LASCO Activity Report for
August 23, 2007 SOHO Science Daily Meeting

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

KEYHOLE OPERATIONS:
--------------------
2007/08/12 - 2007/09/10: 26 m keyhole
2007/08/18 - 2007/09/03: 34 m keyhole

- EIT/LASCO will be recorded for most of the keyhole period. 
  At this time, 2 outages are:
  08/20 17:35 - 08/21 23:05 UT (30 hrs)
  08/27 17:30 - 08/30 05:55 UT 

- EIT will go to CCD bakeout between ~ :
  08/26 21:00 - 09/01 09:00 UT. Recovering at ~ 17:00 UT.

- SOHO Stationkeeping (SK) and Momentum Management (MM) on 08/30.
  SOHO Roll to 0 deg on 08/31.
  LASCO safing for this period: 08/29 15:00 - 08/31 20:00 UT
  (or possibly 09/01 15:00 UT -TBC-).

2007/08/20 (Monday)

	17:30 - 24:00 UT	LASCO Data Gap (C2 time).

2007/08/21 (Tuesday)

04:30 UT  N Pole	Diffuse jet-like front toward NNE.

	05:06 - 16:30 UT	LASCO Data Gap (C2 time).

16:54 UT  W Limb	Big ragged loop front already under development after
 			data gap (LE already well past the outer edge of the 
			C2 FOV). Some gusty outflow follows. WIDTH in C3 at
 			17:18 UT (LE at ~ 20 solar radii): ~ 80 deg. 

20:30 UT  N West	Faint expanding loop front. It fades throughout C3.

2007/08/22 (Wednesday)

	  W Limb	Some gusty outflow during the day.

2007/08/23 (Thursday)

	01:06 - 08:30 UT	LASCO Data Gap (C2 time).

11:30 UT  E Limb	Fan-like front.

Last C2 image available by the time of writing:  11:54 UT