Magnitude 4.4 SOUTH SANDWICH ISLANDS REGION
Tuesday, July 03, 2007 at 19:30:06 UTC
Preliminary Earthquake Report
Magnitude | 4.4 |
---|---|
Date-Time |
Time of Earthquake in other Time Zones |
Location | 55.29S 28.32W |
Depth | 10 kilometers |
Region | SOUTH SANDWICH ISLANDS REGION |
Distances |
170 km (105 miles) NNW of Visokoi Island, South Sandwich Islands 425 km (265 miles) NNW of Bristol Island, South Sandwich Islands 540 km (335 miles) ESE of Grytviken, South Georgia 3270 km (2030 miles) SE of BUENOS AIRES, Argentina |
Location Uncertainty | Error estimate: horizontal +/- 19.4 km; depth fixed by location program |
Parameters | Nst=14, Nph=14, Dmin=3159.1 km, Rmss=0.83 sec, Erho=19.4 km, Erzz=0 km, Gp=110.3 degrees |
Source | USGS NEIC (WDCS-D) |
Event ID | useicg |
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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
irregular political boundaries.
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Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver