A magnitude Md 2.3 earthquake occured in region: 7 km NW Sellano (PG), on
and geographic coordinates (lat, lon) 42.9340, 12.8750 at 19 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Sellano | PG | 7 | 1079 | 1079 |
Trevi | PG | 12 | 8469 | 9548 |
Monte Cavallo | MC | 12 | 145 | 9693 |
Cerreto di Spoleto | PG | 13 | 1075 | 10768 |
Foligno | PG | 14 | 57155 | 67923 |
Preci | PG | 15 | 724 | 68647 |
Campello sul Clitunno | PG | 15 | 2442 | 71089 |
Serravalle di Chienti | MC | 17 | 1070 | 72159 |
Valtopina | PG | 17 | 1398 | 73557 |
Visso | MC | 17 | 1107 | 74664 |
Spello | PG | 18 | 8645 | 83309 |
Vallo di Nera | PG | 18 | 364 | 83673 |
Montefalco | PG | 19 | 5679 | 89352 |
Pieve Torina | MC | 19 | 1458 | 90810 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1998-07-20 22:55:59 |
42.934 | 12.875 | 19 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 345869 |
Field | Value |
---|---|
Time (UTC) | 1998-07-20 22:55:59 ± 0.37 |
Latitude | 42.9340 ± 0.0101 |
Longitude | 12.8750 ± 0.0203 |
Depth (km) | 19 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 345869 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
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) | 1998.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 113 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00178 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00510 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 345869 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:23:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1998-07-20T22:56:19.76 | 10.0 | undecidable | manual | SG | 5 | 0.5661 | -0.09 | 0.5 | |
--.MNS.Z. | 1998-07-20T22:56:18.76 | 10.0 | undecidable | manual | SG | 194 | 0.5661 | -1.09 | 0 | |
--.SNTG.Z. | 1998-07-20T22:56:12.21 | 10.0 | undecidable | manual | SG | 8 | 0.3219 | -0.13 | 0.6 | |
--.MNS.Z. | 1998-07-20T22:56:11.60 | 10.0 | undecidable | manual | PG | 194 | 0.5661 | 0.35 | 0.7 | |
--.ARV.Z. | 1998-07-20T22:56:10.93 | 10.0 | undecidable | manual | PG | 5 | 0.5661 | -0.31 | 0.8 | |
--.ASS.Z. | 1998-07-20T22:56:08.88 | 10.0 | undecidable | manual | SG | 308 | 0.2109 | -0.14 | 0.6 | |
--.NRCA.Z. | 1998-07-20T22:56:08.40 | 10.0 | undecidable | manual | SG | 120 | 0.1998 | -0.45 | 0.2 | |
--.SNTG.Z. | 1998-07-20T22:56:06.91 | 10.0 | positive | manual | PG | 8 | 0.3219 | -0.01 | 3.1 | |
--.NRCA.Z. | 1998-07-20T22:56:05.10 | 10.0 | negative | manual | PG | 120 | 0.1998 | 0.21 | 2.5 | |
--.ASS.Z. | 1998-07-20T22:56:05.30 | 10.0 | undecidable | manual | PG | 308 | 0.2109 | 0.3 | 1 |