Maxima for Y Cas
Period: 417, Epoch: 2457375
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-108   2412720 1893-09-13 2412339 1892-08-28 381 SVO
-107   2413120 1894-10-18 2412756 1893-10-19 364 SVO
-105   2413933 1897-01-08 2413590 1896-01-31 343 AnHar, 1909, vol 55, p 95
-104   2414360 1898-03-11 2414007 1897-03-23 353 AnHar, 1909, vol 55, p 95
-103 10.0 2414751 1899-04-06 2414424 1898-05-14 327 SVO
-102 10.5 2415175 1900-06-04 2414841 1899-07-05 334 SVO
-101   2415590 1901-07-24 2415258 1900-08-26 332 AnHar, 1909, vol 55, p 95
-100   2416000 1902-09-07 2415675 1901-10-17 325 AnHar, 1909, vol 55, p 95
-99   2416398 1903-10-10 2416092 1902-12-08 306 AnHar, 1909, vol 55, p 95
-98 9.4 2416793 1904-11-08 2416509 1904-01-29 284 SVO
-97 10.3 2417220 1906-01-09 2416926 1905-03-21 294 AAVSO
-96 8.7 2417622 1907-02-15 2417343 1906-05-12 279 AAVSO
-95   2418072 1908-05-10 2417760 1907-07-03 312 AAVSO
-94   2418462 1909-06-04 2418177 1908-08-23 285 AAVSO
-93   2418888 1910-08-04 2418594 1909-10-14 294 AAVSO
-92   2419286 1911-09-06 2419011 1910-12-05 275 AAVSO
-91 9.6 2419700 1912-10-24 2419428 1912-01-26 272 SVO
-90 9.7 2420125 1913-12-23 2419845 1913-03-18 280 SVO
-89   2420563 1915-03-06 2420262 1914-05-09 301 GuL, 1920, 1.2
-88   2420998 1916-05-14 2420679 1915-06-30 319 AAVSO
-87 9.2 2421418 1917-07-08 2421096 1916-08-20 322 AAVSO
-86 10.4 2421815 1918-08-09 2421513 1917-10-11 302 AAVSO
-85 9.5 2422242 1919-10-10 2421930 1918-12-02 312 SVO
-84 9.9 2422665 1920-12-06 2422347 1920-01-23 318 SVO
-83 9.9 2423094 1922-02-08 2422764 1921-03-15 330 SVO
-82 9.5 2423509 1923-03-30 2423181 1922-05-06 328 SVO
-81   2423933 1924-05-27 2423598 1923-06-27 335 AAVSO
-80 10.0 2424354 1925-07-22 2424015 1924-08-17 339 AAVSO
-79 10.0 2424769 1926-09-10 2424432 1925-10-08 337 AAVSO
-78 10.2 2425189 1927-11-04 2424849 1926-11-29 340 AAVSO
-77 10.1 2425581 1928-11-30 2425266 1928-01-20 315 SVO
-76 9.8 2425988 1930-01-11 2425683 1929-03-12 305 SVO
-75 10.3 2426407 1931-03-06 2426100 1930-05-03 307 SVO
-74 9.5 2426802 1932-04-04 2426517 1931-06-24 285 SVO
-73 10.2 2427218 1933-05-25 2426934 1932-08-14 284 SVO
-72 10.1 2427614 1934-06-25 2427351 1933-10-05 263 AAVSO
-71 9.8 2428030 1935-08-15 2427768 1934-11-26 262 SVO
-70 10.6 2428446 1936-10-04 2428185 1936-01-17 261 SVO
-69 10.0 2428857 1937-11-19 2428602 1937-03-09 255 SVO
-68 9.9 2429260 1938-12-27 2429019 1938-04-30 241 SVO
-67 9.4 2429668 1940-02-08 2429436 1939-06-21 232 AAVSO
-66 10.2 2430088 1941-04-03 2429853 1940-08-11 235 AAVSO
-65 9.6 2430491 1942-05-11 2430270 1941-10-02 221 SVO
-64 10.1 2430898 1943-06-22 2430687 1942-11-23 211 AAVSO
-63 10.0 2431310 1944-08-07 2431104 1944-01-14 206 AAVSO
-62 9.9 2431724 1945-09-25 2431521 1945-03-06 203 SVO
-61 10.0 2432143 1946-11-18 2431938 1946-04-27 205 SVO
-60 9.7 2432556 1948-01-05 2432355 1947-06-18 201 SVO
-59 10.7 2432964 1949-02-16 2432772 1948-08-08 192 SVO
-58   2433379 1950-04-07 2433189 1949-09-29 190 AAVSO
-57 9.7 2433796 1951-05-29 2433606 1950-11-20 190 AAVSO
-56 10.8 2434213 1952-07-19 2434023 1952-01-11 190 AAVSO
-55 10.2 2434619 1953-08-29 2434440 1953-03-03 179 SVO
-54 10.6 2435033 1954-10-17 2434857 1954-04-24 176 SVO
-53 9.7 2435438 1955-11-26 2435274 1955-06-15 164 SVO
-52 10.1 2435852 1957-01-13 2435691 1956-08-05 161 SVO
-51 10.2 2436272 1958-03-09 2436108 1957-09-26 164 SVO
-50 9.9 2436694 1959-05-05 2436525 1958-11-17 169 SVO
-49 10.0 2437094 1960-06-08 2436942 1960-01-08 152 AAVSO
-48 10.4 2437507 1961-07-26 2437359 1961-02-28 148 AAVSO
-47 9.7 2437939 1962-10-01 2437776 1962-04-21 163 SVO
-46 9.6 2438345 1963-11-11 2438193 1963-06-12 152 SVO
-45 9.9 2438775 1965-01-14 2438610 1964-08-02 165 SVO
-44 10.4 2439188 1966-03-03 2439027 1965-09-23 161 SVO
-43 10.2 2439605 1967-04-24 2439444 1966-11-14 161 SVO
-42 10.3 2440024 1968-06-16 2439861 1968-01-05 163 SVO
-41 10.0 2440430 1969-07-27 2440278 1969-02-25 152 SVO
-40 9.9 2440834 1970-09-04 2440695 1970-04-18 139 SVO
-39 9.6 2441255 1971-10-30 2441112 1971-06-09 143 SVO
-38 10.4 2441663 1972-12-11 2441529 1972-07-30 134 SVO
-37 10.1 2442070 1974-01-22 2441946 1973-09-20 124 SVO
-36 10.7 2442475 1975-03-03 2442363 1974-11-11 112 SVO
-35 10.2 2442891 1976-04-22 2442780 1976-01-02 111 SVO
-34 9.5 2443274 1977-05-10 2443197 1977-02-22 77 SVO
-33 10.0 2443690 1978-06-30 2443614 1978-04-15 76 SVO
-32 9.6 2444090 1979-08-04 2444031 1979-06-06 59 SVO
-31 10.2 2444505 1980-09-22 2444448 1980-07-27 57 SVO
-30 10.3 2444918 1981-11-09 2444865 1981-09-17 53 SVO
-29 10.1 2445330 1982-12-26 2445282 1982-11-08 48 SVO
-28 10.1 2445743 1984-02-12 2445699 1983-12-30 44 SVO
-27 10.5 2446140 1985-03-15 2446116 1985-02-19 24 SVO
-26 10.5 2446562 1986-05-11 2446533 1986-04-12 29 SVO
-25 9.9 2446963 1987-06-16 2446950 1987-06-03 13 SVO
-24 9.9 2447375 1988-08-01 2447367 1988-07-24 8 SVO
-23 10.8 2447781 1989-09-11 2447784 1989-09-14 -3 SVO
-22 10.1 2448190 1990-10-25 2448201 1990-11-05 -11 SVO
-21 10.5 2448598 1991-12-07 2448618 1991-12-27 -20 SVO
-20 10.1 2449020 1993-02-01 2449035 1993-02-16 -15 SVO
-19 10.0 2449438 1994-03-26 2449452 1994-04-09 -14 SVO
-18 10.5 2449869 1995-05-31 2449869 1995-05-31 0 SVO
-17 10.0 2450292 1996-07-27 2450286 1996-07-21 6 SVO
-16 10.6 2450713 1997-09-21 2450703 1997-09-11 10 SVO
-15 10.0 2451127 1998-11-09 2451120 1998-11-02 7 SVO
-14 9.8 2451528 1999-12-15 2451537 1999-12-24 -9 SVO
-13 10.3 2451955 2001-02-14 2451954 2001-02-13 1 SVO
-12 10.6 2452379 2002-04-14 2452371 2002-04-06 8 SVO
-11 10.3 2452807 2003-06-16 2452788 2003-05-28 19 SVO
-10 9.9 2453220 2004-08-02 2453205 2004-07-18 15 SVO
-9 10.6 2453637 2005-09-23 2453622 2005-09-08 15 SVO
-8 10.4 2454060 2006-11-20 2454039 2006-10-30 21 SVO
-7 9.6 2454472 2008-01-06 2454456 2007-12-21 16 SVO
-6 10.4 2454889 2009-02-26 2454873 2009-02-10 16 SVO
-5 10.0 2455301 2010-04-14 2455290 2010-04-03 11 SVO
-4 9.8 2455712 2011-05-30 2455707 2011-05-25 5 SVO
-3 10.0 2456133 2012-07-24 2456124 2012-07-15 9 SVO
-2 10.5 2456556 2013-09-20 2456541 2013-09-05 15 SVO
-1 10.3 2456964 2014-11-02 2456958 2014-10-27 6 SVO
0 9.8 2457378 2015-12-21 2457375 2015-12-18 3 SVO
1 10.0 2457789 2017-02-04 2457792 2017-02-07 -3 SVO
2 10.1 2458209 2018-03-31 2458209 2018-03-31 0 SVO
3 10.1 2458627 2019-05-23 2458626 2019-05-22 1 SVO
4 9.9 2459046 2020-07-15 2459043 2020-07-12 3 SVO
5 9.7 2459454 2021-08-27 2459460 2021-09-02 -6 SVO
6 10.1 2459866 2022-10-13 2459877 2022-10-24 -11 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.