Maxima for U Ori
Period: 377, Epoch: 2454520
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-120   2409881 1885-12-05 2409280 1884-04-13 601 AnHar, 1909, vol 55, p 95
-119 6.6 2410257 1886-12-16 2409657 1885-04-25 600 SVO
-118   2410628 1887-12-22 2410034 1886-05-07 594 AnHar, 1909, vol 55, p 95
-117   2411001 1888-12-29 2410411 1887-05-19 590 AnHar, 1909, vol 55, p 95
-116   2411381 1890-01-13 2410788 1888-05-30 593 AnHar, 1909, vol 55, p 95
-115   2411760 1891-01-27 2411165 1889-06-11 595 AnHar, 1909, vol 55, p 95
-114   2412136 1892-02-07 2411542 1890-06-23 594 AnHar, 1909, vol 55, p 95
-113   2412506 1893-02-11 2411919 1891-07-05 587 AnHar, 1909, vol 55, p 95
-112 6.1 2412868 1894-02-08 2412296 1892-07-16 572 SVO
-111   2413252 1895-02-27 2412673 1893-07-28 579 AnHar, 1909, vol 55, p 95
-110   2413637 1896-03-18 2413050 1894-08-09 587 AnHar, 1909, vol 55, p 95
-109   2413999 1897-03-15 2413427 1895-08-21 572 AnHar, 1909, vol 55, p 95
-108   2414377 1898-03-28 2413804 1896-09-01 573 AnHar, 1909, vol 55, p 95
-107   2414755 1899-04-10 2414181 1897-09-13 574 AnHar, 1909, vol 55, p 95
-106 6.3 2415119 1900-04-09 2414558 1898-09-25 561 SVO
-105   2415498 1901-04-23 2414935 1899-10-07 563 AnHar, 1909, vol 55, p 95
-104 6.1 2415870 1902-04-30 2415312 1900-10-19 558 SVO
-103 6.5 2416231 1903-04-26 2415689 1901-10-31 542 SVO
-102   2416603 1904-05-02 2416066 1902-11-12 537 AnHar, 1909, vol 55, p 95
-101 5.8 2416976 1905-05-10 2416443 1903-11-24 533 SVO
-100 6.3 2417352 1906-05-21 2416820 1904-12-05 532 SVO
-99 5.8 2417718 1907-05-22 2417197 1905-12-17 521 SVO
-98 5.9 2418093 1908-05-31 2417574 1906-12-29 519 SVO
-97 6.5 2418464 1909-06-06 2417951 1908-01-10 513 SVO
-96 6.0 2418824 1910-06-01 2418328 1909-01-21 496 SVO
-95 6.3 2419193 1911-06-05 2418705 1910-02-02 488 SVO
-94 5.9 2419548 1912-05-25 2419082 1911-02-14 466 SVO
-93 6.5 2419925 1913-06-06 2419459 1912-02-26 466 SVO
-92 5.9 2420289 1914-06-05 2419836 1913-03-09 453 SVO
-91 5.6 2420653 1915-06-04 2420213 1914-03-21 440 SVO
-90 5.9 2421027 1916-06-12 2420590 1915-04-02 437 SVO
-89 6.3 2421406 1917-06-26 2420967 1916-04-13 439 SVO
-88 5.4 2421775 1918-06-30 2421344 1917-04-25 431 SVO
-87 6.1 2422144 1919-07-04 2421721 1918-05-07 423 SVO
-86 6.0 2422534 1920-07-28 2422098 1919-05-19 436 SVO
-85 5.7 2422902 1921-07-31 2422475 1920-05-30 427 SVO
-84 6.1 2423279 1922-08-12 2422852 1921-06-11 427 SVO
-83 6.2 2423654 1923-08-22 2423229 1922-06-23 425 SVO
-82 5.6 2424025 1924-08-27 2423606 1923-07-05 419 SVO
-81 7.2 2424407 1925-09-13 2423983 1924-07-16 424 SVO
-80 6.2 2424776 1926-09-17 2424360 1925-07-28 416 SVO
-79 6.5 2425155 1927-10-01 2424737 1926-08-09 418 SVO
-78 6.1 2425539 1928-10-19 2425114 1927-08-21 425 SVO
-77 6.6 2425926 1929-11-10 2425491 1928-09-01 435 SVO
-76 6.2 2426302 1930-11-21 2425868 1929-09-13 434 SVO
-75 5.9 2426671 1931-11-25 2426245 1930-09-25 426 SVO
-74 6.9 2427052 1932-12-10 2426622 1931-10-07 430 SVO
-73 6.4 2427430 1933-12-23 2426999 1932-10-18 431 SVO
-72 6.2 2427792 1934-12-20 2427376 1933-10-30 416 SVO
-71 6.6 2428171 1936-01-03 2427753 1934-11-11 418 SVO
-70 6.3 2428531 1936-12-28 2428130 1935-11-23 401 SVO
-69 6.1 2428898 1937-12-30 2428507 1936-12-04 391 SVO
-68 6.9 2429278 1939-01-14 2428884 1937-12-16 394 SVO
-67 6.2 2429635 1940-01-06 2429261 1938-12-28 374 SVO
-66 6.5 2430005 1941-01-10 2429638 1940-01-09 367 SVO
-65 6.3 2430372 1942-01-12 2430015 1941-01-20 357 SVO
-64 6.5 2430740 1943-01-15 2430392 1942-02-01 348 SVO
-63 6.5 2431113 1944-01-23 2430769 1943-02-13 344 SVO
-62 6.1 2431477 1945-01-21 2431146 1944-02-25 331 SVO
-61 6.1 2431849 1946-01-28 2431523 1945-03-08 326 SVO
-60 6.5 2432221 1947-02-04 2431900 1946-03-20 321 SVO
-59 6.4 2432586 1948-02-04 2432277 1947-04-01 309 SVO
-58 6.1 2432959 1949-02-11 2432654 1948-04-12 305 SVO
-57 7.1 2433338 1950-02-25 2433031 1949-04-24 307 SVO
-56 6.6 2433720 1951-03-14 2433408 1950-05-06 312 SVO
-55 6.9 2434087 1952-03-15 2433785 1951-05-18 302 SVO
-54 6.9 2434464 1953-03-27 2434162 1952-05-29 302 SVO
-53 6.3 2434828 1954-03-26 2434539 1953-06-10 289 SVO
-52 6.7 2435207 1955-04-09 2434916 1954-06-22 291 SVO
-51 5.9 2435573 1956-04-09 2435293 1955-07-04 280 SVO
-50 6.6 2435956 1957-04-27 2435670 1956-07-15 286 SVO
-49 7.2 2436341 1958-05-17 2436047 1957-07-27 294 SVO
-48 6.1 2436715 1959-05-26 2436424 1958-08-08 291 SVO
-47 6.9 2437083 1960-05-28 2436801 1959-08-20 282 SVO
-46 6.2 2437448 1961-05-28 2437178 1960-08-31 270 SVO
-45 6.9 2437817 1962-06-01 2437555 1961-09-12 262 SVO
-44 6.7 2438198 1963-06-17 2437932 1962-09-24 266 SVO
-43 5.7 2438563 1964-06-16 2438309 1963-10-06 254 SVO
-42 6.4 2438939 1965-06-27 2438686 1964-10-17 253 SVO
-41 6.8 2439318 1966-07-11 2439063 1965-10-29 255 SVO
-40 6.6 2439689 1967-07-17 2439440 1966-11-10 249 SVO
-39 5.9 2440040 1968-07-02 2439817 1967-11-22 223 SVO
-38 7.1 2440421 1969-07-18 2440194 1968-12-03 227 SVO
-37 6.8 2440808 1970-08-09 2440571 1969-12-15 237 SVO
-36 6.9 2441169 1971-08-05 2440948 1970-12-27 221 SVO
-35 6.8 2441539 1972-08-09 2441325 1972-01-08 214 SVO
-34 5.8 2441899 1973-08-04 2441702 1973-01-19 197 SVO
-33 7.1 2442273 1974-08-13 2442079 1974-01-31 194 SVO
-32 6.8 2442656 1975-08-31 2442456 1975-02-12 200 SVO
-31 7.1 2443035 1976-09-13 2442833 1976-02-24 202 SVO
-30 6.4 2443410 1977-09-23 2443210 1977-03-07 200 SVO
-29 6.4 2443767 1978-09-15 2443587 1978-03-19 180 SVO
-28 6.1 2444142 1979-09-25 2443964 1979-03-31 178 SVO
-27 6.8 2444522 1980-10-09 2444341 1980-04-11 181 SVO
-26 6.6 2444897 1981-10-19 2444718 1981-04-23 179 SVO
-25 6.5 2445268 1982-10-25 2445095 1982-05-05 173 SVO
-24 7.1 2445651 1983-11-12 2445472 1983-05-17 179 SVO
-23 6.6 2446019 1984-11-14 2445849 1984-05-28 170 SVO
-22 6.2 2446383 1985-11-13 2446226 1985-06-09 157 SVO
-21 7.3 2446754 1986-11-19 2446603 1986-06-21 151 SVO
-20 6.6 2447120 1987-11-20 2446980 1987-07-03 140 SVO
-19 7.0 2447482 1988-11-16 2447357 1988-07-14 125 SVO
-18 7.4 2447844 1989-11-13 2447734 1989-07-26 110 SVO
-17 6.6 2448206 1990-11-10 2448111 1990-08-07 95 SVO
-16 7.1 2448579 1991-11-18 2448488 1991-08-19 91 SVO
-15 6.4 2448929 1992-11-02 2448865 1992-08-30 64 SVO
-14 7.3 2449294 1993-11-02 2449242 1993-09-11 52 SVO
-13 7.1 2449662 1994-11-05 2449619 1994-09-23 43 SVO
-12 6.5 2450025 1995-11-03 2449996 1995-10-05 29 SVO
-11 7.2 2450397 1996-11-09 2450373 1996-10-16 24 SVO
-10 6.8 2450767 1997-11-14 2450750 1997-10-28 17 SVO
-9 6.8 2451136 1998-11-18 2451127 1998-11-09 9 SVO
-8 7.5 2451513 1999-11-30 2451504 1999-11-21 9 SVO
-7 7.1 2451891 2000-12-12 2451881 2000-12-02 10 SVO
-6 7.0 2452264 2001-12-20 2452258 2001-12-14 6 SVO
-5 7.1 2452644 2003-01-04 2452635 2002-12-26 9 SVO
-4 6.5 2453016 2004-01-11 2453012 2004-01-07 4 SVO
-3 6.8 2453387 2005-01-16 2453389 2005-01-18 -2 SVO
-2 7.1 2453770 2006-02-03 2453766 2006-01-30 4 SVO
-1 6.8 2454147 2007-02-15 2454143 2007-02-11 4 SVO
0 6.5 2454520 2008-02-23 2454520 2008-02-23 0 SVO
1 7.3 2454895 2009-03-04 2454897 2009-03-06 -2 SVO
2 6.8 2455269 2010-03-13 2455274 2010-03-18 -5 SVO
3 6.7 2455642 2011-03-21 2455651 2011-03-30 -9 SVO
4 7.0 2456017 2012-03-30 2456028 2012-04-10 -11 SVO
5 6.2 2456380 2013-03-28 2456405 2013-04-22 -25 SVO
6 7.4 2456754 2014-04-06 2456782 2014-05-04 -28 SVO
7 6.9 2457128 2015-04-15 2457159 2015-05-16 -31 SVO
8 6.5 2457495 2016-04-16 2457536 2016-05-27 -41 SVO
9 7.4 2457876 2017-05-02 2457913 2017-06-08 -37 SVO
10 6.6 2458236 2018-04-27 2458290 2018-06-20 -54 SVO
11 7.5 2458615 2019-05-11 2458667 2019-07-02 -52 SVO
12 7.1 2458988 2020-05-18 2459044 2020-07-13 -56 SVO
13 6.4 2459346 2021-05-11 2459421 2021-07-25 -75 SVO
14 6.9 2459721 2022-05-21 2459798 2022-08-06 -77 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.