日本西南海域地震 - 地球科學討論

http://earthquake.usgs.gov/earthquakes/recenteqsww/Quakes/us2010wtar.php

Magnitude 6.4 - SOUTHEAST OF THE RYUKYU ISLANDS

2010 May 26 08:53:08 UTC
Earthquake Details
Magnitude 6.4
Date-Time

* Wednesday, May 26, 2010 at 08:53:08 UTC
* Wednesday, May 26, 2010 at 05:53:08 PM at epicenter

Location 25.796°N, 129.956°E
Depth 10 km (6.2 miles) set by location program
Region SOUTHEAST OF THE RYUKYU ISLANDS

Distances
235 km (145 miles) E of Naha, Okinawa, Japan
600 km (375 miles) ENE of Ishigaki-jima, Ryukyu Islands, Japan
645 km (400 miles) S of Kagoshima, Kyushu, Japan
1440 km (890 miles) SW of TOKYO, Japan

Location Uncertainty horizontal +/- 4.2 km (2.6 miles); depth fixed by
location program

Parameters NST=247, Nph=247, Dmin=203.6 km, Rmss=1.02 sec, Gp= 22°,
M-type=teleseismic moment magnitude (Mw), Version=7

Source

* USGS NEIC (WDCS-D)

Event ID us2010wtar

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