Maxima for Y Peg
Period: 207.05, Epoch: 2443038
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-149   2412210 1892-04-21 2412188 1892-03-30 22 SVO
-141   2413860 1896-10-27 2413844 1896-10-11 16 SVO
-136   2414890 1899-08-23 2414879 1899-08-12 11 SVO
-134   2415325 1900-11-01 2415293 1900-09-30 32 GuL, 1920, 1.2
-132   2415722 1901-12-03 2415707 1901-11-18 15 SVO
-131   2415926 1902-06-25 2415914 1902-06-13 12 AnHar, 1909, vol 55, p 95
-130   2416140 1903-01-25 2416122 1903-01-07 18 AnHar, 1909, vol 55, p 95
-129   2416346 1903-08-19 2416329 1903-08-02 17 AnHar, 1909, vol 55, p 95
-127   2416748 1904-09-24 2416743 1904-09-19 5 AnHar, 1909, vol 55, p 95
-125   2417175 1905-11-25 2417157 1905-11-07 18 SVO
-124   2417375 1906-06-13 2417364 1906-06-02 11 SVO
-123 10.0 2417579 1907-01-03 2417571 1906-12-26 8 AAVSO
-122   2417792 1907-08-04 2417778 1907-07-21 14 AAVSO
-120 10.0 2418208 1908-09-23 2418192 1908-09-07 16 AAVSO
-118 10.0 2418626 1909-11-15 2418606 1909-10-26 20 AAVSO
-116   2419055 1911-01-18 2419020 1910-12-14 35 GuL, 1920, 1.2
-115   2419250 1911-08-01 2419227 1911-07-09 23 SVO
-112   2419860 1913-04-02 2419848 1913-03-21 12 AAVSO
-111 10.3 2420080 1913-11-08 2420055 1913-10-14 25 SVO
-109 9.6 2420488 1914-12-21 2420470 1914-12-03 18 AAVSO
-106 10.4 2421112 1916-09-05 2421091 1916-08-15 21 AAVSO
-104 10.1 2421516 1917-10-14 2421505 1917-10-03 11 AAVSO
-101 10.4 2422151 1919-07-11 2422126 1919-06-16 25 AAVSO
-100   2422368 1920-02-13 2422333 1920-01-09 35 AAVSO
-99 10.2 2422563 1920-08-26 2422540 1920-08-03 23 SVO
-97 11.6 2422980 1921-10-17 2422954 1921-09-21 26 AAVSO
-96   2423189 1922-05-14 2423161 1922-04-16 28 AAVSO
-95 10.9 2423391 1922-12-02 2423368 1922-11-09 23 AAVSO
-94 10.7 2423596 1923-06-25 2423575 1923-06-04 21 AAVSO
-93 10.0 2423796 1924-01-11 2423782 1923-12-28 14 AAVSO
-92 10.9 2424000 1924-08-02 2423989 1924-07-22 11 AAVSO
-91   2424203 1925-02-21 2424196 1925-02-14 7 AAVSO
-90 11.3 2424417 1925-09-23 2424404 1925-09-10 13 AAVSO
-89   2424614 1926-04-08 2424611 1926-04-05 3 AAVSO
-88 10.5 2424819 1926-10-30 2424818 1926-10-29 1 SVO
-87 11.0 2425021 1927-05-20 2425025 1927-05-24 -4 AAVSO
-86 11.0 2425235 1927-12-20 2425232 1927-12-17 3 SVO
-85 10.4 2425443 1928-07-15 2425439 1928-07-11 4 AAVSO
-84   2425657 1929-02-14 2425646 1929-02-03 11 AAVSO
-83 11.2 2425855 1929-08-31 2425853 1929-08-29 2 SVO
-82 11.0 2426066 1930-03-30 2426060 1930-03-24 6 AAVSO
-81 11.1 2426268 1930-10-18 2426267 1930-10-17 1 SVO
-80   2426469 1931-05-07 2426474 1931-05-12 -5 AAVSO
-79 10.2 2426673 1931-11-27 2426681 1931-12-05 -8 AAVSO
-78 11.6 2426890 1932-07-01 2426888 1932-06-29 2 AAVSO
-77   2427100 1933-01-27 2427095 1933-01-22 5 AAVSO
-76 10.6 2427304 1933-08-19 2427302 1933-08-17 2 AAVSO
-75   2427514 1934-03-17 2427509 1934-03-12 5 AAVSO
-74 10.5 2427710 1934-09-29 2427716 1934-10-05 -6 SVO
-73 10.4 2427914 1935-04-21 2427923 1935-04-30 -9 AAVSO
-72   2428115 1935-11-08 2428130 1935-11-23 -15 AAVSO
-71 11.2 2428322 1936-06-02 2428337 1936-06-17 -15 AAVSO
-70   2428534 1936-12-31 2428545 1937-01-11 -11 AAVSO
-69 11.0 2428748 1937-08-02 2428752 1937-08-06 -4 SVO
-68   2428954 1938-02-24 2428959 1938-03-01 -5 AAVSO
-67 11.4 2429156 1938-09-14 2429166 1938-09-24 -10 SVO
-66   2429358 1939-04-04 2429373 1939-04-19 -15 AAVSO
-65 10.6 2429566 1939-10-29 2429580 1939-11-12 -14 SVO
-64 11.0 2429775 1940-05-25 2429787 1940-06-06 -12 AAVSO
-63   2429986 1940-12-22 2429994 1940-12-30 -8 AAVSO
-62 10.2 2430185 1941-07-09 2430201 1941-07-25 -16 AAVSO
-60 10.7 2430611 1942-09-08 2430615 1942-09-12 -4 SVO
-58 11.2 2431032 1943-11-03 2431029 1943-10-31 3 SVO
-57 10.0 2431230 1944-05-19 2431236 1944-05-25 -6 AAVSO
-56 9.6 2431444 1944-12-19 2431443 1944-12-18 1 AAVSO
-55 10.2 2431646 1945-07-09 2431650 1945-07-13 -4 AAVSO
-53 11.0 2432068 1946-09-04 2432064 1946-08-31 4 AAVSO
-51 10.8 2432487 1947-10-28 2432478 1947-10-19 9 SVO
-50 10.2 2432685 1948-05-13 2432686 1948-05-14 -1 AAVSO
-49 11.2 2432894 1948-12-08 2432893 1948-12-07 1 AAVSO
-48 10.0 2433112 1949-07-14 2433100 1949-07-02 12 AAVSO
-47   2433308 1950-01-26 2433307 1950-01-25 1 AAVSO
-46 10.3 2433513 1950-08-19 2433514 1950-08-20 -1 SVO
-45   2433720 1951-03-14 2433721 1951-03-15 -1 AAVSO
-44 11.1 2433932 1951-10-12 2433928 1951-10-08 4 SVO
-43 11.0 2434131 1952-04-28 2434135 1952-05-02 -4 AAVSO
-42 10.4 2434339 1952-11-22 2434342 1952-11-25 -3 SVO
-41 11.2 2434543 1953-06-14 2434549 1953-06-20 -6 AAVSO
-40 9.9 2434750 1954-01-07 2434756 1954-01-13 -6 AAVSO
-39 11.4 2434954 1954-07-30 2434963 1954-08-08 -9 AAVSO
-38   2435173 1955-03-06 2435170 1955-03-03 3 AAVSO
-37 11.3 2435378 1955-09-27 2435377 1955-09-26 1 SVO
-36   2435581 1956-04-17 2435584 1956-04-20 -3 AAVSO
-35 10.6 2435788 1956-11-10 2435791 1956-11-13 -3 SVO
-34 11.3 2436000 1957-06-10 2435998 1957-06-08 2 AAVSO
-33 10.8 2436216 1958-01-12 2436205 1958-01-01 11 AAVSO
-32 10.4 2436423 1958-08-07 2436412 1958-07-27 11 SVO
-31   2436634 1959-03-06 2436619 1959-02-19 15 AAVSO
-30 10.7 2436843 1959-10-01 2436827 1959-09-15 16 SVO
-29   2437053 1960-04-28 2437034 1960-04-09 19 AAVSO
-28 11.1 2437261 1960-11-22 2437241 1960-11-02 20 SVO
-27 10.9 2437465 1961-06-14 2437448 1961-05-28 17 AAVSO
-26 10.0 2437668 1962-01-03 2437655 1961-12-21 13 AAVSO
-25 11.2 2437880 1962-08-03 2437862 1962-07-16 18 SVO
-24 12.1 2438084 1963-02-23 2438069 1963-02-08 15 AAVSO
-23 10.5 2438292 1963-09-19 2438276 1963-09-03 16 SVO
-22   2438501 1964-04-15 2438483 1964-03-28 18 AAVSO
-21 11.2 2438710 1964-11-10 2438690 1964-10-21 20 SVO
-20 10.6 2438914 1965-06-02 2438897 1965-05-16 17 AAVSO
-19 10.8 2439115 1965-12-20 2439104 1965-12-09 11 SVO
-18 10.6 2439327 1966-07-20 2439311 1966-07-04 16 SVO
-17   2439540 1967-02-18 2439518 1967-01-27 22 AAVSO
-16 10.6 2439741 1967-09-07 2439725 1967-08-22 16 SVO
-15   2439960 1968-04-13 2439932 1968-03-16 28 AAVSO
-14 11.0 2440165 1968-11-04 2440139 1968-10-09 26 AAVSO
-13 10.1 2440371 1969-05-29 2440346 1969-05-04 25 AAVSO
-12 11.7 2440578 1969-12-22 2440553 1969-11-27 25 AAVSO
-11 11.0 2440779 1970-07-11 2440760 1970-06-22 19 AAVSO
-10 10.6 2440988 1971-02-05 2440968 1971-01-16 20 AAVSO
-9 11.3 2441187 1971-08-23 2441175 1971-08-11 12 SVO
-8   2441395 1972-03-18 2441382 1972-03-05 13 AAVSO
-7 11.8 2441592 1972-10-01 2441589 1972-09-28 3 SVO
-6   2441808 1973-05-05 2441796 1973-04-23 12 AAVSO
-5 10.9 2442007 1973-11-20 2442003 1973-11-16 4 SVO
-4 11.4 2442214 1974-06-15 2442210 1974-06-11 4 AAVSO
-3 10.2 2442421 1975-01-08 2442417 1975-01-04 4 AAVSO
-2 10.8 2442621 1975-07-27 2442624 1975-07-30 -3 SVO
-1   2442830 1976-02-21 2442831 1976-02-22 -1 AAVSO
0 10.6 2443038 1976-09-16 2443038 1976-09-16 0 SVO
1 11.9 2443240 1977-04-06 2443245 1977-04-11 -5 AAVSO
2 10.4 2443452 1977-11-04 2443452 1977-11-04 0 SVO
3 11.1 2443656 1978-05-27 2443659 1978-05-30 -3 AAVSO
4 11.2 2443863 1978-12-20 2443866 1978-12-23 -3 AAVSO
5 10.0 2444083 1979-07-28 2444073 1979-07-18 10 SVO
6   2444285 1980-02-15 2444280 1980-02-10 5 AAVSO
7 10.4 2444499 1980-09-16 2444487 1980-09-04 12 SVO
8   2444705 1981-04-10 2444694 1981-03-30 11 AAVSO
9 10.5 2444905 1981-10-27 2444901 1981-10-23 4 SVO
10 11.5 2445120 1982-05-30 2445109 1982-05-19 11 AAVSO
11 11.3 2445334 1982-12-30 2445316 1982-12-12 18 AAVSO
12 10.5 2445530 1983-07-14 2445523 1983-07-07 7 SVO
13 11.8 2445741 1984-02-10 2445730 1984-01-30 11 AAVSO
14 11.5 2445953 1984-09-09 2445937 1984-08-24 16 SVO
15   2446157 1985-04-01 2446144 1985-03-19 13 AAVSO
16 10.1 2446352 1985-10-13 2446351 1985-10-12 1 SVO
17 11.5 2446550 1986-04-29 2446558 1986-05-07 -8 AAVSO
18 11.2 2446771 1986-12-06 2446765 1986-11-30 6 SVO
19 11.2 2446981 1987-07-04 2446972 1987-06-25 9 SVO
20   2447180 1988-01-19 2447179 1988-01-18 1 AAVSO
21 10.7 2447385 1988-08-11 2447386 1988-08-12 -1 SVO
22   2447598 1989-03-12 2447593 1989-03-07 5 AAVSO
23 11.0 2447805 1989-10-05 2447800 1989-09-30 5 SVO
24   2448015 1990-05-03 2448007 1990-04-25 8 AAVSO
25 10.5 2448215 1990-11-19 2448214 1990-11-18 1 SVO
26   2448433 1991-06-25 2448421 1991-06-13 12 AAVSO
27   2448642 1992-01-20 2448628 1992-01-06 14 AAVSO
28 10.6 2448840 1992-08-05 2448835 1992-07-31 5 SVO
29   2449044 1993-02-25 2449042 1993-02-23 2 AAVSO
30 10.9 2449265 1993-10-04 2449250 1993-09-19 15 SVO
31   2449469 1994-04-26 2449457 1994-04-14 12 AAVSO
32 10.5 2449667 1994-11-10 2449664 1994-11-07 3 SVO
33   2449873 1995-06-04 2449871 1995-06-02 2 AAVSO
34 11.5 2450074 1995-12-22 2450078 1995-12-26 -4 SVO
35 11.3 2450290 1996-07-25 2450285 1996-07-20 5 SVO
36   2450490 1997-02-10 2450492 1997-02-12 -2 AAVSO
37 10.7 2450704 1997-09-12 2450699 1997-09-07 5 SVO
38   2450904 1998-03-31 2450906 1998-04-02 -2 AAVSO
39 10.3 2451106 1998-10-19 2451113 1998-10-26 -7 SVO
40   2451317 1999-05-18 2451320 1999-05-21 -3 AAVSO
41 11.3 2451521 1999-12-08 2451527 1999-12-14 -6 SVO
42 10.6 2451735 2000-07-09 2451734 2000-07-08 1 SVO
43   2451944 2001-02-03 2451941 2001-01-31 3 AAVSO
44 10.7 2452143 2001-08-21 2452148 2001-08-26 -5 SVO
45   2452353 2002-03-19 2452355 2002-03-21 -2 AAVSO
46 11.0 2452556 2002-10-08 2452562 2002-10-14 -6 SVO
47   2452772 2003-05-12 2452769 2003-05-09 3 AAVSO
48 10.8 2452973 2003-11-29 2452976 2003-12-02 -3 SVO
49   2453174 2004-06-17 2453183 2004-06-26 -9 AAVSO
50 10.6 2453375 2005-01-04 2453391 2005-01-20 -16 SVO
51 10.6 2453598 2005-08-15 2453598 2005-08-15 0 SVO
52   2453809 2006-03-14 2453805 2006-03-10 4 AAVSO
53 10.4 2454015 2006-10-06 2454012 2006-10-03 3 SVO
54   2454225 2007-05-04 2454219 2007-04-28 6 AAVSO
55 10.9 2454433 2007-11-28 2454426 2007-11-21 7 SVO
56 10.6 2454641 2008-06-23 2454633 2008-06-15 8 SVO
57 10.5 2454843 2009-01-11 2454840 2009-01-08 3 AAVSO
58 10.6 2455056 2009-08-12 2455047 2009-08-03 9 SVO
59 10.8 2455262 2010-03-06 2455254 2010-02-26 8 AAVSO
60 10.2 2455468 2010-09-28 2455461 2010-09-21 7 SVO
61   2455673 2011-04-21 2455668 2011-04-16 5 AAVSO
62 10.8 2455892 2011-11-26 2455875 2011-11-09 17 SVO
63 10.8 2456096 2012-06-17 2456082 2012-06-03 14 AAVSO
64 10.8 2456308 2013-01-15 2456289 2012-12-27 19 AAVSO
65 10.8 2456525 2013-08-20 2456496 2013-07-22 29 SVO
66   2456727 2014-03-10 2456703 2014-02-14 24 AAVSO
67 10.6 2456928 2014-09-27 2456910 2014-09-09 18 SVO
68 10.9 2457133 2015-04-20 2457117 2015-04-04 16 AAVSO
69 10.5 2457338 2015-11-11 2457324 2015-10-28 14 SVO
70 10.3 2457549 2016-06-09 2457532 2016-05-23 17 SVO
71 10.8 2457755 2017-01-01 2457739 2016-12-16 16 AAVSO
72 11.1 2457959 2017-07-24 2457946 2017-07-11 13 SVO
73   2458170 2018-02-20 2458153 2018-02-03 17 SVO
74 10.4 2458372 2018-09-10 2458360 2018-08-29 12 SVO
75   2458580 2019-04-06 2458567 2019-03-24 13 SVO
76 10.3 2458781 2019-10-24 2458774 2019-10-17 7 SVO
77 10.9 2458996 2020-05-26 2458981 2020-05-11 15 SVO
78 10.1 2459195 2020-12-11 2459188 2020-12-04 7 SVO
79 11.1 2459407 2021-07-11 2459395 2021-06-29 12 SVO
80   2459625 2022-02-14 2459602 2022-01-22 23 SVO
81 10.7 2459825 2022-09-02 2459809 2022-08-17 16 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.