Maxima for TY Cas
Period: 645, Epoch: 2443405
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-46   2415680 1901-10-22 2413735 1896-06-24 1945 SVO
-41   2418680 1910-01-08 2416960 1905-04-24 1720 SVO
-39   2419795 1913-01-27 2418250 1908-11-04 1545 GuL, 1918, 1.1
-37   2420850 1915-12-18 2419540 1912-05-17 1310 SVO
-35   2421980 1919-01-21 2420830 1915-11-28 1150 SVO
-33   2423030 1921-12-06 2422120 1919-06-10 910 SVO
-32   2423630 1923-07-29 2422765 1921-03-16 865 SVO
-31   2424140 1924-12-20 2423410 1922-12-21 730 SVO
-30   2424720 1926-07-23 2424055 1924-09-26 665 SVO
-28   2425930 1929-11-14 2425345 1928-04-08 585 SVO
-27   2426520 1931-06-27 2425990 1930-01-13 530 SVO
-26   2427096 1933-01-23 2426635 1931-10-20 461 AN, 1934, vol 252, p 269
-25 10.5 2427725 1934-10-14 2427280 1933-07-26 445 SVO
-24   2428315 1936-05-26 2427925 1935-05-02 390 AN, 1948, vol 276, p 11
-23   2428968 1938-03-10 2428570 1937-02-05 398 AN, 1948, vol 276, p 11
-22   2429600 1939-12-02 2429215 1938-11-12 385 SVO
-21   2430230 1941-08-23 2429860 1940-08-18 370 SVO
-19   2431450 1944-12-25 2431150 1944-02-29 300 SVO
-18   2432110 1946-10-16 2431795 1945-12-05 315 SVO
-17   2432740 1948-07-07 2432440 1947-09-11 300 SVO
-15   2433970 1951-11-19 2433730 1951-03-24 240 SVO
-11   2436510 1958-11-02 2436310 1958-04-16 200 SVO
-5 11.2 2440177 1968-11-16 2440180 1968-11-19 -3 SVO
-4   2440810 1970-08-11 2440825 1970-08-26 -15 JRASC, 1971, vol 65, p 93
-3 10.6 2441451 1972-05-13 2441470 1972-06-01 -19 SVO
-2 10.9 2442104 1974-02-25 2442115 1974-03-08 -11 SVO
-1 11.8 2442719 1975-11-02 2442760 1975-12-13 -41 SVO
0 11.6 2443406 1977-09-19 2443405 1977-09-18 1 SVO
2 10.6 2444756 1981-05-31 2444695 1981-03-31 61 SVO
3 11.0 2445407 1983-03-13 2445340 1983-01-05 67 SVO
4 11.6 2446046 1984-12-11 2445985 1984-10-11 61 SVO
5 10.8 2446720 1986-10-16 2446630 1986-07-18 90 SVO
6 12.0 2447376 1988-08-02 2447275 1988-04-23 101 SVO
7 11.0 2448006 1990-04-24 2447920 1990-01-28 86 SVO
8 10.8 2448634 1992-01-12 2448565 1991-11-04 69 SVO
9 11.5 2449267 1993-10-06 2449210 1993-08-10 57 SVO
10 11.1 2449914 1995-07-15 2449855 1995-05-17 59 SVO
11 11.3 2450571 1997-05-02 2450500 1997-02-20 71 SVO
12 11.2 2451191 1999-01-12 2451145 1998-11-27 46 SVO
13 10.5 2451869 2000-11-20 2451790 2000-09-02 79 SVO
14 11.9 2452511 2002-08-24 2452435 2002-06-09 76 SVO
15 11.2 2453153 2004-05-27 2453080 2004-03-15 73 SVO
16 11.8 2453800 2006-03-05 2453725 2005-12-20 75 SVO
17 11.5 2454451 2007-12-16 2454370 2007-09-26 81 SVO
18 11.0 2455099 2009-09-24 2455015 2009-07-02 84 SVO
19 12.2 2455757 2011-07-14 2455660 2011-04-08 97 SVO
20 11.2 2456380 2013-03-28 2456305 2013-01-12 75 SVO
21 11.7 2457045 2015-01-22 2456950 2014-10-19 95 SVO
22 11.6 2457637 2016-09-05 2457595 2016-07-25 42 SVO
23 11.5 2458247 2018-05-08 2458240 2018-05-01 7 SVO
24 11.2 2458838 2019-12-20 2458885 2020-02-05 -47 SVO
25 11.1 2459435 2021-08-08 2459530 2021-11-11 -95 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.