Maxima for R Aqr
Period: 386.96, Epoch: 2442398
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E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-154   2382806 1811-10-20 2382806 1811-10-20 0 AnHar, 1909, vol 55, p 95
-152   2383586 1813-12-08 2383580 1813-12-02 6 AnHar, 1909, vol 55, p 95
-150   2384347 1816-01-08 2384354 1816-01-15 -7 AnHar, 1909, vol 55, p 95
-140   2388288 1826-10-23 2388224 1826-08-20 64 GuL, 1920, 1.2
-139   2388687 1827-11-26 2388611 1827-09-11 76 GuL, 1920, 1.2
-124   2394475 1843-10-01 2394415 1843-08-02 60 AnHar, 1909, vol 55, p 95
-122   2395230 1845-10-25 2395189 1845-09-14 41 AnHar, 1909, vol 55, p 95
-121   2395620 1846-11-19 2395576 1846-10-06 44 AnHar, 1909, vol 55, p 95
-116   2397514 1852-01-26 2397511 1852-01-23 3 AnHar, 1909, vol 55, p 95
-110   2399880 1858-07-19 2399832 1858-06-01 48 AnHar, 1909, vol 55, p 95
-109   2400246 1859-07-20 2400219 1859-06-23 27 AnHar, 1909, vol 55, p 95
-106   2401419 1862-10-05 2401380 1862-08-27 39 AnHar, 1909, vol 55, p 95
-103   2402599 1865-12-28 2402541 1865-10-31 58 AnHar, 1909, vol 55, p 95
-102   2402993 1867-01-26 2402928 1866-11-22 65 AnHar, 1909, vol 55, p 95
-94   2406115 1875-08-14 2406024 1875-05-15 91 AnHar, 1909, vol 55, p 95
-93   2406491 1876-08-24 2406411 1876-06-05 80 AnHar, 1909, vol 55, p 95
-92   2406877 1877-09-14 2406798 1877-06-27 79 AnHar, 1909, vol 55, p 95
-91   2407264 1878-10-06 2407185 1878-07-19 79 AnHar, 1909, vol 55, p 95
-90   2407647 1879-10-24 2407572 1879-08-10 75 AnHar, 1909, vol 55, p 95
-89   2408017 1880-10-28 2407959 1880-08-31 58 AnHar, 1909, vol 55, p 95
-88   2408399 1881-11-14 2408346 1881-09-22 53 AnHar, 1909, vol 55, p 95
-87   2408782 1882-12-02 2408732 1882-10-13 50 AnHar, 1909, vol 55, p 95
-86   2409170 1883-12-25 2409119 1883-11-04 51 AnHar, 1909, vol 55, p 95
-85   2409546 1885-01-04 2409506 1884-11-25 40 AnHar, 1909, vol 55, p 95
-76   2413031 1894-07-21 2412989 1894-06-09 42 AnHar, 1909, vol 55, p 95
-75   2413451 1895-09-14 2413376 1895-07-01 75 AnHar, 1909, vol 55, p 95
-74   2413837 1896-10-04 2413763 1896-07-22 74 AnHar, 1909, vol 55, p 95
-73   2414193 1897-09-25 2414150 1897-08-13 43 AnHar, 1909, vol 55, p 95
-72   2414591 1898-10-28 2414537 1898-09-04 54 AnHar, 1909, vol 55, p 95
-71   2414980 1899-11-21 2414924 1899-09-26 56 AnHar, 1909, vol 55, p 95
-70   2415358 1900-12-04 2415311 1900-10-18 47 AnHar, 1909, vol 55, p 95
-69   2415746 1901-12-27 2415698 1901-11-09 48 AnHar, 1909, vol 55, p 95
-68 6.4 2416132 1903-01-17 2416085 1902-12-01 47 AAVSO
-67 5.3 2416494 1904-01-14 2416472 1903-12-23 22 AAVSO
-66   2416897 1905-02-20 2416859 1905-01-13 38 AAVSO
-65   2417278 1906-03-08 2417246 1906-02-04 32 AAVSO
-64   2417660 1907-03-25 2417633 1907-02-26 27 AAVSO
-63   2418013 1908-03-12 2418020 1908-03-19 -7 AAVSO
-62   2418387 1909-03-21 2418406 1909-04-09 -19 AAVSO
-61   2418779 1910-04-17 2418793 1910-05-01 -14 AAVSO
-60   2419179 1911-05-22 2419180 1911-05-23 -1 AAVSO
-59   2419581 1912-06-27 2419567 1912-06-13 14 AAVSO
-58   2419949 1913-06-30 2419954 1913-07-05 -5 AAVSO
-57   2420354 1914-08-09 2420341 1914-07-27 13 AAVSO
-56 7.0 2420735 1915-08-25 2420728 1915-08-18 7 SVO
-55 6.4 2421121 1916-09-14 2421115 1916-09-08 6 SVO
-54 6.5 2421515 1917-10-13 2421502 1917-09-30 13 SVO
-53 6.8 2421901 1918-11-03 2421889 1918-10-22 12 SVO
-52 6.6 2422293 1919-11-30 2422276 1919-11-13 17 SVO
-51 6.9 2422678 1920-12-19 2422663 1920-12-04 15 SVO
-50 6.5 2423070 1922-01-15 2423050 1921-12-26 20 SVO
-49 6.3 2423466 1923-02-15 2423437 1923-01-17 29 SVO
-48 6.4 2423843 1924-02-27 2423824 1924-02-08 19 SVO
-47 6.7 2424230 1925-03-20 2424211 1925-03-01 19 SVO
-46   2424617 1926-04-11 2424598 1926-03-23 19 AAVSO
-45 6.5 2425019 1927-05-18 2424985 1927-04-14 34 SVO
-44 6.0 2425370 1928-05-03 2425372 1928-05-05 -2 SVO
-43 7.6 2425771 1929-06-08 2425759 1929-05-27 12 AAVSO
-42 7.7 2426144 1930-06-16 2426146 1930-06-18 -2 AAVSO
-41 7.7 2426531 1931-07-08 2426533 1931-07-10 -2 AAVSO
-40 7.9 2426919 1932-07-30 2426920 1932-07-31 -1 AAVSO
-39 6.2 2427297 1933-08-12 2427307 1933-08-22 -10 SVO
-38 8.6 2427687 1934-09-06 2427694 1934-09-13 -7 SVO
-37 8.0 2428073 1935-09-27 2428080 1935-10-04 -7 SVO
-36 7.9 2428462 1936-10-20 2428467 1936-10-25 -5 SVO
-35 7.0 2428846 1937-11-08 2428854 1937-11-16 -8 SVO
-34 7.2 2429232 1938-11-29 2429241 1938-12-08 -9 SVO
-33 6.7 2429627 1939-12-29 2429628 1939-12-30 -1 SVO
-32 7.5 2430015 1941-01-20 2430015 1941-01-20 0 SVO
-31 6.9 2430407 1942-02-16 2430402 1942-02-11 5 SVO
-30 6.7 2430799 1943-03-15 2430789 1943-03-05 10 SVO
-29 6.6 2431173 1944-03-23 2431176 1944-03-26 -3 SVO
-28   2431577 1945-05-01 2431563 1945-04-17 14 AAVSO
-27 6.9 2431961 1946-05-20 2431950 1946-05-09 11 SVO
-26 7.2 2432341 1947-06-04 2432337 1947-05-31 4 SVO
-25 6.8 2432734 1948-07-01 2432724 1948-06-21 10 SVO
-24 7.1 2433115 1949-07-17 2433111 1949-07-13 4 SVO
-23 7.0 2433511 1950-08-17 2433498 1950-08-04 13 SVO
-22 6.9 2433888 1951-08-29 2433885 1951-08-26 3 SVO
-21 6.6 2434276 1952-09-20 2434272 1952-09-16 4 SVO
-20 7.4 2434665 1953-10-14 2434659 1953-10-08 6 SVO
-19 6.8 2435037 1954-10-21 2435046 1954-10-30 -9 SVO
-18 6.8 2435419 1955-11-07 2435433 1955-11-21 -14 SVO
-17 7.1 2435802 1956-11-24 2435820 1956-12-12 -18 SVO
-16 7.0 2436191 1957-12-18 2436207 1958-01-03 -16 SVO
-15 7.4 2436584 1959-01-15 2436594 1959-01-25 -10 SVO
-14 7.2 2436966 1960-02-01 2436981 1960-02-16 -15 SVO
-13 7.0 2437350 1961-02-19 2437368 1961-03-09 -18 SVO
-12 6.6 2437737 1962-03-13 2437754 1962-03-30 -17 SVO
-11 7.3 2438134 1963-04-14 2438141 1963-04-21 -7 SVO
-10 7.4 2438524 1964-05-08 2438528 1964-05-12 -4 SVO
-9 6.7 2438913 1965-06-01 2438915 1965-06-03 -2 SVO
-8 7.2 2439304 1966-06-27 2439302 1966-06-25 2 SVO
-7 6.4 2439688 1967-07-16 2439689 1967-07-17 -1 SVO
-6 6.9 2440083 1968-08-14 2440076 1968-08-07 7 SVO
-5 6.8 2440470 1969-09-05 2440463 1969-08-29 7 SVO
-4 7.0 2440855 1970-09-25 2440850 1970-09-20 5 SVO
-3 6.3 2441237 1971-10-12 2441237 1971-10-12 0 SVO
-2 7.3 2441621 1972-10-30 2441624 1972-11-02 -3 SVO
-1 7.7 2442013 1973-11-26 2442011 1973-11-24 2 SVO
0 7.8 2442398 1974-12-16 2442398 1974-12-16 0 SVO
1 8.1 2442772 1975-12-25 2442785 1976-01-07 -13 SVO
2 8.4 2443171 1977-01-27 2443172 1977-01-28 -1 SVO
3 8.1 2443552 1978-02-12 2443559 1978-02-19 -7 SVO
4 7.6 2443934 1979-03-01 2443946 1979-03-13 -12 SVO
5 9.4 2444319 1980-03-20 2444333 1980-04-03 -14 AAVSO
6 6.8 2444694 1981-03-30 2444720 1981-04-25 -26 SVO
7 8.0 2445063 1982-04-03 2445107 1982-05-17 -44 AAVSO
8 6.9 2445478 1983-05-23 2445494 1983-06-08 -16 SVO
9 7.2 2445872 1984-06-20 2445881 1984-06-29 -9 SVO
10 6.6 2446266 1985-07-19 2446268 1985-07-21 -2 SVO
11 6.7 2446656 1986-08-13 2446655 1986-08-12 1 SVO
12 6.5 2447057 1987-09-18 2447042 1987-09-03 15 SVO
13 6.9 2447450 1988-10-15 2447428 1988-09-23 22 SVO
14 6.7 2447842 1989-11-11 2447815 1989-10-15 27 SVO
15 6.6 2448230 1990-12-04 2448202 1990-11-06 28 SVO
16 6.1 2448622 1991-12-31 2448589 1991-11-28 33 SVO
17 6.8 2449006 1993-01-18 2448976 1992-12-19 30 SVO
18 6.4 2449388 1994-02-04 2449363 1994-01-10 25 SVO
19 6.9 2449776 1995-02-27 2449750 1995-02-01 26 SVO
20 6.7 2450168 1996-03-25 2450137 1996-02-23 31 SVO
21 7.0 2450557 1997-04-18 2450524 1997-03-16 33 SVO
22 6.8 2450941 1998-05-07 2450911 1998-04-07 30 AAVSO
23 6.8 2451328 1999-05-29 2451298 1999-04-29 30 AAVSO
24 6.5 2451716 2000-06-20 2451685 2000-05-20 31 SVO
25 7.3 2452100 2001-07-09 2452072 2001-06-11 28 SVO
26 6.7 2452487 2002-07-31 2452459 2002-07-03 28 SVO
27 6.4 2452877 2003-08-25 2452846 2003-07-25 31 SVO
28 7.2 2453268 2004-09-19 2453233 2004-08-15 35 SVO
29 6.7 2453658 2005-10-14 2453620 2005-09-06 38 SVO
30 6.9 2454048 2006-11-08 2454007 2006-09-28 41 SVO
31 6.5 2454438 2007-12-03 2454394 2007-10-20 44 SVO
32 6.3 2454815 2008-12-14 2454781 2008-11-10 34 SVO
33 6.4 2455205 2010-01-08 2455168 2009-12-02 37 SVO
34 6.8 2455582 2011-01-20 2455555 2010-12-24 27 SVO
35 7.3 2455984 2012-02-26 2455942 2012-01-15 42 SVO
36 6.7 2456348 2013-02-24 2456329 2013-02-05 19 SVO
37 7.3 2456764 2014-04-16 2456716 2014-02-27 48 SVO
38 6.9 2457135 2015-04-22 2457102 2015-03-20 33 SVO
39 7.4 2457515 2016-05-06 2457489 2016-04-10 26 SVO
40 7.0 2457897 2017-05-23 2457876 2017-05-02 21 SVO
41 7.3 2458275 2018-06-05 2458263 2018-05-24 12 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.