A magnitude Md 2.4 earthquake occured in region: 1 km NE Visso (MC), on
and geographic coordinates (lat, lon) 42.9400, 13.1030 at 0 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 |
---|---|---|---|---|
Visso | MC | 2 | 1107 | 1107 |
Ussita | MC | 3 | 444 | 1551 |
Castelsantangelo sul Nera | MC | 7 | 281 | 1832 |
Preci | PG | 9 | 724 | 2556 |
Monte Cavallo | MC | 10 | 145 | 2701 |
Fiordimonte | MC | 11 | 202 | 2903 |
Fiastra | MC | 12 | 559 | 3462 |
Acquacanina | MC | 12 | 121 | 3583 |
Bolognola | MC | 12 | 142 | 3725 |
Pieve Torina | MC | 12 | 1458 | 5183 |
Pievebovigliana | MC | 14 | 866 | 6049 |
Sellano | PG | 15 | 1079 | 7128 |
Norcia | PG | 16 | 4957 | 12085 |
Muccia | MC | 17 | 915 | 13000 |
Montemonaco | AP | 19 | 604 | 13604 |
Serravalle di Chienti | MC | 19 | 1070 | 14674 |
Sarnano | MC | 19 | 3264 | 17938 |
Montefortino | FM | 20 | 1178 | 19116 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4 | 1987-12-17 18:28:35 |
42.94 | 13.103 | 0 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 59679 |
Field | Value |
---|---|
Time (UTC) | 1987-12-17 18:28:35 ± 0.323 |
Latitude | 42.9400 ± 0.0160 |
Longitude | 13.1030 ± 0.0200 |
Depth (km) | 0 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 59679 |
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) | 2411.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00227 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01198 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 59679 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:57:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AM8.Z. | 1987-12-17T18:29:03.30 | 10.0 | undecidable | manual | SG | 30 | 0.6993 | 0.58 | 0.4 | |
--.SDI.Z. | 1987-12-17T18:29:03.50 | 10.0 | undecidable | manual | PN | 156 | 1.332 | 1.65 | 0.1 | |
--.ARV.Z. | 1987-12-17T18:28:56.72 | 10.0 | undecidable | manual | SG | 348 | 0.5661 | -1.2 | 0.2 | |
--.AQU.Z. | 1987-12-17T18:28:50.00 | 10.0 | undecidable | manual | PG | 159 | 0.6216 | 0.3 | 1.5 | |
--.AM8.Z. | 1987-12-17T18:28:50.75 | 10.0 | undecidable | manual | PG | 30 | 0.6993 | -0.5 | 1.2 | |
--.ALP.Z. | 1987-12-17T18:28:49.57 | 10.0 | undecidable | manual | SG | 114 | 0.3663 | -0.84 | 0.3 | |
--.ASS.Z. | 1987-12-17T18:28:49.47 | 10.0 | undecidable | manual | SG | 290 | 0.3552 | 0 | 0.7 | |
--.ARV.Z. | 1987-12-17T18:28:48.20 | 10.0 | undecidable | manual | PG | 348 | 0.5661 | -0.43 | 1.4 | |
--.CM8.Z. | 1987-12-17T18:28:46.90 | 10.0 | undecidable | manual | SG | 6 | 0.2553 | 1.07 | 0.2 | |
--.MC8.Z. | 1987-12-17T18:28:45.70 | 10.0 | undecidable | manual | PG | 33 | 0.4107 | 0.37 | 1.6 | |
--.ALP.Z. | 1987-12-17T18:28:43.32 | 10.0 | undecidable | manual | PG | 114 | 0.3663 | -0.97 | 0.7 | |
--.ASS.Z. | 1987-12-17T18:28:43.58 | 10.0 | positive | manual | PG | 290 | 0.3552 | -0.17 | 3.3 | |
--.CM8.Z. | 1987-12-17T18:28:42.27 | 10.0 | undecidable | manual | PG | 6 | 0.2553 | 0.63 | 1.3 |