
LASCO Activity Report for
April 16, 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
X14 flare from AR 9415
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?
16:30 UT N West Faint loop already in field of view. Backsided?
2001/04/14
00:54 UT S West Very faint slow loops follow ragged outflow
03:54 UT W Limb Wide spray followed by faint front
09:30 UT W Limb Initially bright front fades in C2
17:54 UT W Limb Wide bright front with cavity and core.
Streamer disrupted to S.
21:30 UT S East System of wide bright loop fronts with arcades
23:30 UT N East Narrow bright loop front, with faint extension
over N Pole
2001/04/15
00:30 UT S West Faint wide fan
01:31 UT S West Faint front leads brighter radial features.
Some ragged outflow
09:06 UT N West Faint front. Backsided?
09:30 UT W Limb Narrow bright spray
11:30 UT S West Bright ragged front with cavity and loop core
14:30 UT W Limb Wide fast bright front with cavity and faint core.
X14 flare in AR 9415. Front spans 180 deg by
14:54. Proton event, poor data for next ~12 hrs
20:01 UT S West Ragged front
2001/04/16
00:57 UT S West Brightest feature(s) in gusty outflow
06:15 UT S West Faint spray
06:37 UT N East Large faint blob
Web curator:
K.M.Schenk
NASA Goddard Space Flight Center
Solar Physics Branch / Code 682
Greenbelt, MD 20771