Maxima for SS Cas
Period: 140.57, Epoch: 2444208
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-232   2411755 1891-01-22 2411596 1890-08-16 159 SVO
-230   2412040 1891-11-03 2411877 1891-05-24 163 SVO
-217   2413865 1896-11-01 2413704 1896-05-24 161 SVO
-215   2414140 1897-08-03 2413985 1897-03-01 155 SVO
-206   2415405 1901-01-20 2415251 1900-08-19 154 SVO
-204   2415682 1901-10-24 2415532 1901-05-27 150 SVO
-202   2415960 1902-07-29 2415813 1902-03-04 147 SVO
-201   2416103 1902-12-19 2415953 1902-07-22 150 SVO
-199   2416375 1903-09-17 2416235 1903-04-30 140 SVO
-198   2416520 1904-02-09 2416375 1903-09-17 145 SVO
-197   2416665 1904-07-03 2416516 1904-02-05 149 SVO
-196   2416810 1904-11-25 2416656 1904-06-24 154 SVO
-194   2417082 1905-08-24 2416937 1905-04-01 145 AnHar, 1909, vol 55, p 95
-191   2417504 1906-10-20 2417359 1906-05-28 145 AnHar, 1909, vol 55, p 95
-190   2417640 1907-03-05 2417500 1906-10-16 140 GuL, 1918, 1.1
-189   2417777 1907-07-20 2417640 1907-03-05 137 GuL, 1918, 1.1
-188   2417927 1907-12-17 2417781 1907-07-24 146 SVO
-186   2418200 1908-09-15 2418062 1908-04-30 138 SVO
-185   2418330 1909-01-23 2418203 1908-09-18 127 SVO
-183   2418618 1909-11-07 2418484 1909-06-26 134 SVO
-180   2419024 1910-12-18 2418905 1910-08-21 119 SVO
-178   2419305 1911-09-25 2419187 1911-05-30 118 SVO
-177   2419435 1912-02-02 2419327 1911-10-17 108 SVO
-175   2419721 1912-11-14 2419608 1912-07-24 113 SVO
-173   2419995 1913-08-15 2419889 1913-05-01 106 SVO
-172   2420140 1914-01-07 2420030 1913-09-19 110 SVO
-170   2420416 1914-10-10 2420311 1914-06-27 105 SVO
-169   2420555 1915-02-26 2420452 1914-11-15 103 SVO
-167   2420843 1915-12-11 2420733 1915-08-23 110 SVO
-165   2421118 1916-09-11 2421014 1916-05-30 104 SVO
-164   2421255 1917-01-26 2421155 1916-10-18 100 SVO
-162   2421547 1917-11-14 2421436 1917-07-26 111 SVO
-160   2421825 1918-08-19 2421717 1918-05-03 108 SVO
-159   2421962 1919-01-03 2421857 1918-09-20 105 SVO
-157   2422240 1919-10-08 2422139 1919-06-29 101 SVO
-156   2422380 1920-02-25 2422279 1919-11-16 101 SVO
-154   2422657 1920-11-28 2422560 1920-08-23 97 SVO
-152   2422929 1921-08-27 2422841 1921-05-31 88 SVO
-151   2423065 1922-01-10 2422982 1921-10-19 83 SVO
-149   2423349 1922-10-21 2423263 1922-07-27 86 SVO
-147   2423625 1923-07-24 2423544 1923-05-04 81 SVO
-146   2423759 1923-12-05 2423685 1923-09-22 74 SVO
-144   2424027 1924-08-29 2423966 1924-06-29 61 SVO
-143   2424170 1925-01-19 2424106 1924-11-16 64 SVO
-141   2424453 1925-10-29 2424388 1925-08-25 65 SVO
-139   2424726 1926-07-29 2424669 1926-06-02 57 SVO
-138   2424865 1926-12-15 2424809 1926-10-20 56 SVO
-136   2425150 1927-09-26 2425090 1927-07-28 60 SVO
-134   2425430 1928-07-02 2425372 1928-05-05 58 SVO
-133   2425574 1928-11-23 2425512 1928-09-22 62 SVO
-131   2425840 1929-08-16 2425793 1929-06-30 47 AN, 1936, vol 261, p 67
-130   2425985 1930-01-08 2425934 1929-11-18 51 AN, 1936, vol 261, p 67
-128   2426255 1930-10-05 2426215 1930-08-26 40 AN, 1936, vol 261, p 67
-125   2426675 1931-11-29 2426637 1931-10-22 38 AN, 1936, vol 261, p 67
-123   2426955 1932-09-04 2426918 1932-07-29 37 AN, 1936, vol 261, p 67
-122   2427090 1933-01-17 2427058 1932-12-16 32 SVO
-121   2427238 1933-06-14 2427199 1933-05-06 39 AN, 1936, vol 261, p 67
-120   2427366 1933-10-20 2427340 1933-09-24 26 AN, 1936, vol 261, p 67
-118   2427657 1934-08-07 2427621 1934-07-02 36 AN, 1935, vol 257, p 101
-117   2427800 1934-12-28 2427761 1934-11-19 39 SVO
-116   2427931 1935-05-08 2427902 1935-04-09 29 AAVSO
-115 9.7 2428077 1935-10-01 2428042 1935-08-27 35 SVO
-114 9.8 2428222 1936-02-23 2428183 1936-01-15 39 AAVSO
-113 9.8 2428369 1936-07-19 2428324 1936-06-04 45 SVO
-112 9.7 2428506 1936-12-03 2428464 1936-10-22 42 SVO
-111   2428646 1937-04-22 2428605 1937-03-12 41 AAVSO
-110 9.9 2428788 1937-09-11 2428745 1937-07-30 43 SVO
-109 9.9 2428937 1938-02-07 2428886 1937-12-18 51 SVO
-108 10.0 2429082 1938-07-02 2429026 1938-05-07 56 SVO
-107 9.6 2429218 1938-11-15 2429167 1938-09-25 51 SVO
-106   2429355 1939-04-01 2429308 1939-02-13 47 AAVSO
-105 9.5 2429501 1939-08-25 2429448 1939-07-03 53 SVO
-104 10.2 2429650 1940-01-21 2429589 1939-11-21 61 SVO
-103 10.4 2429791 1940-06-10 2429729 1940-04-09 62 AAVSO
-102 9.7 2429925 1940-10-22 2429870 1940-08-28 55 SVO
-101 9.9 2430064 1941-03-10 2430010 1941-01-15 54 AAVSO
-100 9.8 2430212 1941-08-05 2430151 1941-06-05 61 SVO
-99 9.8 2430348 1941-12-19 2430292 1941-10-24 56 SVO
-98 9.2 2430492 1942-05-12 2430432 1942-03-13 60 AAVSO
-97 10.2 2430633 1942-09-30 2430573 1942-08-01 60 SVO
-96 10.1 2430757 1943-02-01 2430713 1942-12-19 44 AAVSO
-95 10.1 2430914 1943-07-08 2430854 1943-05-09 60 SVO
-94 9.5 2431049 1943-11-20 2430994 1943-09-26 55 SVO
-93 9.7 2431190 1944-04-09 2431135 1944-02-14 55 AAVSO
-92 9.5 2431321 1944-08-18 2431276 1944-07-04 45 SVO
-91 9.9 2431460 1945-01-04 2431416 1944-11-21 44 SVO
-90 10.1 2431597 1945-05-21 2431557 1945-04-11 40 AAVSO
-89 10.1 2431732 1945-10-03 2431697 1945-08-29 35 AAVSO
-88 9.8 2431872 1946-02-20 2431838 1946-01-17 34 SVO
-87 9.5 2432016 1946-07-14 2431978 1946-06-06 38 SVO
-86 10.1 2432156 1946-12-01 2432119 1946-10-25 37 SVO
-84 9.9 2432434 1947-09-05 2432400 1947-08-02 34 SVO
-83 9.7 2432571 1948-01-20 2432541 1947-12-21 30 SVO
-82 9.6 2432708 1948-06-05 2432681 1948-05-09 27 SVO
-81 9.6 2432849 1948-10-24 2432822 1948-09-27 27 SVO
-80 9.5 2432989 1949-03-13 2432962 1949-02-14 27 AAVSO
-79 10.1 2433128 1949-07-30 2433103 1949-07-05 25 SVO
-78 9.6 2433261 1949-12-10 2433244 1949-11-23 17 SVO
-77 10.7 2433410 1950-05-08 2433384 1950-04-12 26 AAVSO
-76 10.0 2433545 1950-09-20 2433525 1950-08-31 20 SVO
-75 10.3 2433685 1951-02-07 2433665 1951-01-18 20 SVO
-74 10.0 2433828 1951-06-30 2433806 1951-06-08 22 AAVSO
-73 10.7 2433955 1951-11-04 2433946 1951-10-26 9 AAVSO
-72   2434103 1952-03-31 2434087 1952-03-15 16 AAVSO
-71 9.7 2434240 1952-08-15 2434228 1952-08-03 12 SVO
-70 9.8 2434378 1952-12-31 2434368 1952-12-21 10 SVO
-69   2434521 1953-05-23 2434509 1953-05-11 12 AAVSO
-68 10.0 2434663 1953-10-12 2434649 1953-09-28 14 SVO
-67 10.0 2434799 1954-02-25 2434790 1954-02-16 9 AAVSO
-66 10.3 2434940 1954-07-16 2434930 1954-07-06 10 AAVSO
-65 9.8 2435079 1954-12-02 2435071 1954-11-24 8 SVO
-64   2435222 1955-04-24 2435212 1955-04-14 10 AAVSO
-63 9.6 2435359 1955-09-08 2435352 1955-09-01 7 SVO
-62 9.8 2435500 1956-01-27 2435493 1956-01-20 7 SVO
-61 10.0 2435642 1956-06-17 2435633 1956-06-08 9 AAVSO
-60 10.0 2435787 1956-11-09 2435774 1956-10-27 13 SVO
-59 10.0 2435925 1957-03-27 2435914 1957-03-16 11 AAVSO
-58 9.9 2436062 1957-08-11 2436055 1957-08-04 7 SVO
-57 9.7 2436202 1957-12-29 2436196 1957-12-23 6 SVO
-56   2436342 1958-05-18 2436336 1958-05-12 6 AAVSO
-55 9.9 2436485 1958-10-08 2436477 1958-09-30 8 SVO
-54 9.8 2436627 1959-02-27 2436617 1959-02-17 10 SVO
-53 9.7 2436768 1959-07-18 2436758 1959-07-08 10 SVO
-52 9.8 2436910 1959-12-07 2436898 1959-11-25 12 SVO
-51 9.9 2437050 1960-04-25 2437039 1960-04-14 11 SVO
-50 9.7 2437191 1960-09-13 2437180 1960-09-02 11 SVO
-49 10.1 2437329 1961-01-29 2437320 1961-01-20 9 SVO
-48 10.0 2437477 1961-06-26 2437461 1961-06-10 16 SVO
-47 10.1 2437623 1961-11-19 2437601 1961-10-28 22 SVO
-46 9.8 2437760 1962-04-05 2437742 1962-03-18 18 SVO
-45 9.6 2437897 1962-08-20 2437882 1962-08-05 15 SVO
-44 10.0 2438038 1963-01-08 2438023 1962-12-24 15 SVO
-43 8.8 2438181 1963-05-31 2438163 1963-05-13 18 AAVSO
-42 9.8 2438322 1963-10-19 2438304 1963-10-01 18 SVO
-41 9.8 2438463 1964-03-08 2438445 1964-02-19 18 AAVSO
-40 9.9 2438605 1964-07-28 2438585 1964-07-08 20 SVO
-39 9.5 2438742 1964-12-12 2438726 1964-11-26 16 SVO
-38 10.0 2438885 1965-05-04 2438866 1965-04-15 19 AAVSO
-37 9.8 2439026 1965-09-22 2439007 1965-09-03 19 SVO
-36 9.7 2439167 1966-02-10 2439147 1966-01-21 20 SVO
-35 10.1 2439308 1966-07-01 2439288 1966-06-11 20 SVO
-34 9.6 2439444 1966-11-14 2439429 1966-10-30 15 SVO
-33   2439592 1967-04-11 2439569 1967-03-19 23 AAVSO
-32 9.8 2439731 1967-08-28 2439710 1967-08-07 21 SVO
-31 10.1 2439878 1968-01-22 2439850 1967-12-25 28 SVO
-30 9.2 2440015 1968-06-07 2439991 1968-05-14 24 AAVSO
-29 9.5 2440150 1968-10-20 2440131 1968-10-01 19 SVO
-28 9.7 2440292 1969-03-11 2440272 1969-02-19 20 AAVSO
-27 9.9 2440435 1969-08-01 2440413 1969-07-10 22 SVO
-26 9.5 2440574 1969-12-18 2440553 1969-11-27 21 SVO
-25 9.8 2440714 1970-05-07 2440694 1970-04-17 20 AAVSO
-24 9.8 2440852 1970-09-22 2440834 1970-09-04 18 SVO
-23 9.9 2440997 1971-02-14 2440975 1971-01-23 22 SVO
-22 9.6 2441143 1971-07-10 2441115 1971-06-12 28 AAVSO
-21 9.7 2441276 1971-11-20 2441256 1971-10-31 20 SVO
-20   2441417 1972-04-09 2441397 1972-03-20 20 AAVSO
-19 9.7 2441555 1972-08-25 2441537 1972-08-07 18 SVO
-18 9.9 2441698 1973-01-15 2441678 1972-12-26 20 SVO
-17 9.5 2441832 1973-05-29 2441818 1973-05-15 14 AAVSO
-16 9.7 2441972 1973-10-16 2441959 1973-10-03 13 SVO
-15 9.9 2442115 1974-03-08 2442099 1974-02-20 16 SVO
-14 9.6 2442252 1974-07-23 2442240 1974-07-11 12 SVO
-13 10.2 2442393 1974-12-11 2442381 1974-11-29 12 SVO
-12 9.7 2442528 1975-04-25 2442521 1975-04-18 7 SVO
-11 10.0 2442673 1975-09-17 2442662 1975-09-06 11 SVO
-10 9.8 2442813 1976-02-04 2442802 1976-01-24 11 SVO
-9 9.5 2442949 1976-06-19 2442943 1976-06-13 6 SVO
-8 9.6 2443091 1976-11-08 2443083 1976-10-31 8 SVO
-7 9.6 2443231 1977-03-28 2443224 1977-03-21 7 SVO
-6 10.1 2443373 1977-08-17 2443365 1977-08-09 8 SVO
-5 10.1 2443516 1978-01-07 2443505 1977-12-27 11 SVO
-4 9.6 2443654 1978-05-25 2443646 1978-05-17 8 AAVSO
-3 9.6 2443787 1978-10-05 2443786 1978-10-04 1 SVO
-2 9.9 2443929 1979-02-24 2443927 1979-02-22 2 SVO
-1 10.1 2444072 1979-07-17 2444067 1979-07-12 5 SVO
0 9.5 2444209 1979-12-01 2444208 1979-11-30 1 SVO
1 10.3 2444351 1980-04-21 2444349 1980-04-19 2 SVO
2 9.9 2444490 1980-09-07 2444489 1980-09-06 1 SVO
3 9.7 2444628 1981-01-23 2444630 1981-01-25 -2 SVO
4 9.8 2444768 1981-06-12 2444770 1981-06-14 -2 SVO
5 10.2 2444910 1981-11-01 2444911 1981-11-02 -1 SVO
6 9.9 2445052 1982-03-23 2445051 1982-03-22 1 SVO
7 9.9 2445186 1982-08-04 2445192 1982-08-10 -6 SVO
8 9.6 2445322 1982-12-18 2445333 1982-12-29 -11 SVO
9 10.0 2445464 1983-05-09 2445473 1983-05-18 -9 AAVSO
10 9.9 2445605 1983-09-27 2445614 1983-10-06 -9 SVO
11 9.7 2445739 1984-02-08 2445754 1984-02-23 -15 SVO
12 9.7 2445876 1984-06-24 2445895 1984-07-13 -19 SVO
13 10.0 2446017 1984-11-12 2446035 1984-11-30 -18 SVO
14 9.8 2446155 1985-03-30 2446176 1985-04-20 -21 SVO
15 10.0 2446292 1985-08-14 2446317 1985-09-08 -25 SVO
16 9.4 2446433 1986-01-02 2446457 1986-01-26 -24 SVO
17 10.5 2446574 1986-05-23 2446598 1986-06-16 -24 AAVSO
18 10.1 2446714 1986-10-10 2446738 1986-11-03 -24 SVO
19 9.5 2446845 1987-02-18 2446879 1987-03-24 -34 SVO
20 9.8 2446983 1987-07-06 2447019 1987-08-11 -36 SVO
21 9.9 2447124 1987-11-24 2447160 1987-12-30 -36 SVO
22 9.9 2447263 1988-04-11 2447301 1988-05-19 -38 SVO
23 9.9 2447405 1988-08-31 2447441 1988-10-06 -36 SVO
24 9.9 2447539 1989-01-12 2447582 1989-02-24 -43 SVO
25 9.7 2447675 1989-05-28 2447722 1989-07-14 -47 SVO
26 10.0 2447815 1989-10-15 2447863 1989-12-02 -48 SVO
27 9.8 2447953 1990-03-02 2448003 1990-04-21 -50 SVO
28 9.9 2448090 1990-07-17 2448144 1990-09-09 -54 SVO
29 9.8 2448224 1990-11-28 2448285 1991-01-28 -61 SVO
30 10.0 2448366 1991-04-19 2448425 1991-06-17 -59 SVO
31 9.8 2448510 1991-09-10 2448566 1991-11-05 -56 SVO
32 9.8 2448651 1992-01-29 2448706 1992-03-24 -55 SVO
33 9.7 2448791 1992-06-17 2448847 1992-08-12 -56 SVO
34 9.5 2448917 1992-10-21 2448987 1992-12-30 -70 SVO
35 9.7 2449059 1993-03-12 2449128 1993-05-20 -69 SVO
36 9.8 2449200 1993-07-31 2449269 1993-10-08 -69 SVO
37 10.0 2449342 1993-12-20 2449409 1994-02-25 -67 SVO
38   2449481 1994-05-08 2449550 1994-07-16 -69 AAVSO
39 9.8 2449622 1994-09-26 2449690 1994-12-03 -68 SVO
40 10.0 2449763 1995-02-14 2449831 1995-04-23 -68 SVO
41 9.6 2449897 1995-06-28 2449971 1995-09-10 -74 SVO
42 9.7 2450035 1995-11-13 2450112 1996-01-29 -77 SVO
43 10.0 2450175 1996-04-01 2450253 1996-06-18 -78 SVO
44 10.1 2450318 1996-08-22 2450393 1996-11-05 -75 SVO
45 9.8 2450460 1997-01-11 2450534 1997-03-26 -74 SVO
46 10.0 2450598 1997-05-29 2450674 1997-08-13 -76 SVO
47 9.8 2450731 1997-10-09 2450815 1998-01-01 -84 SVO
48 9.9 2450868 1998-02-23 2450955 1998-05-21 -87 SVO
49 10.0 2451010 1998-07-15 2451096 1998-10-09 -86 SVO
50 9.9 2451147 1998-11-29 2451237 1999-02-27 -90 SVO
51 9.9 2451282 1999-04-13 2451377 1999-07-17 -95 SVO
52 9.8 2451421 1999-08-30 2451518 1999-12-05 -97 SVO
53 10.2 2451567 2000-01-23 2451658 2000-04-23 -91 SVO
54 10.1 2451708 2000-06-12 2451799 2000-09-11 -91 SVO
55 9.7 2451841 2000-10-23 2451939 2001-01-29 -98 SVO
56 9.7 2451977 2001-03-08 2452080 2001-06-19 -103 SVO
57 10.1 2452118 2001-07-27 2452220 2001-11-06 -102 SVO
58 9.8 2452259 2001-12-15 2452361 2002-03-27 -102 SVO
59   2452397 2002-05-02 2452502 2002-08-15 -105 AAVSO
60 9.8 2452539 2002-09-21 2452642 2003-01-02 -103 SVO
61 10.2 2452680 2003-02-09 2452783 2003-05-23 -103 SVO
62 9.8 2452818 2003-06-27 2452923 2003-10-10 -105 SVO
63 9.6 2452960 2003-11-16 2453064 2004-02-28 -104 SVO
64 10.2 2453101 2004-04-05 2453204 2004-07-17 -103 SVO
65 9.9 2453248 2004-08-30 2453345 2004-12-05 -97 SVO
66 10.0 2453388 2005-01-17 2453486 2005-04-25 -98 SVO
67   2453520 2005-05-29 2453626 2005-09-12 -106 AAVSO
68 9.6 2453657 2005-10-13 2453767 2006-01-31 -110 SVO
69 9.9 2453797 2006-03-02 2453907 2006-06-20 -110 SVO
70 9.9 2453943 2006-07-26 2454048 2006-11-08 -105 SVO
71 10.0 2454084 2006-12-14 2454188 2007-03-28 -104 SVO
72 9.6 2454222 2007-05-01 2454329 2007-08-16 -107 SVO
73 9.7 2454358 2007-09-14 2454470 2008-01-04 -112 SVO
74 9.8 2454498 2008-02-01 2454610 2008-05-23 -112 SVO
75 9.6 2454633 2008-06-15 2454751 2008-10-11 -118 SVO
76 10.0 2454783 2008-11-12 2454891 2009-02-28 -108 SVO
77 9.8 2454926 2009-04-04 2455032 2009-07-19 -106 SVO
78 10.2 2455071 2009-08-27 2455172 2009-12-06 -101 SVO
79 9.3 2455206 2010-01-09 2455313 2010-04-26 -107 SVO
80 9.7 2455346 2010-05-29 2455454 2010-09-14 -108 SVO
81 10.1 2455488 2010-10-18 2455594 2011-02-01 -106 SVO
82 9.4 2455629 2011-03-08 2455735 2011-06-22 -106 SVO
83 10.0 2455774 2011-07-31 2455875 2011-11-09 -101 SVO
84 9.4 2455915 2011-12-19 2456016 2012-03-29 -101 SVO
85 9.5 2456056 2012-05-08 2456156 2012-08-16 -100 SVO
86 10.0 2456201 2012-09-30 2456297 2013-01-04 -96 SVO
87 9.5 2456338 2013-02-14 2456438 2013-05-25 -100 SVO
88 9.5 2456477 2013-07-03 2456578 2013-10-12 -101 SVO
89 9.7 2456621 2013-11-24 2456719 2014-03-02 -98 SVO
90 9.8 2456763 2014-04-15 2456859 2014-07-20 -96 SVO
91 9.6 2456904 2014-09-03 2457000 2014-12-08 -96 SVO
92 9.7 2457042 2015-01-19 2457140 2015-04-27 -98 SVO
93 9.8 2457181 2015-06-07 2457281 2015-09-15 -100 AAVSO
94 9.5 2457322 2015-10-26 2457422 2016-02-03 -100 SVO
95 9.9 2457468 2016-03-20 2457562 2016-06-22 -94 AAVSO
96 9.9 2457611 2016-08-10 2457703 2016-11-10 -92 SVO
97 9.7 2457748 2016-12-25 2457843 2017-03-30 -95 SVO
98 9.7 2457888 2017-05-14 2457984 2017-08-18 -96 SVO
99 10.0 2458033 2017-10-06 2458124 2018-01-05 -91 SVO
100 9.7 2458166 2018-02-16 2458265 2018-05-26 -99 SVO
101 9.6 2458307 2018-07-07 2458406 2018-10-14 -99 SVO
102 9.5 2458446 2018-11-23 2458546 2019-03-03 -100 SVO
103 9.5 2458585 2019-04-11 2458687 2019-07-22 -102 SVO
104 10.0 2458730 2019-09-03 2458827 2019-12-09 -97 SVO
105 9.5 2458871 2020-01-22 2458968 2020-04-28 -97 SVO
106 9.2 2459006 2020-06-05 2459108 2020-09-15 -102 SVO
107 9.7 2459147 2020-10-24 2459249 2021-02-03 -102 SVO
108 9.4 2459288 2021-03-14 2459390 2021-06-24 -102 SVO
109 9.3 2459424 2021-07-28 2459530 2021-11-11 -106 SVO
110 9.5 2459566 2021-12-17 2459671 2022-04-01 -105 SVO
111   2459715 2022-05-15 2459811 2022-08-19 -96 SVO
112 9.8 2459857 2022-10-04 2459952 2023-01-07 -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.