
LASCO Activity Report for
April 13, 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
Proton fluxes in C2 and C3 still raised following yesterday's
X2 flare from AR 9415
2001/04/12
06:30 UT S East Narrow loop front along faint streamer
10:31 UT HALO Wide bright front in S and S West is full halo
CME in C2 by 11:30. Bright from PA 245 to 325,
faint elsewhere. X2.0 flare in AR 9415. 912 km/s
through C2 and C3, decelerating. Some gusty
outflow over W limb follows
C2 Running Difference movie.
C3 Running Difference movie.
16:30 UT W Limb Large faint blob, several others follow from
same vicinity
16:54 UT S West Faint ragged fan along faint streamer
2001/04/13
02:06 UT S West Narrow jet
04:54 UT N West Ragged front with cavity and faint loop core
06:06 UT S West Very faint large slow loop, backsided?
10:54 - 13:00 UT Temporary data gap
Web curator:
K.M.Schenk
NASA Goddard Space Flight Center
Solar Physics Branch / Code 682
Greenbelt, MD 20771