CME 19990424

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Table 1 - General Information

Tutorials: UVCS CME Observations pdf / html
UVCS CME Catalog Pages html

CME ID
 Time (UT)
 PA (deg)
 Speed (km/sec)
 Acceleration (m/sec2)
 Mass (g)
 Type II RB
X Flare
19990424.133115.p321s
 13:31
 Halo
 1495
 37.1
1.5e+16*
 No
 No


Table 2 - UVCS Observation Sequence

FITS filename
 PA (deg)
 T i (UT)
 Tf (UT)
 Height (Rsun)
 Slit W. (arcsec)
 Exp. Time (sec)
d99.04.24.13:45:41.ovi.dat
 225
 13:46:34
 13:53:14
 1.50
 28
 200


13:53:58
 14:00:38
 1.60
 28
 200


14:01:28
 14:10:28
 1.70
 28
 180


14:12:33
 14:21:33
 1.90
 28
 180


14:23:32
 14:35:32
 2.10
 28
 180


14:37:45
 14:52:45
 2.50
 28
 180


14:55:48
 15:17:48
 3.00
 28
 200

UVCS Slit Position

MOVIE of UVCS Slit on LASCO Images

Table 3 - UVCS Observation Wavelength Range

FITS filename
 Wave Min (A)
 Wave Max (A)
d99.04.24.13:45:41.ovi.dat
 1023.20
 1043.80

980.400
 993.400

1208.70
 1220.60

975.800
 979.200

1221.80
 1224.90


Table 4 - UV Properties

First Obs. Max blue-shift (km/sec) Max red-shift (km/sec) Detected at (Rsun) Lines
1999/04/23 14:37? 0 0 1.43, 1.67, 1.9, 2.6, 3.1 HILya1216

Images

Plots and more

Broadened profile at bottom of slit (toward north).


Interpretation

Front No
Void No
Shock No
Current Sheet No
Prominence No
Flare O VI No
Leg ?
Helix No

Comments

Broadened profile in LyA seen at several heights. May be caused by bulk motion.

Last Update Tue May 19 14:01:59 2009