1899-08-12 47 SVO
-84 8.7 2415240 1900-08-08 2415195 1900-06-24 45 SVO
-83 8.0 2415551 1901-06-15 2415511 1901-05-06 40 SVO
-82 7.6 2415869 1902-04-29 2415827 1902-03-18 42 SVO
-81 7.3 2416189 1903-03-15 2416143 1903-01-28 46 SVO
-80   2416504 1904-01-24 2416459 1903-12-10 45 AnHar, 1909, vol 55, p 95
-78 7.1 2417141 1905-10-22 2417090 1905-09-01 51 SVO
-76 7.5 2417756 1907-06-29 2417722 1907-05-26 34 SVO
-75 7.7 2418073 1908-05-11 2418038 1908-04-06 35 SVO
-74   2418385 1909-03-19 2418354 1909-02-16 31 AnHar, 1952, vol 115
-70 7.6 2419643 1912-08-28 2419618 1912-08-03 25 SVO
-69   2419960 1913-07-11 2419933 1913-06-14 27 AnHar, 1952, vol 115
-68   2420276 1914-05-23 2420249 1914-04-26 27 AnHar, 1952, vol 115
-67 7.4 2420587 1915-03-30 2420565 1915-03-08 22 SVO
-65   2421224 1916-12-26 2421197 1916-11-29 27 SVO
-64 7.9 2421519 1917-10-17 2421513 1917-10-11 6 SVO
-62 7.9 2422148 1919-07-08 2422145 1919-07-05 3 SVO
-61 7.3 2422459 1920-05-14 2422461 1920-05-16 -2 SVO
-60 8.6 2422771 1921-03-22 2422777 1921-03-28 -6 SVO
-59 7.0 2423084 1922-01-29 2423092 1922-02-06 -8 AAVSO
-58 7.0 2423404 1922-12-15 2423408 1922-12-19 -4 AAVSO
-57 8.3 2423720 1923-10-27 2423724 1923-10-31 -4 AAVSO
-56 7.6 2424027 1924-08-29 2424040 1924-09-11 -13 SVO
-55 7.3 2424352 1925-07-20 2424356 1925-07-24 -4 AAVSO
-54 7.0 2424658 1926-05-22 2424672 1926-06-05 -14 SVO
-53 8.4 2424981 1927-04-10 2424988 1927-04-17 -7 SVO
-52 8.2 2425309 1928-03-03 2425304 1928-02-27 5 AAVSO
-51 7.4 2425613 1929-01-01 2425620 1929-01-08 -7 SVO
-50 8.7 2425931 1929-11-15 2425936 1929-11-20 -5 AAVSO
-49 8.5 2426244 1930-09-24 2426252 1930-10-02 -8 SVO
-48 8.3 2426556 1931-08-02 2426567 1931-08-13 -11 AAVSO
-47 7.3 2426860 1932-06-01 2426883 1932-06-24 -23 SVO
-46 8.5 2427172 1933-04-09 2427199 1933-05-06 -27 SVO
-45 8.1 2427484 1934-02-15 2427515 1934-03-18 -31 SVO
-44 7.2 2427804 1935-01-01 2427831 1935-01-28 -27 AAVSO
-43   2428111 1935-11-04 2428147 1935-12-10 -36 AAVSO
-42 8.6 2428428 1936-09-16 2428463 1936-10-21 -35 SVO
-41 8.1 2428739 1937-07-24 2428779 1937-09-02 -40 SVO
-40 7.5 2429048 1938-05-29 2429095 1938-07-15 -47 SVO
-39 8.1 2429365 1939-04-11 2429411 1939-05-27 -46 SVO
-38 7.6 2429679 1940-02-19 2429726 1940-04-06 -47 SVO
-37 8.4 2430002 1941-01-07 2430042 1941-02-16 -40 SVO
-36 7.4 2430315 1941-11-16 2430358 1941-12-29 -43 AAVSO
-35   2430631 1942-09-28 2430674 1942-11-10 -43 AAVSO
-34 9.3 2430964 1943-08-27 2430990 1943-09-22 -26 SVO
-33 8.2 2431283 1944-07-11 2431306 1944-08-03 -23 SVO
-32 8.3 2431597 1945-05-21 2431622 1945-06-15 -25 SVO
-31 7.7 2431911 1946-03-31 2431938 1946-04-27 -27 SVO
-30 7.7 2432220 1947-02-03 2432254 1947-03-09 -34 SVO
-29 7.9 2432547 1947-12-27 2432570 1948-01-19 -23 SVO
-28 8.2 2432861 1948-11-05 2432885 1948-11-29 -24 SVO
-27 7.6 2433172 1949-09-12 2433201 1949-10-11 -29 SVO
-26 8.4 2433494 1950-07-31 2433517 1950-08-23 -23 SVO
-25 8.3 2433811 1951-06-13 2433833 1951-07-05 -22 SVO
-24 8.3 2434129 1952-04-26 2434149 1952-05-16 -20 SVO
-23 8.1 2434442 1953-03-05 2434465 1953-03-28 -23 SVO
-22 7.9 2434754 1954-01-11 2434781 1954-02-07 -27 SVO
-21 8.0 2435070 1954-11-23 2435097 1954-12-20 -27 SVO
-20 8.8 2435394 1955-10-13 2435413 1955-11-01 -19 SVO
-19 8.0 2435707 1956-08-21 2435729 1956-09-12 -22 SVO
-18 8.1 2436027 1957-07-07 2436045 1957-07-25 -18 SVO
-17 8.2 2436351 1958-05-27 2436360 1958-06-05 -9 SVO
-16 7.9 2436661 1959-04-02 2436676 1959-04-17 -15 SVO
-15 8.7 2436979 1960-02-14 2436992 1960-02-27 -13 SVO
-14 8.3 2437299 1960-12-30 2437308 1961-01-08 -9 SVO
-13 7.7 2437615 1961-11-11 2437624 1961-11-20 -9 SVO
-12 8.1 2437931 1962-09-23 2437940 1962-10-02 -9 SVO
-11 8.0 2438249 1963-08-07 2438256 1963-08-14 -7 SVO
-10 7.7 2438565 1964-06-18 2438572 1964-06-25 -7 SVO
-9 7.9 2438882 1965-05-01 2438888 1965-05-07 -6 SVO
-8 9.1 2439194 1966-03-09 2439204 1966-03-19 -10 SVO
-7 7.9 2439509 1967-01-18 2439519 1967-01-28 -10 AAVSO
-6 7.8 2439822 1967-11-27 2439835 1967-12-10 -13 AAVSO
-5 8.2 2440139 1968-10-09 2440151 1968-10-21 -12 SVO
-4 7.9 2440452 1969-08-18 2440467 1969-09-02 -15 AAVSO
-3 8.0 2440770 1970-07-02 2440783 1970-07-15 -13 AAVSO
-2   2441085 1971-05-13 2441099 1971-05-27 -14 AAVSO
-1 8.0 2441391 1972-03-14 2441415 1972-04-07 -24 AAVSO
0 7.7 2441704 1973-01-21 2441731 1973-02-17 -27 SVO
1 8.4 2442020 1973-12-03 2442047 1973-12-30 -27 AAVSO
2   2442346 1974-10-25 2442363 1974-11-11 -17 AAVSO
3 9.0 2442660 1975-09-04 2442678 1975-09-22 -18 AAVSO
4 8.3 2442975 1976-07-15 2442994 1976-08-03 -19 AAVSO
5 8.3 2443300 1977-06-05 2443310 1977-06-15 -10 SVO
6 7.6 2443624 1978-04-25 2443626 1978-04-27 -2 SVO
7 7.5 2443932 1979-02-27 2443942 1979-03-09 -10 AAVSO
8 8.8 2444245 1980-01-06 2444258 1980-01-19 -13 AAVSO
9 8.1 2444584 1980-12-10 2444574 1980-11-30 10 AAVSO
10 8.1 2444899 1981-10-21 2444890 1981-10-12 9 SVO
11 7.7 2445197 1982-08-15 2445206 1982-08-24 -9 SVO
12 7.4 2445517 1983-07-01 2445522 1983-07-06 -5 SVO
13 8.1 2445831 1984-05-10 2445837 1984-05-16 -6 SVO
14 8.1 2446150 1985-03-25 2446153 1985-03-28 -3 SVO
15 7.8 2446454 1986-01-23 2446469 1986-02-07 -15 SVO
16 8.0 2446780 1986-12-15 2446785 1986-12-20 -5 AAVSO
17   2447071 1987-10-02 2447101 1987-11-01 -30 AAVSO
18 7.9 2447411 1988-09-06 2447417 1988-09-12 -6 SVO
19 8.8 2447746 1989-08-07 2447733 1989-07-25 13 SVO
20 8.3 2448045 1990-06-02 2448049 1990-06-06 -4 SVO
21 7.9 2448355 1991-04-08 2448365 1991-04-18 -10 SVO
22 7.6 2448661 1992-02-08 2448681 1992-02-28 -20 SVO
23 8.1 2448983 1992-12-26 2448997 1993-01-09 -14 SVO
24 7.7 2449293 1993-11-01 2449312 1993-11-20 -19 SVO
25 7.8 2449603 1994-09-07 2449628 1994-10-02 -25 SVO
26   2449921 1995-07-22 2449944 1995-08-14 -23 AAVSO
27 7.4 2450233 1996-05-29 2450260 1996-06-25 -27 SVO
28 8.4 2450553 1997-04-14 2450576 1997-05-07 -23 SVO
29 8.4 2450879 1998-03-06 2450892 1998-03-19 -13 SVO
30 7.7 2451195 1999-01-16 2451208 1999-01-29 -13 SVO
31   2451512 1999-11-29 2451524 1999-12-11 -12 AAVSO
32   2451829 2000-10-11 2451840 2000-10-22 -11 AAVSO
33   2452144 2001-08-22 2452156 2001-09-03 -12 AAVSO
34 8.0 2452474 2002-07-18 2452471 2002-07-15 3 SVO
35 7.5 2452792 2003-06-01 2452787 2003-05-27 5 SVO
36 7.7 2453117 2004-04-21 2453103 2004-04-07 14 SVO
37 7.6 2453437 2005-03-07 2453419 2005-02-17 18 SVO
38 7.3 2453755 2006-01-19 2453735 2005-12-30 20 SVO
39   2454072 2006-12-02 2454051 2006-11-11 21 AAVSO
40   2454387 2007-10-13 2454367 2007-09-23 20 AAVSO
41 8.0 2454711 2008-09-01 2454683 2008-08-04 28 SVO
42 8.2 2455026 2009-07-13 2454999 2009-06-16 27 SVO
43 7.8 2455336 2010-05-19 2455315 2010-04-28 21 SVO
44 7.8 2455648 2011-03-27 2455630 2011-03-09 18 SVO
45 7.6 2455962 2012-02-04 2455946 2012-01-19 16 AAVSO
46 8.6 2456271 2012-12-09 2456262 2012-11-30 9 AAVSO
47 8.1 2456597 2013-10-31 2456578 2013-10-12 19 AAVSO
48 8.3 2456921 2014-09-20 2456894 2014-08-24 27 SVO
49 8.0 2457238 2015-08-03 2457210 2015-07-06 28 SVO
50 7.5 2457543 2016-06-03 2457526 2016-05-17 17 SVO
51 8.1 2457872 2017-04-28 2457842 2017-03-29 30 SVO
52 8.4 2458201 2018-03-23 2458158 2018-02-08 43 SVO
53 7.7 2458512 2019-01-28 2458474 2018-12-21 38 SVO
54 8.4 2458836 2019-12-18 2458790 2019-11-02 46 SVO
55 7.5 2459153 2020-10-30 2459105 2020-09-12 48 SVO
56 7.9 2459479 2021-09-21 2459421 2021-07-25 58 SVO
57 7.8 2459800 2022-08-08 2459737 2022-06-06 63 SVO
58 8.7 2460114 2023-06-18 2460053 2023-04-18 61 SVO
59 7.8 2460438 2024-05-07 2460369 2024-02-28 69 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.