Maxima for R Hor
Period: 404.8, Epoch: 2455225
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-109   2411231 1889-08-16 2411102 1889-04-09 129 AnHar, 1937, vol 105, p 459
-105   2412809 1893-12-11 2412721 1893-09-14 88 AnHar, 1909, vol 55, p 95
-104   2413229 1895-02-04 2413126 1894-10-24 103 AnHar, 1909, vol 55, p 95
-103 5.5 2413607 1896-02-17 2413531 1895-12-03 76 SVO
-102   2414024 1897-04-09 2413935 1897-01-10 89 AnHar, 1909, vol 55, p 95
-100 5.7 2414835 1899-06-29 2414745 1899-03-31 90 SVO
-99 4.4 2415210 1900-07-09 2415150 1900-05-10 60 SVO
-98 5.6 2415624 1901-08-27 2415555 1901-06-19 69 SVO
-97   2416030 1902-10-07 2415959 1902-07-28 71 AnHar, 1952, vol 115
-96 4.2 2416401 1903-10-13 2416364 1903-09-06 37 SVO
-95   2416807 1904-11-22 2416769 1904-10-15 38 AnHar, 1909, vol 55, p 95
-94   2417200 1905-12-20 2417174 1905-11-24 26 AnHar, 1952, vol 115
-92 5.4 2417984 1908-02-12 2417983 1908-02-11 1 SVO
-91   2418383 1909-03-17 2418388 1909-03-22 -5 GuL, 1918, 1.1
-89 5.8 2419194 1911-06-06 2419198 1911-06-10 -4 SVO
-88 5.2 2419599 1912-07-15 2419603 1912-07-19 -4 SVO
-87   2420010 1913-08-30 2420007 1913-08-27 3 AnHar, 1952, vol 115
-86   2420400 1914-09-24 2420412 1914-10-06 -12 AnHar, 1952, vol 115
-85 5.7 2420812 1915-11-10 2420817 1915-11-15 -5 SVO
-84   2421214 1916-12-16 2421222 1916-12-24 -8 AnHar, 1952, vol 115, CiUO, 1918, vol 42, p 347
-83   2421618 1918-01-24 2421627 1918-02-02 -9 CiUO, 1918, vol 42, p 347
-82 5.1 2422035 1919-03-17 2422031 1919-03-13 4 SVO
-81 6.6 2422444 1920-04-29 2422436 1920-04-21 8 SVO
-80 5.0 2422836 1921-05-26 2422841 1921-05-31 -5 SVO
-79 6.5 2423260 1922-07-24 2423246 1922-07-10 14 AAVSO
-78 6.3 2423662 1923-08-30 2423651 1923-08-19 11 SVO
-77 6.2 2424057 1924-09-28 2424055 1924-09-26 2 SVO
-76 5.8 2424459 1925-11-04 2424460 1925-11-05 -1 SVO
-75 5.5 2424856 1926-12-06 2424865 1926-12-15 -9 SVO
-74 5.4 2425257 1928-01-11 2425270 1928-01-24 -13 SVO
-73 6.4 2425666 1929-02-23 2425675 1929-03-04 -9 SVO
-72 5.4 2426066 1930-03-30 2426079 1930-04-12 -13 SVO
-71 5.9 2426462 1931-04-30 2426484 1931-05-22 -22 SVO
-70 5.6 2426861 1932-06-02 2426889 1932-06-30 -28 SVO
-69 5.7 2427260 1933-07-06 2427294 1933-08-09 -34 SVO
-68 5.8 2427663 1934-08-13 2427699 1934-09-18 -36 SVO
-67 5.7 2428070 1935-09-24 2428103 1935-10-27 -33 SVO
-66 5.6 2428470 1936-10-28 2428508 1936-12-05 -38 SVO
-65 5.8 2428877 1937-12-09 2428913 1938-01-14 -36 SVO
-64 6.0 2429288 1939-01-24 2429318 1939-02-23 -30 SVO
-63 6.1 2429693 1940-03-04 2429723 1940-04-03 -30 SVO
-62 5.5 2430103 1941-04-18 2430127 1941-05-12 -24 SVO
-61 6.3 2430508 1942-05-28 2430532 1942-06-21 -24 SVO
-60 5.9 2430916 1943-07-10 2430937 1943-07-31 -21 SVO
-59 5.5 2431324 1944-08-21 2431342 1944-09-08 -18 SVO
-58 7.6 2431734 1945-10-05 2431747 1945-10-18 -13 SVO
-57 6.0 2432129 1946-11-04 2432151 1946-11-26 -22 SVO
-56 6.0 2432529 1947-12-09 2432556 1948-01-05 -27 SVO
-55 5.6 2432927 1949-01-10 2432961 1949-02-13 -34 SVO
-54 5.6 2433325 1950-02-12 2433366 1950-03-25 -41 SVO
-53 5.4 2433741 1951-04-04 2433771 1951-05-04 -30 SVO
-52 6.3 2434145 1952-05-12 2434175 1952-06-11 -30 SVO
-51 5.6 2434551 1953-06-22 2434580 1953-07-21 -29 SVO
-50 6.7 2434972 1954-08-17 2434985 1954-08-30 -13 SVO
-49 5.9 2435374 1955-09-23 2435390 1955-10-09 -16 SVO
-48 6.1 2435771 1956-10-24 2435795 1956-11-17 -24 SVO
-47 5.8 2436187 1957-12-14 2436199 1957-12-26 -12 SVO
-46 5.9 2436591 1959-01-22 2436604 1959-02-04 -13 SVO
-45 4.9 2436997 1960-03-03 2437009 1960-03-15 -12 SVO
-44 7.1 2437415 1961-04-25 2437414 1961-04-24 1 SVO
-43 6.2 2437829 1962-06-13 2437819 1962-06-03 10 SVO
-42 6.4 2438240 1963-07-29 2438223 1963-07-12 17 SVO
-41 5.9 2438651 1964-09-12 2438628 1964-08-20 23 SVO
-40 7.0 2439059 1965-10-25 2439033 1965-09-29 26 SVO
-39 5.5 2439462 1966-12-02 2439438 1966-11-08 24 SVO
-38 6.1 2439881 1968-01-25 2439843 1967-12-18 38 SVO
-37 5.2 2440274 1969-02-21 2440247 1969-01-25 27 SVO
-36 6.0 2440690 1970-04-13 2440652 1970-03-06 38 SVO
-35 5.9 2441088 1971-05-16 2441057 1971-04-15 31 SVO
-34 6.3 2441497 1972-06-28 2441462 1972-05-24 35 SVO
-33 5.1 2441892 1973-07-28 2441867 1973-07-03 25 SVO
-32 6.3 2442305 1974-09-14 2442271 1974-08-11 34 SVO
-31 6.2 2442698 1975-10-12 2442676 1975-09-20 22 SVO
-30 6.4 2443095 1976-11-12 2443081 1976-10-29 14 SVO
-29 5.7 2443495 1977-12-17 2443486 1977-12-08 9 SVO
-28 5.9 2443897 1979-01-23 2443891 1979-01-17 6 SVO
-27 5.3 2444285 1980-02-15 2444295 1980-02-25 -10 SVO
-26 5.2 2444670 1981-03-06 2444700 1981-04-05 -30 SVO
-25 6.6 2445078 1982-04-18 2445105 1982-05-15 -27 SVO
-24 6.1 2445473 1983-05-18 2445510 1983-06-24 -37 SVO
-23 5.6 2445864 1984-06-12 2445915 1984-08-02 -51 SVO
-22 5.8 2446274 1985-07-27 2446319 1985-09-10 -45 SVO
-21 6.1 2446674 1986-08-31 2446724 1986-10-20 -50 SVO
-20 6.0 2447082 1987-10-13 2447129 1987-11-29 -47 SVO
-19 5.3 2447488 1988-11-22 2447534 1989-01-07 -46 SVO
-18 5.7 2447901 1990-01-09 2447939 1990-02-16 -38 SVO
-17 6.2 2448318 1991-03-02 2448343 1991-03-27 -25 SVO
-16 5.6 2448729 1992-04-16 2448748 1992-05-05 -19 SVO
-15 5.5 2449139 1993-05-31 2449153 1993-06-14 -14 SVO
-14 5.4 2449541 1994-07-07 2449558 1994-07-24 -17 SVO
-13 5.7 2449956 1995-08-26 2449963 1995-09-02 -7 SVO
-12 6.0 2450359 1996-10-02 2450367 1996-10-10 -8 SVO
-11 5.8 2450762 1997-11-09 2450772 1997-11-19 -10 SVO
-10 5.3 2451170 1998-12-22 2451177 1998-12-29 -7 SVO
-9 6.5 2451583 2000-02-08 2451582 2000-02-07 1 SVO
-8 4.9 2451981 2001-03-12 2451987 2001-03-18 -6 SVO
-7 5.1 2452388 2002-04-23 2452391 2002-04-26 -3 SVO
-6 5.9 2452787 2003-05-27 2452796 2003-06-05 -9 SVO
-5 5.5 2453195 2004-07-08 2453201 2004-07-14 -6 SVO
-4 6.5 2453608 2005-08-25 2453606 2005-08-23 2 SVO
-3 5.8 2454011 2006-10-02 2454011 2006-10-02 0 SVO
-2 5.8 2454419 2007-11-14 2454415 2007-11-10 4 SVO
-1 5.3 2454824 2008-12-23 2454820 2008-12-19 4 SVO
0 6.3 2455230 2010-02-02 2455225 2010-01-28 5 SVO
1 5.7 2455647 2011-03-26 2455630 2011-03-09 17 SVO
2 5.2 2456048 2012-04-30 2456035 2012-04-17 13 SVO
3 6.0 2456458 2013-06-14 2456439 2013-05-26 19 SVO
4 5.2 2456845 2014-07-06 2456844 2014-07-05 1 SVO
5 6.2 2457250 2015-08-15 2457249 2015-08-14 1 SVO
6 5.8 2457652 2016-09-20 2457654 2016-09-22 -2 SVO
7 6.3 2458055 2017-10-28 2458059 2017-11-01 -4 SVO
8 5.7 2458452 2018-11-29 2458463 2018-12-10 -11 SVO
9 5.8 2458849 2019-12-31 2458868 2020-01-19 -19 SVO
10 5.7 2459258 2021-02-12 2459273 2021-02-27 -15 SVO
11   2459665 2022-03-26 2459678 2022-04-08 -13 SVO
12 5.6 2460055 2023-04-20 2460083 2023-05-18 -28 SVO
13 5.0 2460444 2024-05-13 2460487 2024-06-25 -43 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.