Maxima for S Boo
Period: 271.07, Epoch: 2444149.2
AAVSO offset: 4

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-160   2400792 1861-01-16 2400779 1861-01-03 13 AnHar, 1909, vol 55, p 95
-159   2401060 1861-10-11 2401050 1861-10-01 10 AnHar, 1909, vol 55, p 95
-157   2401620 1863-04-24 2401592 1863-03-27 28 VeBam, 1931, vol 3, p 1
-156   2401894 1864-01-23 2401863 1863-12-23 31 VeBam, 1931, vol 3, p 1
-155   2402158 1864-10-13 2402134 1864-09-19 24 VeBam, 1931, vol 3, p 1
-154 8.8 2402431 1865-07-13 2402405 1865-06-17 26 SVO
-153 8.5 2402710 1866-04-18 2402676 1866-03-15 34 SVO
-152 8.4 2402980 1867-01-13 2402947 1866-12-11 33 SVO
-150   2403524 1868-07-10 2403489 1868-06-05 35 AnHar, 1909, vol 55, p 95
-149 8.0 2403796 1869-04-08 2403760 1869-03-03 36 SVO
-148   2404070 1870-01-07 2404031 1869-11-29 39 AnHar, 1909, vol 55, p 95
-147 8.0 2404346 1870-10-10 2404302 1870-08-27 44 SVO
-146 8.3 2404613 1871-07-04 2404573 1871-05-25 40 SVO
-145 8.1 2404887 1872-04-03 2404845 1872-02-21 42 SVO
-144 8.2 2405153 1872-12-25 2405116 1872-11-18 37 SVO
-143   2405430 1873-09-28 2405387 1873-08-16 43 AnHar, 1909, vol 55, p 95
-142 8.6 2405705 1874-06-30 2405658 1874-05-14 47 SVO
-141   2405963 1875-03-15 2405929 1875-02-09 34 AnHar, 1909, vol 55, p 95
-140   2406248 1875-12-25 2406200 1875-11-07 48 AnHar, 1909, vol 55, p 95
-139   2406524 1876-09-26 2406471 1876-08-04 53 AnHar, 1909, vol 55, p 95
-138   2406789 1877-06-18 2406742 1877-05-02 47 AnHar, 1909, vol 55, p 95
-137   2407051 1878-03-07 2407013 1878-01-28 38 AnHar, 1909, vol 55, p 95
-135   2407607 1879-09-14 2407555 1879-07-24 52 AnHar, 1909, vol 55, p 95
-134   2407878 1880-06-11 2407826 1880-04-20 52 AnHar, 1909, vol 55, p 95
-133   2408150 1881-03-10 2408097 1881-01-16 53 AnHar, 1909, vol 55, p 95
-132   2408416 1881-12-01 2408368 1881-10-14 48 AnHar, 1909, vol 55, p 95
-131   2408695 1882-09-06 2408639 1882-07-12 56 AnHar, 1909, vol 55, p 95
-130   2408953 1883-05-22 2408911 1883-04-10 42 AnHar, 1909, vol 55, p 95
-128   2409490 1884-11-09 2409453 1884-10-03 37 AnHar, 1909, vol 55, p 95
-127   2409769 1885-08-15 2409724 1885-07-01 45 AnHar, 1909, vol 55, p 95
-126   2410042 1886-05-15 2409995 1886-03-29 47 AnHar, 1909, vol 55, p 95
-124   2410582 1887-11-06 2410537 1887-09-22 45 AnHar, 1909, vol 55, p 95
-123   2410850 1888-07-31 2410808 1888-06-19 42 AnHar, 1909, vol 55, p 95
-121 8.6 2411379 1890-01-11 2411350 1889-12-13 29 SVO
-120 8.3 2411648 1890-10-07 2411621 1890-09-10 27 SVO
-119 8.4 2411908 1891-06-24 2411892 1891-06-08 16 SVO
-118   2412182 1892-03-24 2412163 1892-03-05 19 AnHar, 1909, vol 55, p 95
-117   2412439 1892-12-06 2412434 1892-12-01 5 AnHar, 1909, vol 55, p 95
-116 8.4 2412704 1893-08-28 2412705 1893-08-29 -1 SVO
-115 8.3 2412970 1894-05-21 2412977 1894-05-28 -7 SVO
-114   2413232 1895-02-07 2413248 1895-02-23 -16 AnHar, 1909, vol 55, p 95
-113 8.1 2413505 1895-11-07 2413519 1895-11-21 -14 SVO
-112 8.5 2413770 1896-07-29 2413790 1896-08-18 -20 SVO
-111   2414049 1897-05-04 2414061 1897-05-16 -12 AnHar, 1909, vol 55, p 95
-110   2414320 1898-01-30 2414332 1898-02-11 -12 AnHar, 1909, vol 55, p 95
-109   2414576 1898-10-13 2414603 1898-11-09 -27 AnHar, 1909, vol 55, p 95
-108   2414839 1899-07-03 2414874 1899-08-07 -35 AnHar, 1909, vol 55, p 95
-107 7.9 2415108 1900-03-29 2415145 1900-05-05 -37 SVO
-106   2415367 1900-12-13 2415416 1901-01-31 -49 AnHar, 1909, vol 55, p 95
-105   2415656 1901-09-28 2415687 1901-10-29 -31 AnHar, 1909, vol 55, p 95
-104   2415914 1902-06-13 2415958 1902-07-27 -44 AnHar, 1909, vol 55, p 95
-103   2416190 1903-03-16 2416229 1903-04-24 -39 AnHar, 1909, vol 55, p 95
-102   2416450 1903-12-01 2416500 1904-01-20 -50 AnHar, 1909, vol 55, p 95
-101   2416727 1904-09-03 2416771 1904-10-17 -44 AnHar, 1909, vol 55, p 95
-100   2416988 1905-05-22 2417043 1905-07-16 -55 AAVSO
-99 8.5 2417263 1906-02-21 2417314 1906-04-13 -51 AAVSO
-98 9.0 2417523 1906-11-08 2417585 1907-01-09 -62 AAVSO
-97 8.5 2417791 1907-08-03 2417856 1907-10-07 -65 SVO
-96 8.1 2418052 1908-04-20 2418127 1908-07-04 -75 AAVSO
-95   2418315 1909-01-08 2418398 1909-04-01 -83 AAVSO
-94 8.0 2418598 1909-10-18 2418669 1909-12-28 -71 AAVSO
-93 8.7 2418858 1910-07-05 2418940 1910-09-25 -82 AAVSO
-92 8.5 2419146 1911-04-19 2419211 1911-06-23 -65 SVO
-91 8.4 2419413 1912-01-11 2419482 1912-03-20 -69 SVO
-90 9.0 2419704 1912-10-28 2419753 1912-12-16 -49 AAVSO
-89 8.1 2419963 1913-07-14 2420024 1913-09-13 -61 SVO
-88 8.3 2420220 1914-03-28 2420295 1914-06-11 -75 SVO
-87 8.0 2420492 1914-12-25 2420566 1915-03-09 -74 SVO
-86 8.4 2420765 1915-09-24 2420837 1915-12-05 -72 SVO
-85 8.4 2421054 1916-07-09 2421109 1916-09-02 -55 SVO
-84 8.6 2421338 1917-04-19 2421380 1917-05-31 -42 SVO
-83 8.5 2421622 1918-01-28 2421651 1918-02-26 -29 AAVSO
-82 8.4 2421891 1918-10-24 2421922 1918-11-24 -31 SVO
-81 8.3 2422164 1919-07-24 2422193 1919-08-22 -29 SVO
-80 8.3 2422441 1920-04-26 2422464 1920-05-19 -23 SVO
-79 8.1 2422717 1921-01-27 2422735 1921-02-14 -18 SVO
-78 8.1 2422986 1921-10-23 2423006 1921-11-12 -20 SVO
-77 8.0 2423262 1922-07-26 2423277 1922-08-10 -15 SVO
-76 8.4 2423537 1923-04-27 2423548 1923-05-08 -11 SVO
-75 8.3 2423810 1924-01-25 2423819 1924-02-03 -9 SVO
-74 8.9 2424091 1924-11-01 2424090 1924-10-31 1 SVO
-73 8.4 2424365 1925-08-02 2424361 1925-07-29 4 SVO
-72 8.6 2424648 1926-05-12 2424632 1926-04-26 16 SVO
-71 8.2 2424921 1927-02-09 2424903 1927-01-22 18 SVO
-70 8.5 2425195 1927-11-10 2425175 1927-10-21 20 SVO
-69 8.4 2425466 1928-08-07 2425446 1928-07-18 20 SVO
-68 8.2 2425734 1929-05-02 2425717 1929-04-15 17 SVO
-67 8.3 2426001 1930-01-24 2425988 1930-01-11 13 SVO
-66 8.7 2426277 1930-10-27 2426259 1930-10-09 18 SVO
-65 8.7 2426552 1931-07-29 2426530 1931-07-07 22 SVO
-64 8.3 2426817 1932-04-19 2426801 1932-04-03 16 SVO
-63 8.2 2427089 1933-01-16 2427072 1932-12-30 17 SVO
-62 8.3 2427359 1933-10-13 2427343 1933-09-27 16 SVO
-61 8.5 2427626 1934-07-07 2427614 1934-06-25 12 SVO
-60 8.2 2427891 1935-03-29 2427885 1935-03-23 6 SVO
-59 8.9 2428165 1935-12-28 2428156 1935-12-19 9 SVO
-58 8.7 2428440 1936-09-28 2428427 1936-09-15 13 SVO
-57 8.2 2428701 1937-06-16 2428698 1937-06-13 3 SVO
-56 8.7 2428982 1938-03-24 2428969 1938-03-11 13 SVO
-55 8.3 2429249 1938-12-16 2429241 1938-12-08 8 SVO
-54 8.5 2429520 1939-09-13 2429512 1939-09-05 8 SVO
-53 8.4 2429793 1940-06-12 2429783 1940-06-02 10 SVO
-52 8.2 2430064 1941-03-10 2430054 1941-02-28 10 SVO
-51 8.2 2430329 1941-11-30 2430325 1941-11-26 4 SVO
-50 8.4 2430598 1942-08-26 2430596 1942-08-24 2 SVO
-49 8.4 2430869 1943-05-24 2430867 1943-05-22 2 SVO
-48 8.6 2431133 1944-02-12 2431138 1944-02-17 -5 SVO
-47 9.1 2431417 1944-11-22 2431409 1944-11-14 8 SVO
-46 8.3 2431684 1945-08-16 2431680 1945-08-12 4 SVO
-45 8.6 2431952 1946-05-11 2431951 1946-05-10 1 SVO
-44 8.2 2432217 1947-01-31 2432222 1947-02-05 -5 SVO
-43 8.6 2432484 1947-10-25 2432493 1947-11-03 -9 SVO
-42 8.6 2432752 1948-07-19 2432764 1948-07-31 -12 SVO
-41 8.3 2433017 1949-04-10 2433035 1949-04-28 -18 SVO
-40 8.5 2433283 1950-01-01 2433307 1950-01-25 -24 SVO
-39 8.4 2433549 1950-09-24 2433578 1950-10-23 -29 SVO
-38 8.2 2433819 1951-06-21 2433849 1951-07-21 -30 SVO
-37 9.0 2434084 1952-03-12 2434120 1952-04-17 -36 SVO
-36 8.3 2434346 1952-11-29 2434391 1953-01-13 -45 SVO
-35 8.9 2434640 1953-09-19 2434662 1953-10-11 -22 SVO
-34 8.4 2434911 1954-06-17 2434933 1954-07-09 -22 SVO
-33 8.3 2435176 1955-03-09 2435204 1955-04-06 -28 SVO
-32 8.3 2435444 1955-12-02 2435475 1956-01-02 -31 SVO
-31 8.6 2435727 1956-09-10 2435746 1956-09-29 -19 SVO
-30 8.1 2435991 1957-06-01 2436017 1957-06-27 -26 SVO
-29 8.5 2436265 1958-03-02 2436288 1958-03-25 -23 SVO
-28 8.4 2436543 1958-12-05 2436559 1958-12-21 -16 SVO
-27 8.7 2436827 1959-09-15 2436830 1959-09-18 -3 SVO
-26 8.2 2437092 1960-06-06 2437101 1960-06-15 -9 SVO
-25 8.6 2437368 1961-03-09 2437373 1961-03-14 -5 SVO
-24 8.1 2437632 1961-11-28 2437644 1961-12-10 -12 SVO
-23 8.4 2437899 1962-08-22 2437915 1962-09-07 -16 SVO
-22 8.5 2438181 1963-05-31 2438186 1963-06-05 -5 SVO
-21 8.3 2438445 1964-02-19 2438457 1964-03-02 -12 SVO
-20 8.4 2438708 1964-11-08 2438728 1964-11-28 -20 SVO
-19 8.3 2438983 1965-08-10 2438999 1965-08-26 -16 SVO
-18 8.7 2439256 1966-05-10 2439270 1966-05-24 -14 SVO
-17 8.4 2439525 1967-02-03 2439541 1967-02-19 -16 SVO
-16 8.6 2439795 1967-10-31 2439812 1967-11-17 -17 SVO
-15 8.5 2440071 1968-08-02 2440083 1968-08-14 -12 SVO
-14 8.4 2440335 1969-04-23 2440354 1969-05-12 -19 SVO
-13 8.5 2440607 1970-01-20 2440625 1970-02-07 -18 SVO
-12 8.4 2440883 1970-10-23 2440896 1970-11-05 -13 SVO
-11 8.0 2441140 1971-07-07 2441167 1971-08-03 -27 SVO
-10 8.2 2441405 1972-03-28 2441439 1972-05-01 -34 SVO
-9 8.4 2441672 1972-12-20 2441710 1973-01-27 -38 SVO
-8 8.4 2441951 1973-09-25 2441981 1973-10-25 -30 SVO
-7 8.9 2442230 1974-07-01 2442252 1974-07-23 -22 SVO
-6 8.2 2442503 1975-03-31 2442523 1975-04-20 -20 SVO
-5 8.4 2442768 1975-12-21 2442794 1976-01-16 -26 SVO
-4 8.5 2443034 1976-09-12 2443065 1976-10-13 -31 SVO
-3 8.1 2443299 1977-06-04 2443336 1977-07-11 -37 SVO
-2 8.8 2443576 1978-03-08 2443607 1978-04-08 -31 SVO
-1 8.5 2443854 1978-12-11 2443878 1979-01-04 -24 SVO
0 8.5 2444125 1979-09-08 2444149 1979-10-02 -24 SVO
1 8.2 2444401 1980-06-10 2444420 1980-06-29 -19 SVO
2 8.7 2444676 1981-03-12 2444691 1981-03-27 -15 SVO
3 8.2 2444946 1981-12-07 2444962 1981-12-23 -16 SVO
4 8.8 2445226 1982-09-13 2445233 1982-09-20 -7 SVO
5 8.1 2445493 1983-06-07 2445505 1983-06-19 -12 SVO
6 8.3 2445772 1984-03-12 2445776 1984-03-16 -4 SVO
7 8.3 2446036 1984-12-01 2446047 1984-12-12 -11 SVO
8 8.0 2446300 1985-08-22 2446318 1985-09-09 -18 SVO
9 8.3 2446572 1986-05-21 2446589 1986-06-07 -17 SVO
10 8.3 2446848 1987-02-21 2446860 1987-03-05 -12 SVO
11 9.0 2447125 1987-11-25 2447131 1987-12-01 -6 SVO
12 8.4 2447404 1988-08-30 2447402 1988-08-28 2 SVO
13 8.4 2447678 1989-05-31 2447673 1989-05-26 5 SVO
14 8.8 2447955 1990-03-04 2447944 1990-02-21 11 SVO
15 8.1 2448221 1990-11-25 2448215 1990-11-19 6 SVO
16 8.8 2448504 1991-09-04 2448486 1991-08-17 18 SVO
17 8.8 2448785 1992-06-11 2448757 1992-05-14 28 SVO
18 8.4 2449054 1993-03-07 2449028 1993-02-09 26 SVO
19 8.4 2449328 1993-12-06 2449299 1993-11-07 29 SVO
20 8.7 2449604 1994-09-08 2449571 1994-08-06 33 SVO
21 8.2 2449873 1995-06-04 2449842 1995-05-04 31 SVO
22 8.9 2450153 1996-03-10 2450113 1996-01-30 40 SVO
23 8.3 2450422 1996-12-04 2450384 1996-10-27 38 SVO
24 8.7 2450696 1997-09-04 2450655 1997-07-25 41 SVO
25 8.3 2450963 1998-05-29 2450926 1998-04-22 37 SVO
26 8.8 2451237 1999-02-27 2451197 1999-01-18 40 SVO
27 8.4 2451513 1999-11-30 2451468 1999-10-16 45 SVO
28 8.9 2451792 2000-09-04 2451739 2000-07-13 53 SVO
29 8.4 2452063 2001-06-02 2452010 2001-04-10 53 SVO
30 8.6 2452340 2002-03-06 2452281 2002-01-06 59 SVO
31 8.4 2452615 2002-12-06 2452552 2002-10-04 63 SVO
32 8.6 2452888 2003-09-05 2452823 2003-07-02 65 SVO
33 8.2 2453160 2004-06-03 2453094 2004-03-29 66 SVO
34 8.4 2453422 2005-02-20 2453365 2004-12-25 57 SVO
35 8.3 2453689 2005-11-14 2453637 2005-09-23 52 SVO
36 8.5 2453955 2006-08-07 2453908 2006-06-21 47 SVO
37 8.8 2454235 2007-05-14 2454179 2007-03-19 56 SVO
38 8.2 2454498 2008-02-01 2454450 2007-12-15 48 SVO
39 8.5 2454767 2008-10-27 2454721 2008-09-11 46 SVO
40 8.2 2455028 2009-07-15 2454992 2009-06-09 36 SVO
41 8.8 2455296 2010-04-09 2455263 2010-03-07 33 SVO
42 8.5 2455568 2011-01-06 2455534 2010-12-03 34 SVO
43 8.3 2455824 2011-09-19 2455805 2011-08-31 19 SVO
44 8.4 2456087 2012-06-08 2456076 2012-05-28 11 SVO
45 8.4 2456356 2013-03-04 2456347 2013-02-23 9 SVO
46 8.5 2456628 2013-12-01 2456618 2013-11-21 10 SVO
47 8.6 2456899 2014-08-29 2456889 2014-08-19 10 SVO
48 8.6 2457166 2015-05-23 2457160 2015-05-17 6 SVO
49 8.7 2457437 2016-02-18 2457431 2016-02-12 6 SVO
50 8.1 2457701 2016-11-08 2457703 2016-11-10 -2 SVO
51 8.4 2457959 2017-07-24 2457974 2017-08-08 -15 SVO
52 8.6 2458230 2018-04-21 2458245 2018-05-06 -15 SVO
53 8.5 2458492 2019-01-08 2458516 2019-02-01 -24 SVO
54 8.7 2458772 2019-10-15 2458787 2019-10-30 -15 SVO
55 8.4 2459039 2020-07-08 2459058 2020-07-27 -19 SVO
56 8.8 2459312 2021-04-07 2459329 2021-04-24 -17 SVO
57 8.5 2459577 2021-12-28 2459600 2022-01-20 -23 SVO
58 8.6 2459844 2022-09-21 2459871 2022-10-18 -27 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.