Centre Sismologique Euro-Mediterraneen
European-Mediterranean Seismological Centre
Rapid Determination of Source Parameters
operated at LDG (Paris) and IGN (Madrid)
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*********************** ALERT MESSAGE ****************************
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WARNING : These parameters are preliminary and subject to revision.
Location and magnitude estimations may be revised if necessary in
an INFORMATION message.
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EARTHQUAKE on 17/04/2017 at 05:23 (UTC)
ANTIGUA AND BARBUDA REGION 74 km E Codrington
MAGNITUDE: mb 5.6
Data provided by: BUD GFZ IMP KAN SC3 TRN
Latitude = 17.43 N
Longitude = 61.15 W
Origin Time = 05:23:17.8 (UTC)
Depth = 40 Km
RMS = 0.87 sec
Gap = 36 degrees
95% confidence ellipse: - Semi major = 3.2 Km
- Semi minor = 2.4 Km
- Azimuth of major axis = 156 degrees
Number of data used = 240
Preliminary location computed on Mon Apr 17 05:39:40 2017 (UTC)
Done by Sophie Merrer
Comments :
Message number: 2444
All magnitudes estimations :
M 5.6 (BUD) M 5.6 (GFZ) M 5.8 (IMP) Mw5.5 (KAN)
M 5.5 (SC3) M 5.8 (TRN)
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