
LASCO Activity Report for
June 21, 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
Additional stray light in C3 images. Reason presently unknown.
Note that the data processing for C3 exaggerates the effect
of this stray light - the actual counts in the raw images are
higher, but not extraordinarily so
2002/06/20
08:30 UT N East Widest and brightest of a sequence of
fairly bright blobs with cavities,
others at 02:54, 05:30
17:30 UT W Limb Ragged front along streamer fades
through C2
22:30 UT S West Extremely faint loop front
2002/06/21
08:30 UT W Limb Another moderately faint ragged front
along streamer, wider and brighter than
previous event, some trailing material
10:06 UT N East Extremely faint ragged front
Web curator:
K.M.Schenk
NASA Goddard Space Flight Center
Solar Physics Branch / Code 682
Greenbelt, MD 20771