Maxima for R For
Mean period: 388.35, GCVS period: 388.73

E O (JD) O (dat) Period
-81 2410526 1887-09-11 388.49
-77 2412094 1891-12-27 385.49
-73 2413600 1896-02-10 385.83
-72 2413983 1897-02-27 387.13
-69 2415173 1900-06-02 386.63
-60 2418602 1909-10-22 386.68
-51 2422133 1919-06-23 387.3
-50 2422520 1920-07-14 387.17
-49 2422911 1921-08-09 388.87
-48 2423277 1922-08-10 391.23
-47 2423671 1923-09-08 388.36
-46 2424069 1924-10-10 387.36
-45 2424483 1925-11-28 388.72
-44 2424859 1926-12-09 389
-43 2425231 1927-12-16 387.14
-42 2425623 1929-01-11 385.07
-41 2426007 1930-01-30 386.21
-40 2426387 1931-02-14 390.43
-39 2426773 1932-03-06 390.21
-38 2427170 1933-04-07 388.92
-37 2427579 1934-05-21 388.86
-36 2427977 1935-06-23 389.14
-35 2428340 1936-06-20 389.72
-34 2428735 1937-07-20 388.14
-33 2429103 1938-07-23 385.86
-32 2429505 1939-08-29 385.64
-31 2429894 1940-09-21 387.07
-30 2430289 1941-10-21 388.07
-29 2430669 1942-11-05 388.42
-28 2431047 1943-11-18 388.07
-27 2431447 1944-12-22 387.36
-26 2431824 1946-01-03 386.86
-25 2432222 1947-02-05 389
-24 2432610 1948-02-28 388.29
-23 2432996 1949-03-20 388.64
-22 2433378 1950-04-06 390.5
-21 2433784 1951-05-17 388.5
-20 2434146 1952-05-13 387.22
-19 2434566 1953-07-07 387
-18 2434947 1954-07-23 386.07
-17 2435324 1955-08-04 387.29
-16 2435703 1956-08-17 388.43
-15 2436089 1957-09-07 386.22
-14 2436478 1958-10-01 386.14
-13 2436874 1959-11-01 388.57
-12 2437276 1960-12-07 390.78
-11 2437644 1961-12-10 391.14
-10 2438033 1963-01-03 390.5
-9 2438434 1964-02-08 389.21
-8 2438829 1965-03-09 391.78
-7 2439214 1966-03-29 393.07
-6 2439605 1967-04-24 389.93
-5 2439994 1968-05-17 391.72
-4 2440411 1969-07-08 394.64
-3 2440769 1970-07-01 394.43
-2 2441157 1971-07-24 394.64
-1 2441590 1972-09-29 393.29
0 2441978 1973-10-22 392.43
1 2442363 1974-11-11 395.14
2 2442761 1975-12-14 392.64
3 2443150 1977-01-06 387.43
4 2443524 1978-01-15 387.36
5 2443934 1979-03-01 386.22
6 2444310 1980-03-11 385.22
7 2444682 1981-03-18 388.43
8 2445082 1982-04-22 387.07
9 2445449 1983-04-24 385.28
10 2445855 1984-06-03 387.29
11 2446257 1985-07-10 387.64
12 2446620 1986-07-08 388.64
13 2447018 1987-08-10 387.43
14 2447396 1988-08-22 385.36
15 2447795 1989-09-25 386.14
16 2448177 1990-10-12 387.72
17 2448551 1991-10-21 388.57
18 2448956 1992-11-29 385.43
19 2449327 1993-12-05 383.93
20 2449739 1995-01-21 386.07
21 2450115 1996-02-01 385.07
22 2450472 1997-01-23 388.28
23 2450875 1998-03-02 388.64
24 2451258 1999-03-20 385
25 2451640 2000-04-05 387.86
26 2452079 2001-06-18 388.57
27 2452428 2002-06-02 387.93
28 2452816 2003-06-25 390.57
29 2453201 2004-07-14 386.93
30 2453586 2005-08-03 384.29
31 2453978 2006-08-30 387.36
32 2454388 2007-10-14 387.43
33 2454748 2008-10-08 387.5
34 2455139 2009-11-03 386.36
35 2455528 2010-11-27 382.72
36 2455913 2011-12-17 381.93
37 2456299 2013-01-06 384.93
38 2456674 2014-01-16 386.85
39 2457050 2015-01-27 386.42
40 2457433 2016-02-14 384.29
41 2457843 2017-03-30 387.49
42 2458240 2018-05-01 392.14
43 2458611 2019-05-07 393.22
44 2458981 2020-05-11 391.76
45 2459417 2021-07-21 386.66
46 2459797 2022-08-05 384.61


E Cycle number from the GCVS4 epoch.
O (JD) Julian date at observed time for maximum.
O (Dat) Same as above, expressed as date.
Period Calculated mean period at cycle number E.