A magnitude Md 2.3 earthquake occured in region: 4 km NW Poggiodomo (PG), on
and geographic coordinates (lat, lon) 42.7460, 12.9180 at 16 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 |
---|---|---|---|---|
Poggiodomo | PG | 4 | 117 | 117 |
Vallo di Nera | PG | 5 | 364 | 481 |
Sant'Anatolia di Narco | PG | 7 | 564 | 1045 |
Scheggino | PG | 8 | 461 | 1506 |
Cerreto di Spoleto | PG | 8 | 1075 | 2581 |
Cascia | PG | 8 | 3217 | 5798 |
Monteleone di Spoleto | PG | 11 | 599 | 6397 |
Campello sul Clitunno | PG | 14 | 2442 | 8839 |
Spoleto | PG | 15 | 38218 | 47057 |
Norcia | PG | 15 | 4957 | 52014 |
Sellano | PG | 16 | 1079 | 53093 |
Ferentillo | TR | 17 | 1913 | 55006 |
Preci | PG | 18 | 724 | 55730 |
Polino | TR | 19 | 233 | 55963 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1988-11-18 04:51:30 |
42.746 | 12.918 | 16 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 81389 |
Field | Value |
---|---|
Time (UTC) | 1988-11-18 04:51:30 ± 0.333 |
Latitude | 42.7460 ± 0.0126 |
Longitude | 12.9180 ± 0.0592 |
Depth (km) | 16 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 81389 |
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) | 5032.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 145 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00332 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01101 |
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 | 2 |
Type of magnitude | Md |
Reference to an origin | 81389 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:16:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1988-11-18T04:51:57.51 | 10.0 | undecidable | manual | SG | 1 | 0.7437 | 0.6 | 0.4 | |
--.SDI.Z. | 1988-11-18T04:51:52.35 | 10.0 | undecidable | manual | PN | 147 | 1.221 | -0.63 | 0.7 | |
--.CRE.Z. | 1988-11-18T04:51:52.00 | 10.0 | undecidable | manual | PN | 321 | 1.11 | 0.49 | 1 | |
--.ARV.Z. | 1988-11-18T04:51:46.48 | 10.0 | undecidable | manual | PG | 1 | 0.7437 | 0.63 | 0.9 | |
--.MNS.Z. | 1988-11-18T04:51:46.27 | 10.0 | undecidable | manual | SG | 205 | 0.3996 | 0.54 | 0.5 | |
--.ASS.Z. | 1988-11-18T04:51:43.96 | 10.0 | undecidable | manual | SG | 328 | 0.3663 | -0.8 | 0.3 | |
--.MNS.Z. | 1988-11-18T04:51:39.51 | 10.0 | negative | manual | PG | 205 | 0.3996 | 0.11 | 3.6 | |
--.ASS.Z. | 1988-11-18T04:51:37.99 | 10.0 | undecidable | manual | PG | 328 | 0.3663 | -0.85 | 0.6 |