Maxima for RU Lyr
Period: 368.73, Epoch: 2445142.8
AAVSO offset: 0

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-91   2411610 1890-08-30 2411588 1890-08-08 22 SVO
-90   2411960 1891-08-15 2411957 1891-08-12 3 SVO
-88   2412700 1893-08-24 2412694 1893-08-18 6 SVO
-87   2413080 1894-09-08 2413063 1894-08-22 17 SVO
-86   2413410 1895-08-04 2413432 1895-08-26 -22 SVO
-82   2414890 1899-08-23 2414907 1899-09-09 -17 SVO
-80   2415620 1901-08-23 2415644 1901-09-16 -24 SVO
-79   2415983 1902-08-21 2416013 1902-09-20 -30 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-78   2416358 1903-08-31 2416381 1903-09-23 -23 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-77   2416721 1904-08-28 2416750 1904-09-26 -29 AnHar, 1909, vol 55, p 95
-76   2417091 1905-09-02 2417119 1905-09-30 -28 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 2417856 1907-10-07 -17 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-73   2418200 1908-09-15 2418225 1908-10-10 -25 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 2419700 1912-10-24 -10 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 2420806 1915-11-04 -8 AAVSO
-65 10.6 2421169 1916-11-01 2421175 1916-11-07 -6 AAVSO
-64 10.0 2421529 1917-10-27 2421544 1917-11-11 -15 AAVSO
-63 11.0 2421898 1918-10-31 2421912 1918-11-14 -14 AAVSO
-62 11.0 2422261 1919-10-29 2422281 1919-11-18 -20 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 2423387 1922-11-28 -27 SVO
-58 10.8 2423736 1923-11-12 2423756 1923-12-02 -20 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 2424862 1926-12-12 -17 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 2426337 1930-12-26 6 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 2431500 1945-02-13 60 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 2432975 1949-02-27 57 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 2434081 1952-03-09 23 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 2435556 1956-03-23 29 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 2436662 1959-04-03 20 AAVSO
-22 10.6 2437023 1960-03-29 2437031 1960-04-06 -8 AAVSO
-21 10.8 2437395 1961-04-05 2437399 1961-04-09 -4 AAVSO
-20 10.6 2437758 1962-04-03 2437768 1962-04-13 -10 AAVSO
-19 10.7 2438116 1963-03-27 2438137 1963-04-17 -21 SVO
-18 11.5 2438481 1964-03-26 2438506 1964-04-20 -25 AAVSO
-17 10.7 2438839 1965-03-19 2438874 1965-04-23 -35 SVO
-16 11.0 2439204 1966-03-19 2439243 1966-04-27 -39 AAVSO
-15 10.6 2439566 1967-03-16 2439612 1967-05-01 -46 SVO
-14 10.4 2439920 1968-03-04 2439980 1968-05-03 -60 SVO
-13 10.5 2440303 1969-03-22 2440349 1969-05-07 -46 AAVSO
-12 10.6 2440667 1970-03-21 2440718 1970-05-11 -51 AAVSO
-11 10.7 2441029 1971-03-18 2441087 1971-05-15 -58 AAVSO
-10 10.6 2441400 1972-03-23 2441455 1972-05-17 -55 AAVSO
-9 10.5 2441770 1973-03-28 2441824 1973-05-21 -54 AAVSO
-8 10.6 2442153 1974-04-15 2442193 1974-05-25 -40 AAVSO
-7 10.9 2442526 1975-04-23 2442562 1975-05-29 -36 SVO
-6 10.7 2442901 1976-05-02 2442930 1976-05-31 -29 SVO
-5 10.3 2443262 1977-04-28 2443299 1977-06-04 -37 SVO
-4 11.1 2443635 1978-05-06 2443668 1978-06-08 -33 SVO
-3 10.4 2444008 1979-05-14 2444037 1979-06-12 -29 SVO
-2 11.0 2444381 1980-05-21 2444405 1980-06-14 -24 SVO
-1 10.5 2444759 1981-06-03 2444774 1981-06-18 -15 SVO
0 11.4 2445126 1982-06-05 2445143 1982-06-22 -17 SVO
1 10.6 2445496 1983-06-10 2445512 1983-06-26 -16 SVO
2 11.1 2445867 1984-06-15 2445880 1984-06-28 -13 SVO
3 10.7 2446243 1985-06-26 2446249 1985-07-02 -6 SVO
4 10.7 2446615 1986-07-03 2446618 1986-07-06 -3 SVO
5 10.9 2446987 1987-07-10 2446986 1987-07-09 1 SVO
6 10.8 2447350 1988-07-07 2447355 1988-07-12 -5 SVO
7 10.5 2447717 1989-07-09 2447724 1989-07-16 -7 SVO
8 11.2 2448086 1990-07-13 2448093 1990-07-20 -7 SVO
9 10.5 2448451 1991-07-13 2448461 1991-07-23 -10 SVO
10 11.1 2448824 1992-07-20 2448830 1992-07-26 -6 SVO
11 10.8 2449201 1993-08-01 2449199 1993-07-30 2 SVO
12 10.8 2449560 1994-07-26 2449568 1994-08-03 -8 SVO
13 10.5 2449930 1995-07-31 2449936 1995-08-06 -6 SVO
14 11.8 2450299 1996-08-03 2450305 1996-08-09 -6 SVO
15 11.2 2450683 1997-08-22 2450674 1997-08-13 9 SVO
16 11.2 2451038 1998-08-12 2451043 1998-08-17 -5 SVO
17 10.2 2451401 1999-08-10 2451411 1999-08-20 -10 SVO
18 10.6 2451773 2000-08-16 2451780 2000-08-23 -7 SVO
19 11.2 2452148 2001-08-26 2452149 2001-08-27 -1 SVO
20 10.7 2452520 2002-09-02 2452517 2002-08-30 3 SVO
21 10.5 2452871 2003-08-19 2452886 2003-09-03 -15 SVO
22 10.5 2453241 2004-08-23 2453255 2004-09-06 -14 SVO
23 10.7 2453612 2005-08-29 2453624 2005-09-10 -12 SVO
24 10.8 2453980 2006-09-01 2453992 2006-09-13 -12 SVO
25 11.0 2454353 2007-09-09 2454361 2007-09-17 -8 SVO
26 10.7 2454723 2008-09-13 2454730 2008-09-20 -7 SVO
27 10.5 2455085 2009-09-10 2455099 2009-09-24 -14 SVO
28 10.3 2455456 2010-09-16 2455467 2010-09-27 -11 SVO
29 10.7 2455840 2011-10-05 2455836 2011-10-01 4 SVO
30 10.3 2456204 2012-10-03 2456205 2012-10-04 -1 SVO
31 10.9 2456574 2013-10-08 2456574 2013-10-08 0 SVO
32 10.7 2456953 2014-10-22 2456942 2014-10-11 11 SVO
33 11.1 2457323 2015-10-27 2457311 2015-10-15 12 SVO
34 10.6 2457685 2016-10-23 2457680 2016-10-18 5 SVO
35 10.4 2458060 2017-11-02 2458048 2017-10-21 12 SVO
36 11.1 2458433 2018-11-10 2458417 2018-10-25 16 SVO
37 10.5 2458798 2019-11-10 2458786 2019-10-29 12 SVO
38 10.4 2459161 2020-11-07 2459155 2020-11-01 6 SVO
39 10.6 2459542 2021-11-23 2459523 2021-11-04 19 SVO
40 11.0 2459922 2022-12-08 2459892 2022-11-08 30 SVO
41 10.7 2460288 2023-12-09 2460261 2023-11-12 27 SVO
42 11.2 2460669 2024-12-24 2460630 2024-11-15 39 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.