Earthquake Source Model Database
Model/Event tag: s1998IWATEJ01NAKA             Old event tag: s1998IWATEJnaka
 
Event
Author Location Date Latitude (°N) Longitude (°E) Depth (km) Flinn-Engdahl region
Nakahara et al. (2002) Iwate (Japan) Sep 03, 1998 39.8132 140.8966 3.00 Eastern Honshu, Japan
Source parameters
Magnitude
(Mw) 		Seismic moment
(Nm)		 Strike
(°)		 Dip
(°)		 Rake
(°) 		Length
(km)		 Width
(km)		 Htop
(km)		 Hypocenter (km) Avg rise time
(s)		 Avg rupture speed
(km/s)
x z
6.30 3.20E+18 216.00 41.00 131.00 10.00 10.00 0.05 3.00 4.50 4.50 2.50
Inversion data
Data type SGM TELE TRIL LEVEL GPS INSAR SURF OTHER
NoS 7 0 0 0 0 0 0 0
PHImax 999 0 0 0 0 0 0 0
Rmin 999.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Inversion-related parameters
Grid Inversion time window
NSEG dx (km) dz (km) SVF NW Length (s) Overlap (s) Fmin (Hz) Fmax (Hz)
1 1.00 km 1.00 km boxcar 3 1.50 0.00 0.10 0.33
Note: value = 0 indicates non-applicable parameter; value = -99 indicates spatially variable; value = 999 indicates currently unknown although expected.
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