Maxima for ZZ Gem
Period: 316.07, Epoch: 2433978.7

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-69   2412140 1892-02-11 2412170 1892-03-12 -30 SVO
-68   2412480 1893-01-16 2412486 1893-01-22 -6 SVO
-62   2414360 1898-03-11 2414382 1898-04-02 -22 SVO
-60   2415004 1899-12-15 2415014 1899-12-25 -10 SVO
-58   2415645 1901-09-17 2415646 1901-09-18 -1 SVO
-56   2416260 1903-05-25 2416279 1903-06-13 -19 PZ, 1957, vol 12, p 33
-55   2416590 1904-04-19 2416595 1904-04-24 -5 PZ, 1957, vol 12, p 33
-54   2416900 1905-02-23 2416911 1905-03-06 -11 SVO
-52   2417520 1906-11-05 2417543 1906-11-28 -23 SVO
-48   2418780 1910-04-18 2418807 1910-05-15 -27 PZ, 1957, vol 12, p 33
-47   2419100 1911-03-04 2419123 1911-03-27 -23 SVO
-46   2419410 1912-01-08 2419439 1912-02-06 -29 SVO
-45   2419740 1912-12-03 2419755 1912-12-18 -15 SVO
-39   2421640 1918-02-15 2421652 1918-02-27 -12 SVO
-38   2421970 1919-01-11 2421968 1919-01-09 2 SVO
-37   2422275 1919-11-12 2422284 1919-11-21 -9 SVO
-32   2423865 1924-03-20 2423864 1924-03-19 1 SVO
-31   2424198 1925-02-16 2424180 1925-01-29 18 PZ, 1957, vol 12, p 33
-30   2424500 1925-12-15 2424496 1925-12-11 4 SVO
-29   2424858 1926-12-08 2424813 1926-10-24 45 PZ, 1957, vol 12, p 33
-28   2425125 1927-09-01 2425129 1927-09-05 -4 SVO
-25   2426060 1930-03-24 2426077 1930-04-10 -17 SVO
-24   2426380 1931-02-07 2426393 1931-02-20 -13 SVO
-23   2426689 1931-12-13 2426709 1932-01-02 -20 SVO
-22   2427010 1932-10-29 2427025 1932-11-13 -15 SVO
-17   2428600 1937-03-07 2428605 1937-03-12 -5 SVO
-16   2428930 1938-01-31 2428922 1938-01-23 8 SVO
-15   2429242 1938-12-09 2429238 1938-12-05 4 SVO
-14   2429555 1939-10-18 2429554 1939-10-17 1 PZ, 1957, vol 12, p 33
-13   2429875 1940-09-02 2429870 1940-08-28 5 PZ, 1957, vol 12, p 33
-12   2430196 1941-07-20 2430186 1941-07-10 10 PZ, 1957, vol 12, p 33
-9   2431140 1944-02-19 2431134 1944-02-13 6 SVO
-8   2431445 1944-12-20 2431450 1944-12-25 -5 SVO
-7   2431790 1945-11-30 2431766 1945-11-06 24 SVO
-6   2432115 1946-10-21 2432082 1946-09-18 33 SVO
-2   2433400 1950-04-28 2433347 1950-03-06 53 PZ, 1957, vol 12, p 33
-1   2433685 1951-02-07 2433663 1951-01-16 22 SVO
0   2434000 1951-12-19 2433979 1951-11-28 21 PZ, 1957, vol 12, p 33
20   2440320 1969-04-08 2440300 1969-03-19 20 SVO
21 9.0 2440650 1970-03-04 2440616 1970-01-29 34 SVO
22 9.0 2440966 1971-01-14 2440932 1970-12-11 34 SVO
23 9.2 2441295 1971-12-09 2441248 1971-10-23 47 SVO
24   2441610 1972-10-19 2441564 1972-09-03 46 SVO
26   2442230 1974-07-01 2442197 1974-05-29 33 SVO
27   2442535 1975-05-02 2442513 1975-04-10 22 SVO
28   2442860 1976-03-22 2442829 1976-02-20 31 SVO
29 9.5 2443167 1977-01-23 2443145 1977-01-01 22 SVO
30 9.0 2443484 1977-12-06 2443461 1977-11-13 23 SVO
31   2443800 1978-10-18 2443777 1978-09-25 23 SVO
33   2444415 1980-06-24 2444409 1980-06-18 6 SVO
34   2444715 1981-04-20 2444725 1981-04-30 -10 SVO
35   2445050 1982-03-21 2445041 1982-03-12 9 SVO
36 9.2 2445367 1983-02-01 2445357 1983-01-22 10 SVO
37   2445680 1983-12-11 2445673 1983-12-04 7 SVO
38   2446005 1984-10-31 2445989 1984-10-15 16 SVO
39   2446315 1985-09-06 2446305 1985-08-27 10 SVO
41   2446925 1987-05-09 2446938 1987-05-22 -13 SVO
42 9.4 2447236 1988-03-15 2447254 1988-04-02 -18 SVO
43 9.3 2447572 1989-02-14 2447570 1989-02-12 2 SVO
44   2447875 1989-12-14 2447886 1989-12-25 -11 SVO
45   2448180 1990-10-15 2448202 1990-11-06 -22 SVO
46   2448510 1991-09-10 2448518 1991-09-18 -8 SVO
49 9.0 2449437 1994-03-25 2449466 1994-04-23 -29 SVO
50 9.3 2449755 1995-02-06 2449782 1995-03-05 -27 SVO
51 9.0 2450077 1995-12-25 2450098 1996-01-15 -21 SVO
52 9.1 2450398 1996-11-10 2450414 1996-11-26 -16 SVO
53 9.0 2450715 1997-09-23 2450730 1997-10-08 -15 SVO
54 9.3 2451052 1998-08-26 2451047 1998-08-21 5 SVO
55   2451350 1999-06-20 2451363 1999-07-03 -13 SVO
56   2451673 2000-05-08 2451679 2000-05-14 -6 AFOEV
57   2451993 2001-03-24 2451995 2001-03-26 -2 AFOEV
58   2452311 2002-02-05 2452311 2002-02-05 0 AFOEV
59 9.2 2452628 2002-12-19 2452627 2002-12-18 1 SVO
60 9.2 2452957 2003-11-13 2452943 2003-10-30 14 SVO
61 9.4 2453283 2004-10-04 2453259 2004-09-10 24 SVO
62 9.1 2453598 2005-08-15 2453575 2005-07-23 23 SVO
63 8.7 2453918 2006-07-01 2453891 2006-06-04 27 SVO
64   2454222 2007-05-01 2454207 2007-04-16 15 AFOEV
65   2454530 2008-03-04 2454523 2008-02-26 7 SVO
66 9.2 2454863 2009-01-31 2454839 2009-01-07 24 SVO
67 8.9 2455164 2009-11-28 2455155 2009-11-19 9 SVO
68 8.9 2455473 2010-10-03 2455472 2010-10-02 1 SVO
69   2455780 2011-08-06 2455788 2011-08-14 -8 SVO
70   2456110 2012-07-01 2456104 2012-06-25 6 SVO
72   2456740 2014-03-23 2456736 2014-03-19 4 SVO
73 9.6 2457067 2015-02-13 2457052 2015-01-29 15 SVO
74   2457360 2015-12-03 2457368 2015-12-11 -8 SVO
75 9.0 2457661 2016-09-29 2457684 2016-10-22 -23 SVO
76 9.3 2457982 2017-08-16 2458000 2017-09-03 -18 SVO
77 9.0 2458294 2018-06-24 2458316 2018-07-16 -22 SVO
78 9.2 2458602 2019-04-28 2458632 2019-05-28 -30 SVO
79 8.9 2458901 2020-02-21 2458948 2020-04-08 -47 SVO
80 9.0 2459219 2021-01-04 2459264 2021-02-18 -45 SVO
81 8.8 2459523 2021-11-04 2459580 2021-12-31 -57 SVO
82   2459860 2022-10-07 2459897 2022-11-13 -37 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.