Maxima for RT Lyr
Period: 252.10, Epoch: 2445136.6
AAVSO offset: 1

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-129   2412700 1893-08-24 2412616 1893-06-01 84 SVO
-121   2414690 1899-02-04 2414632 1898-12-08 58 SVO
-117   2415700 1901-11-11 2415641 1901-09-13 59 AnHar, 1909, vol 55, p 95
-116   2415946 1902-07-15 2415893 1902-05-23 53 AnHar, 1909, vol 55, p 95
-115   2416194 1903-03-20 2416145 1903-01-30 49 AnHar, 1909, vol 55, p 95
-114   2416434 1903-11-15 2416397 1903-10-09 37 AnHar, 1909, vol 55, p 95
-113   2416697 1904-08-04 2416649 1904-06-17 48 AnHar, 1909, vol 55, p 95
-111 10.2 2417214 1906-01-03 2417153 1905-11-03 61 AAVSO
-110   2417460 1906-09-06 2417406 1906-07-14 54 SVO
-109   2417690 1907-04-24 2417658 1907-03-23 32 SVO
-108   2417970 1908-01-29 2417910 1907-11-30 60 AAVSO
-107 10.0 2418199 1908-09-14 2418162 1908-08-08 37 AAVSO
-106 9.9 2418451 1909-05-24 2418414 1909-04-17 37 AAVSO
-105   2418699 1910-01-27 2418666 1909-12-25 33 AAVSO
-104 11.0 2418948 1910-10-03 2418918 1910-09-03 30 AAVSO
-101   2419690 1912-10-14 2419674 1912-09-28 16 SVO
-97   2420690 1915-07-11 2420683 1915-07-04 7 SVO
-95   2421201 1916-12-03 2421187 1916-11-19 14 AAVSO
-94   2421461 1917-08-20 2421439 1917-07-29 22 AAVSO
-93 9.5 2421713 1918-04-29 2421691 1918-04-07 22 AAVSO
-92   2421968 1919-01-09 2421943 1918-12-15 25 AAVSO
-91   2422203 1919-09-01 2422195 1919-08-24 8 AAVSO
-90 9.9 2422467 1920-05-22 2422448 1920-05-03 19 AAVSO
-89   2422717 1921-01-27 2422700 1921-01-10 17 AAVSO
-88 10.0 2422979 1921-10-16 2422952 1921-09-19 27 AAVSO
-87 9.9 2423225 1922-06-19 2423204 1922-05-29 21 SVO
-86   2423483 1923-03-04 2423456 1923-02-05 27 AAVSO
-85 10.3 2423730 1923-11-06 2423708 1923-10-15 22 AAVSO
-84 9.4 2423981 1924-07-14 2423960 1924-06-23 21 AAVSO
-83 10.2 2424238 1925-03-28 2424212 1925-03-02 26 AAVSO
-82 10.7 2424486 1925-12-01 2424464 1925-11-09 22 AAVSO
-81   2424732 1926-08-04 2424716 1926-07-19 16 AAVSO
-80 9.1 2424986 1927-04-15 2424969 1927-03-29 17 AAVSO
-79 10.0 2425240 1927-12-25 2425221 1927-12-06 19 AAVSO
-78 10.3 2425497 1928-09-07 2425473 1928-08-14 24 AAVSO
-77 10.1 2425750 1929-05-18 2425725 1929-04-23 25 AAVSO
-76 9.7 2426006 1930-01-29 2425977 1929-12-31 29 SVO
-75 10.1 2426241 1930-09-21 2426229 1930-09-09 12 SVO
-74 10.2 2426490 1931-05-28 2426481 1931-05-19 9 SVO
-73 9.9 2426749 1932-02-11 2426733 1932-01-26 16 AAVSO
-72 11.3 2426994 1932-10-13 2426985 1932-10-04 9 SVO
-71 10.6 2427252 1933-06-28 2427237 1933-06-13 15 AAVSO
-70 9.9 2427502 1934-03-05 2427490 1934-02-21 12 AAVSO
-69 10.8 2427744 1934-11-02 2427742 1934-10-31 2 SVO
-68 9.8 2427989 1935-07-05 2427994 1935-07-10 -5 AAVSO
-67   2428251 1936-03-23 2428246 1936-03-18 5 AAVSO
-66 10.4 2428501 1936-11-28 2428498 1936-11-25 3 AAVSO
-65 10.3 2428740 1937-07-25 2428750 1937-08-04 -10 SVO
-64   2428991 1938-04-02 2429002 1938-04-13 -11 AAVSO
-63 9.6 2429239 1938-12-06 2429254 1938-12-21 -15 AAVSO
-62 10.2 2429489 1939-08-13 2429506 1939-08-30 -17 AAVSO
-61   2429746 1940-04-26 2429758 1940-05-08 -12 AAVSO
-60   2429991 1940-12-27 2430011 1941-01-16 -20 AAVSO
-59 10.1 2430244 1941-09-06 2430263 1941-09-25 -19 SVO
-58 10.5 2430511 1942-05-31 2430515 1942-06-04 -4 AAVSO
-57   2430762 1943-02-06 2430767 1943-02-11 -5 AAVSO
-56 10.1 2430994 1943-09-26 2431019 1943-10-21 -25 SVO
-55 10.7 2431246 1944-06-04 2431271 1944-06-29 -25 SVO
-53 9.9 2431739 1945-10-10 2431775 1945-11-15 -36 SVO
-52 10.2 2431992 1946-06-20 2432027 1946-07-25 -35 AAVSO
-50 10.0 2432484 1947-10-25 2432532 1947-12-12 -48 SVO
-49 10.7 2432741 1948-07-08 2432784 1948-08-20 -43 SVO
-48 10.1 2432996 1949-03-20 2433036 1949-04-29 -40 AAVSO
-47 10.7 2433247 1949-11-26 2433288 1950-01-06 -41 AAVSO
-46 10.7 2433500 1950-08-06 2433540 1950-09-15 -40 SVO
-45 10.0 2433749 1951-04-12 2433792 1951-05-25 -43 AAVSO
-44 10.8 2434000 1951-12-19 2434044 1952-02-01 -44 AAVSO
-43 10.6 2434249 1952-08-24 2434296 1952-10-10 -47 SVO
-42 10.0 2434501 1953-05-03 2434548 1953-06-19 -47 AAVSO
-41   2434751 1954-01-08 2434801 1954-02-27 -50 AAVSO
-40 10.9 2435011 1954-09-25 2435053 1954-11-06 -42 SVO
-39 9.9 2435256 1955-05-28 2435305 1955-07-16 -49 SVO
-38   2435507 1956-02-03 2435557 1956-03-24 -50 AAVSO
-37 10.5 2435764 1956-10-17 2435809 1956-12-01 -45 SVO
-36 10.6 2436020 1957-06-30 2436061 1957-08-10 -41 SVO
-35 9.8 2436265 1958-03-02 2436313 1958-04-19 -48 AAVSO
-34 10.7 2436522 1958-11-14 2436565 1958-12-27 -43 AAVSO
-33 10.6 2436773 1959-07-23 2436817 1959-09-05 -44 SVO
-32 11.3 2437026 1960-04-01 2437069 1960-05-14 -43 AAVSO
-31 10.5 2437271 1960-12-02 2437322 1961-01-22 -51 AAVSO
-30 10.2 2437518 1961-08-06 2437574 1961-10-01 -56 SVO
-29 10.4 2437772 1962-04-17 2437826 1962-06-10 -54 AAVSO
-28 10.3 2438022 1962-12-23 2438078 1963-02-17 -56 AAVSO
-27 10.6 2438274 1963-09-01 2438330 1963-10-27 -56 SVO
-26 10.5 2438524 1964-05-08 2438582 1964-07-05 -58 SVO
-25 9.9 2438778 1965-01-17 2438834 1965-03-14 -56 SVO
-24 10.7 2439031 1965-09-27 2439086 1965-11-21 -55 SVO
-23 10.3 2439283 1966-06-06 2439338 1966-07-31 -55 SVO
-22 10.4 2439537 1967-02-15 2439590 1967-04-09 -53 AAVSO
-21 10.4 2439798 1967-11-03 2439843 1967-12-18 -45 SVO
-20 10.1 2440039 1968-07-01 2440095 1968-08-26 -56 SVO
-19 10.1 2440292 1969-03-11 2440347 1969-05-05 -55 AAVSO
-18 10.3 2440547 1969-11-21 2440599 1970-01-12 -52 SVO
-17 10.2 2440794 1970-07-26 2440851 1970-09-21 -57 SVO
-16 10.3 2441055 1971-04-13 2441103 1971-05-31 -48 SVO
-15 11.9 2441321 1972-01-04 2441355 1972-02-07 -34 AAVSO
-14 10.5 2441571 1972-09-10 2441607 1972-10-16 -36 SVO
-13 10.5 2441822 1973-05-19 2441859 1973-06-25 -37 SVO
-12   2442070 1974-01-22 2442111 1974-03-04 -41 AAVSO
-11 11.1 2442328 1974-10-07 2442364 1974-11-12 -36 SVO
-10 10.5 2442579 1975-06-15 2442616 1975-07-22 -37 SVO
-9 11.4 2442829 1976-02-20 2442868 1976-03-30 -39 AAVSO
-8 10.4 2443087 1976-11-04 2443120 1976-12-07 -33 SVO
-7 9.7 2443333 1977-07-08 2443372 1977-08-16 -39 SVO
-6 10.1 2443586 1978-03-18 2443624 1978-04-25 -38 AAVSO
-5 10.5 2443836 1978-11-23 2443876 1979-01-02 -40 AAVSO
-4 10.6 2444093 1979-08-07 2444128 1979-09-11 -35 SVO
-3 10.3 2444347 1980-04-17 2444380 1980-05-20 -33 SVO
-2 10.3 2444604 1980-12-30 2444632 1981-01-27 -28 SVO
-1 10.3 2444864 1981-09-16 2444885 1981-10-07 -21 SVO
0 10.4 2445116 1982-05-26 2445137 1982-06-16 -21 SVO
1 10.2 2445367 1983-02-01 2445389 1983-02-23 -22 SVO
2 10.8 2445627 1983-10-19 2445641 1983-11-02 -14 SVO
3 10.1 2445881 1984-06-29 2445893 1984-07-11 -12 SVO
4 10.1 2446131 1985-03-06 2446145 1985-03-20 -14 AAVSO
5 10.1 2446391 1985-11-21 2446397 1985-11-27 -6 SVO
6 10.6 2446645 1986-08-02 2446649 1986-08-06 -4 SVO
7 10.6 2446906 1987-04-20 2446901 1987-04-15 5 SVO
8 10.8 2447168 1988-01-07 2447153 1987-12-23 15 SVO
9 10.2 2447426 1988-09-21 2447406 1988-09-01 20 SVO
10 10.4 2447677 1989-05-30 2447658 1989-05-11 19 SVO
11 10.2 2447930 1990-02-07 2447910 1990-01-18 20 SVO
12 10.2 2448178 1990-10-13 2448162 1990-09-27 16 SVO
13 10.1 2448430 1991-06-22 2448414 1991-06-06 16 SVO
14   2448686 1992-03-04 2448666 1992-02-13 20 AAVSO
15 10.7 2448943 1992-11-16 2448918 1992-10-22 25 SVO
16 10.4 2449196 1993-07-27 2449170 1993-07-01 26 SVO
17 10.4 2449442 1994-03-30 2449422 1994-03-10 20 SVO
18 10.1 2449689 1994-12-02 2449674 1994-11-17 15 SVO
19 10.3 2449934 1995-08-04 2449927 1995-07-28 7 SVO
20 10.4 2450189 1996-04-15 2450179 1996-04-05 10 SVO
21 10.3 2450444 1996-12-26 2450431 1996-12-13 13 SVO
22 11.1 2450703 1997-09-11 2450683 1997-08-22 20 SVO
23 10.1 2450945 1998-05-11 2450935 1998-05-01 10 SVO
24 11.3 2451201 1999-01-22 2451187 1999-01-08 14 SVO
25 10.3 2451444 1999-09-22 2451439 1999-09-17 5 SVO
26 10.4 2451696 2000-05-31 2451691 2000-05-26 5 SVO
27 9.9 2451933 2001-01-23 2451943 2001-02-02 -10 SVO
28 10.7 2452194 2001-10-11 2452195 2001-10-12 -1 SVO
29 10.6 2452451 2002-06-25 2452448 2002-06-22 3 SVO
30   2452699 2003-02-28 2452700 2003-03-01 -1 AAVSO
31 10.6 2452959 2003-11-15 2452952 2003-11-08 7 SVO
32 10.5 2453208 2004-07-21 2453204 2004-07-17 4 SVO
33   2453461 2005-03-31 2453456 2005-03-26 5 AAVSO
34   2453718 2005-12-13 2453708 2005-12-03 10 AAVSO
35 10.4 2453967 2006-08-19 2453960 2006-08-12 7 SVO
36 10.5 2454212 2007-04-21 2454212 2007-04-21 0 SVO
37 10.2 2454480 2008-01-14 2454464 2007-12-29 16 SVO
38 10.8 2454734 2008-09-24 2454716 2008-09-06 18 SVO
39 10.1 2454986 2009-06-03 2454969 2009-05-17 17 SVO
40 10.4 2455244 2010-02-16 2455221 2010-01-24 23 SVO
41 10.4 2455499 2010-10-29 2455473 2010-10-03 26 SVO
42 9.9 2455752 2011-07-09 2455725 2011-06-12 27 SVO
43 10.1 2456006 2012-03-19 2455977 2012-02-19 29 SVO
44 10.5 2456266 2012-12-04 2456229 2012-10-28 37 SVO
45 10.7 2456530 2013-08-25 2456481 2013-07-07 49 SVO
46 10.0 2456786 2014-05-08 2456733 2014-03-16 53 SVO
47 10.5 2457035 2015-01-12 2456985 2014-11-23 50 SVO
48 10.1 2457295 2015-09-29 2457237 2015-08-02 58 SVO
49 10.6 2457542 2016-06-02 2457490 2016-04-11 52 SVO
50 10.3 2457802 2017-02-17 2457742 2016-12-19 60 SVO
51 10.7 2458057 2017-10-30 2457994 2017-08-28 63 SVO
52 10.0 2458297 2018-06-27 2458246 2018-05-07 51 SVO
53 10.3 2458558 2019-03-15 2458498 2019-01-14 60 SVO
54 10.1 2458813 2019-11-25 2458750 2019-09-23 63 SVO
55 10.3 2459059 2020-07-28 2459002 2020-06-01 57 SVO
56 10.4 2459315 2021-04-10 2459254 2021-02-08 61 SVO
57 9.9 2459565 2021-12-16 2459506 2021-10-18 59 SVO
58 9.9 2459814 2022-08-22 2459758 2022-06-27 56 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.