MIT Space Plasma Group Interplanetary Shock Analysis Pages Database: Wind Shock Analysis Event ID: 20000971632 04/06/2000 97.68898 1632 [UT]

General Information (About, Top)

Year	2000
Fractional day of year	97.688976
Arrival time of shock [seconds of day]	59527.5 ± 60.0
Shock type	FF
Electron data availability	0
X GSE location of spacecraft [Re]	55.066
Y GSE location of spacecraft [Re]	39.357
Z GSE location of spacecraft [Re]	-6.060
Upstream plasma points selected for analysis	0009
Upstream field points selected for analysis	0314
Downstream plasma points selected for analysis	0005
Downstream field points selected for analysis	0291
Minimum chisq/dof for RH8,RH9,RH10	15.82, 26.21, 28.48
Event added to database	Mon Feb 14 11:09:24 2005
Event last processed	Sun Mar 13 10:55:38 2005
Method selected	RH08
Propagation delay to Earth [minutes]	8.725 ± 1.650

Asymptotic plasma parameters (About, Top)

Parameter	Upstream	Downstream
Vx GSE [km/s]	-369.9 ± 7.2	-561.0 ± 9.5
Vy GSE [km/s]	-18.1 ± 4.3	-36.0 ± 8.9
Vz GSE [km/s]	-22.1 ± 9.9	-87.1 ± 12.7
Wi [km/s]	23.1 ± 4.4	81.0 ± 10.7
We [km/s]	731.7 ± 137.9	2561.0 ± 339.9
Ni [n/cc]	5.9 ± 2.6	18.4 ± 1.8
Bx GSE [nT]	2.9 ± 0.5	5.7 ± 1.7
By GSE [nT]	-6.2 ± 0.7	-25.5 ± 1.3
Bz GSE [nT]	0.9 ± 0.7	-5.9 ± 2.0
Plasma Beta	0.140 ± 0.133	0.365 ± 0.277
Sound Speed [km/s]	29.87 ± 5.63	104.55 ± 13.88
Alfven Speed [km/s]	65.42 ± 10.27	137.57 ± 11.41

Best values of shock front normal for each method (About, Top)

Method	Nx	Ny	Nz	Theta [degrees]	Phi [degrees]
MC	-0.606 ± 0.152	0.235 ± 0.185	-0.760 ± 0.561	-49.49 ± 10.95	158.79 ± 16.78
VC	-0.943 ± 0.024	-0.089 ± 0.044	-0.320 ± 0.308	-18.65 ± 4.18	185.36 ± 2.68
MX1	-0.947 ± 0.024	-0.020 ± 0.069	-0.322 ± 0.310	-18.78 ± 4.28	181.22 ± 4.15
MX2	-0.952 ± 0.025	-0.027 ± 0.060	-0.305 ± 0.295	-17.74 ± 4.74	181.65 ± 3.64
MX3	-0.953 ± 0.026	-0.029 ± 0.059	-0.300 ± 0.291	-17.46 ± 4.93	181.76 ± 3.52
RH08	-0.983 ± 0.002	-0.026 ± 0.013	-0.184 ± 0.182	-10.62 ± 0.65	181.50 ± 0.78
RH09	-0.989 ± 0.011	0.009 ± 0.070	-0.151 ± 0.150	-8.68 ± 4.03	179.50 ± 4.07
RH10	-0.990 ± 0.010	0.009 ± 0.070	-0.140 ± 0.139	-8.03 ± 4.02	179.50 ± 4.07
Average	-0.920	0.008	-0.310	-18.681	178.660
Median	-0.952	-0.020	-0.300	-17.463	181.504
Deviation	0.129	0.097	0.198	13.257	8.232

Key shock parameters (About, Top)

Method	ThetaBn	Shock Speed	Compression
MC	55.3 ± 6.6	458.2 ± 77.6	4.56 ± 1.27
VC	68.6 ± 5.6	637.5 ± 103.2	4.56 ± 1.27
MX1	64.7 ± 5.6	637.1 ± 102.4	4.56 ± 1.27
MX2	65.1 ± 5.5	639.1 ± 102.6	4.56 ± 1.27
MX3	65.2 ± 5.5	639.6 ± 102.6	4.56 ± 1.27
RH08	65.2 ± 5.2	646.7 ± 102.3	4.56 ± 1.27
RH09	63.4 ± 5.1	645.2 ± 101.4	4.56 ± 1.27
RH10	63.4 ± 5.0	645.0 ± 101.3	4.56 ± 1.27
Average	63.9	618.5	4.56
Median	65.1	639.6	4.56
Deviation	3.8	64.9	0.00

Upstream wave speeds and mach numbers (About, Top)

Method	dV	Slow	Intermediate	Fast	Slow Mach	Fast Mach
MC	221.7 ± 11.1	15.7 ± 2.5	37.2 ± 5.8	70.5 ± 9.3	14.45 ± 2.29	3.20 ± 0.46
VC	279.9 ± 9.4	9.9 ± 1.5	23.9 ± 3.8	71.5 ± 9.2	28.87 ± 4.31	3.97 ± 0.56
MX1	279.5 ± 9.4	11.6 ± 1.8	28.0 ± 4.4	71.3 ± 9.2	24.51 ± 3.68	3.98 ± 0.56
MX2	279.8 ± 9.3	11.4 ± 1.8	27.6 ± 4.3	71.3 ± 9.2	24.92 ± 3.73	3.99 ± 0.56
MX3	279.8 ± 9.2	11.4 ± 1.7	27.5 ± 4.3	71.3 ± 9.2	25.03 ± 3.75	3.99 ± 0.56
RH8	278.7 ± 8.5	11.4 ± 1.7	27.4 ± 4.3	71.3 ± 9.2	24.94 ± 3.71	3.97 ± 0.56
RH9	276.4 ± 8.2	12.2 ± 1.9	29.3 ± 4.6	71.2 ± 9.2	23.10 ± 3.44	3.95 ± 0.55
RH10	275.8 ± 8.2	12.2 ± 1.9	29.3 ± 4.6	71.2 ± 9.2	23.10 ± 3.44	3.94 ± 0.55
Average	271.5	12.0	28.8	71.2	23.6	3.9
Median	279.5	11.6	28.0	71.3	24.9	4.0
Deviation	20.2	1.7	3.8	0.3	4.1	0.3

Downstream wave speeds and mach numbers (About, Top)

Method	dV	Slow	Intermediate	Fast	Slow Mach	Fast Mach
MC	60.7 ± 10.7	48.9 ± 3.7	78.3 ± 6.5	166.3 ± 8.0	1.24 ± 0.21	0.36 ± 0.05
VC	77.1 ± 7.9	30.6 ± 2.3	50.2 ± 4.2	170.6 ± 8.3	2.54 ± 0.38	0.45 ± 0.05
MX1	77.2 ± 8.2	36.0 ± 2.7	58.8 ± 4.9	169.6 ± 8.2	2.16 ± 0.32	0.46 ± 0.05
MX2	77.4 ± 8.2	35.5 ± 2.6	58.0 ± 4.8	169.7 ± 8.2	2.20 ± 0.33	0.46 ± 0.05
MX3	77.5 ± 8.2	35.3 ± 2.6	57.7 ± 4.8	169.7 ± 8.2	2.21 ± 0.33	0.46 ± 0.05
RH8	78.4 ± 8.6	35.3 ± 2.6	57.7 ± 4.8	169.7 ± 8.2	2.24 ± 0.35	0.46 ± 0.05
RH9	77.8 ± 8.8	37.8 ± 2.8	61.7 ± 5.1	169.2 ± 8.2	2.07 ± 0.33	0.46 ± 0.06
RH10	77.6 ± 8.9	37.8 ± 2.8	61.5 ± 5.1	169.2 ± 8.2	2.07 ± 0.34	0.46 ± 0.06
Average	75.5	37.2	60.5	169.3	2.1	0.4
Median	77.5	36.0	58.8	169.7	2.2	0.5
Deviation	6.0	5.2	8.0	1.3	0.4	0.0

Survey interval (About, Top)

Key plasma parameters

Velocity

Magnetic Field

Shock Speed (About, Top)

Theta Bn (About, Top)