Maxima for XZ Her
Period: 171.58, Epoch: 2433896.5

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-64   2422891 1921-07-20 2422915 1921-08-13 -24 GuL, 1936, 2.2
-49   2425445 1928-07-17 2425489 1928-08-30 -44 SVO
-47   2425801 1929-07-08 2425832 1929-08-08 -31 GuL, 1936, 2.2
-46   2425983 1930-01-06 2426004 1930-01-27 -21 GuL, 1936, 2.2
-45   2426157 1930-06-29 2426175 1930-07-17 -18 GuL, 1936, 2.2
-43   2426492 1931-05-30 2426519 1931-06-26 -27 GuL, 1936, 2.2
-42   2426666 1931-11-20 2426690 1931-12-14 -24 GuL, 1936, 2.2
-36   2427685 1934-09-04 2427720 1934-10-09 -35 SVO
-34   2428040 1935-08-25 2428063 1935-09-17 -23 GuL, 1936, 2.2
-32   2428400 1936-08-19 2428406 1936-08-25 -6 SVO
-30   2428750 1937-08-04 2428749 1937-08-03 1 SVO
-28   2429085 1938-07-05 2429092 1938-07-12 -7 SVO
-26   2429424 1939-06-09 2429435 1939-06-20 -11 SVO
-24   2429770 1940-05-20 2429779 1940-05-29 -9 SVO
-22   2430110 1941-04-25 2430122 1941-05-07 -12 SVO
-15   2431300 1944-07-28 2431323 1944-08-20 -23 SVO
-11   2432000 1946-06-28 2432009 1946-07-07 -9 SVO
-9   2432340 1947-06-03 2432352 1947-06-15 -12 SVO
-5   2433020 1949-04-13 2433039 1949-05-02 -19 SVO
-2   2433550 1950-09-25 2433553 1950-09-28 -3 SVO
0   2433880 1951-08-21 2433897 1951-09-07 -17 SVO
40   2440770 1970-07-02 2440760 1970-06-22 10 SVO
42 10.9 2441105 1971-06-02 2441103 1971-05-31 2 SVO
43   2441290 1971-12-04 2441274 1971-11-18 16 SVO
49   2442325 1974-10-04 2442304 1974-09-13 21 SVO
50   2442510 1975-04-07 2442475 1975-03-03 35 SVO
51 10.9 2442680 1975-09-24 2442647 1975-08-22 33 SVO
52   2442840 1976-03-02 2442819 1976-02-10 21 SVO
53   2443020 1976-08-29 2442990 1976-07-30 30 SVO
54   2443200 1977-02-25 2443162 1977-01-18 38 SVO
55 10.7 2443362 1977-08-06 2443333 1977-07-08 29 SVO
57   2443700 1978-07-10 2443676 1978-06-16 24 SVO
59   2444055 1979-06-30 2444020 1979-05-26 35 SVO
61   2444400 1980-06-09 2444363 1980-05-03 37 SVO
63   2444750 1981-05-25 2444706 1981-04-11 44 SVO
65   2445080 1982-04-20 2445049 1982-03-20 31 SVO
66   2445250 1982-10-07 2445221 1982-09-08 29 SVO
68 10.6 2445601 1983-09-23 2445564 1983-08-17 37 SVO
69   2445765 1984-03-05 2445735 1984-02-04 30 SVO
70 10.8 2445948 1984-09-04 2445907 1984-07-25 41 SVO
72 10.6 2446285 1985-08-07 2446250 1985-07-03 35 SVO
74 10.6 2446619 1986-07-07 2446593 1986-06-11 26 SVO
76 10.5 2446959 1987-06-12 2446936 1987-05-20 23 SVO
78 10.8 2447298 1988-05-16 2447280 1988-04-28 18 SVO
80   2447645 1989-04-28 2447623 1989-04-06 22 SVO
81   2447805 1989-10-05 2447794 1989-09-24 11 SVO
82   2447980 1990-03-29 2447966 1990-03-15 14 SVO
83 10.7 2448143 1990-09-08 2448138 1990-09-03 5 SVO
85 10.5 2448490 1991-08-21 2448481 1991-08-12 9 SVO
87 11.0 2448846 1992-08-11 2448824 1992-07-20 22 SVO
89 10.8 2449184 1993-07-15 2449167 1993-06-28 17 SVO
91 10.6 2449537 1994-07-03 2449510 1994-06-06 27 SVO
93 10.6 2449866 1995-05-28 2449853 1995-05-15 13 SVO
94   2450040 1995-11-18 2450025 1995-11-03 15 SVO
95 11.1 2450209 1996-05-05 2450196 1996-04-22 13 SVO
96   2450390 1996-11-02 2450368 1996-10-11 22 AFOEV
97   2450556 1997-04-17 2450540 1997-04-01 16 AFOEV
98 10.7 2450729 1997-10-07 2450711 1997-09-19 18 SVO
99   2450894 1998-03-21 2450883 1998-03-10 11 AFOEV
100 11.3 2451073 1998-09-16 2451054 1998-08-28 19 SVO
101   2451240 1999-03-02 2451226 1999-02-16 14 SVO
102 11.4 2451412 1999-08-21 2451398 1999-08-07 14 SVO
103   2451585 2000-02-10 2451569 2000-01-25 16 AFOEV
104 11.0 2451755 2000-07-29 2451741 2000-07-15 14 SVO
106 10.5 2452088 2001-06-27 2452084 2001-06-23 4 SVO
107   2452263 2001-12-19 2452255 2001-12-11 8 AFOEV
108   2452438 2002-06-12 2452427 2002-06-01 11 AFOEV
109   2452606 2002-11-27 2452599 2002-11-20 7 AFOEV
110 10.9 2452777 2003-05-17 2452770 2003-05-10 7 SVO
111 10.9 2452940 2003-10-27 2452942 2003-10-29 -2 SVO
112   2453122 2004-04-26 2453113 2004-04-17 9 AFOEV
113 11.3 2453296 2004-10-17 2453285 2004-10-06 11 SVO
114   2453463 2005-04-02 2453456 2005-03-26 7 AFOEV
115 10.9 2453630 2005-09-16 2453628 2005-09-14 2 SVO
117 11.0 2453968 2006-08-20 2453971 2006-08-23 -3 SVO
119 10.9 2454306 2007-07-24 2454314 2007-08-01 -8 SVO
121 10.7 2454645 2008-06-27 2454658 2008-07-10 -13 SVO
123 11.0 2454985 2009-06-02 2455001 2009-06-18 -16 SVO
124   2455150 2009-11-14 2455172 2009-12-06 -22 SVO
125 11.4 2455329 2010-05-12 2455344 2010-05-27 -15 SVO
126 11.2 2455502 2010-11-01 2455515 2010-11-14 -13 SVO
127   2455675 2011-04-23 2455687 2011-05-05 -12 SVO
128 11.0 2455829 2011-09-24 2455859 2011-10-24 -30 SVO
130 11.0 2456180 2012-09-09 2456202 2012-10-01 -22 SVO
131   2456350 2013-02-26 2456373 2013-03-21 -23 SVO
132 10.8 2456513 2013-08-08 2456545 2013-09-09 -32 SVO
133   2456695 2014-02-06 2456716 2014-02-27 -21 SVO
134 11.1 2456860 2014-07-21 2456888 2014-08-18 -28 SVO
135   2457030 2015-01-07 2457060 2015-02-06 -30 SVO
136 11.1 2457204 2015-06-30 2457231 2015-07-27 -27 SVO
137 11.0 2457376 2015-12-19 2457403 2016-01-15 -27 SVO
138 11.0 2457551 2016-06-11 2457574 2016-07-04 -23 SVO
140 10.9 2457889 2017-05-15 2457918 2017-06-13 -29 SVO
141   2458060 2017-11-02 2458089 2017-12-01 -29 SVO
142 11.7 2458236 2018-04-27 2458261 2018-05-22 -25 SVO
143 11.2 2458411 2018-10-19 2458432 2018-11-09 -21 SVO
144 10.9 2458581 2019-04-07 2458604 2019-04-30 -23 SVO
145 11.1 2458755 2019-09-28 2458775 2019-10-18 -20 SVO
146 10.9 2458921 2020-03-12 2458947 2020-04-07 -26 SVO
147 11.1 2459094 2020-09-01 2459119 2020-09-26 -25 SVO
148 11.5 2459272 2021-02-26 2459290 2021-03-16 -18 SVO
149 11.3 2459446 2021-08-19 2459462 2021-09-04 -16 SVO
150   2459610 2022-01-30 2459633 2022-02-22 -23 SVO
151 11.1 2459779 2022-07-18 2459805 2022-08-13 -26 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.