Centre Sismologique Euro-Mediterraneen
European-Mediterranean Seismological Centre
Rapid Determination of Source Parameters
operated at LDG (Paris) and IGN (Madrid)
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==================== INFORMATION MESSAGE =========================
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THIS MESSAGE IS A REVISION OF A PREVIOUS EMSC ALERT
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EARTHQUAKE on 08/09/2017 at 04:49 (UTC)
OFFSHORE CHIAPAS, MEXICO 84 km S Buenavista
MAGNITUDE: Mw 8.0
Data provided by: BUD GFZ GSRC INGV KAN NEIC NEWS SEO UNM
Latitude = 15.08 N
Longitude = 93.74 W
Origin Time = 04:49:19.7 (UTC)
Depth = 61 Km
RMS = 1.58 sec
Gap = 32 degrees
95% confidence ellipse: - Semi major = 6.5 Km
- Semi minor = 4.1 Km
- Azimuth of major axis = 59 degrees
Number of data used = 299
Preliminary location computed on Fri Sep 8 05:20:12 2017 (UTC)
Done by Johann Bailleul
Comments :
Message number: 2506
All magnitudes estimations :
M 8.0 (BUD) M 8.1 (GFZ) Mb7.0 (GSRC) Mw8.0 (INGV)
Mw8.3 (KAN) Mw8.0 (NEIC) Mb4.8 (NEWS) M 8.0 (SEO)
M 8.0 (UNM)
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