Maxima for R Cha
Period: 338, Epoch: 2453650
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-125   2411559 1890-07-10 2411400 1890-02-01 159 BHarO, 1927, no 842, p 12
-124   2411890 1891-06-06 2411738 1891-01-05 152 BHarO, 1927, no 842, p 12
-123   2412252 1892-06-02 2412076 1891-12-09 176 BHarO, 1927, no 842, p 12
-122   2412584 1893-04-30 2412414 1892-11-11 170 BHarO, 1927, no 842, p 12
-121   2412918 1894-03-30 2412752 1893-10-15 166 BHarO, 1927, no 842, p 12
-120   2413248 1895-02-23 2413090 1894-09-18 158 BHarO, 1927, no 842, p 12, AnHar, 1909, vol 55, p 95
-119   2413579 1896-01-20 2413428 1895-08-22 151 BHarO, 1927, no 842, p 12
-118   2413927 1897-01-02 2413766 1896-07-25 161 BHarO, 1927, no 842, p 12
-117   2414276 1897-12-17 2414104 1897-06-28 172 BHarO, 1927, no 842, p 12, AnHar, 1909, vol 55, p 95
-116   2414622 1898-11-28 2414442 1898-06-01 180 BHarO, 1927, no 842, p 12
-115   2414939 1899-10-11 2414780 1899-05-05 159 AnHar, 1909, vol 55, p 95, BHarO, 1927, no 842, p 12
-114   2415262 1900-08-30 2415118 1900-04-08 144 BHarO, 1927, no 842, p 12
-112   2415950 1902-07-19 2415794 1902-02-13 156 BHarO, 1927, no 842, p 12
-111   2416280 1903-06-14 2416132 1903-01-17 148 SVO
-110   2416613 1904-05-12 2416470 1903-12-21 143 AnHar, 1909, vol 55, p 95, BHarO, 1927, no 842, p 12
-109   2416949 1905-04-13 2416808 1904-11-23 141 SVO
-108   2417282 1906-03-12 2417146 1905-10-27 136 BHarO, 1927, no 842, p 12
-106   2417950 1908-01-09 2417822 1907-09-03 128 BHarO, 1927, no 842, p 12
-105   2418293 1908-12-17 2418160 1908-08-06 133 BHarO, 1927, no 842, p 12
-104   2418624 1909-11-13 2418498 1909-07-10 126 BHarO, 1927, no 842, p 12, AnHar, 1952, vol 115
-103   2418955 1910-10-10 2418836 1910-06-13 119 SVO
-102   2419280 1911-08-31 2419174 1911-05-17 106 AnHar, 1952, vol 115
-100   2419940 1913-06-21 2419850 1913-03-23 90 SVO
-98   2420605 1915-04-17 2420526 1915-01-28 79 AnHar, 1952, vol 115, BHarO, 1927, no 842, p 12
-97   2420945 1916-03-22 2420864 1916-01-01 81 AnHar, 1952, vol 115, BHarO, 1927, no 842, p 12
-96   2421269 1917-02-09 2421202 1916-12-04 67 BHarO, 1927, no 842, p 12
-95 8.3 2421596 1918-01-02 2421540 1917-11-07 56 SVO
-94 8.9 2421949 1918-12-21 2421878 1918-10-11 71 SVO
-93 8.3 2422281 1919-11-18 2422216 1919-09-14 65 SVO
-92 8.2 2422613 1920-10-15 2422554 1920-08-17 59 SVO
-91 7.6 2422946 1921-09-13 2422892 1921-07-21 54 SVO
-90 8.5 2423296 1922-08-29 2423230 1922-06-24 66 SVO
-89 8.4 2423635 1923-08-03 2423568 1923-05-28 67 SVO
-88 8.5 2423979 1924-07-12 2423906 1924-04-30 73 SVO
-87 8.2 2424317 1925-06-15 2424244 1925-04-03 73 SVO
-86 8.4 2424656 1926-05-20 2424582 1926-03-07 74 SVO
-85 8.9 2424996 1927-04-25 2424920 1927-02-08 76 SVO
-84 8.0 2425319 1928-03-13 2425258 1928-01-12 61 SVO
-83 8.5 2425647 1929-02-04 2425596 1928-12-15 51 SVO
-82 7.8 2425971 1929-12-25 2425934 1929-11-18 37 SVO
-81 8.6 2426301 1930-11-20 2426272 1930-10-22 29 SVO
-80 8.3 2426636 1931-10-21 2426610 1931-09-25 26 SVO
-79 8.6 2426973 1932-09-22 2426948 1932-08-28 25 SVO
-78 8.4 2427296 1933-08-11 2427286 1933-08-01 10 SVO
-77 8.4 2427628 1934-07-09 2427624 1934-07-05 4 SVO
-76 7.8 2427954 1935-05-31 2427962 1935-06-08 -8 SVO
-75 9.4 2428288 1936-04-29 2428300 1936-05-11 -12 SVO
-74 8.6 2428613 1937-03-20 2428638 1937-04-14 -25 SVO
-73 8.7 2428951 1938-02-21 2428976 1938-03-18 -25 SVO
-72 8.6 2429294 1939-01-30 2429314 1939-02-19 -20 SVO
-71 8.2 2429622 1939-12-24 2429652 1940-01-23 -30 SVO
-70 9.5 2429955 1940-11-21 2429990 1940-12-26 -35 SVO
-69 8.4 2430286 1941-10-18 2430328 1941-11-29 -42 SVO
-68 8.6 2430626 1942-09-23 2430666 1942-11-02 -40 AAVSO
-67 8.0 2430944 1943-08-07 2431004 1943-10-06 -60 SVO
-66 8.8 2431292 1944-07-20 2431342 1944-09-08 -50 SVO
-65 8.5 2431632 1945-06-25 2431680 1945-08-12 -48 SVO
-64 8.3 2431964 1946-05-23 2432018 1946-07-16 -54 SVO
-63 8.2 2432291 1947-04-15 2432356 1947-06-19 -65 SVO
-62 7.7 2432623 1948-03-12 2432694 1948-05-22 -71 SVO
-61 9.0 2432960 1949-02-12 2433032 1949-04-25 -72 SVO
-60 8.6 2433294 1950-01-12 2433370 1950-03-29 -76 SVO
-59 9.6 2433629 1950-12-13 2433708 1951-03-02 -79 SVO
-58 8.3 2433963 1951-11-12 2434046 1952-02-03 -83 SVO
-57 9.3 2434301 1952-10-15 2434384 1953-01-06 -83 SVO
-56 8.2 2434634 1953-09-13 2434722 1953-12-10 -88 SVO
-55 8.5 2434974 1954-08-19 2435060 1954-11-13 -86 SVO
-54 9.1 2435306 1955-07-17 2435398 1955-10-17 -92 SVO
-53 8.0 2435646 1956-06-21 2435736 1956-09-19 -90 SVO
-52 9.3 2435993 1957-06-03 2436074 1957-08-23 -81 SVO
-51 7.5 2436311 1958-04-17 2436412 1958-07-27 -101 SVO
-50 8.6 2436664 1959-04-05 2436750 1959-06-30 -86 SVO
-49 8.2 2436998 1960-03-04 2437088 1960-06-02 -90 SVO
-48 7.9 2437328 1961-01-28 2437426 1961-05-06 -98 SVO
-47 9.1 2437671 1962-01-06 2437764 1962-04-09 -93 SVO
-46 8.2 2438004 1962-12-05 2438102 1963-03-13 -98 SVO
-45 8.7 2438334 1963-10-31 2438440 1964-02-14 -106 AAVSO
-44 8.0 2438666 1964-09-27 2438778 1965-01-17 -112 SVO
-43 8.8 2438996 1965-08-23 2439116 1965-12-21 -120 AAVSO
-42 8.0 2439323 1966-07-16 2439454 1966-11-24 -131 SVO
-41 8.3 2439656 1967-06-14 2439792 1967-10-28 -136 SVO
-40 8.2 2439993 1968-05-16 2440130 1968-09-30 -137 SVO
-39 8.3 2440322 1969-04-10 2440468 1969-09-03 -146 SVO
-38 8.6 2440652 1970-03-06 2440806 1970-08-07 -154 AAVSO
-37 9.0 2440990 1971-02-07 2441144 1971-07-11 -154 AAVSO
-36   2441320 1972-01-03 2441482 1972-06-13 -162 AAVSO
-35   2441658 1972-12-06 2441820 1973-05-17 -162 AAVSO
-34 8.3 2441990 1973-11-03 2442158 1974-04-20 -168 SVO
-33 8.6 2442338 1974-10-17 2442496 1975-03-24 -158 AAVSO
-32 8.1 2442667 1975-09-11 2442834 1976-02-25 -167 AAVSO
-31 8.2 2443003 1976-08-12 2443172 1977-01-28 -169 AAVSO
-30 8.6 2443342 1977-07-17 2443510 1978-01-01 -168 SVO
-29 7.9 2443667 1978-06-07 2443848 1978-12-05 -181 SVO
-28 8.4 2443999 1979-05-05 2444186 1979-11-08 -187 SVO
-27 8.8 2444338 1980-04-08 2444524 1980-10-11 -186 SVO
-26 7.9 2444673 1981-03-09 2444862 1981-09-14 -189 SVO
-25 9.2 2445007 1982-02-06 2445200 1982-08-18 -193 SVO
-24 8.3 2445335 1982-12-31 2445538 1983-07-22 -203 SVO
-23 8.6 2445661 1983-11-22 2445876 1984-06-24 -215 SVO
-22 8.5 2446004 1984-10-30 2446214 1985-05-28 -210 SVO
-21 8.5 2446330 1985-09-21 2446552 1986-05-01 -222 AAVSO
-20 8.5 2446668 1986-08-25 2446890 1987-04-04 -222 SVO
-19 8.5 2447017 1987-08-09 2447228 1988-03-07 -211 SVO
-18 7.5 2447336 1988-06-23 2447566 1989-02-08 -230 SVO
-17 9.8 2447678 1989-05-31 2447904 1990-01-12 -226 SVO
-16 8.1 2447994 1990-04-12 2448242 1990-12-16 -248 SVO
-15 9.9 2448339 1991-03-23 2448580 1991-11-19 -241 SVO
-14 7.8 2448658 1992-02-05 2448918 1992-10-22 -260 SVO
-13 8.5 2449003 1993-01-15 2449256 1993-09-25 -253 SVO
-12 7.7 2449326 1993-12-04 2449594 1994-08-29 -268 SVO
-11 8.2 2449652 1994-10-26 2449932 1995-08-02 -280 SVO
-10 8.2 2449982 1995-09-21 2450270 1996-07-05 -288 SVO
-9 9.0 2450316 1996-08-20 2450608 1997-06-08 -292 SVO
-8 8.0 2450636 1997-07-06 2450946 1998-05-12 -310 SVO
-7 9.0 2450971 1998-06-06 2451284 1999-04-15 -313 SVO
-6 8.3 2451306 1999-05-07 2451622 2000-03-18 -316 SVO
-5 7.8 2451631 2000-03-27 2451960 2001-02-19 -329 SVO
-4 8.7 2451963 2001-02-22 2452298 2002-01-23 -335 SVO
-3 8.0 2452297 2002-01-22 2452636 2002-12-27 -339 SVO
-2 8.3 2452637 2002-12-28 2452974 2003-11-30 -337 SVO
-1 8.4 2452978 2003-12-04 2453312 2004-11-02 -334 SVO
0 8.1 2453309 2004-10-30 2453650 2005-10-06 -341 SVO
1 8.3 2453648 2005-10-04 2453988 2006-09-09 -340 SVO
2 8.5 2453988 2006-09-09 2454326 2007-08-13 -338 SVO
3 8.7 2454327 2007-08-14 2454664 2008-07-16 -337 SVO
4 8.3 2454673 2008-07-25 2455002 2009-06-19 -329 SVO
5 7.8 2454997 2009-06-14 2455340 2010-05-23 -343 SVO
6 8.6 2455334 2010-05-17 2455678 2011-04-26 -344 SVO
7 9.0 2455672 2011-04-20 2456016 2012-03-29 -344 SVO
8 9.0 2456003 2012-03-16 2456354 2013-03-02 -351 AAVSO
9 8.2 2456341 2013-02-17 2456692 2014-02-03 -351 SVO
10 8.7 2456681 2014-01-23 2457030 2015-01-07 -349 SVO
11 8.0 2457022 2014-12-30 2457368 2015-12-11 -346 SVO
12 8.6 2457355 2015-11-28 2457706 2016-11-13 -351 SVO
13 8.6 2457689 2016-10-27 2458044 2017-10-17 -355 SVO
14 8.0 2458023 2017-09-26 2458382 2018-09-20 -359 SVO
15 8.8 2458364 2018-09-02 2458720 2019-08-24 -356 SVO
16 8.0 2458709 2019-08-13 2459058 2020-07-27 -349 SVO
17 8.5 2459048 2020-07-17 2459396 2021-06-30 -348 SVO
18 7.9 2459377 2021-06-11 2459734 2022-06-03 -357 SVO
19 8.0 2459708 2022-05-08 2460072 2023-05-07 -364 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.