Maxima for RU Vir
Period: 436.46, Epoch: 2437770.7
AAVSO offset: -4

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-56   2413314 1895-04-30 2413329 1895-05-15 -15 GuL, 1918, 1.1
-55   2413764 1896-07-23 2413765 1896-07-24 -1 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-54   2414206 1897-10-08 2414202 1897-10-04 4 AnHar, 1909, vol 55, p 95
-53   2414661 1899-01-06 2414638 1898-12-14 23 AnHar, 1909, vol 55, p 95
-50   2415909 1902-06-08 2415948 1902-07-17 -39 GuL, 1918, 1.1
-48 8.0 2416817 1904-12-02 2416821 1904-12-06 -4 AAVSO
-47 8.4 2417274 1906-03-04 2417257 1906-02-15 17 AAVSO
-46 8.0 2417712 1907-05-16 2417694 1907-04-28 18 AAVSO
-45 8.0 2418103 1908-06-10 2418130 1908-07-07 -27 AAVSO
-44   2418552 1909-09-02 2418566 1909-09-16 -14 AAVSO
-43   2418986 1910-11-10 2419003 1910-11-27 -17 AAVSO
-42   2419432 1912-01-30 2419439 1912-02-06 -7 AAVSO
-41 9.1 2419874 1913-04-16 2419876 1913-04-18 -2 AAVSO
-40 10.2 2420292 1914-06-08 2420312 1914-06-28 -20 SVO
-39 10.5 2420719 1915-08-09 2420749 1915-09-08 -30 SVO
-38   2421162 1916-10-25 2421185 1916-11-17 -23 AAVSO
-37   2421627 1918-02-02 2421622 1918-01-28 5 AAVSO
-36   2422096 1919-05-17 2422058 1919-04-09 38 AAVSO
-35   2422534 1920-07-28 2422495 1920-06-19 39 AAVSO
-33   2423346 1922-10-18 2423368 1922-11-09 -22 AAVSO
-32 11.8 2423797 1924-01-12 2423804 1924-01-19 -7 AAVSO
-31 10.7 2424249 1925-04-08 2424240 1925-03-30 9 SVO
-30 10.2 2424674 1926-06-07 2424677 1926-06-10 -3 SVO
-29   2425122 1927-08-29 2425113 1927-08-20 9 AAVSO
-28 9.7 2425568 1928-11-17 2425550 1928-10-30 18 AAVSO
-27 9.4 2425970 1929-12-24 2425986 1930-01-09 -16 SVO
-26 10.1 2426421 1931-03-20 2426423 1931-03-22 -2 SVO
-25 10.8 2426867 1932-06-08 2426859 1932-05-31 8 SVO
-24 10.8 2427297 1933-08-12 2427296 1933-08-11 1 SVO
-23 11.0 2427733 1934-10-22 2427732 1934-10-21 1 SVO
-22 9.4 2428155 1935-12-18 2428169 1936-01-01 -14 AAVSO
-21 11.3 2428589 1937-02-24 2428605 1937-03-12 -16 SVO
-20 11.1 2429014 1938-04-25 2429042 1938-05-23 -28 AAVSO
-19 10.4 2429452 1939-07-07 2429478 1939-08-02 -26 AAVSO
-18 11.2 2429907 1940-10-04 2429914 1940-10-11 -7 SVO
-17 11.1 2430326 1941-11-27 2430351 1941-12-22 -25 AAVSO
-16   2430776 1943-02-20 2430787 1943-03-03 -11 AAVSO
-15 10.6 2431225 1944-05-14 2431224 1944-05-13 1 SVO
-14 10.9 2431702 1945-09-03 2431660 1945-07-23 42 AAVSO
-13 10.0 2432136 1946-11-11 2432097 1946-10-03 39 AAVSO
-12 10.2 2432546 1947-12-26 2432533 1947-12-13 13 AAVSO
-11 9.5 2432998 1949-03-22 2432970 1949-02-22 28 SVO
-10 8.7 2433429 1950-05-27 2433406 1950-05-04 23 AAVSO
-9 9.5 2433866 1951-08-07 2433843 1951-07-15 23 AAVSO
-8   2434303 1952-10-17 2434279 1952-09-23 24 AAVSO
-7 10.0 2434761 1954-01-18 2434715 1953-12-03 46 AAVSO
-6 9.4 2435217 1955-04-19 2435152 1955-02-13 65 SVO
-5 9.8 2435644 1956-06-19 2435588 1956-04-24 56 SVO
-4   2436084 1957-09-02 2436025 1957-07-05 59 AAVSO
-3   2436520 1958-11-12 2436461 1958-09-14 59 AAVSO
-2 10.1 2436957 1960-01-23 2436898 1959-11-25 59 AAVSO
-1 10.2 2437385 1961-03-26 2437334 1961-02-03 51 SVO
0 10.1 2437817 1962-06-01 2437771 1962-04-16 46 SVO
1 10.3 2438230 1963-07-19 2438207 1963-06-26 23 SVO
2 10.7 2438667 1964-09-28 2438644 1964-09-05 23 SVO
3 10.7 2439085 1965-11-20 2439080 1965-11-15 5 SVO
4 10.6 2439546 1967-02-24 2439517 1967-01-26 29 AAVSO
5 11.0 2439960 1968-04-13 2439953 1968-04-06 7 SVO
6 11.0 2440398 1969-06-25 2440389 1969-06-16 9 SVO
7 10.1 2440804 1970-08-05 2440826 1970-08-27 -22 SVO
8 10.5 2441239 1971-10-14 2441262 1971-11-06 -23 SVO
9 10.0 2441686 1973-01-03 2441699 1973-01-16 -13 AAVSO
10 10.1 2442105 1974-02-26 2442135 1974-03-28 -30 SVO
11 9.0 2442524 1975-04-21 2442572 1975-06-08 -48 SVO
12 9.0 2442945 1976-06-15 2443008 1976-08-17 -63 SVO
13 9.0 2443397 1977-09-10 2443445 1977-10-28 -48 SVO
14 8.3 2443824 1978-11-11 2443881 1979-01-07 -57 SVO
15 8.4 2444260 1980-01-21 2444318 1980-03-19 -58 SVO
16 8.6 2444704 1981-04-09 2444754 1981-05-29 -50 SVO
17 9.0 2445123 1982-06-02 2445190 1982-08-08 -67 AAVSO
18 9.7 2445564 1983-08-17 2445627 1983-10-19 -63 SVO
19 9.2 2445991 1984-10-17 2446063 1984-12-28 -72 SVO
20 9.5 2446440 1986-01-09 2446500 1986-03-10 -60 SVO
21 10.3 2446894 1987-04-08 2446936 1987-05-20 -42 SVO
22 10.1 2447331 1988-06-18 2447373 1988-07-30 -42 SVO
23 10.9 2447778 1989-09-08 2447809 1989-10-09 -31 SVO
24 10.7 2448212 1990-11-16 2448246 1990-12-20 -34 SVO
25 10.8 2448655 1992-02-02 2448682 1992-02-29 -27 SVO
26 11.6 2449108 1993-04-30 2449119 1993-05-11 -11 SVO
27 10.7 2449543 1994-07-09 2449555 1994-07-21 -12 SVO
28 10.5 2449975 1995-09-14 2449992 1995-10-01 -17 SVO
29 10.3 2450421 1996-12-03 2450428 1996-12-10 -7 SVO
30 10.4 2450872 1998-02-27 2450864 1998-02-19 8 SVO
31 9.8 2451310 1999-05-11 2451301 1999-05-02 9 SVO
32 11.1 2451763 2000-08-06 2451737 2000-07-11 26 SVO
33 10.5 2452207 2001-10-24 2452174 2001-09-21 33 SVO
34 9.8 2452639 2002-12-30 2452610 2002-12-01 29 SVO
35 9.4 2453075 2004-03-10 2453047 2004-02-11 28 SVO
36 8.6 2453503 2005-05-12 2453483 2005-04-22 20 SVO
37 8.8 2453923 2006-07-06 2453920 2006-07-03 3 SVO
38   2454371 2007-09-27 2454356 2007-09-12 15 AAVSO
39 9.0 2454815 2008-12-14 2454793 2008-11-22 22 SVO
40 9.4 2455266 2010-03-10 2455229 2010-02-01 37 SVO
41 9.2 2455707 2011-05-25 2455666 2011-04-14 41 SVO
42 10.1 2456121 2012-07-12 2456102 2012-06-23 19 SVO
43 11.1 2456570 2013-10-04 2456538 2013-09-02 32 SVO
44 11.2 2456997 2014-12-05 2456975 2014-11-13 22 AAVSO
45 10.7 2457442 2016-02-23 2457411 2016-01-23 31 SVO
46 9.8 2457861 2017-04-17 2457848 2017-04-04 13 SVO
47 9.8 2458279 2018-06-09 2458284 2018-06-14 -5 SVO
48 9.4 2458713 2019-08-17 2458721 2019-08-25 -8 SVO
49 9.7 2459138 2020-10-15 2459157 2020-11-03 -19 SVO
50 9.9 2459591 2022-01-11 2459594 2022-01-14 -3 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.