Maxima for T UMa
Period: 256.6, Epoch: 2445623
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-175   2400720 1860-11-05 2400718 1860-11-03 2 AnHar, 1909, vol 55, p 95
-174   2400991 1861-08-03 2400975 1861-07-18 16 AnHar, 1909, vol 55, p 95
-173   2401225 1862-03-25 2401231 1862-03-31 -6 VeBam, 1931, vol 3, p 1
-172   2401485 1862-12-10 2401488 1862-12-13 -3 VeBam, 1931, vol 3, p 1
-171   2401741 1863-08-23 2401744 1863-08-26 -3 VeBam, 1931, vol 3, p 1
-169   2402264 1865-01-27 2402258 1865-01-21 6 AnHar, 1909, vol 55, p 95
-168 7.9 2402508 1865-09-28 2402514 1865-10-04 -6 SVO
-167   2402761 1866-06-08 2402771 1866-06-18 -10 AnHar, 1909, vol 55, p 95
-166 7.5 2403010 1867-02-12 2403027 1867-03-01 -17 SVO
-165   2403273 1867-11-02 2403284 1867-11-13 -11 GuL, 1918, 1.1
-164   2403533 1868-07-19 2403541 1868-07-27 -8 AnHar, 1909, vol 55, p 95
-163 7.3 2403783 1869-03-26 2403797 1869-04-09 -14 SVO
-162 8.1 2404038 1869-12-06 2404054 1869-12-22 -16 SVO
-161 7.8 2404302 1870-08-27 2404310 1870-09-04 -8 SVO
-160 7.3 2404550 1871-05-02 2404567 1871-05-19 -17 SVO
-159   2404808 1872-01-15 2404824 1872-01-31 -16 AnHar, 1909, vol 55, p 95
-158 7.8 2405065 1872-09-28 2405080 1872-10-13 -15 SVO
-157 6.9 2405316 1873-06-06 2405337 1873-06-27 -21 SVO
-156 7.8 2405567 1874-02-12 2405593 1874-03-10 -26 SVO
-155 7.6 2405826 1874-10-29 2405850 1874-11-22 -24 SVO
-154   2406089 1875-07-19 2406107 1875-08-06 -18 AnHar, 1909, vol 55, p 95
-153   2406345 1876-03-31 2406363 1876-04-18 -18 GuL, 1918, 1.1
-152   2406608 1876-12-19 2406620 1876-12-31 -12 GuL, 1918, 1.1
-151   2406847 1877-08-15 2406876 1877-09-13 -29 GuL, 1918, 1.1
-150   2407122 1878-05-17 2407133 1878-05-28 -11 GuL, 1918, 1.1
-149   2407389 1879-02-08 2407390 1879-02-09 -1 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-148   2407640 1879-10-17 2407646 1879-10-23 -6 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-147   2407912 1880-07-15 2407903 1880-07-06 9 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-146   2408150 1881-03-10 2408159 1881-03-19 -9 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-145   2408410 1881-11-25 2408416 1881-12-01 -6 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-144   2408676 1882-08-18 2408673 1882-08-15 3 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-143   2408928 1883-04-27 2408929 1883-04-28 -1 AnHar, 1909, vol 55, p 95, GuL, 1918, 1.1
-142   2409203 1884-01-27 2409186 1884-01-10 17 GuL, 1918, 1.1
-141   2409466 1884-10-16 2409442 1884-09-22 24 AnHar, 1909, vol 55, p 95
-140   2409724 1885-07-01 2409699 1885-06-06 25 AnHar, 1909, vol 55, p 95
-139   2409967 1886-03-01 2409956 1886-02-18 11 AnHar, 1909, vol 55, p 95
-138   2410236 1886-11-25 2410212 1886-11-01 24 AnHar, 1909, vol 55, p 95
-137   2410493 1887-08-09 2410469 1887-07-16 24 AnHar, 1909, vol 55, p 95
-136   2410760 1888-05-02 2410725 1888-03-28 35 AnHar, 1909, vol 55, p 95, GuL, 1918, 1.1
-135   2410989 1888-12-17 2410982 1888-12-10 7 AnHar, 1909, vol 55, p 95
-134   2411288 1889-10-12 2411239 1889-08-24 49 AnHar, 1909, vol 55, p 95
-133   2411518 1890-05-30 2411495 1890-05-07 23 AnHar, 1909, vol 55, p 95
-132 8.1 2411779 1891-02-15 2411752 1891-01-19 27 SVO
-131 7.9 2412038 1891-11-01 2412008 1891-10-02 30 SVO
-130   2412288 1892-07-08 2412265 1892-06-15 23 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-129 7.7 2412547 1893-03-24 2412522 1893-02-27 25 SVO
-128 7.7 2412807 1893-12-09 2412778 1893-11-10 29 SVO
-127 7.3 2413056 1894-08-15 2413035 1894-07-25 21 SVO
-126 7.8 2413307 1895-04-23 2413291 1895-04-07 16 SVO
-125 7.3 2413558 1895-12-30 2413548 1895-12-20 10 SVO
-124   2413835 1896-10-02 2413805 1896-09-02 30 AnHar, 1909, vol 55, p 95
-123   2414079 1897-06-03 2414061 1897-05-16 18 AnHar, 1909, vol 55, p 95
-122   2414321 1898-01-31 2414318 1898-01-28 3 AnHar, 1909, vol 55, p 95
-121 7.3 2414584 1898-10-21 2414574 1898-10-11 10 SVO
-120   2414839 1899-07-03 2414831 1899-06-25 8 AnHar, 1909, vol 55, p 95
-119 7.4 2415088 1900-03-09 2415088 1900-03-09 0 SVO
-118 7.6 2415352 1900-11-28 2415344 1900-11-20 8 SVO
-117 8.1 2415612 1901-08-15 2415601 1901-08-04 11 SVO
-116 7.2 2415873 1902-05-03 2415857 1902-04-17 16 SVO
-115 7.9 2416133 1903-01-18 2416114 1902-12-30 19 SVO
-114 7.9 2416389 1903-10-01 2416371 1903-09-13 18 SVO
-113 7.9 2416643 1904-06-11 2416627 1904-05-26 16 SVO
-112 7.5 2416906 1905-03-01 2416884 1905-02-07 22 SVO
-111 8.3 2417164 1905-11-14 2417140 1905-10-21 24 AAVSO
-110 7.7 2417429 1906-08-06 2417397 1906-07-05 32 SVO
-109 7.8 2417687 1907-04-21 2417654 1907-03-19 33 SVO
-108 7.2 2417928 1907-12-18 2417910 1907-11-30 18 SVO
-107 7.8 2418193 1908-09-08 2418167 1908-08-13 26 SVO
-106 8.3 2418457 1909-05-30 2418423 1909-04-26 34 SVO
-105 7.3 2418709 1910-02-06 2418680 1910-01-08 29 SVO
-104 8.0 2418966 1910-10-21 2418937 1910-09-22 29 SVO
-103 7.5 2419224 1911-07-06 2419193 1911-06-05 31 SVO
-102 7.9 2419481 1912-03-19 2419450 1912-02-17 31 SVO
-101 7.9 2419737 1912-11-30 2419706 1912-10-30 31 SVO
-100 7.1 2419989 1913-08-09 2419963 1913-07-14 26 SVO
-99 7.8 2420242 1914-04-19 2420220 1914-03-28 22 SVO
-98 7.6 2420499 1915-01-01 2420476 1914-12-09 23 SVO
-97 7.5 2420757 1915-09-16 2420733 1915-08-23 24 SVO
-96 7.6 2421010 1916-05-26 2420989 1916-05-05 21 SVO
-95 7.1 2421255 1917-01-26 2421246 1917-01-17 9 SVO
-94 7.8 2421508 1917-10-06 2421503 1917-10-01 5 SVO
-93 8.2 2421771 1918-06-26 2421759 1918-06-14 12 SVO
-92 7.1 2422009 1919-02-19 2422016 1919-02-26 -7 SVO
-91 8.6 2422277 1919-11-14 2422272 1919-11-09 5 SVO
-90 8.2 2422537 1920-07-31 2422529 1920-07-23 8 SVO
-89 7.3 2422782 1921-04-02 2422786 1921-04-06 -4 SVO
-88 8.8 2423050 1921-12-26 2423042 1921-12-18 8 SVO
-87 8.0 2423302 1922-09-04 2423299 1922-09-01 3 SVO
-86 8.3 2423564 1923-05-24 2423555 1923-05-15 9 SVO
-85 6.9 2423816 1924-01-31 2423812 1924-01-27 4 SVO
-84 8.3 2424079 1924-10-20 2424069 1924-10-10 10 SVO
-83 7.6 2424334 1925-07-02 2424325 1925-06-23 9 SVO
-82 8.4 2424593 1926-03-18 2424582 1926-03-07 11 SVO
-81 7.5 2424850 1926-11-30 2424838 1926-11-18 12 SVO
-80 7.9 2425111 1927-08-18 2425095 1927-08-02 16 SVO
-79 8.1 2425370 1928-05-03 2425352 1928-04-15 18 SVO
-78 6.9 2425611 1928-12-30 2425608 1928-12-27 3 SVO
-77 8.3 2425871 1929-09-16 2425865 1929-09-10 6 SVO
-76 8.1 2426132 1930-06-04 2426121 1930-05-24 11 SVO
-75 7.7 2426372 1931-01-30 2426378 1931-02-05 -6 SVO
-74 7.7 2426640 1931-10-25 2426635 1931-10-20 5 SVO
-73 8.8 2426895 1932-07-06 2426891 1932-07-02 4 SVO
-72 8.0 2427147 1933-03-15 2427148 1933-03-16 -1 SVO
-71 7.7 2427405 1933-11-28 2427404 1933-11-27 1 SVO
-70 7.4 2427670 1934-08-20 2427661 1934-08-11 9 SVO
-69 7.7 2427934 1935-05-11 2427918 1935-04-25 16 SVO
-68 7.3 2428186 1936-01-18 2428174 1936-01-06 12 SVO
-67 8.0 2428443 1936-10-01 2428431 1936-09-19 12 SVO
-66 8.0 2428708 1937-06-23 2428687 1937-06-02 21 SVO
-65 7.3 2428963 1938-03-05 2428944 1938-02-14 19 SVO
-64 8.3 2429227 1938-11-24 2429201 1938-10-29 26 SVO
-63 7.6 2429481 1939-08-05 2429457 1939-07-12 24 SVO
-62 7.8 2429737 1940-04-17 2429714 1940-03-25 23 SVO
-61 7.2 2429993 1940-12-29 2429970 1940-12-06 23 SVO
-60 7.5 2430248 1941-09-10 2430227 1941-08-20 21 SVO
-59 8.0 2430506 1942-05-26 2430484 1942-05-04 22 SVO
-58 7.6 2430770 1943-02-14 2430740 1943-01-15 30 SVO
-57 7.7 2431033 1943-11-04 2430997 1943-09-29 36 SVO
-56 7.4 2431284 1944-07-12 2431253 1944-06-11 31 SVO
-55 7.9 2431546 1945-03-31 2431510 1945-02-23 36 SVO
-54 8.2 2431814 1945-12-24 2431767 1945-11-07 47 SVO
-53 7.5 2432063 1946-08-30 2432023 1946-07-21 40 SVO
-52 7.7 2432321 1947-05-15 2432280 1947-04-04 41 SVO
-51 7.5 2432592 1948-02-10 2432536 1947-12-16 56 SVO
-50 6.8 2432834 1948-10-09 2432793 1948-08-29 41 SVO
-49 7.8 2433086 1949-06-18 2433050 1949-05-13 36 SVO
-48 7.6 2433344 1950-03-03 2433306 1950-01-24 38 SVO
-47 7.5 2433600 1950-11-14 2433563 1950-10-08 37 SVO
-46 8.0 2433860 1951-08-01 2433819 1951-06-21 41 SVO
-45 7.2 2434108 1952-04-05 2434076 1952-03-04 32 SVO
-44 7.9 2434368 1952-12-21 2434333 1952-11-16 35 SVO
-43 7.5 2434627 1953-09-06 2434589 1953-07-30 38 SVO
-42 8.4 2434891 1954-05-28 2434846 1954-04-13 45 SVO
-41 7.7 2435139 1955-01-31 2435102 1954-12-25 37 SVO
-40 7.9 2435399 1955-10-18 2435359 1955-09-08 40 SVO
-39 7.7 2435661 1956-07-06 2435616 1956-05-22 45 SVO
-38 7.1 2435905 1957-03-07 2435872 1957-02-02 33 SVO
-37 8.3 2436169 1957-11-26 2436129 1957-10-17 40 SVO
-36 7.7 2436429 1958-08-13 2436385 1958-06-30 44 SVO
-35 8.2 2436687 1959-04-28 2436642 1959-03-14 45 SVO
-34 7.5 2436939 1960-01-05 2436899 1959-11-26 40 SVO
-33 8.1 2437197 1960-09-19 2437155 1960-08-08 42 SVO
-32 7.7 2437445 1961-05-25 2437412 1961-04-22 33 SVO
-31 8.4 2437706 1962-02-10 2437668 1962-01-03 38 SVO
-30 8.0 2437958 1962-10-20 2437925 1962-09-17 33 SVO
-29 7.4 2438207 1963-06-26 2438182 1963-06-01 25 SVO
-28 8.5 2438458 1964-03-03 2438438 1964-02-12 20 SVO
-27 8.2 2438716 1964-11-16 2438695 1964-10-26 21 SVO
-26 7.4 2438969 1965-07-27 2438951 1965-07-09 18 SVO
-25 7.9 2439215 1966-03-30 2439208 1966-03-23 7 SVO
-24 7.4 2439465 1966-12-05 2439465 1966-12-05 0 SVO
-23 7.6 2439724 1967-08-21 2439721 1967-08-18 3 SVO
-22 7.5 2439978 1968-05-01 2439978 1968-05-01 0 SVO
-21 7.1 2440224 1969-01-02 2440234 1969-01-12 -10 SVO
-20 7.7 2440488 1969-09-23 2440491 1969-09-26 -3 SVO
-19 7.7 2440743 1970-06-05 2440748 1970-06-10 -5 SVO
-18 8.3 2441002 1971-02-19 2441004 1971-02-21 -2 SVO
-17 7.2 2441250 1971-10-25 2441261 1971-11-05 -11 SVO
-16 7.9 2441513 1972-07-14 2441517 1972-07-18 -4 SVO
-15 7.6 2441769 1973-03-27 2441774 1973-04-01 -5 SVO
-14 6.9 2442008 1973-11-21 2442031 1973-12-14 -23 SVO
-13 7.7 2442272 1974-08-12 2442287 1974-08-27 -15 SVO
-12 7.7 2442529 1975-04-26 2442544 1975-05-11 -15 SVO
-11 7.2 2442772 1975-12-25 2442800 1976-01-22 -28 SVO
-10 8.0 2443038 1976-09-16 2443057 1976-10-05 -19 SVO
-9 7.8 2443299 1977-06-04 2443314 1977-06-19 -15 SVO
-8 8.0 2443546 1978-02-06 2443570 1978-03-02 -24 SVO
-7 7.4 2443808 1978-10-26 2443827 1978-11-14 -19 SVO
-6 7.8 2444078 1979-07-23 2444083 1979-07-28 -5 SVO
-5 7.8 2444342 1980-04-12 2444340 1980-04-10 2 SVO
-4 7.2 2444598 1980-12-24 2444597 1980-12-23 1 SVO
-3 8.0 2444858 1981-09-10 2444853 1981-09-05 5 SVO
-2 7.6 2445114 1982-05-24 2445110 1982-05-20 4 SVO
-1 7.6 2445364 1983-01-29 2445366 1983-01-31 -2 SVO
0 7.3 2445620 1983-10-12 2445623 1983-10-15 -3 SVO
1 8.2 2445876 1984-06-24 2445880 1984-06-28 -4 SVO
2 7.9 2446133 1985-03-08 2446136 1985-03-11 -3 SVO
3 7.8 2446391 1985-11-21 2446393 1985-11-23 -2 SVO
4 7.4 2446642 1986-07-30 2446649 1986-08-06 -7 SVO
5 8.0 2446893 1987-04-07 2446906 1987-04-20 -13 SVO
6 7.6 2447145 1987-12-15 2447163 1988-01-02 -18 SVO
7 8.5 2447410 1988-09-05 2447419 1988-09-14 -9 SVO
8 8.0 2447667 1989-05-20 2447676 1989-05-29 -9 SVO
9 7.4 2447913 1990-01-21 2447932 1990-02-09 -19 SVO
10 7.6 2448180 1990-10-15 2448189 1990-10-24 -9 SVO
11 8.3 2448437 1991-06-29 2448446 1991-07-08 -9 SVO
12 7.6 2448693 1992-03-11 2448702 1992-03-20 -9 SVO
13 8.1 2448953 1992-11-26 2448959 1992-12-02 -6 SVO
14 7.5 2449214 1993-08-14 2449215 1993-08-15 -1 SVO
15 7.9 2449468 1994-04-25 2449472 1994-04-29 -4 SVO
16 7.3 2449725 1995-01-07 2449729 1995-01-11 -4 SVO
17 8.3 2449984 1995-09-23 2449985 1995-09-24 -1 SVO
18 7.6 2450238 1996-06-03 2450242 1996-06-07 -4 SVO
19 7.8 2450500 1997-02-20 2450498 1997-02-18 2 SVO
20 7.4 2450757 1997-11-04 2450755 1997-11-02 2 SVO
21 7.2 2451009 1998-07-14 2451012 1998-07-17 -3 SVO
22 8.5 2451267 1999-03-29 2451268 1999-03-30 -1 SVO
23 8.3 2451526 1999-12-13 2451525 1999-12-12 1 SVO
24 8.1 2451776 2000-08-19 2451781 2000-08-24 -5 SVO
25 7.7 2452030 2001-04-30 2452038 2001-05-08 -8 SVO
26 8.0 2452290 2002-01-15 2452295 2002-01-20 -5 SVO
27 7.4 2452537 2002-09-19 2452551 2002-10-03 -14 SVO
28 8.5 2452802 2003-06-11 2452808 2003-06-17 -6 SVO
29 7.5 2453056 2004-02-20 2453064 2004-02-28 -8 SVO
30 7.2 2453311 2004-11-01 2453321 2004-11-11 -10 SVO
31 8.0 2453565 2005-07-13 2453578 2005-07-26 -13 SVO
32 7.4 2453817 2006-03-22 2453834 2006-04-08 -17 SVO
33 7.7 2454073 2006-12-03 2454091 2006-12-21 -18 SVO
34 7.9 2454333 2007-08-20 2454347 2007-09-03 -14 SVO
35 7.2 2454580 2008-04-23 2454604 2008-05-17 -24 SVO
36 7.8 2454839 2009-01-07 2454861 2009-01-29 -22 SVO
37 7.6 2455099 2009-09-24 2455117 2009-10-12 -18 SVO
38 8.1 2455352 2010-06-04 2455374 2010-06-26 -22 SVO
39 7.6 2455603 2011-02-10 2455630 2011-03-09 -27 SVO
40 7.5 2455863 2011-10-28 2455887 2011-11-21 -24 SVO
41 8.7 2456115 2012-07-06 2456144 2012-08-04 -29 SVO
42 7.8 2456374 2013-03-22 2456400 2013-04-17 -26 SVO
43 7.8 2456632 2013-12-05 2456657 2013-12-30 -25 SVO
44 7.9 2456888 2014-08-18 2456913 2014-09-12 -25 SVO
45 7.3 2457132 2015-04-19 2457170 2015-05-27 -38 SVO
46 8.4 2457393 2016-01-05 2457427 2016-02-08 -34 SVO
47 8.0 2457655 2016-09-23 2457683 2016-10-21 -28 SVO
48 7.2 2457905 2017-05-31 2457940 2017-07-05 -35 SVO
49 8.6 2458167 2018-02-17 2458196 2018-03-18 -29 SVO
50 8.2 2458427 2018-11-04 2458453 2018-11-30 -26 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.