Maxima for RU Vir
Period: 433.2, Epoch: 2437773
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-56   2413314 1895-04-30 2413514 1895-11-16 -200 GuL, 1918, 1.1
-55   2413764 1896-07-23 2413947 1897-01-22 -183 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-54   2414206 1897-10-08 2414380 1898-03-31 -174 AnHar, 1909, vol 55, p 95
-53   2414661 1899-01-06 2414813 1899-06-07 -152 AnHar, 1909, vol 55, p 95
-50   2415909 1902-06-08 2416113 1902-12-29 -204 GuL, 1918, 1.1
-48 8.0 2416817 1904-12-02 2416979 1905-05-13 -162 AAVSO
-47 8.4 2417274 1906-03-04 2417413 1906-07-21 -139 AAVSO
-46 8.0 2417712 1907-05-16 2417846 1907-09-27 -134 AAVSO
-45 8.0 2418103 1908-06-10 2418279 1908-12-03 -176 AAVSO
-44   2418552 1909-09-02 2418712 1910-02-09 -160 AAVSO
-43   2418986 1910-11-10 2419145 1911-04-18 -159 AAVSO
-42   2419432 1912-01-30 2419579 1912-06-25 -147 AAVSO
-41 9.1 2419874 1913-04-16 2420012 1913-09-01 -138 AAVSO
-40 10.2 2420292 1914-06-08 2420445 1914-11-08 -153 SVO
-39 10.5 2420719 1915-08-09 2420878 1916-01-15 -159 SVO
-38   2421162 1916-10-25 2421311 1917-03-23 -149 AAVSO
-37   2421627 1918-02-02 2421745 1918-05-31 -118 AAVSO
-36   2422096 1919-05-17 2422178 1919-08-07 -82 AAVSO
-35   2422534 1920-07-28 2422611 1920-10-13 -77 AAVSO
-33   2423346 1922-10-18 2423477 1923-02-26 -131 AAVSO
-32 11.8 2423797 1924-01-12 2423911 1924-05-05 -114 AAVSO
-31 10.7 2424249 1925-04-08 2424344 1925-07-12 -95 SVO
-30 10.2 2424674 1926-06-07 2424777 1926-09-18 -103 SVO
-29   2425122 1927-08-29 2425210 1927-11-25 -88 AAVSO
-28 9.7 2425568 1928-11-17 2425643 1929-01-31 -75 AAVSO
-27 9.4 2425970 1929-12-24 2426077 1930-04-10 -107 SVO
-26 10.1 2426421 1931-03-20 2426510 1931-06-17 -89 SVO
-25 10.8 2426867 1932-06-08 2426943 1932-08-23 -76 SVO
-24 10.8 2427297 1933-08-12 2427376 1933-10-30 -79 SVO
-23 11.0 2427733 1934-10-22 2427809 1935-01-06 -76 SVO
-22 9.4 2428155 1935-12-18 2428243 1936-03-15 -88 AAVSO
-21 11.3 2428589 1937-02-24 2428676 1937-05-22 -87 SVO
-20 11.1 2429014 1938-04-25 2429109 1938-07-29 -95 AAVSO
-19 10.4 2429452 1939-07-07 2429542 1939-10-05 -90 AAVSO
-18 11.2 2429907 1940-10-04 2429975 1940-12-11 -68 SVO
-17 11.1 2430326 1941-11-27 2430409 1942-02-18 -83 AAVSO
-16   2430776 1943-02-20 2430842 1943-04-27 -66 AAVSO
-15 10.6 2431225 1944-05-14 2431275 1944-07-03 -50 SVO
-14 10.9 2431702 1945-09-03 2431708 1945-09-09 -6 AAVSO
-13 10.0 2432136 1946-11-11 2432141 1946-11-16 -5 AAVSO
-12 10.2 2432546 1947-12-26 2432575 1948-01-24 -29 AAVSO
-11 9.5 2432998 1949-03-22 2433008 1949-04-01 -10 SVO
-10 8.7 2433429 1950-05-27 2433441 1950-06-08 -12 AAVSO
-9 9.5 2433866 1951-08-07 2433874 1951-08-15 -8 AAVSO
-8   2434303 1952-10-17 2434307 1952-10-21 -4 AAVSO
-7 10.0 2434761 1954-01-18 2434741 1953-12-29 20 AAVSO
-6 9.4 2435217 1955-04-19 2435174 1955-03-07 43 SVO
-5 9.8 2435644 1956-06-19 2435607 1956-05-13 37 SVO
-4   2436084 1957-09-02 2436040 1957-07-20 44 AAVSO
-3   2436520 1958-11-12 2436473 1958-09-26 47 AAVSO
-2 10.1 2436957 1960-01-23 2436907 1959-12-04 50 AAVSO
-1 10.2 2437385 1961-03-26 2437340 1961-02-09 45 SVO
0 10.1 2437817 1962-06-01 2437773 1962-04-18 44 SVO
1 10.3 2438230 1963-07-19 2438206 1963-06-25 24 SVO
2 10.7 2438667 1964-09-28 2438639 1964-08-31 28 SVO
3 10.7 2439085 1965-11-20 2439073 1965-11-08 12 SVO
4 10.6 2439546 1967-02-24 2439506 1967-01-15 40 AAVSO
5 11.0 2439960 1968-04-13 2439939 1968-03-23 21 SVO
6 11.0 2440398 1969-06-25 2440372 1969-05-30 26 SVO
7 10.1 2440804 1970-08-05 2440805 1970-08-06 -1 SVO
8 10.5 2441239 1971-10-14 2441239 1971-10-14 0 SVO
9 10.0 2441686 1973-01-03 2441672 1972-12-20 14 AAVSO
10 10.1 2442105 1974-02-26 2442105 1974-02-26 0 SVO
11 9.0 2442524 1975-04-21 2442538 1975-05-05 -14 SVO
12 9.0 2442945 1976-06-15 2442971 1976-07-11 -26 SVO
13 9.0 2443397 1977-09-10 2443405 1977-09-18 -8 SVO
14 8.3 2443824 1978-11-11 2443838 1978-11-25 -14 SVO
15 8.4 2444260 1980-01-21 2444271 1980-02-01 -11 SVO
16 8.6 2444704 1981-04-09 2444704 1981-04-09 0 SVO
17 9.0 2445123 1982-06-02 2445137 1982-06-16 -14 AAVSO
18 9.7 2445564 1983-08-17 2445571 1983-08-24 -7 SVO
19 9.2 2445991 1984-10-17 2446004 1984-10-30 -13 SVO
20 9.5 2446440 1986-01-09 2446437 1986-01-06 3 SVO
21 10.3 2446894 1987-04-08 2446870 1987-03-15 24 SVO
22 10.1 2447331 1988-06-18 2447303 1988-05-21 28 SVO
23 10.9 2447778 1989-09-08 2447737 1989-07-29 41 SVO
24 10.7 2448212 1990-11-16 2448170 1990-10-05 42 SVO
25 10.8 2448655 1992-02-02 2448603 1991-12-12 52 SVO
26 11.6 2449108 1993-04-30 2449036 1993-02-17 72 SVO
27 10.7 2449543 1994-07-09 2449469 1994-04-26 74 SVO
28 10.5 2449975 1995-09-14 2449903 1995-07-04 72 SVO
29 10.3 2450421 1996-12-03 2450336 1996-09-09 85 SVO
30 10.4 2450872 1998-02-27 2450769 1997-11-16 103 SVO
31 9.8 2451310 1999-05-11 2451202 1999-01-23 108 SVO
32 11.1 2451763 2000-08-06 2451635 2000-03-31 128 SVO
33 10.5 2452207 2001-10-24 2452069 2001-06-08 138 SVO
34 9.8 2452639 2002-12-30 2452502 2002-08-15 137 SVO
35 9.4 2453075 2004-03-10 2452935 2003-10-22 140 SVO
36 8.6 2453503 2005-05-12 2453368 2004-12-28 135 SVO
37 8.8 2453923 2006-07-06 2453801 2006-03-06 122 SVO
38   2454371 2007-09-27 2454235 2007-05-14 136 AAVSO
39 9.0 2454815 2008-12-14 2454668 2008-07-20 147 SVO
40 9.4 2455266 2010-03-10 2455101 2009-09-26 165 SVO
41 9.2 2455707 2011-05-25 2455534 2010-12-03 173 SVO
42 10.1 2456121 2012-07-12 2455967 2012-02-09 154 SVO
43 11.1 2456570 2013-10-04 2456401 2013-04-18 169 SVO
44 11.2 2456997 2014-12-05 2456834 2014-06-25 163 AAVSO
45 10.7 2457442 2016-02-23 2457267 2015-09-01 175 SVO
46 9.8 2457861 2017-04-17 2457700 2016-11-07 161 SVO
47 9.8 2458279 2018-06-09 2458133 2018-01-14 146 SVO
48 9.4 2458713 2019-08-17 2458567 2019-03-24 146 SVO
49 9.7 2459138 2020-10-15 2459000 2020-05-30 138 SVO
50 9.9 2459591 2022-01-11 2459433 2021-08-06 158 SVO
51 9.9 2460026 2023-03-22 2459866 2022-10-13 160 SVO
52 9.9 2460466 2024-06-04 2460299 2023-12-20 167 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.