Maxima for RT Lib
Period: 251.44, Epoch: 2439200.2
AAVSO offset: -4

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-101   2413776 1896-08-04 2413805 1896-09-02 -29 AnHar, 1909, vol 55, p 95
-100   2414041 1897-04-26 2414056 1897-05-11 -15 SVO
-97   2414799 1899-05-24 2414811 1899-06-05 -12 AnHar, 1909, vol 55, p 95
-94   2415556 1901-06-20 2415565 1901-06-29 -9 AnHar, 1909, vol 55, p 95
-93   2415810 1902-03-01 2415816 1902-03-07 -6 SVO
-91   2416320 1903-07-24 2416319 1903-07-23 1 AnHar, 1909, vol 55, p 95
-90   2416565 1904-03-25 2416571 1904-03-31 -6 SVO
-89   2416827 1904-12-12 2416822 1904-12-07 5 AAVSO
-88   2417077 1905-08-19 2417074 1905-08-16 3 AAVSO
-87 9.0 2417328 1906-04-27 2417325 1906-04-24 3 AAVSO
-86   2417586 1907-01-10 2417577 1907-01-01 9 AAVSO
-85 8.9 2417836 1907-09-17 2417828 1907-09-09 8 AAVSO
-84 9.0 2418099 1908-06-06 2418079 1908-05-17 20 AAVSO
-83   2418358 1909-02-20 2418331 1909-01-24 27 AAVSO
-82   2418602 1909-10-22 2418582 1909-10-02 20 AAVSO
-81 9.2 2418845 1910-06-22 2418834 1910-06-11 11 AAVSO
-79   2419364 1911-11-23 2419337 1911-10-27 27 AAVSO
-78   2419610 1912-07-26 2419588 1912-07-04 22 AAVSO
-77   2419862 1913-04-04 2419839 1913-03-12 23 AAVSO
-76   2420116 1913-12-14 2420091 1913-11-19 25 AAVSO
-75 9.0 2420367 1914-08-22 2420342 1914-07-28 25 AAVSO
-74 9.0 2420617 1915-04-29 2420594 1915-04-06 23 AAVSO
-73   2420876 1916-01-13 2420845 1915-12-13 31 AAVSO
-72   2421112 1916-09-05 2421097 1916-08-21 15 AAVSO
-71 9.1 2421362 1917-05-13 2421348 1917-04-29 14 AAVSO
-70   2421612 1918-01-18 2421600 1918-01-06 12 AAVSO
-68 9.0 2422100 1919-05-21 2422102 1919-05-23 -2 AAVSO
-67 9.0 2422356 1920-02-01 2422354 1920-01-30 2 AAVSO
-65 9.0 2422862 1921-06-21 2422857 1921-06-16 5 AAVSO
-64 8.4 2423122 1922-03-08 2423108 1922-02-22 14 AAVSO
-62 8.2 2423615 1923-07-14 2423611 1923-07-10 4 AAVSO
-61 10.4 2423862 1924-03-17 2423862 1924-03-17 0 AAVSO
-60   2424106 1924-11-16 2424114 1924-11-24 -8 AAVSO
-59 9.0 2424357 1925-07-25 2424365 1925-08-02 -8 AAVSO
-58 8.6 2424607 1926-04-01 2424617 1926-04-11 -10 AAVSO
-57   2424856 1926-12-06 2424868 1926-12-18 -12 AAVSO
-56 8.8 2425108 1927-08-15 2425120 1927-08-27 -12 AAVSO
-55 8.6 2425368 1928-05-01 2425371 1928-05-04 -3 AAVSO
-54 8.6 2425622 1929-01-10 2425623 1929-01-11 -1 AAVSO
-53   2425874 1929-09-19 2425874 1929-09-19 0 AAVSO
-52 9.0 2426130 1930-06-02 2426125 1930-05-28 5 SVO
-51 8.7 2426377 1931-02-04 2426377 1931-02-04 0 AAVSO
-50   2426627 1931-10-12 2426628 1931-10-13 -1 AAVSO
-49 9.4 2426888 1932-06-29 2426880 1932-06-21 8 SVO
-48 8.8 2427132 1933-02-28 2427131 1933-02-27 1 AAVSO
-47   2427379 1933-11-02 2427383 1933-11-06 -4 AAVSO
-46 8.0 2427637 1934-07-18 2427634 1934-07-15 3 SVO
-45 9.3 2427896 1935-04-03 2427885 1935-03-23 11 AAVSO
-44   2428131 1935-11-24 2428137 1935-11-30 -6 AAVSO
-43 8.8 2428381 1936-07-31 2428388 1936-08-07 -7 AAVSO
-42 9.0 2428642 1937-04-18 2428640 1937-04-16 2 AAVSO
-41   2428885 1937-12-17 2428891 1937-12-23 -6 AAVSO
-40   2429146 1938-09-04 2429143 1938-09-01 3 AAVSO
-39 8.4 2429386 1939-05-02 2429394 1939-05-10 -8 SVO
-38   2429636 1940-01-07 2429646 1940-01-17 -10 AAVSO
-36 9.5 2430147 1941-06-01 2430148 1941-06-02 -1 SVO
-35   2430402 1942-02-11 2430400 1942-02-09 2 AAVSO
-33 9.0 2430890 1943-06-14 2430903 1943-06-27 -13 SVO
-32   2431150 1944-02-29 2431154 1944-03-04 -4 AAVSO
-30 9.3 2431648 1945-07-11 2431657 1945-07-20 -9 AAVSO
-29 9.2 2431906 1946-03-26 2431909 1946-03-29 -3 AAVSO
-27 8.9 2432406 1947-08-08 2432411 1947-08-13 -5 AAVSO
-26 9.0 2432666 1948-04-24 2432663 1948-04-21 3 AAVSO
-25 9.5 2432927 1949-01-10 2432914 1948-12-28 13 AAVSO
-24 8.0 2433155 1949-08-26 2433166 1949-09-06 -11 AAVSO
-23 9.4 2433414 1950-05-12 2433417 1950-05-15 -3 SVO
-22 8.8 2433667 1951-01-20 2433669 1951-01-22 -2 AAVSO
-21 8.7 2433908 1951-09-18 2433920 1951-09-30 -12 AAVSO
-20 8.8 2434156 1952-05-23 2434171 1952-06-07 -15 SVO
-19 9.0 2434406 1953-01-28 2434423 1953-02-14 -17 AAVSO
-18 8.5 2434655 1953-10-04 2434674 1953-10-23 -19 AAVSO
-17 8.8 2434904 1954-06-10 2434926 1954-07-02 -22 SVO
-16 9.0 2435163 1955-02-24 2435177 1955-03-10 -14 SVO
-15 8.9 2435414 1955-11-02 2435429 1955-11-17 -15 AAVSO
-14 8.4 2435667 1956-07-12 2435680 1956-07-25 -13 SVO
-13 9.2 2435924 1957-03-26 2435932 1957-04-03 -8 SVO
-12   2436176 1957-12-03 2436183 1957-12-10 -7 AAVSO
-11 8.2 2436432 1958-08-16 2436434 1958-08-18 -2 SVO
-10 9.1 2436686 1959-04-27 2436686 1959-04-27 0 SVO
-9   2436935 1960-01-01 2436937 1960-01-03 -2 AAVSO
-8 8.4 2437190 1960-09-12 2437189 1960-09-11 1 AAVSO
-7 8.5 2437439 1961-05-19 2437440 1961-05-20 -1 SVO
-6 9.1 2437698 1962-02-02 2437692 1962-01-27 6 SVO
-5 9.1 2437950 1962-10-12 2437943 1962-10-05 7 AAVSO
-4 8.1 2438176 1963-05-26 2438194 1963-06-13 -18 SVO
-3 9.1 2438440 1964-02-14 2438446 1964-02-20 -6 SVO
-2 9.3 2438696 1964-10-27 2438697 1964-10-28 -1 AAVSO
-1 8.3 2438934 1965-06-22 2438949 1965-07-07 -15 SVO
0 9.5 2439192 1966-03-07 2439200 1966-03-15 -8 SVO
1   2439439 1966-11-09 2439452 1966-11-22 -13 AAVSO
2 8.3 2439694 1967-07-22 2439703 1967-07-31 -9 SVO
3 8.8 2439946 1968-03-30 2439955 1968-04-08 -9 SVO
4   2440196 1968-12-05 2440206 1968-12-15 -10 AAVSO
5 8.8 2440448 1969-08-14 2440457 1969-08-23 -9 SVO
6 9.0 2440693 1970-04-16 2440709 1970-05-02 -16 SVO
7   2440952 1970-12-31 2440960 1971-01-08 -8 AAVSO
8 8.7 2441200 1971-09-05 2441212 1971-09-17 -12 AAVSO
9 9.7 2441446 1972-05-08 2441463 1972-05-25 -17 AAVSO
10   2441696 1973-01-13 2441715 1973-02-01 -19 AAVSO
11 8.5 2441943 1973-09-17 2441966 1973-10-10 -23 AAVSO
12 8.6 2442202 1974-06-03 2442217 1974-06-18 -15 SVO
13 8.9 2442439 1975-01-26 2442469 1975-02-25 -30 AAVSO
14   2442703 1975-10-17 2442720 1975-11-03 -17 AAVSO
15 8.5 2442949 1976-06-19 2442972 1976-07-12 -23 SVO
16 9.2 2443203 1977-02-28 2443223 1977-03-20 -20 SVO
17   2443453 1977-11-05 2443475 1977-11-27 -22 AAVSO
18 9.2 2443703 1978-07-13 2443726 1978-08-05 -23 SVO
19 9.0 2443952 1979-03-19 2443978 1979-04-14 -26 AAVSO
20 9.0 2444208 1979-11-30 2444229 1979-12-21 -21 AAVSO
21 9.2 2444460 1980-08-08 2444480 1980-08-28 -20 AAVSO
22 8.6 2444712 1981-04-17 2444732 1981-05-07 -20 SVO
23 9.1 2444959 1981-12-20 2444983 1982-01-13 -24 AAVSO
24 8.6 2445215 1982-09-02 2445235 1982-09-22 -20 AAVSO
25 8.9 2445471 1983-05-16 2445486 1983-05-31 -15 SVO
26 8.9 2445729 1984-01-29 2445738 1984-02-07 -9 AAVSO
27 8.9 2445981 1984-10-07 2445989 1984-10-15 -8 SVO
28 8.4 2446236 1985-06-19 2446240 1985-06-23 -4 SVO
29 9.4 2446492 1986-03-02 2446492 1986-03-02 0 SVO
30 9.9 2446747 1986-11-12 2446743 1986-11-08 4 AAVSO
31 8.9 2447007 1987-07-30 2446995 1987-07-18 12 SVO
32 8.8 2447255 1988-04-03 2447246 1988-03-25 9 SVO
33   2447515 1988-12-19 2447498 1988-12-02 17 AAVSO
34 9.1 2447768 1989-08-29 2447749 1989-08-10 19 SVO
35 9.1 2448020 1990-05-08 2448001 1990-04-19 19 SVO
36   2448275 1991-01-18 2448252 1990-12-26 23 AAVSO
37   2448528 1991-09-28 2448503 1991-09-03 25 AAVSO
38 8.9 2448776 1992-06-02 2448755 1992-05-12 21 SVO
39 8.2 2449020 1993-02-01 2449006 1993-01-18 14 SVO
40   2449283 1993-10-22 2449258 1993-09-27 25 AAVSO
41 9.3 2449529 1994-06-25 2449509 1994-06-05 20 SVO
42 9.0 2449777 1995-02-28 2449761 1995-02-12 16 SVO
43   2450023 1995-11-01 2450012 1995-10-21 11 AAVSO
44 8.6 2450271 1996-07-06 2450264 1996-06-29 7 SVO
45 9.5 2450526 1997-03-18 2450515 1997-03-07 11 SVO
46   2450780 1997-11-27 2450766 1997-11-13 14 AAVSO
47   2451032 1998-08-06 2451018 1998-07-23 14 AAVSO
48 9.4 2451281 1999-04-12 2451269 1999-03-31 12 SVO
49   2451530 1999-12-17 2451521 1999-12-08 9 AAVSO
50   2451786 2000-08-29 2451772 2000-08-15 14 AAVSO
51 8.7 2452038 2001-05-08 2452024 2001-04-24 14 SVO
52   2452294 2002-01-19 2452275 2001-12-31 19 AAVSO
53 9.6 2452546 2002-09-28 2452526 2002-09-08 20 SVO
54 8.5 2452792 2003-06-01 2452778 2003-05-18 14 SVO
55 9.4 2453050 2004-02-14 2453029 2004-01-24 21 SVO
56   2453303 2004-10-24 2453281 2004-10-02 22 AAVSO
57 9.0 2453555 2005-07-03 2453532 2005-06-10 23 SVO
58 8.2 2453799 2006-03-04 2453784 2006-02-17 15 SVO
59   2454049 2006-11-09 2454035 2006-10-26 14 AAVSO
60 8.5 2454300 2007-07-18 2454287 2007-07-05 13 SVO
61 9.3 2454554 2008-03-28 2454538 2008-03-12 16 SVO
62 9.5 2454813 2008-12-12 2454789 2008-11-18 24 AAVSO
63 8.4 2455046 2009-08-02 2455041 2009-07-28 5 SVO
64 8.9 2455299 2010-04-12 2455292 2010-04-05 7 SVO
65 9.3 2455567 2011-01-05 2455544 2010-12-13 23 AAVSO
66 9.0 2455801 2011-08-27 2455795 2011-08-21 6 AAVSO
67 8.5 2456051 2012-05-03 2456047 2012-04-29 4 SVO
68 9.4 2456304 2013-01-11 2456298 2013-01-05 6 AAVSO
69 9.2 2456553 2013-09-17 2456549 2013-09-13 4 SVO
70 9.9 2456806 2014-05-28 2456801 2014-05-23 5 SVO
71 9.1 2457045 2015-01-22 2457052 2015-01-29 -7 AAVSO
72 8.6 2457292 2015-09-26 2457304 2015-10-08 -12 AAVSO
73 9.1 2457543 2016-06-03 2457555 2016-06-15 -12 SVO
74 9.1 2457801 2017-02-16 2457807 2017-02-22 -6 SVO
75   2458055 2017-10-28 2458058 2017-10-31 -3 SVO
76 8.9 2458302 2018-07-02 2458310 2018-07-10 -8 SVO
77 8.8 2458551 2019-03-08 2458561 2019-03-18 -10 SVO
78 9.0 2458813 2019-11-25 2458812 2019-11-24 1 SVO
79 8.8 2459047 2020-07-16 2459064 2020-08-02 -17 SVO
80 8.5 2459298 2021-03-24 2459315 2021-04-10 -17 SVO
81   2459555 2021-12-06 2459567 2021-12-18 -12 SVO
82   2459800 2022-08-08 2459818 2022-08-26 -18 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.