Nobeyama Radioheliograph Event 19990125_0055


EventID : 19990125_0055
Observer : K. Hori
Keyword : Flare
Start : 1999-01-25 00:54:27
Peak : 1999-01-25 00:55:06
End : 1999-01-25 01:05:17
Position: N20W41
Maximum Correlation @17GHz (x10^-4) : 895
GOES: M2.6
NOAA Number: 8444


An impulsive very-short-flare occurred at AR#8444 following Type II burst



Full disk image at 17GHz. FOV of the box is 245"x245".


Time evolution in the box.
Color shows the brightness temperature (R+L), normalized to the peak value in each image.
Contour lines represent regions where Tb = [3.5e4,5.e4] K.


Before this flare, Type II burst was detected by HiRAS/CRL related to GOES C3.1 flare at the AR8444.