Maxima for R UMa
Period: 301.62, Epoch: 2445593
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-170   2394336 1843-05-15 2394318 1843-04-27 18 AnHar, 1909, vol 55, p 95
-158   2397940 1853-03-27 2397937 1853-03-24 3 SVO
-157 7.4 2398243 1854-01-24 2398239 1854-01-20 4 SVO
-156 7.0 2398540 1854-11-17 2398540 1854-11-17 0 SVO
-155 7.3 2398844 1855-09-17 2398842 1855-09-15 2 SVO
-154 7.2 2399143 1856-07-12 2399144 1856-07-13 -1 SVO
-153 7.0 2399447 1857-05-12 2399445 1857-05-10 2 SVO
-152 7.8 2399749 1858-03-10 2399747 1858-03-08 2 SVO
-151 7.5 2400041 1858-12-27 2400048 1859-01-03 -7 SVO
-150 7.7 2400342 1859-10-24 2400350 1859-11-01 -8 SVO
-149 7.5 2400645 1860-08-22 2400652 1860-08-29 -7 SVO
-148 6.6 2400943 1861-06-16 2400953 1861-06-26 -10 SVO
-147 7.7 2401251 1862-04-20 2401255 1862-04-24 -4 SVO
-146   2401570 1863-03-05 2401556 1863-02-19 14 AnHar, 1909, vol 55, p 95
-145   2401873 1864-01-02 2401858 1863-12-18 15 GuL, 1918, 1.1
-143 6.7 2402475 1865-08-26 2402461 1865-08-12 14 SVO
-142 8.0 2402787 1866-07-04 2402763 1866-06-10 24 SVO
-141 7.4 2403085 1867-04-28 2403065 1867-04-08 20 SVO
-140 7.8 2403394 1868-03-02 2403366 1868-02-03 28 SVO
-139 7.7 2403703 1869-01-05 2403668 1868-12-01 35 SVO
-138 7.0 2404002 1869-10-31 2403969 1869-09-28 33 SVO
-137 6.9 2404307 1870-09-01 2404271 1870-07-27 36 SVO
-136 7.9 2404616 1871-07-07 2404573 1871-05-25 43 SVO
-135 7.3 2404920 1872-05-06 2404874 1872-03-21 46 SVO
-134 6.9 2405216 1873-02-26 2405176 1873-01-17 40 SVO
-133 7.4 2405514 1873-12-21 2405478 1873-11-15 36 SVO
-132 6.8 2405820 1874-10-23 2405779 1874-09-12 41 SVO
-131   2406127 1875-08-26 2406081 1875-07-11 46 AnHar, 1909, vol 55, p 95
-130   2406422 1876-06-16 2406382 1876-05-07 40 AnHar, 1909, vol 55, p 95
-129   2406733 1877-04-23 2406684 1877-03-05 49 AnHar, 1909, vol 55, p 95
-128 7.1 2407016 1878-01-31 2406986 1878-01-01 30 SVO
-127   2407304 1878-11-15 2407287 1878-10-29 17 GuL, 1918, 1.1
-126   2407624 1879-10-01 2407589 1879-08-27 35 AnHar, 1909, vol 55, p 95
-125   2407910 1880-07-13 2407891 1880-06-24 19 GuL, 1918, 1.1
-124   2408223 1881-05-22 2408192 1881-04-21 31 AnHar, 1909, vol 55, p 95
-123   2408531 1882-03-26 2408494 1882-02-17 37 AnHar, 1909, vol 55, p 95
-122   2408811 1882-12-31 2408795 1882-12-15 16 AnHar, 1909, vol 55, p 95
-121   2409136 1883-11-21 2409097 1883-10-13 39 AnHar, 1909, vol 55, p 95
-120 6.9 2409424 1884-09-04 2409399 1884-08-10 25 SVO
-119 7.4 2409724 1885-07-01 2409700 1885-06-07 24 SVO
-118   2410027 1886-04-30 2410002 1886-04-05 25 AnHar, 1909, vol 55, p 95
-117 8.3 2410334 1887-03-03 2410303 1887-01-31 31 SVO
-116 7.6 2410636 1887-12-30 2410605 1887-11-29 31 SVO
-115   2410933 1888-10-22 2410907 1888-09-26 26 AnHar, 1909, vol 55, p 95
-114 7.0 2411232 1889-08-17 2411208 1889-07-24 24 SVO
-113 7.4 2411544 1890-06-25 2411510 1890-05-22 34 SVO
-112 7.9 2411852 1891-04-29 2411812 1891-03-20 40 SVO
-111 7.2 2412150 1892-02-21 2412113 1892-01-15 37 SVO
-110 7.6 2412443 1892-12-10 2412415 1892-11-12 28 SVO
-109 7.3 2412740 1893-10-03 2412716 1893-09-09 24 SVO
-108 7.2 2413047 1894-08-06 2413018 1894-07-08 29 SVO
-107 6.8 2413341 1895-05-27 2413320 1895-05-06 21 SVO
-106 7.1 2413632 1896-03-13 2413621 1896-03-02 11 SVO
-105   2413945 1897-01-20 2413923 1896-12-29 22 AnHar, 1909, vol 55, p 95
-104   2414246 1897-11-17 2414225 1897-10-27 21 AnHar, 1909, vol 55, p 95
-103   2414548 1898-09-15 2414526 1898-08-24 22 AnHar, 1909, vol 55, p 95
-102   2414870 1899-08-03 2414828 1899-06-22 42 AnHar, 1909, vol 55, p 95
-101 7.2 2415151 1900-05-11 2415129 1900-04-19 22 SVO
-100 7.7 2415456 1901-03-12 2415431 1901-02-15 25 SVO
-99 7.9 2415758 1902-01-08 2415733 1901-12-14 25 SVO
-98 7.5 2416058 1902-11-04 2416034 1902-10-11 24 SVO
-97 8.0 2416366 1903-09-08 2416336 1903-08-09 30 SVO
-96 7.6 2416660 1904-06-28 2416637 1904-06-05 23 SVO
-95 7.2 2416960 1905-04-24 2416939 1905-04-03 21 SVO
-94 7.8 2417268 1906-02-26 2417241 1906-01-30 27 SVO
-93 7.4 2417567 1906-12-22 2417542 1906-11-27 25 SVO
-92 7.9 2417873 1907-10-24 2417844 1907-09-25 29 SVO
-91 7.9 2418175 1908-08-21 2418146 1908-07-23 29 SVO
-90 6.9 2418464 1909-06-06 2418447 1909-05-20 17 SVO
-89 7.8 2418761 1910-03-30 2418749 1910-03-18 12 SVO
-88 7.9 2419068 1911-01-31 2419050 1911-01-13 18 SVO
-87 7.3 2419359 1911-11-18 2419352 1911-11-11 7 SVO
-86 8.0 2419662 1912-09-16 2419654 1912-09-08 8 SVO
-85 7.5 2419962 1913-07-13 2419955 1913-07-06 7 SVO
-84 7.8 2420261 1914-05-08 2420257 1914-05-04 4 SVO
-83 7.0 2420551 1915-02-22 2420559 1915-03-02 -8 SVO
-82 7.3 2420846 1915-12-14 2420860 1915-12-28 -14 SVO
-81 7.4 2421150 1916-10-13 2421162 1916-10-25 -12 SVO
-80 7.5 2421451 1917-08-10 2421463 1917-08-22 -12 SVO
-79 7.3 2421749 1918-06-04 2421765 1918-06-20 -16 SVO
-78 7.7 2422050 1919-04-01 2422067 1919-04-18 -17 SVO
-77 7.2 2422356 1920-02-01 2422368 1920-02-13 -12 SVO
-76 7.9 2422657 1920-11-28 2422670 1920-12-11 -13 SVO
-75 7.3 2422950 1921-09-17 2422972 1921-10-09 -22 SVO
-74 7.8 2423260 1922-07-24 2423273 1922-08-06 -13 SVO
-73 7.7 2423563 1923-05-23 2423575 1923-06-04 -12 SVO
-72 7.4 2423865 1924-03-20 2423876 1924-03-31 -11 SVO
-71 7.2 2424157 1925-01-06 2424178 1925-01-27 -21 SVO
-70 7.8 2424455 1925-10-31 2424480 1925-11-25 -25 SVO
-69 7.6 2424763 1926-09-04 2424781 1926-09-22 -18 SVO
-68 7.0 2425056 1927-06-24 2425083 1927-07-21 -27 SVO
-67 7.8 2425351 1928-04-14 2425384 1928-05-17 -33 SVO
-66 7.8 2425660 1929-02-17 2425686 1929-03-15 -26 SVO
-65 8.2 2425959 1929-12-13 2425988 1930-01-11 -29 SVO
-64 7.1 2426254 1930-10-04 2426289 1930-11-08 -35 SVO
-63 7.6 2426556 1931-08-02 2426591 1931-09-06 -35 SVO
-62 7.4 2426853 1932-05-25 2426893 1932-07-04 -40 SVO
-61 7.1 2427145 1933-03-13 2427194 1933-05-01 -49 SVO
-60 7.1 2427452 1934-01-14 2427496 1934-02-27 -44 SVO
-59 7.8 2427752 1934-11-10 2427797 1934-12-25 -45 SVO
-58 7.2 2428057 1935-09-11 2428099 1935-10-23 -42 SVO
-57 7.2 2428364 1936-07-14 2428401 1936-08-20 -37 SVO
-56 7.5 2428668 1937-05-14 2428702 1937-06-17 -34 SVO
-55 7.4 2428976 1938-03-18 2429004 1938-04-15 -28 SVO
-54 7.6 2429275 1939-01-11 2429306 1939-02-11 -31 SVO
-53 8.3 2429584 1939-11-16 2429607 1939-12-09 -23 SVO
-52 7.6 2429880 1940-09-07 2429909 1940-10-06 -29 SVO
-51 7.8 2430178 1941-07-02 2430210 1941-08-03 -32 SVO
-50 7.3 2430485 1942-05-05 2430512 1942-06-01 -27 SVO
-49 7.3 2430791 1943-03-07 2430814 1943-03-30 -23 SVO
-48 7.8 2431096 1944-01-06 2431115 1944-01-25 -19 SVO
-47 7.2 2431402 1944-11-07 2431417 1944-11-22 -15 SVO
-46 7.3 2431701 1945-09-02 2431718 1945-09-19 -17 SVO
-45 7.3 2432009 1946-07-07 2432020 1946-07-18 -11 SVO
-44 7.9 2432320 1947-05-14 2432322 1947-05-16 -2 SVO
-43 7.2 2432619 1948-03-08 2432623 1948-03-12 -4 SVO
-42 7.6 2432925 1949-01-08 2432925 1949-01-08 0 SVO
-41 7.4 2433226 1949-11-05 2433227 1949-11-06 -1 SVO
-40 7.2 2433524 1950-08-30 2433528 1950-09-03 -4 SVO
-39 7.8 2433831 1951-07-03 2433830 1951-07-02 1 SVO
-38 7.4 2434132 1952-04-29 2434131 1952-04-28 1 SVO
-37 7.3 2434431 1953-02-22 2434433 1953-02-24 -2 SVO
-36 8.0 2434739 1953-12-27 2434735 1953-12-23 4 SVO
-35 7.3 2435041 1954-10-25 2435036 1954-10-20 5 SVO
-34 7.6 2435351 1955-08-31 2435338 1955-08-18 13 SVO
-33 7.2 2435643 1956-06-18 2435640 1956-06-15 3 SVO
-32 8.4 2435949 1957-04-20 2435941 1957-04-12 8 SVO
-31 7.6 2436252 1958-02-17 2436243 1958-02-08 9 SVO
-30 7.8 2436555 1958-12-17 2436544 1958-12-06 11 SVO
-29 7.3 2436860 1959-10-18 2436846 1959-10-04 14 SVO
-28 7.3 2437161 1960-08-14 2437148 1960-08-01 13 SVO
-27 6.8 2437457 1961-06-06 2437449 1961-05-29 8 SVO
-26 8.0 2437774 1962-04-19 2437751 1962-03-27 23 SVO
-25 7.6 2438076 1963-02-15 2438053 1963-01-23 23 SVO
-24 7.6 2438374 1963-12-10 2438354 1963-11-20 20 SVO
-23 7.6 2438676 1964-10-07 2438656 1964-09-17 20 SVO
-22 8.0 2438982 1965-08-09 2438957 1965-07-15 25 SVO
-21 7.1 2439279 1966-06-02 2439259 1966-05-13 20 SVO
-20 7.8 2439576 1967-03-26 2439561 1967-03-11 15 SVO
-19 7.2 2439878 1968-01-22 2439862 1968-01-06 16 SVO
-18 8.4 2440174 1968-11-13 2440164 1968-11-03 10 SVO
-17 8.3 2440482 1969-09-17 2440465 1969-08-31 17 SVO
-16 7.5 2440782 1970-07-14 2440767 1970-06-29 15 SVO
-15 8.4 2441091 1971-05-19 2441069 1971-04-27 22 SVO
-14 7.6 2441388 1972-03-11 2441370 1972-02-22 18 SVO
-13 7.3 2441686 1973-01-03 2441672 1972-12-20 14 SVO
-12 7.7 2441990 1973-11-03 2441974 1973-10-18 16 SVO
-11 7.2 2442286 1974-08-26 2442275 1974-08-15 11 SVO
-10 7.4 2442589 1975-06-25 2442577 1975-06-13 12 SVO
-9 7.7 2442890 1976-04-21 2442878 1976-04-09 12 SVO
-8 7.6 2443194 1977-02-19 2443180 1977-02-05 14 SVO
-7 7.0 2443486 1977-12-08 2443482 1977-12-04 4 SVO
-6 8.1 2443791 1978-10-09 2443783 1978-10-01 8 SVO
-5 7.7 2444095 1979-08-09 2444085 1979-07-30 10 SVO
-4 7.5 2444393 1980-06-02 2444387 1980-05-27 6 SVO
-3 7.0 2444690 1981-03-26 2444688 1981-03-24 2 SVO
-2 7.8 2444989 1982-01-19 2444990 1982-01-20 -1 SVO
-1 7.6 2445294 1982-11-20 2445291 1982-11-17 3 SVO
0 6.7 2445584 1983-09-06 2445593 1983-09-15 -9 SVO
1 7.6 2445883 1984-07-01 2445895 1984-07-13 -12 SVO
2 7.6 2446182 1985-04-26 2446196 1985-05-10 -14 SVO
3 7.5 2446489 1986-02-27 2446498 1986-03-08 -9 SVO
4 7.4 2446793 1986-12-28 2446799 1987-01-03 -6 SVO
5 7.1 2447089 1987-10-20 2447101 1987-11-01 -12 SVO
6 7.1 2447389 1988-08-15 2447403 1988-08-29 -14 SVO
7 7.0 2447690 1989-06-12 2447704 1989-06-26 -14 SVO
8 7.4 2447994 1990-04-12 2448006 1990-04-24 -12 SVO
9 7.4 2448294 1991-02-06 2448308 1991-02-20 -14 SVO
10 6.8 2448592 1991-12-01 2448609 1991-12-18 -17 SVO
11 7.8 2448903 1992-10-07 2448911 1992-10-15 -8 SVO
12 7.6 2449197 1993-07-28 2449212 1993-08-12 -15 SVO
13 7.0 2449485 1994-05-12 2449514 1994-06-10 -29 SVO
14 7.7 2449789 1995-03-12 2449816 1995-04-08 -27 SVO
15 7.8 2450098 1996-01-15 2450117 1996-02-03 -19 SVO
16 7.5 2450390 1996-11-02 2450419 1996-12-01 -29 SVO
17 7.2 2450687 1997-08-26 2450721 1997-09-29 -34 SVO
18 7.5 2450981 1998-06-16 2451022 1998-07-27 -41 SVO
19 7.5 2451291 1999-04-22 2451324 1999-05-25 -33 SVO
20 7.9 2451596 2000-02-21 2451625 2000-03-21 -29 SVO
21 7.5 2451904 2000-12-25 2451927 2001-01-17 -23 SVO
22 6.8 2452201 2001-10-18 2452229 2001-11-15 -28 SVO
23 7.4 2452504 2002-08-17 2452530 2002-09-12 -26 SVO
24 7.4 2452815 2003-06-24 2452832 2003-07-11 -17 SVO
25 7.7 2453120 2004-04-24 2453134 2004-05-08 -14 SVO
26 7.2 2453422 2005-02-20 2453435 2005-03-05 -13 SVO
27 7.8 2453722 2005-12-17 2453737 2006-01-01 -15 SVO
28 8.0 2454023 2006-10-14 2454038 2006-10-29 -15 SVO
29 6.8 2454316 2007-08-03 2454340 2007-08-27 -24 SVO
30 7.7 2454619 2008-06-01 2454642 2008-06-24 -23 SVO
31 7.8 2454927 2009-04-05 2454943 2009-04-21 -16 SVO
32 7.2 2455220 2010-01-23 2455245 2010-02-17 -25 SVO
33 7.3 2455512 2010-11-11 2455546 2010-12-15 -34 SVO
34 6.9 2455818 2011-09-13 2455848 2011-10-13 -30 SVO
35 8.1 2456122 2012-07-13 2456150 2012-08-10 -28 SVO
36 7.7 2456422 2013-05-09 2456451 2013-06-07 -29 SVO
37 7.2 2456723 2014-03-06 2456753 2014-04-05 -30 SVO
38 7.5 2457026 2015-01-03 2457055 2015-02-01 -29 SVO
39 7.6 2457331 2015-11-04 2457356 2015-11-29 -25 SVO
40 7.0 2457627 2016-08-26 2457658 2016-09-26 -31 SVO
41 7.2 2457920 2017-06-15 2457959 2017-07-24 -39 SVO
42 7.4 2458226 2018-04-17 2458261 2018-05-22 -35 SVO
43 6.9 2458531 2019-02-16 2458563 2019-03-20 -32 SVO
44 7.4 2458833 2019-12-15 2458864 2020-01-15 -31 SVO
45 7.6 2459136 2020-10-13 2459166 2020-11-12 -30 SVO
46 7.1 2459432 2021-08-05 2459468 2021-09-10 -36 SVO
47 7.6 2459728 2022-05-28 2459769 2022-07-08 -41 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.