Maxima for R Lib
Period: 242.05, Epoch: 2439245.5
AAVSO offset: 5

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-163   2399799 1858-04-29 2399791 1858-04-21 8 AnHar, 1909, vol 55, p 95
-160   2400525 1860-04-24 2400517 1860-04-16 8 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-157   2401235 1862-04-04 2401243 1862-04-12 -8 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-155   2401736 1863-08-18 2401728 1863-08-10 8 GuL, 1920, 1.2
-154   2401973 1864-04-11 2401970 1864-04-08 3 GuL, 1920, 1.2
-152   2402461 1865-08-12 2402454 1865-08-05 7 GuL, 1920, 1.2
-151   2402697 1866-04-05 2402696 1866-04-04 1 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-148   2403422 1868-03-30 2403422 1868-03-30 0 AnHar, 1909, vol 55, p 95
-145   2404152 1870-03-30 2404148 1870-03-26 4 VeBam, 1931, vol 3, p 1
-142   2404884 1872-03-31 2404874 1872-03-21 10 GuL, 1920, 1.2, VeBam, 1931, vol 3, p 1
-133   2407083 1878-04-08 2407053 1878-03-09 30 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-131   2407553 1879-07-22 2407537 1879-07-06 16 GuL, 1920, 1.2
-130   2407793 1880-03-18 2407779 1880-03-04 14 GuL, 1920, 1.2
-107   2413382 1895-07-07 2413346 1895-06-01 36 AnHar, 1909, vol 55, p 95
-104   2414097 1897-06-21 2414072 1897-05-27 25 AnHar, 1909, vol 55, p 95
-103   2414345 1898-02-24 2414314 1898-01-24 31 GuL, 1920, 1.2, AnHar, 1909, vol 55, p 95
-101   2414827 1899-06-21 2414798 1899-05-23 29 AnHar, 1909, vol 55, p 95
-98   2415533 1901-05-28 2415524 1901-05-19 9 AnHar, 1909, vol 55, p 95
-95   2416273 1903-06-07 2416251 1903-05-16 22 AnHar, 1909, vol 55, p 95
-92 10.0 2416993 1905-05-27 2416977 1905-05-11 16 AAVSO
-91   2417260 1906-02-18 2417219 1906-01-08 41 AAVSO
-89 10.0 2417756 1907-06-29 2417703 1907-05-07 53 AAVSO
-80   2419886 1913-04-28 2419881 1913-04-23 5 AAVSO
-75 10.0 2421115 1916-09-08 2421092 1916-08-16 23 AAVSO
-74   2421358 1917-05-09 2421334 1917-04-15 24 AAVSO
-72   2421850 1918-09-13 2421818 1918-08-12 32 AAVSO
-71   2422064 1919-04-15 2422060 1919-04-11 4 AAVSO
-70   2422319 1919-12-26 2422302 1919-12-09 17 AAVSO
-69   2422560 1920-08-23 2422544 1920-08-07 16 AAVSO
-68   2422806 1921-04-26 2422786 1921-04-06 20 AAVSO
-67   2423054 1921-12-30 2423028 1921-12-04 26 AAVSO
-66 10.2 2423271 1922-08-04 2423270 1922-08-03 1 AAVSO
-65 11.0 2423523 1923-04-13 2423512 1923-04-02 11 AAVSO
-63 10.0 2423992 1924-07-25 2423996 1924-07-29 -4 SVO
-62 10.1 2424248 1925-04-07 2424238 1925-03-28 10 AAVSO
-60   2424720 1926-07-23 2424722 1926-07-25 -2 AAVSO
-57 10.8 2425446 1928-07-18 2425449 1928-07-21 -3 AAVSO
-56 10.2 2425680 1929-03-09 2425691 1929-03-20 -11 SVO
-55   2425947 1929-12-01 2425933 1929-11-17 14 AAVSO
-54 10.1 2426174 1930-07-16 2426175 1930-07-17 -1 SVO
-53 10.8 2426425 1931-03-24 2426417 1931-03-16 8 AAVSO
-51 11.5 2426905 1932-07-16 2426901 1932-07-12 4 SVO
-50 10.5 2427146 1933-03-14 2427143 1933-03-11 3 AAVSO
-48 10.3 2427622 1934-07-03 2427627 1934-07-08 -5 SVO
-47   2427876 1935-03-14 2427869 1935-03-07 7 AAVSO
-45 9.5 2428358 1936-07-08 2428353 1936-07-03 5 AAVSO
-44 10.0 2428614 1937-03-21 2428595 1937-03-02 19 AAVSO
-42 10.5 2429091 1938-07-11 2429079 1938-06-29 12 SVO
-41   2429339 1939-03-16 2429321 1939-02-26 18 AAVSO
-39   2429806 1940-06-25 2429805 1940-06-24 1 AAVSO
-38 10.0 2430068 1941-03-14 2430048 1941-02-22 20 AAVSO
-36 10.8 2430548 1942-07-07 2430532 1942-06-21 16 AAVSO
-33 10.2 2431268 1944-06-26 2431258 1944-06-16 10 AAVSO
-30 10.5 2432006 1946-07-04 2431984 1946-06-12 22 AAVSO
-27   2432723 1948-06-20 2432710 1948-06-07 13 AAVSO
-26 10.2 2432962 1949-02-14 2432952 1949-02-04 10 AAVSO
-25   2433181 1949-09-21 2433194 1949-10-04 -13 AAVSO
-24 11.5 2433443 1950-06-10 2433436 1950-06-03 7 AAVSO
-23 9.8 2433669 1951-01-22 2433678 1951-01-31 -9 AAVSO
-22 11.0 2433910 1951-09-20 2433920 1951-09-30 -10 AAVSO
-21 10.8 2434155 1952-05-22 2434162 1952-05-29 -7 AAVSO
-20 10.5 2434395 1953-01-17 2434404 1953-01-26 -9 AAVSO
-19 10.5 2434636 1953-09-15 2434646 1953-09-25 -10 AAVSO
-18 12.0 2434903 1954-06-09 2434889 1954-05-26 14 AAVSO
-17 11.2 2435116 1955-01-08 2435131 1955-01-23 -15 AAVSO
-16 10.7 2435361 1955-09-10 2435373 1955-09-22 -12 SVO
-15 10.3 2435597 1956-05-03 2435615 1956-05-21 -18 SVO
-14 10.7 2435840 1957-01-01 2435857 1957-01-18 -17 AAVSO
-13 11.0 2436085 1957-09-03 2436099 1957-09-17 -14 AAVSO
-12 10.8 2436317 1958-04-23 2436341 1958-05-17 -24 AAVSO
-11 10.9 2436556 1958-12-18 2436583 1959-01-14 -27 AAVSO
-10 10.3 2436804 1959-08-23 2436825 1959-09-13 -21 AAVSO
-9 12.9 2437039 1960-04-14 2437067 1960-05-12 -28 AAVSO
-8   2437282 1960-12-13 2437309 1961-01-09 -27 AAVSO
-7 11.0 2437520 1961-08-08 2437551 1961-09-08 -31 AAVSO
-6 10.9 2437762 1962-04-07 2437793 1962-05-08 -31 SVO
-5   2438005 1962-12-06 2438035 1963-01-05 -30 AAVSO
-4 10.6 2438246 1963-08-04 2438277 1963-09-04 -31 AAVSO
-3 11.2 2438479 1964-03-24 2438519 1964-05-03 -40 AAVSO
-2   2438728 1964-11-28 2438761 1964-12-31 -33 AAVSO
-1 10.2 2438971 1965-07-29 2439003 1965-08-30 -32 AAVSO
0 10.9 2439215 1966-03-30 2439245 1966-04-29 -30 AAVSO
1   2439451 1966-11-21 2439488 1966-12-28 -37 AAVSO
2 10.4 2439691 1967-07-19 2439730 1967-08-27 -39 SVO
3 11.4 2439935 1968-03-19 2439972 1968-04-25 -37 AAVSO
4   2440175 1968-11-14 2440214 1968-12-23 -39 AAVSO
5 10.7 2440415 1969-07-12 2440456 1969-08-22 -41 AAVSO
6 10.5 2440661 1970-03-15 2440698 1970-04-21 -37 AAVSO
7   2440906 1970-11-15 2440940 1970-12-19 -34 AAVSO
8 10.4 2441133 1971-06-30 2441182 1971-08-18 -49 SVO
9 11.0 2441386 1972-03-09 2441424 1972-04-16 -38 AAVSO
10   2441626 1972-11-04 2441666 1972-12-14 -40 AAVSO
11 10.5 2441871 1973-07-07 2441908 1973-08-13 -37 SVO
12 10.9 2442106 1974-02-27 2442150 1974-04-12 -44 AAVSO
13   2442354 1974-11-02 2442392 1974-12-10 -38 AAVSO
14 11.0 2442590 1975-06-26 2442634 1975-08-09 -44 SVO
15 10.4 2442838 1976-02-29 2442876 1976-04-07 -38 AAVSO
16 12.6 2443073 1976-10-21 2443118 1976-12-05 -45 AAVSO
17 10.1 2443327 1977-07-02 2443360 1977-08-04 -33 SVO
18 10.5 2443564 1978-02-24 2443602 1978-04-03 -38 AAVSO
19 12.2 2443806 1978-10-24 2443844 1978-12-01 -38 AAVSO
20 10.3 2444047 1979-06-22 2444086 1979-07-31 -39 SVO
21 11.6 2444290 1980-02-20 2444329 1980-03-30 -39 AAVSO
22 11.5 2444529 1980-10-16 2444571 1980-11-27 -42 AAVSO
23 10.7 2444771 1981-06-15 2444813 1981-07-27 -42 SVO
24 10.9 2445011 1982-02-10 2445055 1982-03-26 -44 AAVSO
25 11.4 2445256 1982-10-13 2445297 1982-11-23 -41 AAVSO
26 11.1 2445498 1983-06-12 2445539 1983-07-23 -41 SVO
27 10.3 2445734 1984-02-03 2445781 1984-03-21 -47 AAVSO
28 10.2 2445977 1984-10-03 2446023 1984-11-18 -46 AAVSO
29 11.3 2446240 1985-06-23 2446265 1985-07-18 -25 SVO
30 11.1 2446479 1986-02-17 2446507 1986-03-17 -28 AAVSO
31 11.8 2446725 1986-10-21 2446749 1986-11-14 -24 AAVSO
32 10.9 2446976 1987-06-29 2446991 1987-07-14 -15 SVO
33 10.8 2447227 1988-03-06 2447233 1988-03-12 -6 SVO
34   2447465 1988-10-30 2447475 1988-11-09 -10 AAVSO
35 10.8 2447710 1989-07-02 2447717 1989-07-09 -7 SVO
36 10.7 2447959 1990-03-08 2447959 1990-03-08 0 SVO
37   2448194 1990-10-29 2448201 1990-11-05 -7 AAVSO
38 10.4 2448420 1991-06-12 2448443 1991-07-05 -23 SVO
39   2448671 1992-02-18 2448685 1992-03-03 -14 AAVSO
40   2448910 1992-10-14 2448928 1992-11-01 -18 AAVSO
41 10.6 2449159 1993-06-20 2449170 1993-07-01 -11 SVO
42 10.6 2449398 1994-02-14 2449412 1994-02-28 -14 SVO
43   2449636 1994-10-10 2449654 1994-10-28 -18 AAVSO
44 10.5 2449892 1995-06-23 2449896 1995-06-27 -4 SVO
45 10.6 2450136 1996-02-22 2450138 1996-02-24 -2 SVO
46   2450375 1996-10-18 2450380 1996-10-23 -5 AAVSO
47 10.8 2450623 1997-06-23 2450622 1997-06-22 1 SVO
48   2450865 1998-02-20 2450864 1998-02-19 1 AAVSO
49   2451108 1998-10-21 2451106 1998-10-19 2 AAVSO
50 10.4 2451361 1999-07-01 2451348 1999-06-18 13 SVO
51 11.2 2451603 2000-02-28 2451590 2000-02-15 13 SVO
52   2451840 2000-10-22 2451832 2000-10-14 8 AAVSO
53 10.8 2452094 2001-07-03 2452074 2001-06-13 20 SVO
54   2452326 2002-02-20 2452316 2002-02-10 10 AAVSO
55   2452580 2002-11-01 2452558 2002-10-10 22 AAVSO
56 11.1 2452826 2003-07-05 2452800 2003-06-09 26 SVO
57 10.7 2453063 2004-02-27 2453042 2004-02-06 21 SVO
58   2453321 2004-11-11 2453284 2004-10-05 37 AAVSO
59 11.0 2453565 2005-07-13 2453526 2005-06-04 39 SVO
60 10.8 2453806 2006-03-11 2453769 2006-02-02 37 SVO
61   2454035 2006-10-26 2454011 2006-10-02 24 AAVSO
62 11.4 2454294 2007-07-12 2454253 2007-06-01 41 SVO
63 10.9 2454531 2008-03-05 2454495 2008-01-29 36 SVO
64   2454769 2008-10-29 2454737 2008-09-27 32 AAVSO
65 10.6 2455017 2009-07-04 2454979 2009-05-27 38 SVO
66 10.8 2455255 2010-02-27 2455221 2010-01-24 34 SVO
67 10.5 2455493 2010-10-23 2455463 2010-09-23 30 AAVSO
68 11.0 2455741 2011-06-28 2455705 2011-05-23 36 SVO
69 10.7 2455982 2012-02-24 2455947 2012-01-20 35 SVO
70   2456222 2012-10-21 2456189 2012-09-18 33 AAVSO
71 11.3 2456473 2013-06-29 2456431 2013-05-18 42 AAVSO
72 11.1 2456716 2014-02-27 2456673 2014-01-15 43 AAVSO
73   2456958 2014-10-27 2456915 2014-09-14 43 AAVSO
74 10.8 2457200 2015-06-26 2457157 2015-05-14 43 SVO
75 11.3 2457446 2016-02-27 2457399 2016-01-11 47 SVO
76 11.4 2457673 2016-10-11 2457641 2016-09-09 32 AAVSO
77 10.9 2457923 2017-06-18 2457883 2017-05-09 40 SVO
78 11.1 2458160 2018-02-10 2458125 2018-01-06 35 SVO
79   2458400 2018-10-08 2458367 2018-09-05 33 SVO
80 11.0 2458653 2019-06-18 2458610 2019-05-06 43 SVO
81 11.5 2458890 2020-02-10 2458852 2020-01-03 38 SVO
82   2459125 2020-10-02 2459094 2020-09-01 31 SVO
83 10.7 2459362 2021-05-27 2459336 2021-05-01 26 SVO
84   2459610 2022-01-30 2459578 2021-12-29 32 SVO
85   2459850 2022-09-27 2459820 2022-08-28 30 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.