CME 19970725

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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
19970725.210115.p290g
 21:01
 267
 611
 -5.6
5.4e+15
Yes
 Yes


Table 2 - UVCS Observation Sequence

FITS filename
PA (deg)
T i (UT)
Tf (UT)
Height (Rsun)
Slit W. (arcsec)
Exp. Time (sec)
d97.07.25.16:00:52.lya.dat
 270
 18:41:10
 20:11:10
 1.70
 14
 300


20:14:21
 21:44:21
 1.80
 14
 300


21:50:16
 23:35:16
 1.90
 14
 300


23:41:25
 01:41:25
 2.00
 14
 300
d97.07.25.16:00:52.ovi.dat
 270
 18:41:10
 20:11:10
 1.70
 82
 300


20:14:20
 21:44:20
 1.80
 82
 300


21:50:15
 23:35:15
 1.90
 82
 300


23:41:23
 01:41:23
 2.00
 82
 300

UVCS Slit Position

MOVIE of UVCS Slit on LASCO Images

Table 3 - UVCS Observation Wavelength Range

FITS filename
Wave Min (A)
Wave Max (A)
d97.07.25.16:00:52.lya.dat
 1264.00
 1265.60

1237.30
 1244.00

1212.30
 1218.90

1204.90
 1207.80

1173.20
 1177.60
d97.07.25.16:00:52.ovi.dat
 1023.80
 1044.10

997.600
 1001.20

976.300
 979.000

1192.20
 1194.80

971.000
 975.000

1196.00
 1199.60


Table 4 - UV Properties

First Obs. Max blue-shift (km/sec) Max red-shift (km/sec) Detected at (Rsun) Lines
1997/07/25 20:39 40 100 1.74 HILya1216
HILyb1026
HILyg973
OVI1032
OVI1038
SiXII499

Images

Intensity Images

HI Ly-alpha intensity vs time at 1.74 Rsun HI Ly-alpha Intensity Variation as a Function of Position Along the Slit (Polar Angle) and Time at a Given Height

HI Ly-alpha dopplergram HI Ly-alpha Red and Blue Doppler Shift as a Function of Position Along the Slit (Polar Angle) and Time at a Given Height

OVI 1032 intensity vs time Explanation of Difference Images


Interpretation

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

Comments

Narrow blob in HI Ly-alpha, OVI dimming

Last Update Thu Jul 31 18:14:44 2008