This event has been reviewed by a seismologist.
Magnitude 6.6
Date-Time
Friday, September 16, 2011 at 19:26:42 UTC
Saturday, September 17, 2011 at 04:26:42 AM at epicenter
Location 40.288?N, 142.727?E
Depth 36.3 km (22.6 miles)
Region NEAR THE EAST COAST OF HONSHU, JAPAN
Distances
107 km (66 miles) ESE (102?) from Hachinohe, Honshu, Japan
150 km (93 miles) ENE (64?) from Morioka, Honshu, Japan
180 km (112 miles) ESE (109?) from Aomori, Honshu, Japan
576 km (358 miles) NNE (26?) from TOKYO, Japan
Location Uncertainty horizontal +/- 15.3 km (9.5 miles); depth +/- 4.2 km (2.6 miles)
Parameters NST=447, Nph=447, Dmin=195.9 km, Rmss=0.82 sec, Gp= 32?,
M-type=regional moment magnitude (Mw), Version=7
Source
Magnitude: USGS NEIC (WDCS-D)
Location: USGS NEIC (WDCS-D)
Magnitude 6.6
Date-Time
Friday, September 16, 2011 at 19:26:42 UTC
Saturday, September 17, 2011 at 04:26:42 AM at epicenter
Location 40.288?N, 142.727?E
Depth 36.3 km (22.6 miles)
Region NEAR THE EAST COAST OF HONSHU, JAPAN
Distances
107 km (66 miles) ESE (102?) from Hachinohe, Honshu, Japan
150 km (93 miles) ENE (64?) from Morioka, Honshu, Japan
180 km (112 miles) ESE (109?) from Aomori, Honshu, Japan
576 km (358 miles) NNE (26?) from TOKYO, Japan
Location Uncertainty horizontal +/- 15.3 km (9.5 miles); depth +/- 4.2 km (2.6 miles)
Parameters NST=447, Nph=447, Dmin=195.9 km, Rmss=0.82 sec, Gp= 32?,
M-type=regional moment magnitude (Mw), Version=7
Source
Magnitude: USGS NEIC (WDCS-D)
Location: USGS NEIC (WDCS-D)