A magnitude Md 2.3 earthquake occured in region: 11 km SW Gubbio (PG), on
and geographic coordinates (lat, lon) 43.2620, 12.5200 at 10 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 |
---|---|---|---|---|
Gubbio | PG | 11 | 32216 | 32216 |
Valfabbrica | PG | 13 | 3389 | 35605 |
Umbertide | PG | 16 | 16681 | 52286 |
Costacciaro | PG | 19 | 1216 | 53502 |
Montone | PG | 19 | 1680 | 55182 |
Sigillo | PG | 20 | 2404 | 57586 |
Scheggia e Pascelupo | PG | 20 | 1393 | 58979 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 1.6 |
1987-12-27 03:40:03 |
43.262 | 12.52 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 60029 |
Field | Value |
---|---|
Time (UTC) | 1987-12-27 03:40:03 ± 0.901 |
Latitude | 43.2620 ± 0.0258 |
Longitude | 12.5200 ± 0.0780 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 60029 |
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) | 6936.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 239 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.7 |
Epicentral distance of station closest to the epicenter (degree) | 0.00194 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00809 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 60029 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:57:19 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 60029 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ALP.Z. | 1987-12-27T03:40:34.80 | 10.0 | undecidable | manual | SG | 121 | 0.8991 | 0.5 | 0.6 | |
--.ALP.Z. | 1987-12-27T03:40:22.43 | 10.0 | undecidable | manual | PG | 121 | 0.8991 | 1.2 | 0.8 | |
--.MNS.Z. | 1987-12-27T03:40:21.59 | 10.0 | undecidable | manual | PG? | 172 | 0.8769 | 0.72 | 0.6 | |
--.ARV.Z. | 1987-12-27T03:40:16.85 | 10.0 | undecidable | manual | SG | 52 | 0.3885 | -0.91 | 0.5 | |
--.ARV.Z. | 1987-12-27T03:40:11.75 | 10.0 | undecidable | manual | PG | 52 | 0.3885 | 0.07 | 2.5 | |
--.ASS.Z. | 1987-12-27T03:40:10.80 | 10.0 | undecidable | manual | SG | 154 | 0.2109 | -1.6 | 0.2 | |
--.ASS.Z. | 1987-12-27T03:40:07.99 | 10.0 | undecidable | manual | PG | 154 | 0.2109 | -0.59 | 1.9 |