5 October 1988 --- Day of Year (DOY): 279

A sequence of images recorded by the SMM Coronagraph showing a coronal mass ejection and eruptive prominence ejected over the southeast limb of the sun. Solar north points toward the upper left corner of each frame.

Loop/cavity with highly structured, inner (prominence) loop/cavity superposed on streamer. Motion in streamer ahead of loop front. Event moves non-radically (equatorward). Deflections in northern streamer.

Event Properties

Start/Stop Times in SMM Coronagraph Field of View: October 05 20:25 to ~02:08
Central Position Angle: 115 degrees
Width (in degrees): 040 degrees
Speed (in km/sec): 342 <--- Cavity
Speed (in km/sec): 332 <--- Inner Loop (prominence)

Image List:

October 5, 1988: 20:23 UT October 5, 1988: 21:24 UT

October 5, 1988: 21:57 UT October 5, 1988: 22:57 UT

October 5, 1988: 23:30 UT October 5, 1988: 4pix

Detailed information on all SMM mass ejections is available in the SMM Catalogue of Coronal Mass Ejections