CME 19980404

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
19980404.154147.p088g
15:41
91
524
1.1
4.2e+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)
d98.04.04.13:15:12.lya.dat
50
13:29:22
17:29:22
3.43
13
200


17:50:27
18:00:27
3.50
13
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)
d98.04.04.13:15:12.lya.dat
1256.60
1263.70

1225.30
1244.10

1205.60
1219.50

1194.20
1199.30


Table 4 - UV Properties

First Obs. Max blue-shift (km/sec) Max red-shift (km/sec) Detected at (Rsun) Lines
1998/04/04 17:09 3.65 HILya1216

Images

Intensity Images

Hi Ly-alpha intensity difference vs time


Interpretation

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

Comments

Faint variation in HI Ly-alpha not clearly related to the LASCO event (out of CME angular width)

Last Update Mon Aug 11 15:08:13 2008