A magnitude mb 4.9 earthquake occured in region: Vanuatu Islands [Sea: Vanuatu], on
and geographic coordinates (lat, lon) -17.2600, 167.7400 at 60 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 |
mb 4.9 | 2011-04-18 02:56:41 |
-17.26 | 167.74 | 60 | 2013-01-05 23:25:51 |
CSEM | 1197929 |
Field | Value |
---|---|
Time (UTC) | 2011-04-18 02:56:41 |
Latitude | -17.2600 |
Longitude | 167.7400 |
Depth (km) | 60 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> CSEM |
Event type | earthquake |
Origin ID | 1197929 |
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 | 29 |
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 | 29 |
Number of stations from which data was used for origin computation | 24 |
Field | Value |
---|---|
Value | 4.9 |
Uncertainty | |
Num. used stations | |
Type of magnitude | mb |
Reference to an origin | 1197929 |
Agency | INGV |
Autore | CSEM |
Time of creation (UTC) | 2013-01-05 23:25:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMN.HHN. | 2011-04-18T03:16:50.54 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
GU.LSD.HHZ. | 2011-04-18T03:16:19.79 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.RRL.HHN. | 2011-04-18T03:16:18.98 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.BOB.HHZ. | 2011-04-18T03:16:18.42 | 0.6 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.CIRO.HHE. | 2011-04-18T03:16:18.70 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.SATI.HHZ. | 2011-04-18T03:16:18.26 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.VMG.SHZ. | 2011-04-18T03:16:18.59 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SFI.EHZ. | 2011-04-18T03:16:17.33 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CAFI.HHZ. | 2011-04-18T03:16:17.57 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.MAIM.HHZ. | 2011-04-18T03:16:17.07 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.PARC.HHZ. | 2011-04-18T03:16:17.53 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.BADI.EHZ. | 2011-04-18T03:16:17.01 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.DIX.HHE. | 2011-04-18T03:16:17.92 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.CDRU.HHZ. | 2011-04-18T03:16:16.87 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SNTG.HHE. | 2011-04-18T03:16:16.57 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.FUSIO.HHZ. | 2011-04-18T03:16:15.28 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.MUGIO.HHZ. | 2011-04-18T03:16:15.06 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.VARE.HHZ. | 2011-04-18T03:16:15.84 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.TUE.HHE. | 2011-04-18T03:16:14.84 | 0.6 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MAGA.HHE. | 2011-04-18T03:16:13.66 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.TEOL.HHZ. | 2011-04-18T03:16:13.82 | 0.6 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.FUORN.HHZ. | 2011-04-18T03:16:13.35 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.BERNI.HHZ. | 2011-04-18T03:16:13.72 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.CGRP.HHZ. | 2011-04-18T03:16:12.18 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.DAVOX.HHZ. | 2011-04-18T03:16:12.73 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.AGOR.HHE. | 2011-04-18T03:16:10.61 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.POLC.HHZ. | 2011-04-18T03:16:10.95 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.TIP.HHZ. | 2011-04-18T03:15:56.61 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.T0104.HHE. | 2011-04-18T03:15:48.93 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |