Magnitude 5.3 VOLCANO ISLANDS, JAPAN REGION
Sunday, April 19, 2009 at 09:05:57 UTC
Preliminary Earthquake Report
Magnitude | 5.3 |
---|---|
Date-Time |
Time of Earthquake in other Time Zones |
Location | 23.14N 142.20E |
Depth | 172 kilometers |
Region | VOLCANO ISLANDS, JAPAN REGION |
Distances |
205 km (125 miles) SSE of Iwo-jima, Volcano Islands, Japan 400 km (250 miles) NW of Farallon de Pajaros, N. Mariana Islands 1110 km (690 miles) NNW of HAGATNA, Guam 1410 km (870 miles) S of TOKYO, Japan |
Location Uncertainty | Error estimate: horizontal +/- 3.8 km; depth +/- 10.6 km |
Parameters | Nst=257, Nph=257, Dmin=1092.3 km, Rmss=0.74 sec, Erho=3.8 km, Erzz=10.6 km, Gp=22.0 degrees |
Source | USGS NEIC (WDCS-D) |
Event ID | usfqay |
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Theoretical P-Wave Travel Times
Earthquake Information for Japan
Earthquake Information for Asia
Earthquakes: Frequently Asked Questions
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NB:
The official magnitude for this earthquake is indicated at the top of this page.
This was the best available estimate of the earthquake's size,
at the time that this page was created. Other magnitudes associated
with web pages linked from here are those determined at various times
following the earthquake with different types of seismic data.
Although, given the data used, they are legitimate estimates of magnitude
they are not considered the official magnitude.
The region name is an automatically generated name
from the Flinn-Engdahl (F-E) seismic and geographical regionalization scheme.
The boundaries of
these regions are defined at one-degree intervals and therefore differ from
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Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver