Maxima for X Cen
Period: 315.87, Epoch: 2441729.3
AAVSO offset: 0

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-97   2411155 1889-06-01 2411090 1889-03-28 65 AnHar, 1909, vol 55, p 95
-96   2411478 1890-04-20 2411406 1890-02-07 72 AnHar, 1909, vol 55, p 95
-90   2413345 1895-05-31 2413301 1895-04-17 44 AnHar, 1909, vol 55, p 95
-89   2413662 1896-04-12 2413617 1896-02-27 45 AnHar, 1909, vol 55, p 95
-88   2413974 1897-02-18 2413933 1897-01-08 41 AnHar, 1909, vol 55, p 95
-85 7.1 2414926 1899-09-28 2414881 1899-08-14 45 SVO
-84 8.7 2415240 1900-08-08 2415197 1900-06-26 43 SVO
-83 8.0 2415551 1901-06-15 2415512 1901-05-07 39 SVO
-82 7.6 2415869 1902-04-29 2415828 1902-03-19 41 SVO
-81 7.3 2416189 1903-03-15 2416144 1903-01-29 45 SVO
-80   2416504 1904-01-24 2416460 1903-12-11 44 AnHar, 1909, vol 55, p 95
-78 7.1 2417141 1905-10-22 2417092 1905-09-03 49 SVO
-76 7.5 2417756 1907-06-29 2417723 1907-05-27 33 SVO
-75 7.7 2418073 1908-05-11 2418039 1908-04-07 34 SVO
-74   2418385 1909-03-19 2418355 1909-02-17 30 AnHar, 1952, vol 115
-70 7.6 2419643 1912-08-28 2419619 1912-08-04 24 SVO
-69   2419960 1913-07-11 2419935 1913-06-16 25 AnHar, 1952, vol 115
-68   2420276 1914-05-23 2420250 1914-04-27 26 AnHar, 1952, vol 115
-67 7.4 2420587 1915-03-30 2420566 1915-03-09 21 SVO
-65   2421224 1916-12-26 2421198 1916-11-30 26 SVO
-62 7.9 2422148 1919-07-08 2422146 1919-07-06 2 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 2423093 1922-02-07 -9 AAVSO
-58 7.0 2423404 1922-12-15 2423409 1922-12-20 -5 AAVSO
-57 8.3 2423720 1923-10-27 2423725 1923-11-01 -5 AAVSO
-56 7.6 2424027 1924-08-29 2424041 1924-09-12 -14 SVO
-55 7.3 2424352 1925-07-20 2424357 1925-07-25 -5 AAVSO
-54 7.0 2424658 1926-05-22 2424673 1926-06-06 -15 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 2426568 1931-08-14 -12 AAVSO
-47 7.3 2426860 1932-06-01 2426884 1932-06-25 -24 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 2429410 1939-05-26 -45 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 2431937 1946-04-26 -26 SVO
-30 7.7 2432220 1947-02-03 2432253 1947-03-08 -33 SVO
-29 7.9 2432547 1947-12-27 2432569 1948-01-18 -22 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 2434148 1952-05-15 -19 SVO
-23 8.1 2434442 1953-03-05 2434464 1953-03-27 -22 SVO
-22 7.9 2434754 1954-01-11 2434780 1954-02-06 -26 SVO
-21 8.0 2435070 1954-11-23 2435096 1954-12-19 -26 SVO
-20 8.8 2435394 1955-10-13 2435412 1955-10-31 -18 SVO
-19 8.0 2435707 1956-08-21 2435728 1956-09-11 -21 SVO
-18 8.1 2436027 1957-07-07 2436044 1957-07-24 -17 SVO
-17 8.2 2436351 1958-05-27 2436360 1958-06-05 -9 SVO
-16 7.9 2436661 1959-04-02 2436675 1959-04-16 -14 SVO
-15 8.7 2436979 1960-02-14 2436991 1960-02-26 -12 SVO
-14 8.3 2437299 1960-12-30 2437307 1961-01-07 -8 SVO
-13 7.7 2437615 1961-11-11 2437623 1961-11-19 -8 SVO
-12 8.1 2437931 1962-09-23 2437939 1962-10-01 -8 SVO
-11 8.0 2438249 1963-08-07 2438255 1963-08-13 -6 SVO
-10 7.7 2438565 1964-06-18 2438571 1964-06-24 -6 SVO
-9 7.9 2438882 1965-05-01 2438886 1965-05-05 -4 SVO
-8 9.1 2439194 1966-03-09 2439202 1966-03-17 -8 SVO
-7 7.9 2439509 1967-01-18 2439518 1967-01-27 -9 AAVSO
-6 7.8 2439822 1967-11-27 2439834 1967-12-09 -12 AAVSO
-5 8.2 2440139 1968-10-09 2440150 1968-10-20 -11 SVO
-4 7.9 2440452 1969-08-18 2440466 1969-09-01 -14 AAVSO
-3 8.0 2440770 1970-07-02 2440782 1970-07-14 -12 AAVSO
-2   2441085 1971-05-13 2441098 1971-05-26 -13 AAVSO
-1 8.0 2441391 1972-03-14 2441413 1972-04-05 -22 AAVSO
0 7.7 2441704 1973-01-21 2441729 1973-02-15 -25 SVO
1 8.4 2442020 1973-12-03 2442045 1973-12-28 -25 AAVSO
2   2442346 1974-10-25 2442361 1974-11-09 -15 AAVSO
3 9.0 2442660 1975-09-04 2442677 1975-09-21 -17 AAVSO
4 8.3 2442975 1976-07-15 2442993 1976-08-02 -18 AAVSO
5 8.3 2443300 1977-06-05 2443309 1977-06-14 -9 SVO
6 7.6 2443624 1978-04-25 2443624 1978-04-25 0 SVO
7 7.5 2443932 1979-02-27 2443940 1979-03-07 -8 AAVSO
8 8.8 2444245 1980-01-06 2444256 1980-01-17 -11 AAVSO
9 8.1 2444584 1980-12-10 2444572 1980-11-28 12 AAVSO
10 8.1 2444899 1981-10-21 2444888 1981-10-10 11 SVO
11 7.7 2445197 1982-08-15 2445204 1982-08-22 -7 SVO
12 7.4 2445517 1983-07-01 2445520 1983-07-04 -3 SVO
13 8.1 2445831 1984-05-10 2445836 1984-05-15 -5 SVO
14 8.1 2446150 1985-03-25 2446151 1985-03-26 -1 SVO
15 7.8 2446454 1986-01-23 2446467 1986-02-05 -13 SVO
16 8.0 2446780 1986-12-15 2446783 1986-12-18 -3 AAVSO
17   2447071 1987-10-02 2447099 1987-10-30 -28 AAVSO
18 7.9 2447411 1988-09-06 2447415 1988-09-10 -4 SVO
19 8.8 2447746 1989-08-07 2447731 1989-07-23 15 SVO
20 8.3 2448045 1990-06-02 2448047 1990-06-04 -2 SVO
21 7.9 2448355 1991-04-08 2448362 1991-04-15 -7 SVO
22 7.6 2448661 1992-02-08 2448678 1992-02-25 -17 SVO
23 8.1 2448983 1992-12-26 2448994 1993-01-06 -11 SVO
24 7.7 2449293 1993-11-01 2449310 1993-11-18 -17 SVO
25 7.8 2449603 1994-09-07 2449626 1994-09-30 -23 SVO
26   2449921 1995-07-22 2449942 1995-08-12 -21 AAVSO
27 7.4 2450233 1996-05-29 2450258 1996-06-23 -25 SVO
28 8.4 2450553 1997-04-14 2450574 1997-05-05 -21 SVO
29 8.4 2450879 1998-03-06 2450889 1998-03-16 -10 SVO
30 7.7 2451195 1999-01-16 2451205 1999-01-26 -10 SVO
31   2451512 1999-11-29 2451521 1999-12-08 -9 AAVSO
32   2451829 2000-10-11 2451837 2000-10-19 -8 AAVSO
33   2452144 2001-08-22 2452153 2001-08-31 -9 AAVSO
34 8.0 2452474 2002-07-18 2452469 2002-07-13 5 SVO
35 7.5 2452792 2003-06-01 2452785 2003-05-25 7 SVO
36 7.7 2453117 2004-04-21 2453100 2004-04-04 17 SVO
37 7.6 2453437 2005-03-07 2453416 2005-02-14 21 SVO
38 7.3 2453755 2006-01-19 2453732 2005-12-27 23 SVO
39   2454072 2006-12-02 2454048 2006-11-08 24 AAVSO
40   2454387 2007-10-13 2454364 2007-09-20 23 AAVSO
41 8.0 2454711 2008-09-01 2454680 2008-08-01 31 SVO
42 8.2 2455026 2009-07-13 2454996 2009-06-13 30 SVO
43 7.8 2455336 2010-05-19 2455312 2010-04-25 24 SVO
44 7.8 2455648 2011-03-27 2455627 2011-03-06 21 SVO
45 7.6 2455962 2012-02-04 2455943 2012-01-16 19 AAVSO
46 8.6 2456271 2012-12-09 2456259 2012-11-27 12 AAVSO
47 8.1 2456597 2013-10-31 2456575 2013-10-09 22 AAVSO
48 8.3 2456921 2014-09-20 2456891 2014-08-21 30 SVO
49 8.0 2457238 2015-08-03 2457207 2015-07-03 31 SVO
50 7.5 2457543 2016-06-03 2457523 2016-05-14 20 SVO
51 8.1 2457872 2017-04-28 2457838 2017-03-25 34 SVO
52 8.4 2458201 2018-03-23 2458154 2018-02-04 47 SVO
53 7.7 2458512 2019-01-28 2458470 2018-12-17 42 SVO
54 8.4 2458836 2019-12-18 2458786 2019-10-29 50 SVO
55 7.5 2459153 2020-10-30 2459102 2020-09-09 51 SVO
56 7.9 2459479 2021-09-21 2459418 2021-07-22 61 SVO
57 7.8 2459800 2022-08-08 2459734 2022-06-03 66 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.