Maxima for U Vir
Period: 206.64, Epoch: 2444736
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-221   2399104 1856-06-03 2399069 1856-04-29 35 AnHar, 1909, vol 55, p 95
-219   2399469 1857-06-03 2399482 1857-06-16 -13 AnHar, 1909, vol 55, p 95
-218   2399650 1857-12-01 2399688 1858-01-08 -38 VeBam, 1931, vol 3, p 1
-216   2400080 1859-02-04 2400102 1859-02-26 -22 AnHar, 1909, vol 55, p 95
-214   2400500 1860-03-30 2400515 1860-04-14 -15 VeBam, 1931, vol 3, p 1
-212   2400894 1861-04-28 2400928 1861-06-01 -34 VeBam, 1931, vol 3, p 1
-211   2401130 1861-12-20 2401135 1861-12-25 -5 VeBam, 1931, vol 3, p 1
-209   2401548 1863-02-11 2401548 1863-02-11 0 VeBam, 1931, vol 3, p 1
-205 8.2 2402378 1865-05-21 2402375 1865-05-18 3 SVO
-203   2402790 1866-07-07 2402788 1866-07-05 2 SVO
-202   2402999 1867-02-01 2402995 1867-01-28 4 AnHar, 1909, vol 55, p 95
-200 7.9 2403413 1868-03-21 2403408 1868-03-16 5 SVO
-198 7.8 2403822 1869-05-04 2403821 1869-05-03 1 SVO
-196   2404236 1870-06-22 2404235 1870-06-21 1 AnHar, 1909, vol 55, p 95
-195   2404450 1871-01-22 2404441 1871-01-13 9 VeBam, 1931, vol 3, p 1
-194   2404650 1871-08-10 2404648 1871-08-08 2 VeBam, 1931, vol 3, p 1
-193   2404852 1872-02-28 2404854 1872-03-01 -2 AnHar, 1909, vol 55, p 95
-191 8.2 2405266 1873-04-17 2405268 1873-04-19 -2 SVO
-189 8.4 2405688 1874-06-13 2405681 1874-06-06 7 SVO
-184   2406707 1877-03-28 2406714 1877-04-04 -7 GuL, 1918, 1.1
-182   2407121 1878-05-16 2407128 1878-05-23 -7 GuL, 1918, 1.1
-180   2407533 1879-07-02 2407541 1879-07-10 -8 AnHar, 1909, vol 55, p 95
-179   2407750 1880-02-04 2407747 1880-02-01 3 GuL, 1918, 1.1
-177   2408174 1881-04-03 2408161 1881-03-21 13 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-175   2408579 1882-05-13 2408574 1882-05-08 5 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-174   2408782 1882-12-02 2408781 1882-12-01 1 AnHar, 1909, vol 55, p 95
-173   2408980 1883-06-18 2408987 1883-06-25 -7 AnHar, 1909, vol 55, p 95
-156   2412516 1893-02-21 2412500 1893-02-05 16 AnHar, 1909, vol 55, p 95
-154   2412918 1894-03-30 2412913 1894-03-25 5 AnHar, 1909, vol 55, p 95
-152   2413314 1895-04-30 2413327 1895-05-13 -13 AnHar, 1909, vol 55, p 95
-147   2414345 1898-02-24 2414360 1898-03-11 -15 AnHar, 1909, vol 55, p 95
-145   2414758 1899-04-13 2414773 1899-04-28 -15 AnHar, 1909, vol 55, p 95
-143   2415186 1900-06-15 2415186 1900-06-15 0 AnHar, 1909, vol 55, p 95
-142   2415386 1901-01-01 2415393 1901-01-08 -7 AnHar, 1909, vol 55, p 95
-140   2415805 1902-02-24 2415806 1902-02-25 -1 AnHar, 1909, vol 55, p 95
-138   2416229 1903-04-24 2416220 1903-04-15 9 AnHar, 1909, vol 55, p 95
-137   2416454 1903-12-05 2416426 1903-11-07 28 AnHar, 1909, vol 55, p 95
-136   2416638 1904-06-06 2416633 1904-06-01 5 AnHar, 1909, vol 55, p 95
-135   2416853 1905-01-07 2416840 1904-12-25 13 AnHar, 1909, vol 55, p 95
-134 8.5 2417039 1905-07-12 2417046 1905-07-19 -7 AAVSO
-133 8.4 2417249 1906-02-07 2417253 1906-02-11 -4 AAVSO
-132   2417462 1906-09-08 2417460 1906-09-06 2 AAVSO
-131 7.9 2417667 1907-04-01 2417666 1907-03-31 1 AAVSO
-129 8.1 2418082 1908-05-20 2418079 1908-05-17 3 AAVSO
-128 8.0 2418296 1908-12-20 2418286 1908-12-10 10 AAVSO
-127 8.0 2418489 1909-07-01 2418493 1909-07-05 -4 AAVSO
-126 8.0 2418695 1910-01-23 2418699 1910-01-27 -4 AAVSO
-125   2418907 1910-08-23 2418906 1910-08-22 1 AAVSO
-124 8.7 2419128 1911-04-01 2419113 1911-03-17 15 AAVSO
-122 8.1 2419525 1912-05-02 2419526 1912-05-03 -1 SVO
-121   2419733 1912-11-26 2419733 1912-11-26 0 AAVSO
-120 8.1 2419949 1913-06-30 2419939 1913-06-20 10 AAVSO
-119   2420141 1914-01-08 2420146 1914-01-13 -5 AAVSO
-118 7.9 2420356 1914-08-11 2420352 1914-08-07 4 AAVSO
-117 7.7 2420559 1915-03-02 2420559 1915-03-02 0 AAVSO
-116   2420767 1915-09-26 2420766 1915-09-25 1 AAVSO
-115 8.5 2420981 1916-04-27 2420972 1916-04-18 9 AAVSO
-114   2421177 1916-11-09 2421179 1916-11-11 -2 AAVSO
-113 8.0 2421381 1917-06-01 2421386 1917-06-06 -5 AAVSO
-112   2421584 1917-12-21 2421592 1917-12-29 -8 AAVSO
-111 8.0 2421797 1918-07-22 2421799 1918-07-24 -2 AAVSO
-110 7.7 2421989 1919-01-30 2422006 1919-02-16 -17 AAVSO
-109   2422205 1919-09-03 2422212 1919-09-10 -7 AAVSO
-108 8.4 2422422 1920-04-07 2422419 1920-04-04 3 SVO
-107 8.5 2422621 1920-10-23 2422626 1920-10-28 -5 AAVSO
-106 8.1 2422838 1921-05-28 2422832 1921-05-22 6 AAVSO
-105 7.9 2423041 1921-12-17 2423039 1921-12-15 2 AAVSO
-104 8.3 2423239 1922-07-03 2423245 1922-07-09 -6 AAVSO
-103 8.2 2423458 1923-02-07 2423452 1923-02-01 6 AAVSO
-102   2423659 1923-08-27 2423659 1923-08-27 0 AAVSO
-101 8.3 2423876 1924-03-31 2423865 1924-03-20 11 AAVSO
-100 8.4 2424088 1924-10-29 2424072 1924-10-13 16 AAVSO
-99 7.5 2424279 1925-05-08 2424279 1925-05-08 0 SVO
-98 7.9 2424490 1925-12-05 2424485 1925-11-30 5 AAVSO
-97 7.8 2424700 1926-07-03 2424692 1926-06-25 8 AAVSO
-96 8.4 2424910 1927-01-29 2424899 1927-01-18 11 AAVSO
-95   2425101 1927-08-08 2425105 1927-08-12 -4 AAVSO
-94 8.6 2425312 1928-03-06 2425312 1928-03-06 0 SVO
-93   2425525 1928-10-05 2425518 1928-09-28 7 AAVSO
-92 8.2 2425729 1929-04-27 2425725 1929-04-23 4 SVO
-91 8.2 2425940 1929-11-24 2425932 1929-11-16 8 AAVSO
-90 8.2 2426147 1930-06-19 2426138 1930-06-10 9 AAVSO
-89 7.9 2426343 1931-01-01 2426345 1931-01-03 -2 SVO
-88 7.9 2426548 1931-07-25 2426552 1931-07-29 -4 AAVSO
-87 8.6 2426768 1932-03-01 2426758 1932-02-20 10 SVO
-86   2426971 1932-09-20 2426965 1932-09-14 6 AAVSO
-85 8.3 2427176 1933-04-13 2427172 1933-04-09 4 SVO
-84 8.0 2427386 1933-11-09 2427378 1933-11-01 8 AAVSO
-83 8.1 2427594 1934-06-05 2427585 1934-05-27 9 SVO
-82 8.4 2427793 1934-12-21 2427792 1934-12-20 1 AAVSO
-81 7.9 2427999 1935-07-15 2427998 1935-07-14 1 AAVSO
-80 8.4 2428205 1936-02-06 2428205 1936-02-06 0 SVO
-79   2428419 1936-09-07 2428411 1936-08-30 8 AAVSO
-78 8.0 2428618 1937-03-25 2428618 1937-03-25 0 SVO
-77 8.2 2428829 1937-10-22 2428825 1937-10-18 4 AAVSO
-76 8.1 2429014 1938-04-25 2429031 1938-05-12 -17 SVO
-75 8.3 2429223 1938-11-20 2429238 1938-12-05 -15 AAVSO
-74 8.3 2429439 1939-06-24 2429445 1939-06-30 -6 SVO
-73 8.4 2429642 1940-01-13 2429651 1940-01-22 -9 SVO
-72 7.8 2429849 1940-08-07 2429858 1940-08-16 -9 AAVSO
-71 8.2 2430050 1941-02-24 2430065 1941-03-11 -15 SVO
-70   2430257 1941-09-19 2430271 1941-10-03 -14 AAVSO
-69 8.1 2430461 1942-04-11 2430478 1942-04-28 -17 SVO
-68   2430664 1942-10-31 2430684 1942-11-20 -20 AAVSO
-67 8.2 2430881 1943-06-05 2430891 1943-06-15 -10 SVO
-66   2431079 1943-12-20 2431098 1944-01-08 -19 AAVSO
-65 8.0 2431285 1944-07-13 2431304 1944-08-01 -19 AAVSO
-64 8.3 2431508 1945-02-21 2431511 1945-02-24 -3 SVO
-63   2431709 1945-09-10 2431718 1945-09-19 -9 AAVSO
-62 8.1 2431914 1946-04-03 2431924 1946-04-13 -10 SVO
-61   2432124 1946-10-30 2432131 1946-11-06 -7 AAVSO
-60 7.9 2432346 1947-06-09 2432338 1947-06-01 8 SVO
-59 8.7 2432539 1947-12-19 2432544 1947-12-24 -5 AAVSO
-58 8.0 2432748 1948-07-15 2432751 1948-07-18 -3 AAVSO
-57 8.5 2432963 1949-02-15 2432958 1949-02-10 5 SVO
-56   2433163 1949-09-03 2433164 1949-09-04 -1 AAVSO
-55 8.0 2433359 1950-03-18 2433371 1950-03-30 -12 SVO
-54   2433570 1950-10-15 2433577 1950-10-22 -7 AAVSO
-53 8.2 2433779 1951-05-12 2433784 1951-05-17 -5 SVO
-52 7.8 2433988 1951-12-07 2433991 1951-12-10 -3 AAVSO
-51 7.9 2434194 1952-06-30 2434197 1952-07-03 -3 AAVSO
-50 8.4 2434403 1953-01-25 2434404 1953-01-26 -1 AAVSO
-49 8.0 2434609 1953-08-19 2434611 1953-08-21 -2 AAVSO
-48 7.9 2434819 1954-03-17 2434817 1954-03-15 2 AAVSO
-47   2435021 1954-10-05 2435024 1954-10-08 -3 AAVSO
-46 8.0 2435227 1955-04-29 2435231 1955-05-03 -4 SVO
-45   2435428 1955-11-16 2435437 1955-11-25 -9 AAVSO
-44 7.6 2435636 1956-06-11 2435644 1956-06-19 -8 AAVSO
-43 8.4 2435851 1957-01-12 2435850 1957-01-11 1 SVO
-42 7.8 2436057 1957-08-06 2436057 1957-08-06 0 AAVSO
-41 8.2 2436265 1958-03-02 2436264 1958-03-01 1 SVO
-40   2436469 1958-09-22 2436470 1958-09-23 -1 AAVSO
-39 8.1 2436676 1959-04-17 2436677 1959-04-18 -1 SVO
-38 8.5 2436889 1959-11-16 2436884 1959-11-11 5 AAVSO
-37 8.9 2437099 1960-06-13 2437090 1960-06-04 9 AAVSO
-36 8.5 2437306 1961-01-06 2437297 1960-12-28 9 AAVSO
-35 8.6 2437515 1961-08-03 2437504 1961-07-23 11 AAVSO
-34 7.9 2437713 1962-02-17 2437710 1962-02-14 3 AAVSO
-33   2437929 1962-09-21 2437917 1962-09-09 12 AAVSO
-32 8.4 2438133 1963-04-13 2438124 1963-04-04 9 SVO
-31   2438347 1963-11-13 2438330 1963-10-27 17 AAVSO
-30 8.6 2438550 1964-06-03 2438537 1964-05-21 13 SVO
-29 7.6 2438758 1964-12-28 2438743 1964-12-13 15 AAVSO
-28 8.3 2438967 1965-07-25 2438950 1965-07-08 17 AAVSO
-27 7.8 2439150 1966-01-24 2439157 1966-01-31 -7 SVO
-26   2439370 1966-09-01 2439363 1966-08-25 7 AAVSO
-25 8.6 2439571 1967-03-21 2439570 1967-03-20 1 SVO
-24   2439779 1967-10-15 2439777 1967-10-13 2 AAVSO
-23 8.0 2439982 1968-05-05 2439983 1968-05-06 -1 SVO
-22 7.8 2440192 1968-12-01 2440190 1968-11-29 2 AAVSO
-21 8.4 2440396 1969-06-23 2440397 1969-06-24 -1 SVO
-20 8.2 2440603 1970-01-16 2440603 1970-01-16 0 SVO
-19 8.1 2440812 1970-08-13 2440810 1970-08-11 2 AAVSO
-18 8.1 2441017 1971-03-06 2441016 1971-03-05 1 SVO
-17   2441215 1971-09-20 2441223 1971-09-28 -8 AAVSO
-16 8.2 2441438 1972-04-30 2441430 1972-04-22 8 SVO
-15 8.4 2441639 1972-11-17 2441636 1972-11-14 3 AAVSO
-14 8.5 2441859 1973-06-25 2441843 1973-06-09 16 SVO
-13 8.1 2442056 1974-01-08 2442050 1974-01-02 6 SVO
-12 8.2 2442254 1974-07-25 2442256 1974-07-27 -2 AAVSO
-11 8.2 2442461 1975-02-17 2442463 1975-02-19 -2 SVO
-10 9.4 2442672 1975-09-16 2442670 1975-09-14 2 AAVSO
-9 8.5 2442877 1976-04-08 2442876 1976-04-07 1 SVO
-8 8.2 2443084 1976-11-01 2443083 1976-10-31 1 AAVSO
-7 8.3 2443291 1977-05-27 2443290 1977-05-26 1 SVO
-6 8.1 2443494 1977-12-16 2443496 1977-12-18 -2 SVO
-5 8.1 2443690 1978-06-30 2443703 1978-07-13 -13 SVO
-4 8.2 2443900 1979-01-26 2443909 1979-02-04 -9 SVO
-3 9.0 2444113 1979-08-27 2444116 1979-08-30 -3 AAVSO
-2 8.5 2444325 1980-03-26 2444323 1980-03-24 2 SVO
-1 8.2 2444528 1980-10-15 2444529 1980-10-16 -1 AAVSO
0 8.6 2444740 1981-05-15 2444736 1981-05-11 4 SVO
1 8.4 2444952 1981-12-13 2444943 1981-12-04 9 SVO
2 7.9 2445147 1982-06-26 2445149 1982-06-28 -2 SVO
3 8.3 2445361 1983-01-26 2445356 1983-01-21 5 SVO
4 8.6 2445572 1983-08-25 2445563 1983-08-16 9 AAVSO
5 8.2 2445782 1984-03-22 2445769 1984-03-09 13 SVO
6 8.8 2445989 1984-10-15 2445976 1984-10-02 13 AAVSO
7 8.4 2446199 1985-05-13 2446182 1985-04-26 17 SVO
8 8.1 2446405 1985-12-05 2446389 1985-11-19 16 SVO
9 8.3 2446627 1986-07-15 2446596 1986-06-14 31 AAVSO
10 8.3 2446836 1987-02-09 2446802 1987-01-06 34 SVO
11   2447032 1987-08-24 2447009 1987-08-01 23 AAVSO
12 8.2 2447237 1988-03-16 2447216 1988-02-24 21 SVO
13   2447443 1988-10-08 2447422 1988-09-17 21 AAVSO
14 8.5 2447661 1989-05-14 2447629 1989-04-12 32 SVO
15 7.8 2447861 1989-11-30 2447836 1989-11-05 25 SVO
16 8.6 2448077 1990-07-04 2448042 1990-05-30 35 SVO
17 8.6 2448286 1991-01-29 2448249 1990-12-23 37 SVO
18   2448489 1991-08-20 2448456 1991-07-18 33 AAVSO
19 8.2 2448689 1992-03-07 2448662 1992-02-09 27 SVO
20   2448900 1992-10-04 2448869 1992-09-03 31 AAVSO
21 8.4 2449109 1993-05-01 2449075 1993-03-28 34 SVO
22   2449316 1993-11-24 2449282 1993-10-21 34 AAVSO
23 8.4 2449510 1994-06-06 2449489 1994-05-16 21 SVO
24 8.4 2449718 1994-12-31 2449695 1994-12-08 23 SVO
25 7.8 2449923 1995-07-24 2449902 1995-07-03 21 SVO
26 8.5 2450134 1996-02-20 2450109 1996-01-26 25 SVO
27   2450341 1996-09-14 2450315 1996-08-19 26 AAVSO
28 7.9 2450542 1997-04-03 2450522 1997-03-14 20 SVO
29   2450753 1997-10-31 2450729 1997-10-07 24 AAVSO
30 8.3 2450965 1998-05-31 2450935 1998-05-01 30 SVO
31 8.0 2451173 1998-12-25 2451142 1998-11-24 31 SVO
32   2451364 1999-07-04 2451348 1999-06-18 16 AAVSO
33 8.0 2451570 2000-01-26 2451555 2000-01-11 15 SVO
34   2451779 2000-08-22 2451762 2000-08-05 17 AAVSO
35 8.8 2451988 2001-03-19 2451968 2001-02-27 20 SVO
36   2452179 2001-09-26 2452175 2001-09-22 4 AAVSO
37 8.1 2452395 2002-04-30 2452382 2002-04-17 13 SVO
38 8.3 2452602 2002-11-23 2452588 2002-11-09 14 SVO
39 8.6 2452808 2003-06-17 2452795 2003-06-04 13 SVO
40 8.1 2453008 2004-01-03 2453002 2003-12-28 6 SVO
41   2453220 2004-08-02 2453208 2004-07-21 12 AAVSO
42 8.8 2453425 2005-02-23 2453415 2005-02-13 10 SVO
43 8.0 2453623 2005-09-09 2453622 2005-09-08 1 SVO
44 8.8 2453835 2006-04-09 2453828 2006-04-02 7 SVO
45   2454050 2006-11-10 2454035 2006-10-26 15 AAVSO
46 8.2 2454239 2007-05-18 2454241 2007-05-20 -2 SVO
47   2454447 2007-12-12 2454448 2007-12-13 -1 AAVSO
48 8.1 2454651 2008-07-03 2454655 2008-07-07 -4 AAVSO
49 8.3 2454854 2009-01-22 2454861 2009-01-29 -7 SVO
50 8.7 2455065 2009-08-21 2455068 2009-08-24 -3 AAVSO
51 8.3 2455269 2010-03-13 2455275 2010-03-19 -6 SVO
52   2455474 2010-10-04 2455481 2010-10-11 -7 AAVSO
53 8.0 2455678 2011-04-26 2455688 2011-05-06 -10 SVO
54 8.8 2455895 2011-11-29 2455895 2011-11-29 0 AAVSO
55 8.6 2456101 2012-06-22 2456101 2012-06-22 0 SVO
56 8.1 2456302 2013-01-09 2456308 2013-01-15 -6 SVO
57 8.0 2456506 2013-08-01 2456514 2013-08-09 -8 AAVSO
58 8.4 2456716 2014-02-27 2456721 2014-03-04 -5 SVO
59 8.2 2456923 2014-09-22 2456928 2014-09-27 -5 SVO
60 8.8 2457136 2015-04-23 2457134 2015-04-21 2 SVO
61 8.3 2457340 2015-11-13 2457341 2015-11-14 -1 AAVSO
62 8.3 2457543 2016-06-03 2457548 2016-06-08 -5 SVO
63 8.1 2457747 2016-12-24 2457754 2016-12-31 -7 SVO
64 8.7 2457962 2017-07-27 2457961 2017-07-26 1 AAVSO
65 8.5 2458165 2018-02-15 2458168 2018-02-18 -3 SVO
66   2458375 2018-09-13 2458374 2018-09-12 1 SVO
67 8.1 2458580 2019-04-06 2458581 2019-04-07 -1 SVO
68   2458785 2019-10-28 2458788 2019-10-31 -3 SVO
69 8.9 2459004 2020-06-03 2458994 2020-05-24 10 SVO
70 8.0 2459206 2020-12-22 2459201 2020-12-17 5 SVO
71   2459420 2021-07-24 2459407 2021-07-11 13 SVO
72 8.4 2459607 2022-01-27 2459614 2022-02-03 -7 SVO
73   2459820 2022-08-28 2459821 2022-08-29 -1 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.