Maxima for RU Lyr
Period: 368.71, Epoch: 2445141.7
AAVSO offset: 0

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-91   2411610 1890-08-30 2411589 1890-08-09 21 SVO
-90   2411960 1891-08-15 2411958 1891-08-13 2 SVO
-88   2412700 1893-08-24 2412695 1893-08-19 5 SVO
-87   2413080 1894-09-08 2413064 1894-08-23 16 SVO
-86   2413410 1895-08-04 2413433 1895-08-27 -23 SVO
-82   2414890 1899-08-23 2414908 1899-09-10 -18 SVO
-80   2415620 1901-08-23 2415645 1901-09-17 -25 SVO
-79   2415983 1902-08-21 2416014 1902-09-21 -31 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-78   2416358 1903-08-31 2416382 1903-09-24 -24 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-77   2416721 1904-08-28 2416751 1904-09-27 -30 AnHar, 1909, vol 55, p 95
-76   2417091 1905-09-02 2417120 1905-10-01 -29 AnHar, 1909, vol 55, p 95
-75   2417448 1906-08-25 2417488 1906-10-04 -40 AnHar, 1909, vol 55, p 95
-74   2417839 1907-09-20 2417857 1907-10-08 -18 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-73   2418200 1908-09-15 2418226 1908-10-11 -26 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-71   2418930 1910-09-15 2418963 1910-10-18 -33 SVO
-69   2419690 1912-10-14 2419701 1912-10-25 -11 SVO
-68   2420040 1913-09-29 2420069 1913-10-28 -29 SVO
-67   2420410 1914-10-04 2420438 1914-11-01 -28 SVO
-66 9.4 2420798 1915-10-27 2420807 1915-11-05 -9 AAVSO
-65 10.6 2421169 1916-11-01 2421176 1916-11-08 -7 AAVSO
-64 10.0 2421529 1917-10-27 2421544 1917-11-11 -15 AAVSO
-63 11.0 2421898 1918-10-31 2421913 1918-11-15 -15 AAVSO
-62 11.0 2422261 1919-10-29 2422282 1919-11-19 -21 AAVSO
-61 11.4 2422640 1920-11-11 2422650 1920-11-21 -10 AAVSO
-60   2422990 1921-10-27 2423019 1921-11-25 -29 AAVSO
-59 10.7 2423360 1922-11-01 2423388 1922-11-29 -28 SVO
-58 10.8 2423736 1923-11-12 2423757 1923-12-03 -21 AAVSO
-57 10.6 2424111 1924-11-21 2424125 1924-12-05 -14 SVO
-56 11.0 2424480 1925-11-25 2424494 1925-12-09 -14 AAVSO
-55 10.9 2424845 1926-11-25 2424863 1926-12-13 -18 AAVSO
-54 10.7 2425227 1927-12-12 2425231 1927-12-16 -4 AAVSO
-53 10.3 2425591 1928-12-10 2425600 1928-12-19 -9 SVO
-52 11.4 2425974 1929-12-28 2425969 1929-12-23 5 SVO
-51 10.3 2426343 1931-01-01 2426338 1930-12-27 5 AAVSO
-50   2426720 1932-01-13 2426706 1931-12-30 14 AAVSO
-49   2427098 1933-01-25 2427075 1933-01-02 23 AAVSO
-48 10.2 2427471 1934-02-02 2427444 1934-01-06 27 AAVSO
-47 11.6 2427840 1935-02-06 2427812 1935-01-09 28 AAVSO
-46   2428227 1936-02-28 2428181 1936-01-13 46 AAVSO
-45   2428595 1937-03-02 2428550 1937-01-16 45 AAVSO
-44 10.8 2428966 1938-03-08 2428918 1938-01-19 48 AAVSO
-43   2429339 1939-03-16 2429287 1939-01-23 52 AAVSO
-42   2429702 1940-03-13 2429656 1940-01-27 46 AAVSO
-41   2430085 1941-03-31 2430025 1941-01-30 60 AAVSO
-40   2430456 1942-04-06 2430393 1942-02-02 63 AAVSO
-39   2430828 1943-04-13 2430762 1943-02-06 66 AAVSO
-38 10.3 2431187 1944-04-06 2431131 1944-02-10 56 AAVSO
-37 10.7 2431560 1945-04-14 2431499 1945-02-12 61 AAVSO
-36   2431948 1946-05-07 2431868 1946-02-16 80 AAVSO
-35 10.2 2432300 1947-04-24 2432237 1947-02-20 63 AAVSO
-34 10.6 2432671 1948-04-29 2432606 1948-02-24 65 AAVSO
-33 10.2 2433032 1949-04-25 2432974 1949-02-26 58 AAVSO
-32 11.3 2433400 1950-04-28 2433343 1950-03-02 57 AAVSO
-31 10.4 2433759 1951-04-22 2433712 1951-03-06 47 AAVSO
-30 11.0 2434104 1952-04-01 2434080 1952-03-08 24 AAVSO
-29 10.4 2434500 1953-05-02 2434449 1953-03-12 51 AAVSO
-28 10.1 2434870 1954-05-07 2434818 1954-03-16 52 AAVSO
-27 11.0 2435218 1955-04-20 2435187 1955-03-20 31 AAVSO
-26 10.0 2435585 1956-04-21 2435555 1956-03-22 30 AAVSO
-25 11.6 2435958 1957-04-29 2435924 1957-03-26 34 AAVSO
-24 10.7 2436327 1958-05-03 2436293 1958-03-30 34 AAVSO
-23 10.0 2436682 1959-04-23 2436661 1959-04-02 21 AAVSO
-22 10.6 2437023 1960-03-29 2437030 1960-04-05 -7 AAVSO
-21 10.8 2437395 1961-04-05 2437399 1961-04-09 -4 AAVSO
-20 10.6 2437758 1962-04-03 2437767 1962-04-12 -9 AAVSO
-19 10.7 2438116 1963-03-27 2438136 1963-04-16 -20 SVO
-18 11.5 2438481 1964-03-26 2438505 1964-04-19 -24 AAVSO
-17 10.7 2438839 1965-03-19 2438874 1965-04-23 -35 SVO
-16 11.0 2439204 1966-03-19 2439242 1966-04-26 -38 AAVSO
-15 10.6 2439566 1967-03-16 2439611 1967-04-30 -45 SVO
-14 10.4 2439920 1968-03-04 2439980 1968-05-03 -60 SVO
-13 10.5 2440303 1969-03-22 2440348 1969-05-06 -45 AAVSO
-12 10.6 2440667 1970-03-21 2440717 1970-05-10 -50 AAVSO
-11 10.7 2441029 1971-03-18 2441086 1971-05-14 -57 AAVSO
-10 10.6 2441400 1972-03-23 2441455 1972-05-17 -55 AAVSO
-9 10.5 2441770 1973-03-28 2441823 1973-05-20 -53 AAVSO
-8 10.6 2442153 1974-04-15 2442192 1974-05-24 -39 AAVSO
-7 10.9 2442526 1975-04-23 2442561 1975-05-28 -35 SVO
-6 10.7 2442901 1976-05-02 2442929 1976-05-30 -28 SVO
-5 10.3 2443262 1977-04-28 2443298 1977-06-03 -36 SVO
-4 11.1 2443635 1978-05-06 2443667 1978-06-07 -32 SVO
-3 10.4 2444008 1979-05-14 2444036 1979-06-11 -28 SVO
-2 11.0 2444381 1980-05-21 2444404 1980-06-13 -23 SVO
-1 10.5 2444759 1981-06-03 2444773 1981-06-17 -14 SVO
0 11.4 2445126 1982-06-05 2445142 1982-06-21 -16 SVO
1 10.6 2445496 1983-06-10 2445510 1983-06-24 -14 SVO
2 11.1 2445867 1984-06-15 2445879 1984-06-27 -12 SVO
3 10.7 2446243 1985-06-26 2446248 1985-07-01 -5 SVO
4 10.7 2446615 1986-07-03 2446617 1986-07-05 -2 SVO
5 10.9 2446987 1987-07-10 2446985 1987-07-08 2 SVO
6 10.8 2447350 1988-07-07 2447354 1988-07-11 -4 SVO
7 10.5 2447717 1989-07-09 2447723 1989-07-15 -6 SVO
8 11.2 2448086 1990-07-13 2448091 1990-07-18 -5 SVO
9 10.5 2448451 1991-07-13 2448460 1991-07-22 -9 SVO
10 11.1 2448824 1992-07-20 2448829 1992-07-25 -5 SVO
11 10.8 2449201 1993-08-01 2449197 1993-07-28 4 SVO
12 10.8 2449560 1994-07-26 2449566 1994-08-01 -6 SVO
13 10.5 2449930 1995-07-31 2449935 1995-08-05 -5 SVO
14 11.8 2450299 1996-08-03 2450304 1996-08-08 -5 SVO
15 11.2 2450683 1997-08-22 2450672 1997-08-11 11 SVO
16 11.2 2451038 1998-08-12 2451041 1998-08-15 -3 SVO
17 10.2 2451401 1999-08-10 2451410 1999-08-19 -9 SVO
18 10.6 2451773 2000-08-16 2451778 2000-08-21 -5 SVO
19 11.2 2452148 2001-08-26 2452147 2001-08-25 1 SVO
20 10.7 2452520 2002-09-02 2452516 2002-08-29 4 SVO
21 10.5 2452871 2003-08-19 2452885 2003-09-02 -14 SVO
22 10.5 2453241 2004-08-23 2453253 2004-09-04 -12 SVO
23 10.7 2453612 2005-08-29 2453622 2005-09-08 -10 SVO
24 10.8 2453980 2006-09-01 2453991 2006-09-12 -11 SVO
25 11.0 2454353 2007-09-09 2454359 2007-09-15 -6 SVO
26 10.7 2454723 2008-09-13 2454728 2008-09-18 -5 SVO
27 10.5 2455085 2009-09-10 2455097 2009-09-22 -12 SVO
28 10.3 2455456 2010-09-16 2455466 2010-09-26 -10 SVO
29 10.7 2455840 2011-10-05 2455834 2011-09-29 6 SVO
30 10.3 2456204 2012-10-03 2456203 2012-10-02 1 SVO
31 10.9 2456574 2013-10-08 2456572 2013-10-06 2 SVO
32 10.7 2456953 2014-10-22 2456940 2014-10-09 13 SVO
33 11.1 2457323 2015-10-27 2457309 2015-10-13 14 SVO
34 10.6 2457685 2016-10-23 2457678 2016-10-16 7 SVO
35 10.4 2458060 2017-11-02 2458047 2017-10-20 13 SVO
36 11.1 2458433 2018-11-10 2458415 2018-10-23 18 SVO
37 10.5 2458798 2019-11-10 2458784 2019-10-27 14 SVO
38 10.4 2459161 2020-11-07 2459153 2020-10-30 8 SVO
39 10.6 2459542 2021-11-23 2459521 2021-11-02 21 SVO
40 11.0 2459922 2022-12-08 2459890 2022-11-06 32 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.