Maxima for RT Lyr
Period: 252.14, Epoch: 2445138.7
AAVSO offset: 1

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-129   2412700 1893-08-24 2412613 1893-05-29 87 SVO
-121   2414690 1899-02-04 2414630 1898-12-06 60 SVO
-117   2415700 1901-11-11 2415639 1901-09-11 61 AnHar, 1909, vol 55, p 95
-116   2415946 1902-07-15 2415891 1902-05-21 55 AnHar, 1909, vol 55, p 95
-115   2416194 1903-03-20 2416143 1903-01-28 51 AnHar, 1909, vol 55, p 95
-114   2416434 1903-11-15 2416395 1903-10-07 39 AnHar, 1909, vol 55, p 95
-113   2416697 1904-08-04 2416647 1904-06-15 50 AnHar, 1909, vol 55, p 95
-111 10.2 2417214 1906-01-03 2417152 1905-11-02 62 AAVSO
-110   2417460 1906-09-06 2417404 1906-07-12 56 SVO
-109   2417690 1907-04-24 2417656 1907-03-21 34 SVO
-108   2417970 1908-01-29 2417908 1907-11-28 62 AAVSO
-107 10.0 2418199 1908-09-14 2418160 1908-08-06 39 AAVSO
-106 9.9 2418451 1909-05-24 2418412 1909-04-15 39 AAVSO
-105   2418699 1910-01-27 2418664 1909-12-23 35 AAVSO
-104 11.0 2418948 1910-10-03 2418916 1910-09-01 32 AAVSO
-101   2419690 1912-10-14 2419673 1912-09-27 17 SVO
-97   2420690 1915-07-11 2420681 1915-07-02 9 SVO
-95   2421201 1916-12-03 2421186 1916-11-18 15 AAVSO
-94   2421461 1917-08-20 2421438 1917-07-28 23 AAVSO
-93 9.5 2421713 1918-04-29 2421690 1918-04-06 23 AAVSO
-92   2421968 1919-01-09 2421942 1918-12-14 26 AAVSO
-91   2422203 1919-09-01 2422194 1919-08-23 9 AAVSO
-90 9.9 2422467 1920-05-22 2422446 1920-05-01 21 AAVSO
-89   2422717 1921-01-27 2422699 1921-01-09 18 AAVSO
-88 10.0 2422979 1921-10-16 2422951 1921-09-18 28 AAVSO
-87 9.9 2423225 1922-06-19 2423203 1922-05-28 22 SVO
-86   2423483 1923-03-04 2423455 1923-02-04 28 AAVSO
-85 10.3 2423730 1923-11-06 2423707 1923-10-14 23 AAVSO
-84 9.4 2423981 1924-07-14 2423959 1924-06-22 22 AAVSO
-83 10.2 2424238 1925-03-28 2424211 1925-03-01 27 AAVSO
-82 10.7 2424486 1925-12-01 2424463 1925-11-08 23 AAVSO
-81   2424732 1926-08-04 2424716 1926-07-19 16 AAVSO
-80 9.1 2424986 1927-04-15 2424968 1927-03-28 18 AAVSO
-79 10.0 2425240 1927-12-25 2425220 1927-12-05 20 AAVSO
-78 10.3 2425497 1928-09-07 2425472 1928-08-13 25 AAVSO
-77 10.1 2425750 1929-05-18 2425724 1929-04-22 26 AAVSO
-76 9.7 2426006 1930-01-29 2425976 1929-12-30 30 SVO
-75 10.1 2426241 1930-09-21 2426228 1930-09-08 13 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 2427489 1934-02-20 13 AAVSO
-69 10.8 2427744 1934-11-02 2427741 1934-10-30 3 SVO
-68 9.8 2427989 1935-07-05 2427993 1935-07-09 -4 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 2430010 1941-01-15 -19 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 2432028 1946-07-26 -36 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 2433793 1951-05-26 -44 AAVSO
-44 10.8 2434000 1951-12-19 2434045 1952-02-02 -45 AAVSO
-43 10.6 2434249 1952-08-24 2434297 1952-10-11 -48 SVO
-42 10.0 2434501 1953-05-03 2434549 1953-06-20 -48 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 2435810 1956-12-02 -46 SVO
-36 10.6 2436020 1957-06-30 2436062 1957-08-11 -42 SVO
-35 9.8 2436265 1958-03-02 2436314 1958-04-20 -49 AAVSO
-34 10.7 2436522 1958-11-14 2436566 1958-12-28 -44 AAVSO
-33 10.6 2436773 1959-07-23 2436818 1959-09-06 -45 SVO
-32 11.3 2437026 1960-04-01 2437070 1960-05-15 -44 AAVSO
-31 10.5 2437271 1960-12-02 2437322 1961-01-22 -51 AAVSO
-30 10.2 2437518 1961-08-06 2437575 1961-10-02 -57 SVO
-29 10.4 2437772 1962-04-17 2437827 1962-06-11 -55 AAVSO
-28 10.3 2438022 1962-12-23 2438079 1963-02-18 -57 AAVSO
-27 10.6 2438274 1963-09-01 2438331 1963-10-28 -57 SVO
-26 10.5 2438524 1964-05-08 2438583 1964-07-06 -59 SVO
-25 9.9 2438778 1965-01-17 2438835 1965-03-15 -57 SVO
-24 10.7 2439031 1965-09-27 2439087 1965-11-22 -56 SVO
-23 10.3 2439283 1966-06-06 2439340 1966-08-02 -57 SVO
-22 10.4 2439537 1967-02-15 2439592 1967-04-11 -55 AAVSO
-21 10.4 2439798 1967-11-03 2439844 1967-12-19 -46 SVO
-20 10.1 2440039 1968-07-01 2440096 1968-08-27 -57 SVO
-19 10.1 2440292 1969-03-11 2440348 1969-05-06 -56 AAVSO
-18 10.3 2440547 1969-11-21 2440600 1970-01-13 -53 SVO
-17 10.2 2440794 1970-07-26 2440852 1970-09-22 -58 SVO
-16 10.3 2441055 1971-04-13 2441104 1971-06-01 -49 SVO
-15 11.9 2441321 1972-01-04 2441357 1972-02-09 -36 AAVSO
-14 10.5 2441571 1972-09-10 2441609 1972-10-18 -38 SVO
-13 10.5 2441822 1973-05-19 2441861 1973-06-27 -39 SVO
-12   2442070 1974-01-22 2442113 1974-03-06 -43 AAVSO
-11 11.1 2442328 1974-10-07 2442365 1974-11-13 -37 SVO
-10 10.5 2442579 1975-06-15 2442617 1975-07-23 -38 SVO
-9 11.4 2442829 1976-02-20 2442869 1976-03-31 -40 AAVSO
-8 10.4 2443087 1976-11-04 2443122 1976-12-09 -35 SVO
-7 9.7 2443333 1977-07-08 2443374 1977-08-18 -41 SVO
-6 10.1 2443586 1978-03-18 2443626 1978-04-27 -40 AAVSO
-5 10.5 2443836 1978-11-23 2443878 1979-01-04 -42 AAVSO
-4 10.6 2444093 1979-08-07 2444130 1979-09-13 -37 SVO
-3 10.3 2444347 1980-04-17 2444382 1980-05-22 -35 SVO
-2 10.3 2444604 1980-12-30 2444634 1981-01-29 -30 SVO
-1 10.3 2444864 1981-09-16 2444887 1981-10-09 -23 SVO
0 10.4 2445116 1982-05-26 2445139 1982-06-18 -23 SVO
1 10.2 2445367 1983-02-01 2445391 1983-02-25 -24 SVO
2 10.8 2445627 1983-10-19 2445643 1983-11-04 -16 SVO
3 10.1 2445881 1984-06-29 2445895 1984-07-13 -14 SVO
4 10.1 2446131 1985-03-06 2446147 1985-03-22 -16 AAVSO
5 10.1 2446391 1985-11-21 2446399 1985-11-29 -8 SVO
6 10.6 2446645 1986-08-02 2446651 1986-08-08 -6 SVO
7 10.6 2446906 1987-04-20 2446904 1987-04-18 2 SVO
8 10.8 2447168 1988-01-07 2447156 1987-12-26 12 SVO
9 10.2 2447426 1988-09-21 2447408 1988-09-03 18 SVO
10 10.4 2447677 1989-05-30 2447660 1989-05-13 17 SVO
11 10.2 2447930 1990-02-07 2447912 1990-01-20 18 SVO
12 10.2 2448178 1990-10-13 2448164 1990-09-29 14 SVO
13 10.1 2448430 1991-06-22 2448416 1991-06-08 14 SVO
14   2448686 1992-03-04 2448669 1992-02-16 17 AAVSO
15 10.7 2448943 1992-11-16 2448921 1992-10-25 22 SVO
16 10.4 2449196 1993-07-27 2449173 1993-07-04 23 SVO
17 10.4 2449442 1994-03-30 2449425 1994-03-13 17 SVO
18 10.1 2449689 1994-12-02 2449677 1994-11-20 12 SVO
19 10.3 2449934 1995-08-04 2449929 1995-07-30 5 SVO
20 10.4 2450189 1996-04-15 2450181 1996-04-07 8 SVO
21 10.3 2450444 1996-12-26 2450434 1996-12-16 10 SVO
22 11.1 2450703 1997-09-11 2450686 1997-08-25 17 SVO
23 10.1 2450945 1998-05-11 2450938 1998-05-04 7 SVO
24 11.3 2451201 1999-01-22 2451190 1999-01-11 11 SVO
25 10.3 2451444 1999-09-22 2451442 1999-09-20 2 SVO
26 10.4 2451696 2000-05-31 2451694 2000-05-29 2 SVO
27 9.9 2451933 2001-01-23 2451946 2001-02-05 -13 SVO
28 10.7 2452194 2001-10-11 2452198 2001-10-15 -4 SVO
29 10.6 2452451 2002-06-25 2452451 2002-06-25 0 SVO
30   2452699 2003-02-28 2452703 2003-03-04 -4 AAVSO
31 10.6 2452959 2003-11-15 2452955 2003-11-11 4 SVO
32 10.5 2453208 2004-07-21 2453207 2004-07-20 1 SVO
33   2453461 2005-03-31 2453459 2005-03-29 2 AAVSO
34   2453718 2005-12-13 2453711 2005-12-06 7 AAVSO
35 10.4 2453967 2006-08-19 2453963 2006-08-15 4 SVO
36 10.5 2454212 2007-04-21 2454216 2007-04-25 -4 SVO
37 10.2 2454480 2008-01-14 2454468 2008-01-02 12 SVO
38 10.8 2454734 2008-09-24 2454720 2008-09-10 14 SVO
39 10.1 2454986 2009-06-03 2454972 2009-05-20 14 SVO
40 10.4 2455244 2010-02-16 2455224 2010-01-27 20 SVO
41 10.4 2455499 2010-10-29 2455476 2010-10-06 23 SVO
42 9.9 2455752 2011-07-09 2455728 2011-06-15 24 SVO
43 10.1 2456006 2012-03-19 2455981 2012-02-23 25 SVO
44 10.5 2456266 2012-12-04 2456233 2012-11-01 33 SVO
45 10.7 2456530 2013-08-25 2456485 2013-07-11 45 SVO
46 10.0 2456786 2014-05-08 2456737 2014-03-20 49 SVO
47 10.5 2457035 2015-01-12 2456989 2014-11-27 46 SVO
48 10.1 2457295 2015-09-29 2457241 2015-08-06 54 SVO
49 10.6 2457542 2016-06-02 2457493 2016-04-14 49 SVO
50 10.3 2457802 2017-02-17 2457746 2016-12-23 56 SVO
51 10.7 2458057 2017-10-30 2457998 2017-09-01 59 SVO
52 10.0 2458297 2018-06-27 2458250 2018-05-11 47 SVO
53 10.3 2458558 2019-03-15 2458502 2019-01-18 56 SVO
54 10.1 2458813 2019-11-25 2458754 2019-09-27 59 SVO
55 10.3 2459059 2020-07-28 2459006 2020-06-05 53 SVO
56 10.4 2459315 2021-04-10 2459258 2021-02-12 57 SVO
57 9.9 2459565 2021-12-16 2459510 2021-10-22 55 SVO
58 9.9 2459814 2022-08-22 2459763 2022-07-02 51 SVO
59 10.7 2460076 2023-05-11 2460015 2023-03-11 61 SVO
60 9.9 2460325 2024-01-15 2460267 2023-11-18 58 SVO
61 10.3 2460579 2024-09-25 2460519 2024-07-27 60 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.