A magnitude Md 2.3 earthquake occured in region: 5 km SE Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.1290, 12.6440 at 5 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 |
---|---|---|---|---|
Valfabbrica | PG | 5 | 3389 | 3389 |
Assisi | PG | 7 | 28299 | 31688 |
Bastia Umbra | PG | 10 | 21874 | 53562 |
Valtopina | PG | 12 | 1398 | 54960 |
Nocera Umbra | PG | 12 | 5839 | 60799 |
Spello | PG | 15 | 8645 | 69444 |
Cannara | PG | 16 | 4305 | 73749 |
Gualdo Tadino | PG | 16 | 15208 | 88957 |
Bettona | PG | 18 | 4367 | 93324 |
Foligno | PG | 20 | 57155 | 150479 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 2.2 |
1990-04-27 02:22:36 |
43.129 | 12.644 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 115329 |
Field | Value |
---|---|
Time (UTC) | 1990-04-27 02:22:36 ± 0.198 |
Latitude | 43.1290 ± 0.0086 |
Longitude | 12.6440 ± 0.0167 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 115329 |
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) | 1659.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 140 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00057 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00899 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 115329 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:47:15 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 115329 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PGD.Z. | 1990-04-27T02:22:57.29 | 10.0 | undecidable | manual | PG | 318 | 0.999 | 0.25 | 1.1 | |
--.RM8.Z. | 1990-04-27T02:22:54.18 | 10.0 | undecidable | manual | SG | 112 | 0.444 | 0.11 | 0.8 | |
--.ARV.Z. | 1990-04-27T02:22:53.83 | 10.0 | undecidable | manual | SG | 30 | 0.4218 | 0.4 | 0.6 | |
--.CIO.Z. | 1990-04-27T02:22:52.14 | 10.0 | undecidable | manual | SG | 79 | 0.3663 | 0.97 | 0.1 | |
--.MNS.Z. | 1990-04-27T02:22:52.79 | 10.0 | undecidable | manual | PG | 177 | 0.7326 | 0.52 | 0.8 | |
--.RM8.Z. | 1990-04-27T02:22:46.90 | 10.0 | undecidable | manual | PG | 112 | 0.444 | -0.69 | 0.7 | |
--.ARV.Z. | 1990-04-27T02:22:45.88 | 10.0 | undecidable | manual | PG | 30 | 0.4218 | -0.53 | 1.1 | |
--.CIO.Z. | 1990-04-27T02:22:45.17 | 10.0 | undecidable | manual | PG | 79 | 0.3663 | 0.07 | 2.1 | |
--.ASS.Z. | 1990-04-27T02:22:39.97 | 10.0 | undecidable | manual | SG | 174 | 0.0666 | 0.05 | 0.8 | |
--.ASS.Z. | 1990-04-27T02:22:38.36 | 10.0 | undecidable | manual | PG | 174 | 0.0666 | -0.25 | 1.8 |