Magnitude 4.6 - BABUYAN ISLANDS REGION, PHILIPPINES

2009 April 21 00:37:39 UTC

Magnitude	4.6
Date-Time	Tuesday, April 21, 2009 at 00:37:39 UTC Tuesday, April 21, 2009 at 08:37:39 AM at epicenter Time of Earthquake in other Time Zones
Location	19.242°N, 121.053°E
Depth	28.1 km (17.5 miles) (poorly constrained)
Region	BABUYAN ISLANDS REGION, PHILIPPINES
Distances	120 km (75 miles) NNE of Laoag, Luzon, Philippines 165 km (100 miles) SW of Basco, Batan Islands, Philippines 510 km (320 miles) N of MANILA, Philippines 650 km (405 miles) S of T'AI-PEI, Taiwan
Location Uncertainty	horizontal +/- 33.9 km (21.1 miles); depth +/- 35.1 km (21.8 miles)
Parameters	NST= 13, Nph= 15, Dmin=396.3 km, Rmss=0.55 sec, Gp=202°, M-type=body wave magnitude (Mb), Version=6
Source	USGS NEIC (WDCS-D)
Event ID	us2009fsac

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