Maxima for R Aqr
Period: 387, Epoch: 2453650
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E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-183   2382806 1811-10-20 2382829 1811-11-12 -23 AnHar, 1909, vol 55, p 95
-181   2383586 1813-12-08 2383603 1813-12-25 -17 AnHar, 1909, vol 55, p 95
-179   2384347 1816-01-08 2384377 1816-02-07 -30 AnHar, 1909, vol 55, p 95
-169   2388288 1826-10-23 2388247 1826-09-12 41 GuL, 1920, 1.2
-168   2388687 1827-11-26 2388634 1827-10-04 53 GuL, 1920, 1.2
-153   2394475 1843-10-01 2394439 1843-08-26 36 AnHar, 1909, vol 55, p 95
-151   2395230 1845-10-25 2395213 1845-10-08 17 AnHar, 1909, vol 55, p 95
-150   2395620 1846-11-19 2395600 1846-10-30 20 AnHar, 1909, vol 55, p 95
-145   2397514 1852-01-26 2397535 1852-02-16 -21 AnHar, 1909, vol 55, p 95
-139   2399880 1858-07-19 2399857 1858-06-26 23 AnHar, 1909, vol 55, p 95
-138   2400246 1859-07-20 2400244 1859-07-18 2 AnHar, 1909, vol 55, p 95
-135   2401419 1862-10-05 2401405 1862-09-21 14 AnHar, 1909, vol 55, p 95
-132   2402599 1865-12-28 2402566 1865-11-25 33 AnHar, 1909, vol 55, p 95
-131   2402993 1867-01-26 2402953 1866-12-17 40 AnHar, 1909, vol 55, p 95
-123   2406115 1875-08-14 2406049 1875-06-09 66 AnHar, 1909, vol 55, p 95
-122   2406491 1876-08-24 2406436 1876-06-30 55 AnHar, 1909, vol 55, p 95
-121   2406877 1877-09-14 2406823 1877-07-22 54 AnHar, 1909, vol 55, p 95
-120   2407264 1878-10-06 2407210 1878-08-13 54 AnHar, 1909, vol 55, p 95
-119   2407647 1879-10-24 2407597 1879-09-04 50 AnHar, 1909, vol 55, p 95
-118   2408017 1880-10-28 2407984 1880-09-25 33 AnHar, 1909, vol 55, p 95
-117   2408399 1881-11-14 2408371 1881-10-17 28 AnHar, 1909, vol 55, p 95
-116   2408782 1882-12-02 2408758 1882-11-08 24 AnHar, 1909, vol 55, p 95
-115   2409170 1883-12-25 2409145 1883-11-30 25 AnHar, 1909, vol 55, p 95
-114   2409546 1885-01-04 2409532 1884-12-21 14 AnHar, 1909, vol 55, p 95
-105   2413031 1894-07-21 2413015 1894-07-05 16 AnHar, 1909, vol 55, p 95
-104   2413451 1895-09-14 2413402 1895-07-27 49 AnHar, 1909, vol 55, p 95
-103   2413837 1896-10-04 2413789 1896-08-17 48 AnHar, 1909, vol 55, p 95
-102   2414193 1897-09-25 2414176 1897-09-08 17 AnHar, 1909, vol 55, p 95
-101   2414591 1898-10-28 2414563 1898-09-30 28 AnHar, 1909, vol 55, p 95
-100   2414980 1899-11-21 2414950 1899-10-22 30 AnHar, 1909, vol 55, p 95
-99   2415358 1900-12-04 2415337 1900-11-13 21 AnHar, 1909, vol 55, p 95
-98   2415746 1901-12-27 2415724 1901-12-05 22 AnHar, 1909, vol 55, p 95
-97 6.4 2416132 1903-01-17 2416111 1902-12-27 21 AAVSO
-96 5.3 2416494 1904-01-14 2416498 1904-01-18 -4 AAVSO
-95   2416897 1905-02-20 2416885 1905-02-08 12 AAVSO
-94   2417278 1906-03-08 2417272 1906-03-02 6 AAVSO
-93   2417660 1907-03-25 2417659 1907-03-24 1 AAVSO
-92   2418013 1908-03-12 2418046 1908-04-14 -33 AAVSO
-91   2418387 1909-03-21 2418433 1909-05-06 -46 AAVSO
-90   2418779 1910-04-17 2418820 1910-05-28 -41 AAVSO
-89   2419179 1911-05-22 2419207 1911-06-19 -28 AAVSO
-88   2419581 1912-06-27 2419594 1912-07-10 -13 AAVSO
-87   2419949 1913-06-30 2419981 1913-08-01 -32 AAVSO
-86   2420354 1914-08-09 2420368 1914-08-23 -14 AAVSO
-85 7.0 2420735 1915-08-25 2420755 1915-09-14 -20 SVO
-84 6.4 2421121 1916-09-14 2421142 1916-10-05 -21 SVO
-83 6.5 2421515 1917-10-13 2421529 1917-10-27 -14 SVO
-82 6.8 2421901 1918-11-03 2421916 1918-11-18 -15 SVO
-81 6.6 2422293 1919-11-30 2422303 1919-12-10 -10 SVO
-80 6.9 2422678 1920-12-19 2422690 1920-12-31 -12 SVO
-79 6.5 2423070 1922-01-15 2423077 1922-01-22 -7 SVO
-78 6.3 2423466 1923-02-15 2423464 1923-02-13 2 SVO
-77 6.4 2423843 1924-02-27 2423851 1924-03-06 -8 SVO
-76 6.7 2424230 1925-03-20 2424238 1925-03-28 -8 SVO
-75   2424617 1926-04-11 2424625 1926-04-19 -8 AAVSO
-74 6.5 2425019 1927-05-18 2425012 1927-05-11 7 SVO
-73 6.0 2425370 1928-05-03 2425399 1928-06-01 -29 SVO
-72 7.6 2425771 1929-06-08 2425786 1929-06-23 -15 AAVSO
-71 7.7 2426144 1930-06-16 2426173 1930-07-15 -29 AAVSO
-70 7.7 2426531 1931-07-08 2426560 1931-08-06 -29 AAVSO
-69 7.9 2426919 1932-07-30 2426947 1932-08-27 -28 AAVSO
-68 6.2 2427297 1933-08-12 2427334 1933-09-18 -37 SVO
-67 8.6 2427687 1934-09-06 2427721 1934-10-10 -34 SVO
-66 8.0 2428073 1935-09-27 2428108 1935-11-01 -35 SVO
-65 7.9 2428462 1936-10-20 2428495 1936-11-22 -33 SVO
-64 7.0 2428846 1937-11-08 2428882 1937-12-14 -36 SVO
-63 7.2 2429232 1938-11-29 2429269 1939-01-05 -37 SVO
-62 6.7 2429627 1939-12-29 2429656 1940-01-27 -29 SVO
-61 7.5 2430015 1941-01-20 2430043 1941-02-17 -28 SVO
-60 6.9 2430407 1942-02-16 2430430 1942-03-11 -23 SVO
-59 6.7 2430799 1943-03-15 2430817 1943-04-02 -18 SVO
-58 6.6 2431173 1944-03-23 2431204 1944-04-23 -31 SVO
-57   2431577 1945-05-01 2431591 1945-05-15 -14 AAVSO
-56 6.9 2431961 1946-05-20 2431978 1946-06-06 -17 SVO
-55 7.2 2432341 1947-06-04 2432365 1947-06-28 -24 SVO
-54 6.8 2432734 1948-07-01 2432752 1948-07-19 -18 SVO
-53 7.1 2433115 1949-07-17 2433139 1949-08-10 -24 SVO
-52 7.0 2433511 1950-08-17 2433526 1950-09-01 -15 SVO
-51 6.9 2433888 1951-08-29 2433913 1951-09-23 -25 SVO
-50 6.6 2434276 1952-09-20 2434300 1952-10-14 -24 SVO
-49 7.4 2434665 1953-10-14 2434687 1953-11-05 -22 SVO
-48 6.8 2435037 1954-10-21 2435074 1954-11-27 -37 SVO
-47 6.8 2435419 1955-11-07 2435461 1955-12-19 -42 SVO
-46 7.1 2435802 1956-11-24 2435848 1957-01-09 -46 SVO
-45 7.0 2436191 1957-12-18 2436235 1958-01-31 -44 SVO
-44 7.4 2436584 1959-01-15 2436622 1959-02-22 -38 SVO
-43 7.2 2436966 1960-02-01 2437009 1960-03-15 -43 SVO
-42 7.0 2437350 1961-02-19 2437396 1961-04-06 -46 SVO
-41 6.6 2437737 1962-03-13 2437783 1962-04-28 -46 SVO
-40 7.3 2438134 1963-04-14 2438170 1963-05-20 -36 SVO
-39 7.4 2438524 1964-05-08 2438557 1964-06-10 -33 SVO
-38 6.7 2438913 1965-06-01 2438944 1965-07-02 -31 SVO
-37 7.2 2439304 1966-06-27 2439331 1966-07-24 -27 SVO
-36 6.4 2439688 1967-07-16 2439718 1967-08-15 -30 SVO
-35 6.9 2440083 1968-08-14 2440105 1968-09-05 -22 SVO
-34 6.8 2440470 1969-09-05 2440492 1969-09-27 -22 SVO
-33 7.0 2440855 1970-09-25 2440879 1970-10-19 -24 SVO
-32 6.3 2441237 1971-10-12 2441266 1971-11-10 -29 SVO
-31 7.3 2441621 1972-10-30 2441653 1972-12-01 -32 SVO
-30 7.7 2442013 1973-11-26 2442040 1973-12-23 -27 SVO
-29 7.8 2442398 1974-12-16 2442427 1975-01-14 -29 SVO
-28 8.1 2442772 1975-12-25 2442814 1976-02-05 -42 SVO
-27 8.4 2443171 1977-01-27 2443201 1977-02-26 -30 SVO
-26 8.1 2443552 1978-02-12 2443588 1978-03-20 -36 SVO
-25 7.6 2443934 1979-03-01 2443975 1979-04-11 -41 SVO
-24 9.4 2444319 1980-03-20 2444362 1980-05-02 -43 AAVSO
-23 6.8 2444694 1981-03-30 2444749 1981-05-24 -55 SVO
-22 8.0 2445063 1982-04-03 2445136 1982-06-15 -73 AAVSO
-21 6.9 2445478 1983-05-23 2445523 1983-07-07 -45 SVO
-20 7.2 2445872 1984-06-20 2445910 1984-07-28 -38 SVO
-19 6.6 2446266 1985-07-19 2446297 1985-08-19 -31 SVO
-18 6.7 2446656 1986-08-13 2446684 1986-09-10 -28 SVO
-17 6.5 2447057 1987-09-18 2447071 1987-10-02 -14 SVO
-16 6.9 2447450 1988-10-15 2447458 1988-10-23 -8 SVO
-15 6.7 2447842 1989-11-11 2447845 1989-11-14 -3 SVO
-14 6.6 2448230 1990-12-04 2448232 1990-12-06 -2 SVO
-13 6.1 2448622 1991-12-31 2448619 1991-12-28 3 SVO
-12 6.8 2449006 1993-01-18 2449006 1993-01-18 0 SVO
-11 6.4 2449388 1994-02-04 2449393 1994-02-09 -5 SVO
-10 6.9 2449776 1995-02-27 2449780 1995-03-03 -4 SVO
-9 6.7 2450168 1996-03-25 2450167 1996-03-24 1 SVO
-8 7.0 2450557 1997-04-18 2450554 1997-04-15 3 SVO
-7 6.8 2450941 1998-05-07 2450941 1998-05-07 0 AAVSO
-6 6.8 2451328 1999-05-29 2451328 1999-05-29 0 AAVSO
-5 6.5 2451716 2000-06-20 2451715 2000-06-19 1 SVO
-4 7.3 2452100 2001-07-09 2452102 2001-07-11 -2 SVO
-3 6.7 2452487 2002-07-31 2452489 2002-08-02 -2 SVO
-2 6.4 2452877 2003-08-25 2452876 2003-08-24 1 SVO
-1 7.2 2453268 2004-09-19 2453263 2004-09-14 5 SVO
0 6.7 2453658 2005-10-14 2453650 2005-10-06 8 SVO
1 6.9 2454048 2006-11-08 2454037 2006-10-28 11 SVO
2 6.5 2454438 2007-12-03 2454424 2007-11-19 14 SVO
3 6.3 2454815 2008-12-14 2454811 2008-12-10 4 SVO
4 6.4 2455205 2010-01-08 2455198 2010-01-01 7 SVO
5 6.8 2455582 2011-01-20 2455585 2011-01-23 -3 SVO
6 7.3 2455984 2012-02-26 2455972 2012-02-14 12 SVO
7 6.7 2456348 2013-02-24 2456359 2013-03-07 -11 SVO
8 7.3 2456764 2014-04-16 2456746 2014-03-29 18 SVO
9 6.9 2457135 2015-04-22 2457133 2015-04-20 2 SVO
10 7.4 2457515 2016-05-06 2457520 2016-05-11 -5 SVO
11 7.0 2457897 2017-05-23 2457907 2017-06-02 -10 SVO
12 7.3 2458275 2018-06-05 2458294 2018-06-24 -19 SVO
13 8.8 2458655 2019-06-20 2458681 2019-07-16 -26 SVO
14 8.9 2459041 2020-07-10 2459068 2020-08-06 -27 SVO
15 8.7 2459421 2021-07-25 2459455 2021-08-28 -34 SVO
16 8.9 2459813 2022-08-21 2459842 2022-09-19 -29 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.