Maxima for R Cas
Period: 430.80, Epoch: 2444496.8
AAVSO offset: -1

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-107 6.8 2398415 1854-07-15 2398401 1854-07-01 14 SVO
-106 6.4 2398839 1855-09-12 2398832 1855-09-05 7 SVO
-105 5.7 2399281 1856-11-27 2399263 1856-11-09 18 SVO
-104 6.6 2399711 1858-01-31 2399694 1858-01-14 17 SVO
-103 5.5 2400134 1859-03-30 2400125 1859-03-21 9 SVO
-102 5.6 2400569 1860-06-07 2400555 1860-05-24 14 SVO
-98 5.7 2402287 1865-02-19 2402279 1865-02-11 8 SVO
-97 4.7 2402709 1866-04-17 2402709 1866-04-17 0 SVO
-96 5.7 2403138 1867-06-20 2403140 1867-06-22 -2 SVO
-94 6.2 2403989 1869-10-18 2404002 1869-10-31 -13 SVO
-93 4.9 2404412 1870-12-15 2404433 1871-01-05 -21 SVO
-92 5.4 2404834 1872-02-10 2404863 1872-03-10 -29 SVO
-91 5.2 2405254 1873-04-05 2405294 1873-05-15 -40 SVO
-90 5.4 2405677 1874-06-02 2405725 1874-07-20 -48 SVO
-89   2406102 1875-08-01 2406156 1875-09-24 -54 AnHar, 1909, vol 55, p 95
-88   2406547 1876-10-19 2406587 1876-11-28 -40 GuL, 1920, 1.2
-87 5.3 2406967 1877-12-13 2407017 1878-02-01 -50 SVO
-86   2407401 1879-02-20 2407448 1879-04-08 -47 AnHar, 1909, vol 55, p 95
-85   2407847 1880-05-11 2407879 1880-06-12 -32 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-84   2408276 1881-07-14 2408310 1881-08-17 -34 AnHar, 1909, vol 55, p 95
-83   2408693 1882-09-04 2408741 1882-10-22 -48 AnHar, 1909, vol 55, p 95
-82   2409151 1883-12-06 2409171 1883-12-26 -20 AnHar, 1909, vol 55, p 95
-81   2409580 1885-02-07 2409602 1885-03-01 -22 AnHar, 1909, vol 55, p 95
-79   2410455 1887-07-02 2410464 1887-07-11 -9 AnHar, 1909, vol 55, p 95
-78   2410890 1888-09-09 2410895 1888-09-14 -5 AnHar, 1909, vol 55, p 95
-77 5.8 2411306 1889-10-30 2411325 1889-11-18 -19 SVO
-76 6.0 2411734 1891-01-01 2411756 1891-01-23 -22 SVO
-75 5.4 2412173 1892-03-15 2412187 1892-03-29 -14 SVO
-74 6.0 2412588 1893-05-04 2412618 1893-06-03 -30 SVO
-73 5.4 2413036 1894-07-26 2413049 1894-08-08 -13 SVO
-72 5.8 2413480 1895-10-13 2413479 1895-10-12 1 SVO
-71 5.5 2413924 1896-12-30 2413910 1896-12-16 14 SVO
-70   2414359 1898-03-10 2414341 1898-02-20 18 AnHar, 1909, vol 55, p 95
-69   2414805 1899-05-30 2414772 1899-04-27 33 AnHar, 1909, vol 55, p 95
-68   2415241 1900-08-09 2415203 1900-07-02 38 AnHar, 1909, vol 55, p 95
-67 6.9 2415665 1901-10-07 2415633 1901-09-05 32 SVO
-66 7.7 2416101 1902-12-17 2416064 1902-11-10 37 SVO
-65 6.4 2416530 1904-02-19 2416495 1904-01-15 35 SVO
-64   2416964 1905-04-28 2416926 1905-03-21 38 AnHar, 1909, vol 55, p 95
-63 7.8 2417398 1906-07-06 2417357 1906-05-26 41 SVO
-62 6.7 2417813 1907-08-25 2417787 1907-07-30 26 SVO
-61 7.6 2418256 1908-11-10 2418218 1908-10-03 38 SVO
-60 7.2 2418689 1910-01-17 2418649 1909-12-08 40 SVO
-59 7.2 2419118 1911-03-22 2419080 1911-02-12 38 SVO
-58 7.2 2419554 1912-05-31 2419511 1912-04-18 43 SVO
-57 7.4 2419983 1913-08-03 2419941 1913-06-22 42 SVO
-56 6.0 2420399 1914-09-23 2420372 1914-08-27 27 SVO
-55 7.2 2420819 1915-11-17 2420803 1915-11-01 16 SVO
-54 7.2 2421256 1917-01-27 2421234 1917-01-05 22 SVO
-53 6.8 2421684 1918-03-31 2421664 1918-03-11 20 SVO
-52 6.5 2422115 1919-06-05 2422095 1919-05-16 20 SVO
-51 7.4 2422539 1920-08-02 2422526 1920-07-20 13 SVO
-50 6.6 2422970 1921-10-07 2422957 1921-09-24 13 SVO
-49 6.5 2423404 1922-12-15 2423388 1922-11-29 16 SVO
-48 6.0 2423827 1924-02-11 2423818 1924-02-02 9 SVO
-47 6.5 2424253 1925-04-12 2424249 1925-04-08 4 SVO
-46 6.3 2424683 1926-06-16 2424680 1926-06-13 3 SVO
-45 6.5 2425121 1927-08-28 2425111 1927-08-18 10 SVO
-44 6.6 2425549 1928-10-29 2425542 1928-10-22 7 SVO
-43 6.1 2425971 1929-12-25 2425972 1929-12-26 -1 SVO
-42 5.9 2426393 1931-02-20 2426403 1931-03-02 -10 SVO
-41 6.5 2426827 1932-04-29 2426834 1932-05-06 -7 SVO
-40 6.7 2427253 1933-06-29 2427265 1933-07-11 -12 SVO
-39 6.0 2427680 1934-08-30 2427696 1934-09-15 -16 SVO
-38 6.1 2428115 1935-11-08 2428126 1935-11-19 -11 SVO
-37 6.6 2428552 1937-01-18 2428557 1937-01-23 -5 SVO
-36 5.7 2428972 1938-03-14 2428988 1938-03-30 -16 SVO
-35 6.0 2429403 1939-05-19 2429419 1939-06-04 -16 SVO
-34 6.0 2429844 1940-08-02 2429850 1940-08-08 -6 SVO
-33 6.7 2430281 1941-10-13 2430280 1941-10-12 1 SVO
-32 6.3 2430709 1942-12-15 2430711 1942-12-17 -2 SVO
-31 6.0 2431142 1944-02-21 2431142 1944-02-21 0 SVO
-30 6.0 2431574 1945-04-28 2431573 1945-04-27 1 SVO
-29 6.1 2432012 1946-07-10 2432004 1946-07-02 8 SVO
-28 6.7 2432447 1947-09-18 2432434 1947-09-05 13 SVO
-27 5.4 2432875 1948-11-19 2432865 1948-11-09 10 SVO
-26 6.7 2433314 1950-02-01 2433296 1950-01-14 18 SVO
-25 6.5 2433757 1951-04-20 2433727 1951-03-21 30 SVO
-24 6.3 2434190 1952-06-26 2434158 1952-05-25 32 SVO
-23 6.1 2434627 1953-09-06 2434588 1953-07-29 39 SVO
-22 6.9 2435056 1954-11-09 2435019 1954-10-03 37 SVO
-21 5.6 2435483 1956-01-10 2435450 1955-12-08 33 SVO
-20 6.2 2435912 1957-03-14 2435881 1957-02-11 31 SVO
-19 5.9 2436339 1958-05-15 2436312 1958-04-18 27 SVO
-18 6.3 2436765 1959-07-15 2436742 1959-06-22 23 SVO
-17 6.4 2437206 1960-09-28 2437173 1960-08-26 33 SVO
-16 6.5 2437634 1961-11-30 2437604 1961-10-31 30 SVO
-15 5.6 2438055 1963-01-25 2438035 1963-01-05 20 SVO
-14 6.0 2438476 1964-03-21 2438466 1964-03-11 10 SVO
-13 6.6 2438904 1965-05-23 2438896 1965-05-15 8 SVO
-12 5.6 2439327 1966-07-20 2439327 1966-07-20 0 SVO
-11 7.6 2439760 1967-09-26 2439758 1967-09-24 2 SVO
-10 7.0 2440178 1968-11-17 2440189 1968-11-28 -11 SVO
-9 7.7 2440606 1970-01-19 2440620 1970-02-02 -14 SVO
-8 6.4 2441019 1971-03-08 2441050 1971-04-08 -31 SVO
-7 7.3 2441460 1972-05-22 2441481 1972-06-12 -21 SVO
-6 6.0 2441872 1973-07-08 2441912 1973-08-17 -40 SVO
-5 6.9 2442309 1974-09-18 2442343 1974-10-22 -34 SVO
-4 6.2 2442743 1975-11-26 2442774 1975-12-27 -31 SVO
-3 6.9 2443174 1977-01-30 2443204 1977-03-01 -30 SVO
-2 6.6 2443606 1978-04-07 2443635 1978-05-06 -29 SVO
-1 5.7 2444025 1979-05-31 2444066 1979-07-11 -41 SVO
0 6.9 2444467 1980-08-15 2444497 1980-09-14 -30 SVO
1 6.0 2444901 1981-10-23 2444928 1981-11-19 -27 SVO
2 6.8 2445329 1982-12-25 2445358 1983-01-23 -29 SVO
3 5.6 2445755 1984-02-24 2445789 1984-03-29 -34 SVO
4 7.2 2446198 1985-05-12 2446220 1985-06-03 -22 SVO
5 6.6 2446637 1986-07-25 2446651 1986-08-08 -14 SVO
6 6.1 2447067 1987-09-28 2447082 1987-10-13 -15 SVO
7 6.6 2447505 1988-12-09 2447512 1988-12-16 -7 SVO
8 5.5 2447937 1990-02-14 2447943 1990-02-20 -6 SVO
9 6.2 2448363 1991-04-16 2448374 1991-04-27 -11 SVO
10 6.3 2448798 1992-06-24 2448805 1992-07-01 -7 SVO
11 6.2 2449223 1993-08-23 2449236 1993-09-05 -13 SVO
12 5.6 2449650 1994-10-24 2449666 1994-11-09 -16 SVO
13 6.5 2450088 1996-01-05 2450097 1996-01-14 -9 SVO
14 6.3 2450516 1997-03-08 2450528 1997-03-20 -12 SVO
15 6.0 2450941 1998-05-07 2450959 1998-05-25 -18 SVO
16 6.3 2451369 1999-07-09 2451390 1999-07-30 -21 SVO
17 5.8 2451802 2000-09-14 2451820 2000-10-02 -18 SVO
18 5.7 2452230 2001-11-16 2452251 2001-12-07 -21 SVO
19 6.1 2452665 2003-01-25 2452682 2003-02-11 -17 SVO
20 5.4 2453101 2004-04-05 2453113 2004-04-17 -12 SVO
21 6.6 2453538 2005-06-16 2453544 2005-06-22 -6 SVO
22 5.5 2453966 2006-08-18 2453974 2006-08-26 -8 SVO
23 6.6 2454403 2007-10-29 2454405 2007-10-31 -2 SVO
24 5.9 2454842 2009-01-10 2454836 2009-01-04 6 SVO
25 5.7 2455270 2010-03-14 2455267 2010-03-11 3 SVO
26 5.9 2455718 2011-06-05 2455698 2011-05-16 20 SVO
27 5.5 2456139 2012-07-30 2456128 2012-07-19 11 SVO
28 7.1 2456577 2013-10-11 2456559 2013-09-23 18 SVO
29 5.6 2457002 2014-12-10 2456990 2014-11-28 12 SVO
30 7.7 2457438 2016-02-19 2457421 2016-02-02 17 SVO
31 6.8 2457876 2017-05-02 2457851 2017-04-07 25 SVO
32 6.8 2458310 2018-07-10 2458282 2018-06-12 28 SVO
33 5.5 2458734 2019-09-07 2458713 2019-08-17 21 SVO
34 5.6 2459157 2020-11-03 2459144 2020-10-21 13 SVO
35 5.5 2459583 2022-01-03 2459575 2021-12-26 8 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.