A magnitude mb 5.6 earthquake occured in region: Tonga Islands [Sea: Tonga], on
and geographic coordinates (lat, lon) -15.5000, -173.5000 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 |
mb 5.6 | 2009-09-29 23:11:52 |
-15.5 | -173.5 | 10 | 2013-01-05 18:33:19 |
CSEM | 970719 |
Field | Value |
---|---|
Time (UTC) | 2009-09-29 23:11:52 |
Latitude | -15.5000 |
Longitude | -173.5000 |
Depth (km) | 10 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> CSEM |
Event type | earthquake |
Origin ID | 970719 |
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 | 19 |
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 | 19 |
Field | Value |
---|---|
Value | 5.6 |
Uncertainty | |
Num. used stations | |
Type of magnitude | mb |
Reference to an origin | 970719 |
Agency | INGV |
Autore | CSEM |
Time of creation (UTC) | 2013-01-05 18:33:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RMP.HHZ. | 2009-09-29T23:32:23.94 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.RNI2.HHE. | 2009-09-29T23:31:52.54 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.INTR.HHZ. | 2009-09-29T23:31:51.31 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CERT.HHZ. | 2009-09-29T23:31:51.11 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.LATE.HHZ. | 2009-09-29T23:31:50.50 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SMA1.EHZ. | 2009-09-29T23:31:50.38 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
GU.RSP.HHE. | 2009-09-29T23:31:50.20 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MURB.HHZ. | 2009-09-29T23:31:49.39 | 0.3 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.VMG.SHZ. | 2009-09-29T23:31:48.02 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SNTG.SHZ. | 2009-09-29T23:31:48.55 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.PTQR.SHZ. | 2009-09-29T23:31:48.36 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.GRFL.SHZ. | 2009-09-29T23:31:47.45 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ERBM.EHN. | 2009-09-29T23:31:47.00 | 0.3 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FSSB.SHZ. | 2009-09-29T23:31:47.84 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.TDS.SHZ. | 2009-09-29T23:31:46.84 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SFI.EHZ. | 2009-09-29T23:31:45.00 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.PDG.HHZ. | 2009-09-29T23:31:44.00 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FNVD.HHN. | 2009-09-29T23:31:44.65 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.RAVA.EHZ. | 2009-09-29T23:31:44.90 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.FDMO.HHZ. | 2009-09-29T23:31:44.23 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.SDI.SHZ. | 2009-09-29T23:31:44.75 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.NRCA.SHZ. | 2009-09-29T23:31:43.80 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.BOB.HHN. | 2009-09-29T23:31:43.28 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ORO.SHZ. | 2009-09-29T23:31:42.41 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.MRGE.HHN. | 2009-09-29T23:31:42.20 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.ROVR.HHZ. | 2009-09-29T23:31:41.75 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.CDCA.EHE. | 2009-09-29T23:31:40.93 | 10.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
MN.TRI.HHZ. | 2009-09-29T23:31:40.09 | 1.0 | undecidable | manual | PKP | 0 | 0 | 0 | ||
IV.APPI.EHZ. | 2009-09-29T23:31:34.74 | 0.1 | undecidable | manual | PKP | 0 | 0 | 0 |