A magnitude Md 2.4 earthquake occured in region: 6 km SE Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7420, 13.3510 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 6 | 1178 | 1178 |
Acquasanta Terme | AP | 6 | 2916 | 4094 |
Accumoli | RI | 10 | 667 | 4761 |
Montegallo | AP | 11 | 523 | 5284 |
Valle Castellana | TE | 12 | 977 | 6261 |
Amatrice | RI | 13 | 2657 | 8918 |
Rocca Santa Maria | TE | 16 | 537 | 9455 |
Roccafluvione | AP | 17 | 2010 | 11465 |
Montemonaco | AP | 18 | 604 | 12069 |
Cortino | TE | 19 | 656 | 12725 |
Venarotta | AP | 20 | 2066 | 14791 |
Palmiano | AP | 20 | 196 | 14987 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4 | 1985-03-27 01:33:33 |
42.742 | 13.351 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 3709 |
Field | Value |
---|---|
Time (UTC) | 1985-03-27 01:33:33 ± 0.628 |
Latitude | 42.7420 ± 0.0216 |
Longitude | 13.3510 ± 0.0564 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 3709 |
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) | 5197.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 195 |
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) | 0.7 |
Epicentral distance of station closest to the epicenter (degree) | 0.00308 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00729 |
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 | 2.4 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | Md |
Reference to an origin | 3709 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:08:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AR1.Z. | 1985-03-27T01:34:01.50 | 10.0 | undecidable | manual | SG | 338 | 0.8103 | 0.01 | 0.6 | |
--.MNS.Z. | 1985-03-27T01:33:54.00 | 10.0 | undecidable | manual | SG | 234 | 0.5994 | -0.94 | 0.4 | |
--.AS1.Z. | 1985-03-27T01:33:52.50 | 10.0 | undecidable | manual | SG | 302 | 0.5994 | -2.27 | 0 | |
--.AR1.Z. | 1985-03-27T01:33:49.50 | 10.0 | undecidable | manual | PG | 338 | 0.8103 | -0.16 | 1.5 | |
--.PO9.Z. | 1985-03-27T01:33:46.00 | 10.0 | undecidable | manual | SG | 241 | 0.3441 | -0.45 | 0.6 | |
--.AS1.Z. | 1985-03-27T01:33:46.50 | 10.0 | undecidable | manual | PG | 302 | 0.5994 | 0.73 | 1.3 | |
--.MNS.Z. | 1985-03-27T01:33:45.50 | 10.0 | undecidable | manual | PG | 234 | 0.5994 | -0.38 | 1.6 | |
--.PO9.Z. | 1985-03-27T01:33:42.00 | 10.0 | positive | manual | PG | 241 | 0.3441 | 1.03 | 1.8 | |
--.AQU.Z. | 1985-03-27T01:33:41.00 | 10.0 | undecidable | manual | PG | 174 | 0.3885 | -0.82 | 1.2 |