A magnitude Md 2.0 earthquake occured in region: 2 km W Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.9030, 13.1340 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 2 | 281 | 281 |
Ussita | MC | 5 | 444 | 725 |
Visso | MC | 5 | 1107 | 1832 |
Preci | PG | 8 | 724 | 2556 |
Norcia | PG | 13 | 4957 | 7513 |
Bolognola | MC | 13 | 142 | 7655 |
Acquacanina | MC | 15 | 121 | 7776 |
Monte Cavallo | MC | 15 | 145 | 7921 |
Fiastra | MC | 15 | 559 | 8480 |
Fiordimonte | MC | 15 | 202 | 8682 |
Montemonaco | AP | 16 | 604 | 9286 |
Sellano | PG | 17 | 1079 | 10365 |
Pieve Torina | MC | 17 | 1458 | 11823 |
Montefortino | FM | 18 | 1178 | 13001 |
Montegallo | AP | 18 | 523 | 13524 |
Pievebovigliana | MC | 18 | 866 | 14390 |
Arquata del Tronto | AP | 20 | 1178 | 15568 |
Cerreto di Spoleto | PG | 20 | 1075 | 16643 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0 | 1987-09-14 18:12:16 |
42.903 | 13.134 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 55269 |
Field | Value |
---|---|
Time (UTC) | 1987-09-14 18:12:16 ± 0.348 |
Latitude | 42.9030 ± 0.0187 |
Longitude | 13.1340 ± 0.0215 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 55269 |
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) | 2713.1 |
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 | 8 |
Number of defining phases | 8 |
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) | 0.00259 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00550 |
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 | 2.0 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 55269 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:53:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1987-09-14T18:12:38.50 | 10.0 | undecidable | manual | SG | 346 | 0.6105 | 0.27 | 0.6 | |
--.ASS.Z. | 1987-09-14T18:12:31.50 | 10.0 | undecidable | manual | SG | 294 | 0.3885 | 0.5 | 0.5 | |
--.ALP.Z. | 1987-09-14T18:12:30.24 | 10.0 | undecidable | manual | SG | 110 | 0.333 | 0.74 | 0.5 | |
--.CM8.Z. | 1987-09-14T18:12:28.48 | 10.0 | undecidable | manual | SG | 1 | 0.2886 | 0.51 | 0.8 | |
--.ARV.Z. | 1987-09-14T18:12:28.50 | 10.0 | undecidable | manual | PG | 346 | 0.6105 | -0.62 | 1 | |
--.ASS.Z. | 1987-09-14T18:12:25.00 | 10.0 | undecidable | manual | PG | 294 | 0.3885 | 0.05 | 2.3 | |
--.ALP.Z. | 1987-09-14T18:12:23.50 | 10.0 | undecidable | manual | PG? | 110 | 0.333 | -1.03 | 0.2 | |
--.CM8.Z. | 1987-09-14T18:12:22.93 | 10.0 | undecidable | manual | PG | 1 | 0.2886 | -0.27 | 2.1 |