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6.4M earthquake in Japan at 8 a.m. HST


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Magnitude 6.4
Date-Time
  • Wednesday, August 05, 2009 at 00:18:00 UTC
  • Wednesday, August 05, 2009 at 09:18:00 AM at epicenter
Location 24.232°N, 125.007°E
Depth 35 km (21.7 miles) set by location program
Region SOUTHWESTERN RYUKYU ISLANDS, JAPAN
Distances
  • 84 km (52 miles) ESE (103°) from Ishigaki-jima, Ryukyu Islands, Japan
  • 322 km (200 miles) E (97°) from Su-ao, Taiwan
  • 343 km (213 miles) SW (232°) from Naha, Okinawa, Japan
  • 1150 km (714 miles) NNE (21°) from MANILA, Philippines
Location Uncertainty horizontal +/- 5.1 km (3.2 miles); depth fixed by location program
Parameters NST=159, Nph=159, Dmin=366 km, Rmss=0.9 sec, Gp= 40°,
M-type=teleseismic moment magnitude (Mw), Version=6
Source
  • USGS NEIC (WDCS-D)
Event ID us2009jyab

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