
LASCO Activity Report for
April 23, 2002 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.
An archive of these reports is available.
Points Of Interest
Data still degraded as a result of ongoing proton storm.
Image cadences and exposure times somewhat disrupted.
2002/04/22
00:38 UT S West Similar event to previous but slightly slower
01:18 UT S West Ragged front, slower and narrower than
previous events
12:10 UT S West Narrow ragged front along streamer,
some gusty outflow
20:10 UT S West Another ragged front, slower and wider
than previous event with small cavity
2002/04/23
00:50 UT S Pole Bright loop front, wider and faster than
two previous events, cavity follows
02:17 UT S East Initially bright well-defined loop front
fills quadrant by 03:44. Relatively slow
Web curator:
K.M.Schenk
NASA Goddard Space Flight Center
Solar Physics Branch / Code 682
Greenbelt, MD 20771