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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EMSC HAS RECORDED THE FOLLOWING SEISMIC EVENT
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EARTHQUAKE on 04/11/2017 at 09:00 (UTC)
TONGA 86 km NE Falehau
MAGNITUDE: Mw 6.7
Data provided by: AUST BUD GFZ GSRC INGV KAN MAD PTWC
Latitude = 15.28 S
Longitude = 173.31 W
Origin Time = 09:00:19.5 (UTC)
Depth = 10 Km
RMS = 1.38 sec
Gap = 18 degrees
95% confidence ellipse: - Semi major = 6.7 Km
- Semi minor = 4.3 Km
- Azimuth of major axis = 146 degrees
Number of data used = 237
Preliminary location computed on Sat Nov 4 09:19:53 2017 (UTC)
Done by Sophie Merrer
Comments :
Message number: 2520
All magnitudes estimations :
M 6.8 (AUST) M 7.1 (BUD) M 6.6 (GFZ) Mb6.6 (GSRC)
Mw6.7 (INGV) Mw6.8 (KAN) Mw6.9 (PTWC)
P.S.: For additional information, please contact EMSC at:
- Email: mazet@emsc-csem.org
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- Fax : 33 1 69 26 70 00
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