Maxima for R Ret
Period: 281, Epoch: 2454517
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E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-189   2401907 1864-02-05 2401408 1862-09-24 499 PLPla, 1950, vol 26, p 5
-185   2403019 1867-02-21 2402532 1865-10-22 487 GuL, 1918, 1.1, PLPla, 1950, vol 26, p 5
-184   2403306 1867-12-05 2402813 1866-07-30 493 GuL, 1918, 1.1
-180   2404398 1870-12-01 2403937 1869-08-27 461 GuL, 1918, 1.1
-176   2405544 1874-01-20 2405061 1872-09-24 483 GuL, 1918, 1.1, AnHar, 1909, vol 55, p 95
-171   2406930 1877-11-06 2406466 1876-07-30 464 AnHar, 1909, vol 55, p 95
-152   2412265 1892-06-15 2411805 1891-03-13 460 AnHar, 1909, vol 55, p 95
-150   2412815 1893-12-17 2412367 1892-09-25 448 SVO
-149 7.2 2413088 1894-09-16 2412648 1893-07-03 440 SVO
-148   2413375 1895-06-30 2412929 1894-04-10 446 SVO
-147 7.4 2413648 1896-03-29 2413210 1895-01-16 438 SVO
-143 7.6 2414748 1899-04-03 2414334 1898-02-13 414 SVO
-142 7.4 2415024 1900-01-04 2414615 1898-11-21 409 SVO
-141 6.8 2415300 1900-10-07 2414896 1899-08-29 404 SVO
-140 6.6 2415569 1901-07-03 2415177 1900-06-06 392 SVO
-139 7.0 2415843 1902-04-03 2415458 1901-03-14 385 SVO
-138 6.7 2416117 1903-01-02 2415739 1901-12-20 378 SVO
-137 7.1 2416399 1903-10-11 2416020 1902-09-27 379 SVO
-136 7.1 2416672 1904-07-10 2416301 1903-07-05 371 SVO
-135   2416951 1905-04-15 2416582 1904-04-11 369 BHarO, 1926, no 841, p 9
-134   2417225 1906-01-14 2416863 1905-01-17 362 AnHar, 1952, vol 115, BHarO, 1926, no 841, p 9
-133   2417508 1906-10-24 2417144 1905-10-25 364 AnHar, 1952, vol 115, BHarO, 1926, no 841, p 9
-132 6.8 2417788 1907-07-31 2417425 1906-08-02 363 SVO
-131 7.2 2418073 1908-05-11 2417706 1907-05-10 367 SVO
-130   2418346 1909-02-08 2417987 1908-02-15 359 BHarO, 1926, no 841, p 9
-129   2418613 1909-11-02 2418268 1908-11-22 345 AnHar, 1952, vol 115, BHarO, 1926, no 841, p 9
-128 6.8 2418899 1910-08-15 2418549 1909-08-30 350 SVO
-127 7.5 2419182 1911-05-25 2418830 1910-06-07 352 SVO
-126 7.3 2419473 1912-03-11 2419111 1911-03-15 362 SVO
-125 7.6 2419728 1912-11-21 2419392 1911-12-21 336 SVO
-121 6.9 2420848 1915-12-16 2420516 1915-01-18 332 SVO
-118   2421658 1918-03-05 2421359 1917-05-10 299 BHarO, 1926, no 841, p 9
-117 7.3 2421940 1918-12-12 2421640 1918-02-15 300 SVO
-116 7.7 2422213 1919-09-11 2421921 1918-11-23 292 SVO
-115 7.6 2422483 1920-06-07 2422202 1919-08-31 281 SVO
-114 7.7 2422762 1921-03-13 2422483 1920-06-07 279 SVO
-113 8.0 2423042 1921-12-18 2422764 1921-03-15 278 SVO
-112 7.2 2423334 1922-10-06 2423045 1921-12-21 289 AAVSO
-111 8.2 2423594 1923-06-23 2423326 1922-09-28 268 SVO
-110 7.5 2423870 1924-03-25 2423607 1923-07-06 263 SVO
-109 7.4 2424147 1924-12-27 2423888 1924-04-12 259 SVO
-108 7.8 2424422 1925-09-28 2424169 1925-01-18 253 SVO
-107 8.1 2424704 1926-07-07 2424450 1925-10-26 254 SVO
-106 7.1 2424975 1927-04-04 2424731 1926-08-03 244 SVO
-105 7.8 2425255 1928-01-09 2425012 1927-05-11 243 SVO
-104 7.9 2425538 1928-10-18 2425293 1928-02-16 245 SVO
-103 7.3 2425812 1929-07-19 2425574 1928-11-23 238 SVO
-102 8.2 2426100 1930-05-03 2425855 1929-08-31 245 SVO
-101 7.5 2426374 1931-02-01 2426136 1930-06-08 238 SVO
-100 7.5 2426654 1931-11-08 2426417 1931-03-16 237 SVO
-99 7.8 2426931 1932-08-11 2426698 1931-12-22 233 SVO
-98 7.5 2427213 1933-05-20 2426979 1932-09-28 234 SVO
-97 7.5 2427486 1934-02-17 2427260 1933-07-06 226 SVO
-96 7.7 2427767 1934-11-25 2427541 1934-04-13 226 SVO
-95 7.5 2428049 1935-09-03 2427822 1935-01-19 227 SVO
-94 8.5 2428332 1936-06-12 2428103 1935-10-27 229 SVO
-93 7.6 2428606 1937-03-13 2428384 1936-08-03 222 SVO
-92 7.9 2428891 1937-12-23 2428665 1937-05-11 226 SVO
-91 8.0 2429173 1938-10-01 2428946 1938-02-16 227 SVO
-90 7.5 2429443 1939-06-28 2429227 1938-11-24 216 SVO
-89 7.2 2429722 1940-04-02 2429508 1939-09-01 214 SVO
-88 7.9 2430008 1941-01-13 2429789 1940-06-08 219 SVO
-87 7.9 2430288 1941-10-20 2430070 1941-03-16 218 SVO
-86 7.7 2430559 1942-07-18 2430351 1941-12-22 208 SVO
-85 7.9 2430841 1943-04-26 2430632 1942-09-29 209 SVO
-84 7.3 2431119 1944-01-29 2430913 1943-07-07 206 SVO
-83 7.8 2431396 1944-11-01 2431194 1944-04-13 202 SVO
-82 8.0 2431677 1945-08-09 2431475 1945-01-19 202 SVO
-81 7.2 2431949 1946-05-08 2431756 1945-10-27 193 SVO
-80 7.8 2432228 1947-02-11 2432037 1946-08-04 191 SVO
-79 7.8 2432513 1947-11-23 2432318 1947-05-12 195 SVO
-78 8.6 2432799 1948-09-04 2432599 1948-02-17 200 SVO
-77 7.6 2433076 1949-06-08 2432880 1948-11-24 196 SVO
-76 8.3 2433358 1950-03-17 2433161 1949-09-01 197 SVO
-75 7.1 2433630 1950-12-14 2433442 1950-06-09 188 SVO
-74 8.7 2433908 1951-09-18 2433723 1951-03-17 185 SVO
-73 7.9 2434192 1952-06-28 2434004 1951-12-23 188 SVO
-72 9.0 2434476 1953-04-08 2434285 1952-09-29 191 SVO
-71 7.8 2434749 1954-01-06 2434566 1953-07-07 183 SVO
-70 8.2 2435028 1954-10-12 2434847 1954-04-14 181 SVO
-69 7.2 2435290 1955-07-01 2435128 1955-01-20 162 SVO
-68 9.4 2435582 1956-04-18 2435409 1955-10-28 173 SVO
-67 8.4 2435856 1957-01-17 2435690 1956-08-04 166 SVO
-66 8.6 2436137 1957-10-25 2435971 1957-05-12 166 SVO
-65 8.0 2436418 1958-08-02 2436252 1958-02-17 166 SVO
-64 8.1 2436702 1959-05-13 2436533 1958-11-25 169 SVO
-63 7.8 2436972 1960-02-07 2436814 1959-09-02 158 SVO
-62 7.6 2437245 1960-11-06 2437095 1960-06-09 150 SVO
-61 8.4 2437533 1961-08-21 2437376 1961-03-17 157 SVO
-60 7.7 2437807 1962-05-22 2437657 1961-12-23 150 SVO
-59 7.6 2438089 1963-02-28 2437938 1962-09-30 151 SVO
-58 7.4 2438366 1963-12-02 2438219 1963-07-08 147 SVO
-57 8.3 2438651 1964-09-12 2438500 1964-04-14 151 SVO
-56 8.3 2438926 1965-06-14 2438781 1965-01-20 145 SVO
-55 7.3 2439196 1966-03-11 2439062 1965-10-28 134 SVO
-54 8.5 2439485 1966-12-25 2439343 1966-08-05 142 SVO
-53 8.0 2439754 1967-09-20 2439624 1967-05-13 130 SVO
-52 8.2 2440035 1968-06-27 2439905 1968-02-18 130 SVO
-51 6.9 2440305 1969-03-24 2440186 1968-11-25 119 SVO
-50 8.2 2440586 1969-12-30 2440467 1969-09-02 119 SVO
-49 8.3 2440867 1970-10-07 2440748 1970-06-10 119 SVO
-48 7.7 2441143 1971-07-10 2441029 1971-03-18 114 SVO
-47 7.6 2441418 1972-04-10 2441310 1971-12-24 108 SVO
-46 7.9 2441703 1973-01-20 2441591 1972-09-30 112 SVO
-45 7.3 2441971 1973-10-15 2441872 1973-07-08 99 SVO
-44 7.3 2442244 1974-07-15 2442153 1974-04-15 91 SVO
-43 7.7 2442528 1975-04-25 2442434 1975-01-21 94 SVO
-42 8.4 2442809 1976-01-31 2442715 1975-10-29 94 SVO
-41 8.1 2443090 1976-11-07 2442996 1976-08-05 94 SVO
-40 7.7 2443364 1977-08-08 2443277 1977-05-13 87 SVO
-39 7.5 2443639 1978-05-10 2443558 1978-02-18 81 SVO
-38 7.4 2443914 1979-02-09 2443839 1978-11-26 75 SVO
-37 7.5 2444187 1979-11-09 2444120 1979-09-03 67 SVO
-36 8.5 2444472 1980-08-20 2444401 1980-06-10 71 SVO
-35 8.3 2444746 1981-05-21 2444682 1981-03-18 64 SVO
-34 7.7 2445029 1982-02-28 2444963 1981-12-24 66 SVO
-33 7.7 2445308 1982-12-04 2445244 1982-10-01 64 SVO
-32 7.6 2445584 1983-09-06 2445525 1983-07-09 59 SVO
-31 7.5 2445858 1984-06-06 2445806 1984-04-15 52 SVO
-30 8.4 2446145 1985-03-20 2446087 1985-01-21 58 SVO
-29 7.9 2446425 1985-12-25 2446368 1985-10-29 57 SVO
-28 7.7 2446704 1986-09-30 2446649 1986-08-06 55 SVO
-27 7.6 2446977 1987-06-30 2446930 1987-05-14 47 SVO
-26 8.0 2447258 1988-04-06 2447211 1988-02-19 47 SVO
-25 7.7 2447548 1989-01-21 2447492 1988-11-26 56 SVO
-24 7.7 2447815 1989-10-15 2447773 1989-09-03 42 SVO
-23 7.2 2448085 1990-07-12 2448054 1990-06-11 31 SVO
-22 7.8 2448364 1991-04-17 2448335 1991-03-19 29 SVO
-21 8.0 2448645 1992-01-23 2448616 1991-12-25 29 SVO
-20 7.5 2448922 1992-10-26 2448897 1992-10-01 25 SVO
-19 7.4 2449188 1993-07-19 2449178 1993-07-09 10 SVO
-18 7.4 2449461 1994-04-18 2449459 1994-04-16 2 SVO
-17 7.5 2449743 1995-01-25 2449740 1995-01-22 3 SVO
-16 7.9 2450027 1995-11-05 2450021 1995-10-30 6 SVO
-15 8.0 2450307 1996-08-11 2450302 1996-08-06 5 SVO
-14 7.2 2450589 1997-05-20 2450583 1997-05-14 6 SVO
-13 8.2 2450866 1998-02-21 2450864 1998-02-19 2 SVO
-12 7.2 2451135 1998-11-17 2451145 1998-11-27 -10 SVO
-11 7.6 2451416 1999-08-25 2451426 1999-09-04 -10 SVO
-10 7.6 2451705 2000-06-09 2451707 2000-06-11 -2 SVO
-9 8.1 2451988 2001-03-19 2451988 2001-03-19 0 SVO
-8 7.1 2452271 2001-12-27 2452269 2001-12-25 2 SVO
-7 8.5 2452555 2002-10-07 2452550 2002-10-02 5 SVO
-6 7.8 2452840 2003-07-19 2452831 2003-07-10 9 SVO
-5 8.1 2453117 2004-04-21 2453112 2004-04-16 5 SVO
-4 6.8 2453390 2005-01-19 2453393 2005-01-22 -3 SVO
-3 8.0 2453675 2005-10-31 2453674 2005-10-30 1 SVO
-2 7.8 2453957 2006-08-09 2453955 2006-08-07 2 SVO
-1 7.9 2454241 2007-05-20 2454236 2007-05-15 5 SVO
0 7.3 2454528 2008-03-02 2454517 2008-02-20 11 SVO
1 7.5 2454806 2008-12-05 2454798 2008-11-27 8 SVO
2 7.0 2455086 2009-09-11 2455079 2009-09-04 7 SVO
3 7.6 2455356 2010-06-08 2455360 2010-06-12 -4 AAVSO
4 7.1 2455646 2011-03-25 2455641 2011-03-20 5 SVO
5 7.5 2455931 2012-01-04 2455922 2011-12-26 9 SVO
6 7.6 2456216 2012-10-15 2456203 2012-10-02 13 SVO
7 8.2 2456497 2013-07-23 2456484 2013-07-10 13 AAVSO
8 7.8 2456773 2014-04-25 2456765 2014-04-17 8 SVO
9 7.7 2457051 2015-01-28 2457046 2015-01-23 5 SVO
10 7.4 2457334 2015-11-07 2457327 2015-10-31 7 SVO
11 7.7 2457617 2016-08-16 2457608 2016-08-07 9 SVO
12 7.6 2457882 2017-05-08 2457889 2017-05-15 -7 SVO
13 7.5 2458163 2018-02-13 2458170 2018-02-20 -7 SVO
14 7.6 2458451 2018-11-28 2458451 2018-11-28 0 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.