Nobeyama Radioheliograph Event 19990423_0136

EventID : 19990423_0136
Keyword : Eruption
Observer : K. Hori
Start : 1999-04-23 01:36
End : 1999-04-23 01:56
Position: S22W82
Maximum Correlation @17GHz (x10^-4) : --
Maximum Brightness Temperature @17GHz : 1.5e+04
GOES: --
NOAA Number: 8515?

A plasma cloud ejection (again from AR8515?)
Tb of the ejecta is about 9000 K.


Full disk image at 17GHz (01:46:20UT). FOV of the box is 491" x 491".


Evolution of Stokes I (R+L) map in the box. Individual images are normalized to Tb = 1.5 x 10^4 (K).
Mpeg movie