Hα Flare Observation

1958 - 1991: photographic observations with the Monochromatic Heliograph
CCD observations with the Automatic Flare Patrol Telescope since 1992

Flare List

2000 2001 2002
1992 1993 1994 1995 1996 1997 1998 1999
The files are named "mtflYYMM.txt", where 'YYMM' is the year and month of observation.

Flare Patrol Hours

2000 2001 2002
1992 1993 1994 1995 1996 1997 1998 1999
The files are named "mtphYYMM.txt", where 'YYMM' is the year and month of observation.

Monochromatic Heliograph: Flare Images, Low Resolution (jpg file, 850x525 pixels)

1990 1991 1992
1980 1981 1982 1983 1984 1985 1986 1987 1988 1989
1970 1971 1972 1973 1974 1975 1976 1977 1978 1979
1964 1965 1966 1967 1968 1969
The image orientation is celestial north at the top and west to the right.
The files are named "haYYMMDDhhmm-nnn.jpg", where 'YYMMDD' is the date of observation, 'hhmm' is the JST(=UT+9) time of the flare, and 'nnn' is the serial number of frames.

Monochromatic Heliograph: Flare Images, High Resolution (jpg file, 1700x1050 pixels)

1990 1991 1992
1980 1981 1982 1983 1984 1985 1986 1987 1988 1989
1970 1971 1972 1973 1974 1975 1976 1977 1978 1979
1964 1965 1966 1967 1968 1969
The image orientation is celestial north at the top and west to the right.
The files are named "haYYMMDDhhmm-nnn.jpg", where 'YYMMDD' is the date of observation, 'hhmm' is the JST(=UT+9) time of the flare, and 'nnn' is the serial number of frames.

Flare Event Log (jpg file, 2803x1984 pixels)

1980 1981 1982 1983 1984
1970 1971 1972 1973 1974 1975 1976 1977 1978 1979
1960 1961 1962 1965 1966 1967 1968 1969
1958 1959
The files are named "fcYYMMDDhhmm.jpg", where 'YYMMDD' is the date of observation and 'hhmm' is the time (UT) of the flare.