Maxima for U Cas
Period: 278.85, Epoch: 2457370
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-170   2410260 1886-12-19 2409966 1886-02-28 294 AnHar, 1937, vol 105, p 459
-168   2410806 1888-06-17 2410523 1887-09-08 283 GuL, 1918, 1.1
-167   2411081 1889-03-19 2410802 1888-06-13 279 GuL, 1918, 1.1
-166   2411358 1889-12-21 2411081 1889-03-19 277 AnHar, 1909, vol 55, p 95
-165   2411638 1890-09-27 2411360 1889-12-23 278 AnHar, 1909, vol 55, p 95
-163 7.9 2412181 1892-03-23 2411917 1891-07-03 264 SVO
-162   2412464 1892-12-31 2412196 1892-04-07 268 GuL, 1918, 1.1
-161   2412748 1893-10-11 2412475 1893-01-11 273 GuL, 1918, 1.1
-160   2413024 1894-07-14 2412754 1893-10-17 270 AnHar, 1909, vol 55, p 95
-157   2413850 1896-10-17 2413591 1896-02-01 259 SVO
-153   2414970 1899-11-11 2414706 1899-02-20 264 SVO
-150   2415800 1902-02-19 2415543 1901-06-07 257 SVO
-149   2416079 1902-11-25 2415821 1902-03-12 258 SVO
-148   2416350 1903-08-23 2416100 1902-12-16 250 SVO
-147 8.0 2416650 1904-06-18 2416379 1903-09-21 271 AAVSO
-146 8.6 2416932 1905-03-27 2416658 1904-06-26 274 AAVSO
-145 8.3 2417205 1905-12-25 2416937 1905-04-01 268 SVO
-144 8.3 2417479 1906-09-25 2417216 1906-01-05 263 SVO
-143 8.0 2417741 1907-06-14 2417494 1906-10-10 247 AAVSO
-142 8.1 2418030 1908-03-29 2417773 1907-07-16 257 SVO
-141 8.0 2418307 1908-12-31 2418052 1908-04-20 255 SVO
-140 8.5 2418579 1909-09-29 2418331 1909-01-24 248 AAVSO
-139 8.0 2418860 1910-07-07 2418610 1909-10-30 250 AAVSO
-138 8.2 2419148 1911-04-21 2418889 1910-08-05 259 AAVSO
-137 8.5 2419416 1912-01-14 2419168 1911-05-11 248 SVO
-136   2419690 1912-10-14 2419446 1912-02-13 244 SVO
-135 7.8 2419971 1913-07-22 2419725 1912-11-18 246 SVO
-134 8.2 2420237 1914-04-14 2420004 1913-08-24 233 SVO
-133 8.3 2420531 1915-02-02 2420283 1914-05-30 248 SVO
-132 8.2 2420801 1915-10-30 2420562 1915-03-05 239 SVO
-131 9.3 2421088 1916-08-12 2420841 1915-12-09 247 SVO
-130 8.3 2421360 1917-05-11 2421120 1916-09-13 240 SVO
-129 8.4 2421625 1918-01-31 2421398 1917-06-18 227 SVO
-128 8.3 2421900 1918-11-02 2421677 1918-03-24 223 SVO
-127 9.1 2422182 1919-08-11 2421956 1918-12-28 226 SVO
-126 8.1 2422453 1920-05-08 2422235 1919-10-03 218 SVO
-125 9.3 2422730 1921-02-09 2422514 1920-07-08 216 SVO
-124 8.2 2423008 1921-11-14 2422793 1921-04-13 215 SVO
-123 8.8 2423286 1922-08-19 2423071 1922-01-16 215 SVO
-122 8.6 2423566 1923-05-26 2423350 1922-10-22 216 SVO
-121 8.5 2423842 1924-02-26 2423629 1923-07-28 213 SVO
-120 7.7 2424110 1924-11-20 2423908 1924-05-02 202 SVO
-119 8.8 2424401 1925-09-07 2424187 1925-02-05 214 SVO
-118 8.5 2424685 1926-06-18 2424466 1925-11-11 219 SVO
-117 8.0 2424967 1927-03-27 2424745 1926-08-17 222 AAVSO
-116 8.6 2425254 1928-01-08 2425023 1927-05-22 231 SVO
-115 8.3 2425530 1928-10-10 2425302 1928-02-25 228 AAVSO
-114 8.7 2425803 1929-07-10 2425581 1928-11-30 222 SVO
-113 8.3 2426078 1930-04-11 2425860 1929-09-05 218 SVO
-112 8.3 2426359 1931-01-17 2426139 1930-06-11 220 SVO
-111 9.1 2426658 1931-11-12 2426418 1931-03-17 240 SVO
-110 8.2 2426930 1932-08-10 2426697 1931-12-21 233 SVO
-109 8.6 2427208 1933-05-15 2426975 1932-09-24 233 SVO
-108 8.1 2427480 1934-02-11 2427254 1933-06-30 226 SVO
-107 9.2 2427759 1934-11-17 2427533 1934-04-05 226 SVO
-106 8.4 2428038 1935-08-23 2427812 1935-01-09 226 SVO
-105 8.3 2428305 1936-05-16 2428091 1935-10-15 214 SVO
-104 8.3 2428586 1937-02-21 2428370 1936-07-20 216 SVO
-103 8.7 2428863 1937-11-25 2428648 1937-04-24 215 SVO
-102 8.1 2429137 1938-08-26 2428927 1938-01-28 210 SVO
-101 9.4 2429421 1939-06-06 2429206 1938-11-03 215 AAVSO
-100 9.1 2429704 1940-03-15 2429485 1939-08-09 219 AAVSO
-99 8.9 2429977 1940-12-13 2429764 1940-05-14 213 SVO
-98 8.4 2430246 1941-09-08 2430043 1941-02-17 203 SVO
-97 8.5 2430527 1942-06-16 2430322 1941-11-23 205 AAVSO
-96 8.5 2430810 1943-03-26 2430600 1942-08-28 210 SVO
-95 8.5 2431085 1943-12-26 2430879 1943-06-03 206 SVO
-94 8.4 2431354 1944-09-20 2431158 1944-03-08 196 SVO
-93 8.7 2431635 1945-06-28 2431437 1944-12-12 198 SVO
-92 8.2 2431928 1946-04-17 2431716 1945-09-17 212 AAVSO
-91 8.5 2432179 1946-12-24 2431995 1946-06-23 184 SVO
-90 8.6 2432460 1947-10-01 2432274 1947-03-29 186 SVO
-89 8.4 2432733 1948-06-30 2432552 1948-01-01 181 AAVSO
-88 8.4 2433019 1949-04-12 2432831 1948-10-06 188 SVO
-87 9.0 2433297 1950-01-15 2433110 1949-07-12 187 SVO
-86 8.3 2433570 1950-10-15 2433389 1950-04-17 181 SVO
-85 8.8 2433849 1951-07-21 2433668 1951-01-21 181 SVO
-84 8.9 2434126 1952-04-23 2433947 1951-10-27 179 SVO
-83 8.4 2434401 1953-01-23 2434225 1952-07-31 176 SVO
-82 8.4 2434671 1953-10-20 2434504 1953-05-06 167 SVO
-81 8.5 2434956 1954-08-01 2434783 1954-02-09 173 SVO
-80 8.2 2435227 1955-04-29 2435062 1954-11-15 165 SVO
-79 8.4 2435507 1956-02-03 2435341 1955-08-21 166 SVO
-78 9.1 2435787 1956-11-09 2435620 1956-05-26 167 SVO
-77 8.3 2436056 1957-08-05 2435899 1957-03-01 157 SVO
-76 9.1 2436334 1958-05-10 2436177 1957-12-04 157 SVO
-75 8.9 2436617 1959-02-17 2436456 1958-09-09 161 SVO
-74 8.7 2436884 1959-11-11 2436735 1959-06-15 149 SVO
-73 8.1 2437151 1960-08-04 2437014 1960-03-20 137 SVO
-72 9.6 2437434 1961-05-14 2437293 1960-12-24 141 AAVSO
-71 9.1 2437712 1962-02-16 2437572 1961-09-29 140 SVO
-70 9.0 2437985 1962-11-16 2437851 1962-07-05 134 SVO
-69 8.4 2438256 1963-08-14 2438129 1963-04-09 127 SVO
-68 9.3 2438542 1964-05-26 2438408 1964-01-13 134 SVO
-67 9.0 2438829 1965-03-09 2438687 1964-10-18 142 SVO
-66 8.1 2439096 1965-12-01 2438966 1965-07-24 130 SVO
-65 8.6 2439365 1966-08-27 2439245 1966-04-29 120 SVO
-64 8.8 2439647 1967-06-05 2439524 1967-02-02 123 SVO
-63 8.5 2439921 1968-03-05 2439802 1967-11-07 119 SVO
-62 8.6 2440199 1968-12-08 2440081 1968-08-12 118 SVO
-61 9.0 2440480 1969-09-15 2440360 1969-05-18 120 SVO
-60 9.1 2440761 1970-06-23 2440639 1970-02-21 122 SVO
-59 8.2 2441023 1971-03-12 2440918 1970-11-27 105 SVO
-58 8.5 2441309 1971-12-23 2441197 1971-09-02 112 SVO
-57 8.4 2441579 1972-09-18 2441476 1972-06-07 103 SVO
-56 8.8 2441857 1973-06-23 2441754 1973-03-12 103 SVO
-55 9.2 2442144 1974-04-06 2442033 1973-12-16 111 SVO
-54 8.2 2442406 1974-12-24 2442312 1974-09-21 94 SVO
-53 9.1 2442695 1975-10-09 2442591 1975-06-27 104 SVO
-52 8.1 2442959 1976-06-29 2442870 1976-04-01 89 SVO
-51 8.8 2443245 1977-04-11 2443149 1977-01-05 96 SVO
-50 8.3 2443513 1978-01-04 2443428 1977-10-11 85 SVO
-49 8.8 2443796 1978-10-14 2443706 1978-07-16 90 SVO
-48 8.5 2444070 1979-07-15 2443985 1979-04-21 85 SVO
-47 8.9 2444352 1980-04-22 2444264 1980-01-25 88 SVO
-46 8.5 2444623 1981-01-18 2444543 1980-10-30 80 SVO
-45 9.0 2444906 1981-10-28 2444822 1981-08-05 84 SVO
-44 8.4 2445188 1982-08-06 2445101 1982-05-11 87 SVO
-43 8.4 2445458 1983-05-03 2445379 1983-02-13 79 SVO
-42 8.2 2445717 1984-01-17 2445658 1983-11-19 59 SVO
-41 9.6 2446004 1984-10-30 2445937 1984-08-24 67 SVO
-40 8.5 2446270 1985-07-23 2446216 1985-05-30 54 SVO
-39 9.3 2446550 1986-04-29 2446495 1986-03-05 55 SVO
-38 8.5 2446828 1987-02-01 2446774 1986-12-09 54 SVO
-37 9.0 2447099 1987-10-30 2447053 1987-09-14 46 SVO
-36 8.6 2447371 1988-07-28 2447331 1988-06-18 40 SVO
-35 8.8 2447640 1989-04-23 2447610 1989-03-24 30 SVO
-34 8.3 2447913 1990-01-21 2447889 1989-12-28 24 SVO
-33 8.8 2448186 1990-10-21 2448168 1990-10-03 18 SVO
-32 8.3 2448466 1991-07-28 2448447 1991-07-09 19 SVO
-31 9.2 2448751 1992-05-08 2448726 1992-04-13 25 SVO
-30 8.8 2449028 1993-02-09 2449005 1993-01-17 23 SVO
-29 8.3 2449307 1993-11-15 2449283 1993-10-22 24 SVO
-28 8.6 2449580 1994-08-15 2449562 1994-07-28 18 SVO
-27 8.3 2449851 1995-05-13 2449841 1995-05-03 10 SVO
-26 8.5 2450126 1996-02-12 2450120 1996-02-06 6 SVO
-25 8.7 2450406 1996-11-18 2450399 1996-11-11 7 SVO
-24 8.3 2450687 1997-08-26 2450678 1997-08-17 9 SVO
-23 8.9 2450972 1998-06-07 2450956 1998-05-22 16 SVO
-22 8.5 2451245 1999-03-07 2451235 1999-02-25 10 SVO
-21 8.6 2451520 1999-12-07 2451514 1999-12-01 6 SVO
-20 8.6 2451801 2000-09-13 2451793 2000-09-05 8 SVO
-19 8.8 2452085 2001-06-24 2452072 2001-06-11 13 SVO
-18 8.6 2452360 2002-03-26 2452351 2002-03-17 9 SVO
-17 8.1 2452630 2002-12-21 2452630 2002-12-21 0 SVO
-16 8.3 2452913 2003-09-30 2452908 2003-09-25 5 SVO
-15 8.4 2453194 2004-07-07 2453187 2004-06-30 7 SVO
-14 9.0 2453474 2005-04-13 2453466 2005-04-05 8 SVO
-13 8.8 2453753 2006-01-17 2453745 2006-01-09 8 SVO
-12 8.4 2454026 2006-10-17 2454024 2006-10-15 2 SVO
-11 8.5 2454309 2007-07-27 2454303 2007-07-21 6 SVO
-10 9.0 2454588 2008-05-01 2454582 2008-04-25 6 SVO
-9 8.3 2454862 2009-01-30 2454860 2009-01-28 2 SVO
-8 8.8 2455153 2009-11-17 2455139 2009-11-03 14 SVO
-7 8.6 2455433 2010-08-24 2455418 2010-08-09 15 SVO
-6 8.2 2455703 2011-05-21 2455697 2011-05-15 6 SVO
-5 9.2 2455985 2012-02-27 2455976 2012-02-18 9 SVO
-4 8.5 2456261 2012-11-29 2456255 2012-11-23 6 SVO
-3 8.5 2456539 2013-09-03 2456533 2013-08-28 6 SVO
-2 8.1 2456809 2014-05-31 2456812 2014-06-03 -3 SVO
-1 8.2 2457087 2015-03-05 2457091 2015-03-09 -4 SVO
0 8.5 2457370 2015-12-13 2457370 2015-12-13 0 SVO
1 8.2 2457642 2016-09-10 2457649 2016-09-17 -7 SVO
2 9.4 2457930 2017-06-25 2457928 2017-06-23 2 SVO
3 8.1 2458192 2018-03-14 2458207 2018-03-29 -15 SVO
4 8.6 2458479 2018-12-26 2458485 2019-01-01 -6 SVO
5 8.3 2458759 2019-10-02 2458764 2019-10-07 -5 SVO
6 8.7 2459042 2020-07-11 2459043 2020-07-12 -1 SVO
7 8.5 2459307 2021-04-02 2459322 2021-04-17 -15 SVO
8 8.8 2459586 2022-01-06 2459601 2022-01-21 -15 SVO
9 8.8 2459866 2022-10-13 2459880 2022-10-27 -14 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.