CME 19990405

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

Table 1 - General Information

CME ID
 Time (UT)
 PA (deg)
 Speed (km/sec)
 Acceleration (m/sec2)
 Mass (g)
 Type II RB
X Flare
19990405.015405.p243s
 01:54
 258
 471
 -2.9*
 5.1e+14
No
 No


Table 2 - UVCS Observation Sequence

FITS filename
 PA (deg)
 T i (UT)
 Tf (UT)
 Height (Rsun)
 Slit W. (arcsec)
 Exp. Time (sec)
d99.04.05.02:30:49.ovi.dat
 270
 02:31:21
 02:38:01
 1.50
 28
 200


02:38:45
 02:45:25
 1.60
 28
 200

270
 02:46:08
 02:55:08
 1.70
 28
 180


02:57:06
 03:06:06
 1.80
 28
 180

270
 03:08:04
 03:20:04
 2.00
 28
 180


03:22:19
 03:37:19
 2.30
 28
 180

270
 03:40:21
 04:05:41
 2.80
 28
 200


04:08:29
 04:43:09
 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)
d99.04.05.02:30:49.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
1999/04/05 03:31 0 0 1.8, 2.0, 2.35, 2.90, 3.64 HILya1216
OVI1032
OVI1038

Images

Intensity Images

Background corona not subtracted

Looks like intermittent ejection of blobs

O VI 1032 Intensity, background corona not subtracted


Interpretation

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

Comments

Interesting streamer (extremely narrow). Not 100% sure if it is associated with the CME.

Last Update Mon Nov 16 09:37:00 2009