CME 19990508

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Table 1 - General Information

CME ID
 Time (UT)
 PA (deg)
 Speed (km/sec)
 Acceleration (m/sec2)
 Mass (g)
 Type II RB
X Flare
19990508.015005.p278g
 01:50
 281
 569
 13.1*
 1.0e+15
No
 Yes


Table 2 - UVCS Observation Sequence

FITS filename
 PA (deg)
 T i (UT)
 Tf (UT)
 Height (Rsun)
 Slit W. (arcsec)
 Exp. Time (sec)
d99.05.08.01:44:31.ovi.dat
 270
 01:45:02
 01:51:42
 1.50
 28
 200


01:52:29
 01:59:09
 1.60
 28
 200

270
 01:59:54
 02:08:54
 1.70
 28
 180


02:10:59
 02:19:59
 1.80
 28
 180

270
 02:21:57
 02:33:57
 2.00
 28
 180


02:36:12
 02:51:12
 2.30
 28
 180

270
 02:54:14
 03:19:34
 2.80
 28
 200


03:22:22
 03:57:02
 3.50
 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)
d99.05.08.01:44:31.ovi.dat
 1023.20
 1043.70

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
1999/05/08 02:36 0 172 2.35, 2.90, 3.64 HILya1216
OVI1032
OVI1038

Images

Intensity Images

Lya Intensity shown as depletion of material, background corona not subtracted.


Interpretation

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

Comments

The red-shift material showed as a very thin stripe in O VI and Lya and seems to be within the Lya gap.

Last Update Wed Nov 11 16:12:17 2009