Nobeyama Radioheliograph Event 19991216_0321


EventID : 19991216_0321
Keyword : ejections
Observer : KH
1st : 1999-12-16 03:21-03:51
2nd : 1999-12-16 05:01-05:31
Position: N25E90
NOAA Number: --


A surge-like prominence ejection was observed twice at the same region.


17GHz full disk image. FOV of the box is 491" x 491".


Time evolution of the maximum Tb.
The solid line shows Max (R+L) and the dotted line shows Max (R-L).
Data points are plotted every 10 min.


The first ejection.

The second ejection.
Stokes I (R+L) map in the box. The brightness is scaled to the max Tb in each image.
Mpeg movie (10 min. interval)



The eruptive prominence image taken 1999 December 16 at 07:19 UT
with SoHO EIT (He II line). (SDAC home)