Maxima for R Oct
Period: 405.39, Epoch: 2441985
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-76   2411134 1889-05-11 2411175 1889-06-21 -41 AnHar, 1909, vol 55, p 95
-75   2411573 1890-07-24 2411581 1890-08-01 -8 AnHar, 1909, vol 55, p 95
-74   2411989 1891-09-13 2411986 1891-09-10 3 AnHar, 1909, vol 55, p 95
-72   2412827 1893-12-29 2412797 1893-11-29 30 AnHar, 1909, vol 55, p 95
-71   2413232 1895-02-07 2413202 1895-01-08 30 AnHar, 1909, vol 55, p 95
-70   2413612 1896-02-22 2413608 1896-02-18 4 AnHar, 1909, vol 55, p 95
-69   2414034 1897-04-19 2414013 1897-03-29 21 AnHar, 1909, vol 55, p 95
-68   2414444 1898-06-03 2414418 1898-05-08 26 AnHar, 1909, vol 55, p 95
-67 7.0 2414844 1899-07-08 2414824 1899-06-18 20 SVO
-66 8.4 2415256 1900-08-24 2415229 1900-07-28 27 SVO
-65 7.9 2415665 1901-10-07 2415635 1901-09-07 30 SVO
-64 7.8 2416069 1902-11-15 2416040 1902-10-17 29 SVO
-63   2416455 1903-12-06 2416445 1903-11-26 10 AnHar, 1952, vol 115
-62   2416865 1905-01-19 2416851 1905-01-05 14 AnHar, 1952, vol 115
-61   2417270 1906-02-28 2417256 1906-02-14 14 AnHar, 1952, vol 115
-59 7.6 2418065 1908-05-03 2418067 1908-05-05 -2 SVO
-58   2418472 1909-06-14 2418472 1909-06-14 0 AnHar, 1952, vol 115
-57 8.1 2418878 1910-07-25 2418878 1910-07-25 0 SVO
-56 7.5 2419281 1911-09-01 2419283 1911-09-03 -2 SVO
-55 7.1 2419682 1912-10-06 2419689 1912-10-13 -7 SVO
-52   2420920 1916-02-26 2420905 1916-02-11 15 SVO
-51   2421327 1917-04-08 2421310 1917-03-22 17 SVO
-50 8.0 2421730 1918-05-16 2421716 1918-05-02 14 SVO
-49 7.7 2422131 1919-06-21 2422121 1919-06-11 10 SVO
-48 8.8 2422543 1920-08-06 2422526 1920-07-20 17 SVO
-47 8.0 2422943 1921-09-10 2422932 1921-08-30 11 SVO
-46 8.7 2423351 1922-10-23 2423337 1922-10-09 14 SVO
-45 7.6 2423745 1923-11-21 2423742 1923-11-18 3 SVO
-44 8.2 2424154 1925-01-03 2424148 1924-12-28 6 SVO
-43 7.9 2424560 1926-02-13 2424553 1926-02-06 7 SVO
-42 8.3 2424971 1927-03-31 2424959 1927-03-19 12 SVO
-41 7.5 2425375 1928-05-08 2425364 1928-04-27 11 SVO
-40 8.3 2425778 1929-06-15 2425769 1929-06-06 9 SVO
-39 8.0 2426181 1930-07-23 2426175 1930-07-17 6 SVO
-38 7.9 2426583 1931-08-29 2426580 1931-08-26 3 SVO
-37 7.9 2426997 1932-10-16 2426986 1932-10-05 11 SVO
-36 7.9 2427397 1933-11-20 2427391 1933-11-14 6 SVO
-35 7.9 2427799 1934-12-27 2427796 1934-12-24 3 SVO
-34 8.2 2428200 1936-02-01 2428202 1936-02-03 -2 SVO
-33 8.3 2428609 1937-03-16 2428607 1937-03-14 2 SVO
-32 8.1 2429020 1938-05-01 2429013 1938-04-24 7 SVO
-31 8.2 2429429 1939-06-14 2429418 1939-06-03 11 SVO
-30 7.4 2429822 1940-07-11 2429823 1940-07-12 -1 SVO
-29 9.1 2430234 1941-08-27 2430229 1941-08-22 5 AAVSO
-28 8.2 2430636 1942-10-03 2430634 1942-10-01 2 SVO
-27 8.5 2431051 1943-11-22 2431039 1943-11-10 12 SVO
-26 7.8 2431451 1944-12-26 2431445 1944-12-20 6 SVO
-25 7.6 2431842 1946-01-21 2431850 1946-01-29 -8 SVO
-24 8.7 2432245 1947-02-28 2432256 1947-03-11 -11 SVO
-23 8.0 2432647 1948-04-05 2432661 1948-04-19 -14 SVO
-22 8.4 2433047 1949-05-10 2433066 1949-05-29 -19 SVO
-21 8.3 2433448 1950-06-15 2433472 1950-07-09 -24 SVO
-20 8.0 2433844 1951-07-16 2433877 1951-08-18 -33 SVO
-19 8.6 2434254 1952-08-29 2434283 1952-09-27 -29 SVO
-18 7.6 2434655 1953-10-04 2434688 1953-11-06 -33 SVO
-17 8.3 2435057 1954-11-10 2435093 1954-12-16 -36 SVO
-16 7.9 2435467 1955-12-25 2435499 1956-01-26 -32 SVO
-15 8.5 2435880 1957-02-10 2435904 1957-03-06 -24 SVO
-14 8.0 2436298 1958-04-04 2436310 1958-04-16 -12 SVO
-13 7.8 2436689 1959-04-30 2436715 1959-05-26 -26 SVO
-12 8.1 2437105 1960-06-19 2437120 1960-07-04 -15 SVO
-11 7.6 2437505 1961-07-24 2437526 1961-08-14 -21 SVO
-10 8.5 2437925 1962-09-17 2437931 1962-09-23 -6 SVO
-9 8.1 2438332 1963-10-29 2438336 1963-11-02 -4 SVO
-8 8.0 2438736 1964-12-06 2438742 1964-12-12 -6 SVO
-7 7.7 2439144 1966-01-18 2439147 1966-01-21 -3 SVO
-6 8.5 2439549 1967-02-27 2439553 1967-03-03 -4 SVO
-5 8.1 2439962 1968-04-15 2439958 1968-04-11 4 SVO
-4 7.9 2440364 1969-05-22 2440363 1969-05-21 1 SVO
-3 8.3 2440770 1970-07-02 2440769 1970-07-01 1 SVO
-2 7.8 2441172 1971-08-08 2441174 1971-08-10 -2 SVO
-1 8.3 2441573 1972-09-12 2441580 1972-09-19 -7 SVO
0 7.4 2441979 1973-10-23 2441985 1973-10-29 -6 SVO
1 8.6 2442386 1974-12-04 2442390 1974-12-08 -4 SVO
2 9.4 2442779 1976-01-01 2442796 1976-01-18 -17 AAVSO
3 7.6 2443189 1977-02-14 2443201 1977-02-26 -12 AAVSO
4 8.3 2443593 1978-03-25 2443607 1978-04-08 -14 SVO
5 7.9 2444011 1979-05-17 2444012 1979-05-18 -1 SVO
6 8.1 2444417 1980-06-26 2444417 1980-06-26 0 SVO
7 7.8 2444831 1981-08-14 2444823 1981-08-06 8 SVO
8 8.0 2445218 1982-09-05 2445228 1982-09-15 -10 SVO
9 8.2 2445631 1983-10-23 2445634 1983-10-26 -3 SVO
10 7.9 2446028 1984-11-23 2446039 1984-12-04 -11 SVO
11 8.1 2446438 1986-01-07 2446444 1986-01-13 -6 SVO
12 7.7 2446840 1987-02-13 2446850 1987-02-23 -10 SVO
13 8.5 2447240 1988-03-19 2447255 1988-04-03 -15 SVO
14 7.4 2447640 1989-04-23 2447660 1989-05-13 -20 SVO
15 7.9 2448049 1990-06-06 2448066 1990-06-23 -17 SVO
16 8.4 2448462 1991-07-24 2448471 1991-08-02 -9 SVO
17 7.6 2448871 1992-09-05 2448877 1992-09-11 -6 SVO
18 8.3 2449287 1993-10-26 2449282 1993-10-21 5 SVO
19 7.8 2449694 1994-12-07 2449687 1994-11-30 7 SVO
20 8.3 2450110 1996-01-27 2450093 1996-01-10 17 SVO
21 7.5 2450520 1997-03-12 2450498 1997-02-18 22 SVO
22 8.4 2450933 1998-04-29 2450904 1998-03-31 29 SVO
23 8.0 2451356 1999-06-26 2451309 1999-05-10 47 SVO
24 8.5 2451768 2000-08-11 2451714 2000-06-18 54 SVO
25 7.9 2452174 2001-09-21 2452120 2001-07-29 54 SVO
26 7.7 2452584 2002-11-05 2452525 2002-09-07 59 SVO
27 7.4 2452985 2003-12-11 2452931 2003-10-18 54 SVO
28 7.1 2453392 2005-01-21 2453336 2004-11-26 56 SVO
29 8.4 2453799 2006-03-04 2453741 2006-01-05 58 SVO
30 7.7 2454204 2007-04-13 2454147 2007-02-15 57 SVO
31 7.7 2454610 2008-05-23 2454552 2008-03-26 58 SVO
32 8.4 2455012 2009-06-29 2454957 2009-05-05 55 SVO
33 7.4 2455418 2010-08-09 2455363 2010-06-15 55 SVO
34   2455827 2011-09-22 2455768 2011-07-25 59 AAVSO
35 8.0 2456229 2012-10-28 2456174 2012-09-03 55 SVO
36 8.3 2456629 2013-12-02 2456579 2013-10-13 50 AAVSO
37 8.0 2457016 2014-12-24 2456984 2014-11-22 32 SVO
38 7.4 2457400 2016-01-12 2457390 2016-01-02 10 SVO
39 7.6 2457795 2017-02-10 2457795 2017-02-10 0 SVO
40 7.9 2458207 2018-03-29 2458201 2018-03-23 6 SVO
41 7.9 2458595 2019-04-21 2458606 2019-05-02 -11 SVO
42 7.4 2458988 2020-05-18 2459011 2020-06-10 -23 SVO
43 8.4 2459391 2021-06-25 2459417 2021-07-21 -26 SVO
44 8.1 2459800 2022-08-08 2459822 2022-08-30 -22 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.