A magnitude Mw 6.2 earthquake occured in region: Tonga Islands [Sea: Tonga], on
and geographic coordinates (lat, lon) -20.3200, -173.8900 at 10 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 6.2 | 2010-10-16 20:08:31 |
-20.32 | -173.89 | 10 | 2013-01-05 21:54:36 |
CSEM | 1129079 |
Field | Value |
---|---|
Time (UTC) | 2010-10-16 20:08:31 |
Latitude | -20.3200 |
Longitude | -173.8900 |
Depth (km) | 10 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> CSEM |
Event type | earthquake |
Origin ID | 1129079 |
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 | 31 |
Number of defining phases | 21 |
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 | 21 |
Field | Value |
---|---|
Value | 6.2 |
Uncertainty | |
Num. used stations | |
Type of magnitude | Mw |
Reference to an origin | 1129079 |
Agency | INGV |
Autore | CSEM |
Time of creation (UTC) | 2013-01-05 21:54:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MTGR.SHZ. | 2010-10-16T20:29:22.47 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.GATE.HHE. | 2010-10-16T20:29:10.78 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.CIGN.HHN. | 2010-10-16T20:29:07.36 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.PALZ.HHZ. | 2010-10-16T20:29:01.52 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.MOCO.HHZ. | 2010-10-16T20:29:01.17 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.MIDA.HHZ. | 2010-10-16T20:29:00.72 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.GATE.HHE. | 2010-10-16T20:29:00.94 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.CIGN.HHN. | 2010-10-16T20:29:00.65 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.PTQR.SHZ. | 2010-10-16T20:28:59.97 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.GUMA.HHN. | 2010-10-16T20:28:25.26 | 0.3 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.TERO.HHZ. | 2010-10-16T20:28:25.39 | 0.3 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CESX.HHZ. | 2010-10-16T20:28:25.36 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ATFO.HHZ. | 2010-10-16T20:28:24.73 | 0.6 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FSSB.HHZ. | 2010-10-16T20:28:24.22 | 0.3 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ARVD.HHE. | 2010-10-16T20:28:24.87 | 0.3 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MRGE.HHN. | 2010-10-16T20:28:23.78 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.DIX.HHN. | 2010-10-16T20:28:22.82 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.BERNI.HHE. | 2010-10-16T20:28:22.16 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.BLY.HHZ. | 2010-10-16T20:28:22.13 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.TUE.HHZ. | 2010-10-16T20:28:21.44 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.PLONS.HHZ. | 2010-10-16T20:28:21.65 | 0.6 | undecidable | manual | PKP | 0 | 0 | 0 | ||
SI.ROSI.BHN. | 2010-10-16T20:28:21.27 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
NI.VINO.HHN. | 2010-10-16T20:28:21.56 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
SI.MOSI.BHZ. | 2010-10-16T20:28:21.22 | 0.6 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.APPI.EHZ. | 2010-10-16T20:28:20.67 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.FUORN.HHE. | 2010-10-16T20:28:20.06 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
CH.DAVOX.HHN. | 2010-10-16T20:28:20.58 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MABI.HHZ. | 2010-10-16T20:28:20.56 | 0.3 | undecidable | manual | PKP | 0 | 0 | 0 | ||
OE.ARSA.HHE. | 2010-10-16T20:28:19.66 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
SI.RISI.BHZ. | 2010-10-16T20:28:18.72 | 0.6 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.RM32.EHN. | 2010-10-16T20:28:06.94 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |