Magnitude 5.5 - OFF THE EAST COAST OF HONSHU, JAPAN - Sept 16, 2011

Magnitude	5.5
Date-Time	Friday, September 16, 2011 at 22:40:42 UTC Saturday, September 17, 2011 at 08:40:42 AM at epicenter
Location	40.288°N, 143.174°E
Depth	5.4 km (3.4 miles) (poorly constrained)
Region	OFF THE EAST COAST OF HONSHU, JAPAN
Distances	144 km (89 miles) E (99°) from Hachinohe, Honshu, Japan 185 km (115 miles) ENE (69°) from Morioka, Honshu, Japan 216 km (134 miles) ESE (105°) from Aomori, Honshu, Japan 595 km (370 miles) NNE (29°) from TOKYO, Japan
Location Uncertainty	horizontal +/- 18.6 km (11.6 miles); depth +/- 6.8 km (4.2 miles)
Parameters	NST=273, Nph=273, Dmin=192.6 km, Rmss=0.92 sec, Gp= 97°, M-type=body wave magnitude (Mb), Version=7
Source	Magnitude: USGS NEIC (WDCS-D) Location: USGS NEIC (WDCS-D)
Event ID	usc0005w19