CME 19991020

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
19991020.095005.p113g
 09:50
 93
 486
 -2.7*
 7.6e+14
No
 Yes


Table 2 - UVCS Observation Sequence

FITS filename
 PA (deg)
 T i (UT)
 Tf (UT)
 Height (Rsun)
 Slit W. (arcsec)
 Exp. Time (sec)
d99.10.20.09:36:22.ovi.dat
 90
 09:36:53
 09:43:33
 1.50
 28
 200


09:44:21
 09:51:01
 1.60
 28
 200

90
 09:51:45
 10:00:45
 1.70
 28
 180


10:02:50
 10:11:50
 1.80
 28
 180

90
 10:13:51
 10:25:51
 2.00
 28
 180


10:28:04
 10:43:04
 2.30
 28
 180

90
 10:46:05
 11:11:25
 2.80
 28
 200


11:14:15
 11:48:55
 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)
d99.10.20.09:36:22.ovi.dat
 1023.10
 1043.40

997.500
 1000.30

971.800
 985.700

1208.50
 1221.30


Table 4 - UV Properties

First Obs. Max blue-shift (km/sec) Max red-shift (km/sec) Detected at (Rsun) Lines
1999/10/20 09:36 90 90 1.43,1.55,1.67,1.78,2.01,2.35,2.90 HILya1216
HILyb1026
OVI1032
OVI1038

Images

Intensity Images

HI Lya intensity


Plots and more

Possible shock front passing seen in OVI. Prominence material seen in LyA, and LyB ocurred in the same exposure.


Interpretation

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

Last Update Mon Nov 23 11:51:30 2009