CME 19990812

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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
19990812.003005.p309g
 00:30
 284
 521
 -6.2
6.0e+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)
d99.08.12.01:27:26.ovi.dat
 260
 01:35:40
 01:44:40
 1.70
 28
 180


01:47:35
 01:56:35
 1.70
 28
 180


01:59:34
 02:08:34
 1.70
 28
 180


02:11:34
 02:20:34
 1.70
 28
 180


02:23:33
 02:32:33
 1.70
 28
 180


02:34:38
 02:43:38
 1.80
 28
 180


02:46:32
 02:55:32
 1.80
 28
 180


02:58:29
 03:07:29
 1.80
 28
 180


03:10:31
 03:19:31
 1.80
 28
 180


03:22:28
 03:31:28
 1.80
 28
 180


03:33:36
 03:42:36
 1.90
 28
 180


03:45:29
 03:54:29
 1.90
 28
 180


03:57:29
 04:06:29
 1.90
 28
 180


04:09:28
 04:18:28
 1.90
 28
 180


04:21:29
 04:30:29
 1.90
 28
 180


04:32:33
 04:41:33
 2.09
 28
 180

Table 3 - UVCS Observation Wavelength Range

FITS filename
 Wave Min (A)
 Wave Max (A)
d99.08.12.01:27:26.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
1999/08/12 01:59 0 0 1.65, 1.99, 1.90, 2.10, 2.46, 2.78 HILya1216
HILyb1026
CIII977
OVI1032
OVI1038
OV1218

Images

Plots and more

Transient blob seen in LyA, C III, and possibly O V]1218.4 and [O V]1213.9

Enhanced emission seen in OVI doublets only, not seen in cooler lines such as LyA, and CIII.


Interpretation

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

Comments

Data were obtained from 5 PAs (260,275,290,305,320) and 6 heights for each PA. Events seen at the PA=290-320 range. LASCO movie and UVCS data sequence shown here do not cover all PAs and heights.

Last Update Fri May 9 16:31:51 2008