UVCS CME Catalog: 19990421

CME 19990421

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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
19990421.123005.p231s	12:30	244	204	16.0*	2.0e+14*	No	Yes

Table 2 - UVCS Observation Sequence

FITS filename	PA (deg)	T_i(UT)	T_f (UT)	Height (R_sun)	Slit W. (arcsec)	Exp. Time (sec)
d99.04.21.14:36:27.ovi.dat	240	14:39:00	14:59:00	1.60	13	100
		15:01:33	15:06:33	1.90	13	100
	240	15:07:35	15:27:35	1.60	13	100
		15:30:04	15:35:04	1.90	13	100
	240	15:36:07	15:56:07	1.60	13	100
		15:58:42	16:03:42	1.90	13	100
	240	16:04:43	16:24:43	1.60	13	100
		16:27:12	16:32:12	1.90	13	100
d99.04.21.16:32:41.ovi.dat	240	16:33:12	16:53:12	1.60	13	100
		16:55:41	17:00:41	1.90	13	100
	240	17:01:42	17:21:42	1.60	13	100

UVCS Slit Position

MOVIE of UVCS Slit on LASCO Images

Table 3 - UVCS Observation Wavelength Range

FITS filename	Wave Min (A)	Wave Max (A)
d99.04.21.14:36:27.ovi.dat	1024.30	1039.20
	997.500	1000.50
	990.800	993.300
	1209.50	1211.80
	985.400	990.600
	1212.00	1216.70
d99.04.21.16:32:41.ovi.dat	1024.30	1039.20
	997.500	1000.50
	990.800	993.300
	1209.50	1211.80
	985.400	990.600
	1212.00	1216.70

Table 4 - UV Properties

First Obs.	Max blue-shift (km/sec)	Max red-shift (km/sec)	Detected at (R_sun)	Lines
1999/04/21 15:36	0	0	1.55	HILya1216

Images

Intensity Images

LyA Intensity, background corona subtracted. Events seen as deflection or void of streamer material between PA=220-250.

Interpretation

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

Last Update Wed Nov 11 15:57:02 2009