
LASCO Activity Report for
April 27, 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
SOHO-310(?) discovered M. Boschat in C3 2001/04/26 at 12:42 at
approx 13Rs, at PA 144
Mercury presently in C3's field of view, moving right to left
Details of C3 transits are available at D. Biesecker's
SOHO comet website.
2001/04/26
01:54 UT N East Loop front bright in centre over streamer,
fades through C2
08:30 UT N West Ragged asymmetric front, brightest and fastest
over W. Cavity and core.
12:30 UT HALO Complex multipart event presently in progress.
Bright front/fronts from S East over N Pole,
and from N Pole to W Limb. Fainter extensions
around rest of occulting disk. M7.8 flare in
AR 9433. 918 km/s.
C3 Running Difference movie.
13:30 UT W Limb Bright ragged front with cavity and arcades
22:30 UT E Limb Multiple-loop front with arcades and cross-hatching
2001/04/27
01:31 UT W Limb Bright blob/ragged front
03:54 UT N West Faint loop front
09:30 UT S East Faint loop front
Web curator:
K.M.Schenk
NASA Goddard Space Flight Center
Solar Physics Branch / Code 682
Greenbelt, MD 20771