A magnitude Md 2.2 earthquake occured in region: 5 km SW Monte Cavallo (MC), on
and geographic coordinates (lat, lon) 42.9520, 12.9780 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 |
---|---|---|---|---|
Monte Cavallo | MC | 5 | 145 | 145 |
Sellano | PG | 8 | 1079 | 1224 |
Visso | MC | 9 | 1107 | 2331 |
Preci | PG | 10 | 724 | 3055 |
Pieve Torina | MC | 12 | 1458 | 4513 |
Fiordimonte | MC | 13 | 202 | 4715 |
Ussita | MC | 13 | 444 | 5159 |
Serravalle di Chienti | MC | 14 | 1070 | 6229 |
Pievebovigliana | MC | 15 | 866 | 7095 |
Cerreto di Spoleto | PG | 16 | 1075 | 8170 |
Muccia | MC | 16 | 915 | 9085 |
Castelsantangelo sul Nera | MC | 16 | 281 | 9366 |
Fiastra | MC | 17 | 559 | 9925 |
Acquacanina | MC | 18 | 121 | 10046 |
Norcia | PG | 20 | 4957 | 15003 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1988-12-06 22:46:45 |
42.952 | 12.978 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 82769 |
Field | Value |
---|---|
Time (UTC) | 1988-12-06 22:46:45 ± 0.227 |
Latitude | 42.9520 ± 0.0130 |
Longitude | 12.9780 ± 0.0148 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 82769 |
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) | 1886.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 183 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
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) | 0.00170 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00486 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 82769 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:17:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ALP.Z. | 1988-12-06T22:47:03.10 | 10.0 | undecidable | manual | SG | 111 | 0.4551 | 0.3 | 0.5 | |
--.ARV.Z. | 1988-12-06T22:46:57.40 | 10.0 | undecidable | manual | PG | 357 | 0.5439 | 0.19 | 0.9 | |
--.CIO.Z. | 1988-12-06T22:46:56.80 | 10.0 | undecidable | manual | SG | 26 | 0.2664 | 0.21 | 0.7 | |
--.ALP.Z. | 1988-12-06T22:46:55.90 | 10.0 | undecidable | manual | PG | 111 | 0.4551 | 0.2 | 1 | |
--.ASS.Z. | 1988-12-06T22:46:55.60 | 10.0 | undecidable | manual | SG | 295 | 0.2553 | -0.7 | 0.1 | |
--.SS8.Z. | 1988-12-06T22:46:53.40 | 10.0 | undecidable | manual | SG | 73 | 0.1887 | -0.67 | 0.1 | |
--.ASS.Z. | 1988-12-06T22:46:52.20 | 10.0 | undecidable | manual | PG | 295 | 0.2553 | 0.27 | 1.1 | |
--.CIO.Z. | 1988-12-06T22:46:52.30 | 10.0 | undecidable | manual | PG | 26 | 0.2664 | 0.2 | 2.5 | |
--.SS8.Z. | 1988-12-06T22:46:50.40 | 10.0 | undecidable | manual | PG | 73 | 0.1887 | -0.25 | 2.2 |