Maxima for RR Aql
Period: 394.78, Epoch: 2441764
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-78   2410929 1888-10-18 2410971 1888-11-29 -42 AnHar, 1937, vol 105, p 459
-72   2413350 1895-06-05 2413340 1895-05-26 10 SVO
-71   2413745 1896-07-04 2413735 1896-06-24 10 AnHar, 1909, vol 55, p 95
-70   2414140 1897-08-03 2414129 1897-07-23 11 SVO
-69   2414525 1898-08-23 2414524 1898-08-22 1 SVO
-68   2414905 1899-09-07 2414919 1899-09-21 -14 AnHar, 1909, vol 55, p 95
-67   2415303 1900-10-10 2415314 1900-10-21 -11 AnHar, 1909, vol 55, p 95
-66   2415711 1901-11-22 2415709 1901-11-20 2 SVO
-65   2416096 1902-12-12 2416103 1902-12-19 -7 AnHar, 1909, vol 55, p 95
-62   2417300 1906-03-30 2417288 1906-03-18 12 SVO
-61   2417680 1907-04-14 2417682 1907-04-16 -2 SVO
-60   2418070 1908-05-08 2418077 1908-05-15 -7 SVO
-59   2418440 1909-05-13 2418472 1909-06-14 -32 SVO
-58   2418847 1910-06-24 2418867 1910-07-14 -20 SVO
-57   2419244 1911-07-26 2419262 1911-08-13 -18 SVO
-56   2419640 1912-08-25 2419656 1912-09-10 -16 SVO
-55   2420029 1913-09-18 2420051 1913-10-10 -22 SVO
-54   2420440 1914-11-03 2420446 1914-11-09 -6 SVO
-53   2420832 1915-11-30 2420841 1915-12-09 -9 AAVSO
-50   2422032 1919-03-14 2422025 1919-03-07 7 AAVSO
-49 9.0 2422448 1920-05-03 2422420 1920-04-05 28 AAVSO
-48   2422816 1921-05-06 2422815 1921-05-05 1 AAVSO
-47 9.1 2423198 1922-05-23 2423209 1922-06-03 -11 AAVSO
-46 9.6 2423588 1923-06-17 2423604 1923-07-03 -16 AAVSO
-45 9.0 2423977 1924-07-10 2423999 1924-08-01 -22 AAVSO
-44 8.8 2424368 1925-08-05 2424394 1925-08-31 -26 AAVSO
-43 10.3 2424766 1926-09-07 2424788 1926-09-29 -22 AAVSO
-42 8.3 2425147 1927-09-23 2425183 1927-10-29 -36 SVO
-41 10.0 2425553 1928-11-02 2425578 1928-11-27 -25 AAVSO
-40 9.2 2425935 1929-11-19 2425973 1929-12-27 -38 SVO
-39 9.5 2426341 1930-12-30 2426368 1931-01-26 -27 SVO
-38 9.3 2426741 1932-02-03 2426762 1932-02-24 -21 SVO
-37 7.8 2427133 1933-03-01 2427157 1933-03-25 -24 AAVSO
-36 9.0 2427527 1934-03-30 2427552 1934-04-24 -25 AAVSO
-35 9.2 2427920 1935-04-27 2427947 1935-05-24 -27 AAVSO
-34 9.0 2428330 1936-06-10 2428341 1936-06-21 -11 AAVSO
-33 9.0 2428719 1937-07-04 2428736 1937-07-21 -17 SVO
-32 8.3 2429115 1938-08-04 2429131 1938-08-20 -16 SVO
-31 9.3 2429512 1939-09-05 2429526 1939-09-19 -14 SVO
-30 9.4 2429917 1940-10-14 2429921 1940-10-18 -4 SVO
-29 8.9 2430308 1941-11-09 2430315 1941-11-16 -7 AAVSO
-28 9.2 2430698 1942-12-04 2430710 1942-12-16 -12 SVO
-27 8.6 2431061 1943-12-02 2431105 1944-01-15 -44 AAVSO
-26   2431466 1945-01-10 2431500 1945-02-13 -34 AAVSO
-25   2431860 1946-02-08 2431895 1946-03-15 -35 AAVSO
-24   2432260 1947-03-15 2432289 1947-04-13 -29 AAVSO
-23 9.0 2432652 1948-04-10 2432684 1948-05-12 -32 AAVSO
-22 9.0 2433040 1949-05-03 2433079 1949-06-11 -39 AAVSO
-21 8.6 2433430 1950-05-28 2433474 1950-07-11 -44 AAVSO
-20 9.6 2433838 1951-07-10 2433868 1951-08-09 -30 AAVSO
-19 8.9 2434231 1952-08-06 2434263 1952-09-07 -32 SVO
-18 8.4 2434624 1953-09-03 2434658 1953-10-07 -34 SVO
-17 9.4 2435019 1954-10-03 2435053 1954-11-06 -34 SVO
-16 9.0 2435418 1955-11-06 2435448 1955-12-06 -30 AAVSO
-15 9.0 2435812 1956-12-04 2435842 1957-01-03 -30 AAVSO
-14 8.6 2436212 1958-01-08 2436237 1958-02-02 -25 SVO
-13   2436597 1959-01-28 2436632 1959-03-04 -35 AAVSO
-12   2436989 1960-02-24 2437027 1960-04-02 -38 AAVSO
-11   2437386 1961-03-27 2437421 1961-05-01 -35 AAVSO
-10 9.0 2437796 1962-05-11 2437816 1962-05-31 -20 AAVSO
-9 9.1 2438183 1963-06-02 2438211 1963-06-30 -28 AAVSO
-8 9.5 2438585 1964-07-08 2438606 1964-07-29 -21 SVO
-7 9.3 2438993 1965-08-20 2439001 1965-08-28 -8 SVO
-6 8.6 2439391 1966-09-22 2439395 1966-09-26 -4 SVO
-5 9.1 2439798 1967-11-03 2439790 1967-10-26 8 SVO
-4 9.2 2440209 1968-12-18 2440185 1968-11-24 24 SVO
-3 8.3 2440604 1970-01-17 2440580 1969-12-24 24 SVO
-2 9.5 2440990 1971-02-07 2440974 1971-01-22 16 AAVSO
-1   2441381 1972-03-04 2441369 1972-02-21 12 AAVSO
0 9.0 2441786 1973-04-13 2441764 1973-03-22 22 AAVSO
1 9.2 2442207 1974-06-08 2442159 1974-04-21 48 AAVSO
2 8.9 2442603 1975-07-09 2442554 1975-05-21 49 SVO
3 8.4 2442985 1976-07-25 2442948 1976-06-18 37 SVO
4 8.7 2443371 1977-08-15 2443343 1977-07-18 28 SVO
5 9.3 2443763 1978-09-11 2443738 1978-08-17 25 SVO
6 9.0 2444141 1979-09-24 2444133 1979-09-16 8 SVO
7 8.8 2444535 1980-10-22 2444527 1980-10-14 8 SVO
8 9.1 2444932 1981-11-23 2444922 1981-11-13 10 SVO
9 9.9 2445335 1982-12-31 2445317 1982-12-13 18 SVO
10 9.1 2445728 1984-01-28 2445712 1984-01-12 16 SVO
11 9.6 2446123 1985-02-26 2446107 1985-02-10 16 AAVSO
12 10.1 2446512 1986-03-22 2446501 1986-03-11 11 AAVSO
13 9.2 2446895 1987-04-09 2446896 1987-04-10 -1 AAVSO
14   2447259 1988-04-07 2447291 1988-05-09 -32 AAVSO
15 9.0 2447662 1989-05-15 2447686 1989-06-08 -24 SVO
16 9.7 2448062 1990-06-19 2448080 1990-07-07 -18 SVO
17 8.3 2448470 1991-08-01 2448475 1991-08-06 -5 SVO
18 8.9 2448856 1992-08-21 2448870 1992-09-04 -14 SVO
19 9.0 2449256 1993-09-25 2449265 1993-10-04 -9 SVO
20 9.5 2449669 1994-11-12 2449660 1994-11-03 9 SVO
21 8.8 2450067 1995-12-15 2450054 1995-12-02 13 SVO
22 9.2 2450486 1997-02-06 2450449 1996-12-31 37 SVO
23   2450869 1998-02-24 2450844 1998-01-30 25 AAVSO
24 9.1 2451274 1999-04-05 2451239 1999-03-01 35 SVO
25   2451668 2000-05-03 2451634 2000-03-30 34 AAVSO
26 8.7 2452077 2001-06-16 2452028 2001-04-28 49 SVO
27 9.2 2452480 2002-07-24 2452423 2002-05-28 57 SVO
28 8.9 2452873 2003-08-21 2452818 2003-06-27 55 SVO
29 9.6 2453266 2004-09-17 2453213 2004-07-26 53 SVO
30 8.6 2453669 2005-10-25 2453607 2005-08-24 62 SVO
31 9.5 2454077 2006-12-07 2454002 2006-09-23 75 SVO
32 9.2 2454469 2008-01-03 2454397 2007-10-23 72 SVO
33 8.9 2454863 2009-01-31 2454792 2008-11-21 71 SVO
34 9.4 2455255 2010-02-27 2455187 2009-12-21 68 AAVSO
35 9.4 2455669 2011-04-17 2455581 2011-01-19 88 AAVSO
36 9.9 2456037 2012-04-19 2455976 2012-02-18 61 AAVSO
37 9.1 2456443 2013-05-30 2456371 2013-03-19 72 SVO
38 9.5 2456876 2014-08-06 2456766 2014-04-18 110 AAVSO
39 9.7 2457233 2015-07-29 2457160 2015-05-17 73 SVO
40 9.4 2457624 2016-08-23 2457555 2016-06-15 69 SVO
41 9.3 2458015 2017-09-18 2457950 2017-07-15 65 SVO
42 8.8 2458420 2018-10-28 2458345 2018-08-14 75 SVO
43 9.5 2458816 2019-11-28 2458740 2019-09-13 76 SVO
44 9.8 2459224 2021-01-09 2459134 2020-10-11 90 SVO
45 9.0 2459617 2022-02-06 2459529 2021-11-10 88 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.