SMM C/P CME Event

30 January 1989 --- Day of Year (DOY): 030

A coronal mass ejection over the northwest limb of the sun as seen by the SMM Coronagraph. Solar north is toward the upper left corner in each image.

Event Description

Dimpled loop/cavity with beautiful, structured, knotty, inner (prominence) loop/cavity superposed on rays and streamer. Deflections. Region is disrupted.

Event Properties

Start/Stop Times in SMM Coronagraph Field of View: January 30, 02:11 to ~03:44
Central Position Angle: 304 degrees
Width (in degrees): 062 degrees
Speed (in km/sec): 1055 <--- Outer Loop
Speed (in km/sec): 787 <--- Inner Loop (prominence)

Image List:

January 30, 1989: 02:11 UT

January 30, 1989: 02:27 UT

January 30, 1989: 03:00 UT January 30, 1989: 03:44 UT

January 30, 1989: 4 pictures January 30, 1989: 4 subtraction pictures

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