
LASCO Activity Report for
April 3, 2001 SOHO Science Daily Meeting
Planner: K. Schenk, G. Lawrence
Event times are first frame seen in C2 camera unless otherwise noted.
These are preliminary observations for the daily SOHO science discussions.
Final analysis is reported on the Lasco CME list.
Points Of Interest
Particle event presently obscuring both C2 and C3 field of view.
2001/04/02
01:50 UT E Limb Spray along streamer
07:27 UT E Limb Bright blob to S of 01:50 event
11:26 UT W Limb Wide bright front with complex core. Still in
progress. N and S Pole streamers disrupted.
Borderline partial halo event. X1 in AR 9393.
15:26 UT S East Bright loop fronts emerge slowly along streamer.
Arcades and cross-hatching follow.
22:06 UT W Limb Very fast wide bright front. X17 in AR 9393.
Protons by 00:26, apparent peak around 03:50.
2123 km/s through C2 and C3, deceleration of
91 m/s^2. N and S pole streamers disrupted.
Much prolonged gusty outflow over W limb
C2 Difference movie.
C3 Difference movie.
2001/04/03
02:26 UT N East Narrow faint ragged front rapidly overtaken by ...
03:26 UT E Limb Wide thick bright frontwith cavity and core.
N and S Pole streamers disrupted
05:50 UT S West Wide fan
07:37 UT S East Slow loops open, prominence material emerges.
Web curator:
K.M.Schenk
NASA Goddard Space Flight Center
Solar Physics Branch / Code 682
Greenbelt, MD 20771