M8.8 - NEAR THE EAST COAST OF HONSHU, JAPAN - 地球科學討論

Magnitude 8.8 - NEAR THE EAST COAST OF HONSHU, JAPAN
2011 March 11 05:46:23 UTC

This is a computer-generated message -- this event has not yet been reviewed
by a seismologist.

Magnitude 8.8
Date-Time Friday, March 11, 2011 at 05:46:23 UTC
Friday, March 11, 2011 at 02:46:23 PM at epicenter

Location 38.322°N, 142.369°E
Depth 24.4 km (15.2 miles) set by location program
Region NEAR THE EAST COAST OF HONSHU, JAPAN
Distances 130 km (80 miles) E of Sendai, Honshu, Japan
178 km (110 miles) E of Yamagata, Honshu, Japan
178 km (110 miles) ENE of Fukushima, Honshu, Japan
373 km (231 miles) NE of TOKYO, Japan

Location Uncertainty horizontal +/- 13.5 km (8.4 miles); depth
fixed by location program

Parameters NST=350, Nph=351, Dmin=416.3 km, Rmss=1.46 sec, Gp= 29°,

M-type="moment" magnitude from initial P wave (tsuboi method) (Mi/Mwp),
Version=A
Source USGS NEIC (WDCS-D)


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