A magnitude Mw 5.7 earthquake occured in region: Tonga Islands [Sea: Tonga], on
and geographic coordinates (lat, lon) -18.6500, -175.3400 at 213 km depth.
The earthquake was located by: CSEM.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
No Italian municipalities within 20 km distance.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Mw 5.7 | 2011-04-15 21:46:22 |
-18.65 | -175.34 | 213 | 2013-01-05 23:24:47 |
CSEM | 1197159 |
Field | Value |
---|---|
Time (UTC) | 2011-04-15 21:46:22 |
Latitude | -18.6500 |
Longitude | -175.3400 |
Depth (km) | 213 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> CSEM |
Event type | earthquake |
Origin ID | 1197159 |
Field | Value |
---|---|
Preferred uncertainty description | |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | |
Number of associated phases, regardless of their use for origin computation | 93 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00000 |
Number of stations at which the event was observed | 88 |
Number of stations from which data was used for origin computation | 24 |
Field | Value |
---|---|
Value | 5.7 |
Uncertainty | |
Num. used stations | |
Type of magnitude | Mw |
Reference to an origin | 1197159 |
Agency | INGV |
Autore | CSEM |
Time of creation (UTC) | 2013-01-05 23:24:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SERS.HHN. | 2011-04-15T22:06:25.13 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ORI.HHZ. | 2011-04-15T22:06:22.06 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CRAC.EHN. | 2011-04-15T22:06:21.35 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ASQU.HHE. | 2011-04-15T22:06:21.95 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CMPR.HHZ. | 2011-04-15T22:06:21.62 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ACER.HHE. | 2011-04-15T22:06:20.43 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.VULT.HHN. | 2011-04-15T22:06:20.04 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SMA1.EHZ. | 2011-04-15T22:06:19.35 | 10.0 | undecidable | manual | Sn | 0 | 0 | 0 | ||
IV.VAGA.HHZ. | 2011-04-15T22:06:19.31 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.BSSO.HHZ. | 2011-04-15T22:06:18.92 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CIGN.HHZ. | 2011-04-15T22:06:18.04 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FIAM.HHZ. | 2011-04-15T22:06:18.79 | 10.0 | undecidable | manual | Sn | 0 | 0 | 0 | ||
IV.GATE.HHE. | 2011-04-15T22:06:18.72 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.PALZ.HHZ. | 2011-04-15T22:06:18.94 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.PTQR.HHZ. | 2011-04-15T22:06:18.29 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CERT.HHZ. | 2011-04-15T22:06:17.82 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.RM32.EHZ. | 2011-04-15T22:06:16.48 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SMA1.EHZ. | 2011-04-15T22:06:16.10 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.GUMA.HHN. | 2011-04-15T22:06:16.20 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.RM33.EHZ. | 2011-04-15T22:06:16.52 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.NRCA.HHZ. | 2011-04-15T22:06:15.31 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.TERO.HHN. | 2011-04-15T22:06:15.73 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FDMO.HHZ. | 2011-04-15T22:06:14.38 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MGAB.HHZ. | 2011-04-15T22:06:14.86 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CESI.HHZ. | 2011-04-15T22:06:14.82 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ATVO.HHZ. | 2011-04-15T22:06:12.47 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.BOB.HHZ. | 2011-04-15T22:06:10.18 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.USI.HHZ. | 2011-04-15T22:06:10.82 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FIAM.HHZ. | 2011-04-15T22:06:09.06 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CAFI.HHZ. | 2011-04-15T22:06:07.17 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MURB.HHE. | 2011-04-15T22:06:03.16 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
HL.KEK.BHE. | 2011-04-15T22:05:59.66 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.VMG.SHZ. | 2011-04-15T22:05:58.75 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MRGE.HHN. | 2011-04-15T22:05:57.36 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.RRL.HHN. | 2011-04-15T22:05:57.90 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.RORO.HHZ. | 2011-04-15T22:05:57.72 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.LSD.HHN. | 2011-04-15T22:05:56.33 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MSSA.HHZ. | 2011-04-15T22:05:56.25 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.CIRO.HHN. | 2011-04-15T22:05:55.99 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.DIX.HHZ. | 2011-04-15T22:05:55.06 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.MMK.HHN. | 2011-04-15T22:05:55.79 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.SATI.HHN. | 2011-04-15T22:05:55.77 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.FUSIO.HHE. | 2011-04-15T22:05:54.13 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SALO.HHE. | 2011-04-15T22:05:54.29 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.TUE.HHE. | 2011-04-15T22:05:53.74 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.BNALP.HHN. | 2011-04-15T22:05:53.09 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MABI.HHN. | 2011-04-15T22:05:53.99 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.PZZ.HHN. | 2011-04-15T22:05:53.68 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.MUGIO.HHZ. | 2011-04-15T22:05:53.84 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.BRMO.HHN. | 2011-04-15T22:05:53.50 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.POLC.HHZ. | 2011-04-15T22:05:52.63 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.SSFR.HHE. | 2011-04-15T22:05:51.68 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.APPI.EHE. | 2011-04-15T22:05:51.25 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.BLY.HHE. | 2011-04-15T22:05:51.52 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.VARE.HHN. | 2011-04-15T22:05:51.90 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SEI.SHZ. | 2011-04-15T22:05:51.45 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FVI.HHZ. | 2011-04-15T22:05:50.29 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ERBM.EHE. | 2011-04-15T22:05:50.47 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ZCCA.HHZ. | 2011-04-15T22:05:50.15 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.AMUR.HHZ. | 2011-04-15T22:05:50.72 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.T0104.HHZ. | 2011-04-15T22:05:50.41 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ATPC.HHZ. | 2011-04-15T22:05:50.47 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.PIEI.HHZ. | 2011-04-15T22:05:49.14 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SFI.EHZ. | 2011-04-15T22:05:49.02 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MURB.HHE. | 2011-04-15T22:05:49.27 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CING.HHZ. | 2011-04-15T22:05:49.10 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ATVO.HHZ. | 2011-04-15T22:05:49.58 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ARVD.HHZ. | 2011-04-15T22:05:49.20 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SNTG.HHZ. | 2011-04-15T22:05:49.07 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.PLONS.HHE. | 2011-04-15T22:05:49.61 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.BADI.EHE. | 2011-04-15T22:05:48.73 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.BRIS.HHZ. | 2011-04-15T22:05:48.90 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.PARC.HHN. | 2011-04-15T22:05:48.99 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FRON.EHZ. | 2011-04-15T22:05:48.88 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FNVD.HHN. | 2011-04-15T22:05:48.96 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.BNI.HHN. | 2011-04-15T22:05:47.81 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.PDG.HHZ. | 2011-04-15T22:05:47.25 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.TEOL.HHE. | 2011-04-15T22:05:46.77 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ROVR.HHZ. | 2011-04-15T22:05:46.39 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.FUORN.HHN. | 2011-04-15T22:05:45.89 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.DAVOX.HHZ. | 2011-04-15T22:05:45.56 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.POLC.HHZ. | 2011-04-15T22:05:45.95 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.BERNI.HHE. | 2011-04-15T22:05:45.84 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.SABO.HHZ. | 2011-04-15T22:05:45.19 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.CGRP.HHN. | 2011-04-15T22:05:45.94 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MAGA.HHZ. | 2011-04-15T22:05:45.77 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.VINO.HHZ. | 2011-04-15T22:05:44.58 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.AGOR.HHZ. | 2011-04-15T22:05:44.78 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.PTCC.HHN. | 2011-04-15T22:05:44.04 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.STAL.HHN. | 2011-04-15T22:05:44.64 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.PALA.HHZ. | 2011-04-15T22:05:44.86 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.ACOM.HHN. | 2011-04-15T22:05:43.44 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MCIV.HHE. | 2011-04-15T22:05:15.15 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 |