A magnitude Md 2.2 earthquake occured in region: 6 km SW Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8570, 13.1110 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 6 | 281 | 281 |
Preci | PG | 6 | 724 | 1005 |
Norcia | PG | 7 | 4957 | 5962 |
Visso | MC | 9 | 1107 | 7069 |
Ussita | MC | 10 | 444 | 7513 |
Sellano | PG | 15 | 1079 | 8592 |
Cerreto di Spoleto | PG | 16 | 1075 | 9667 |
Cascia | PG | 17 | 3217 | 12884 |
Monte Cavallo | MC | 18 | 145 | 13029 |
Arquata del Tronto | AP | 18 | 1178 | 14207 |
Bolognola | MC | 18 | 142 | 14349 |
Montegallo | AP | 18 | 523 | 14872 |
Montemonaco | AP | 18 | 604 | 15476 |
Acquacanina | MC | 20 | 121 | 15597 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1997-11-28 20:34:22 |
42.857 | 13.111 | 19 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 314399 |
Field | Value |
---|---|
Time (UTC) | 1997-11-28 20:34:22 ± 0.137 |
Latitude | 42.8570 ± 0.0046 |
Longitude | 13.1110 ± 0.0181 |
Depth (km) | 19 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 314399 |
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) | 1560.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 187 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00016 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00777 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 314399 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:54:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1997-11-28T20:34:46.24 | 10.0 | undecidable | manual | SG | 349 | 0.6438 | 0.38 | 0.1 | |
--.MNS.Z. | 1997-11-28T20:34:43.23 | 10.0 | undecidable | manual | SG | 213 | 0.5661 | 0.02 | 0.8 | |
--.FB9.Z. | 1997-11-28T20:34:39.85 | 10.0 | undecidable | manual | PN | 343 | 0.8658 | 0.02 | 1.5 | |
--.ASS.Z. | 1997-11-28T20:34:38.70 | 10.0 | undecidable | manual | SG | 301 | 0.3885 | 0.36 | 0.2 | |
--.SNTG.Z. | 1997-11-28T20:34:38.39 | 10.0 | undecidable | manual | SG | 342 | 0.4107 | -0.02 | 0.9 | |
--.ARV.Z. | 1997-11-28T20:34:36.70 | 10.0 | undecidable | manual | PG | 349 | 0.6438 | -0.05 | 1.7 | |
--.MNS.Z. | 1997-11-28T20:34:34.64 | 10.0 | undecidable | manual | PG | 213 | 0.5661 | 0.05 | 1.9 | |
--.SNTG.Z. | 1997-11-28T20:34:31.71 | 10.0 | undecidable | manual | PG | 342 | 0.4107 | -0.11 | 1.9 | |
--.ASS.Z. | 1997-11-28T20:34:31.90 | 10.0 | undecidable | manual | PG | 301 | 0.3885 | -0.32 | 0.6 | |
--.NRCA.Z. | 1997-11-28T20:34:28.50 | 10.0 | undecidable | manual | SG | 176 | 0.0222 | -0.32 | 0.3 | |
--.NRCA.Z. | 1997-11-28T20:34:26.52 | 10.0 | undecidable | manual | PG | 176 | 0.0222 | 0.24 | 1.1 |