A magnitude Md 2.4 earthquake occured in region: 4 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7260, 13.2290 at 5 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 |
---|---|---|---|---|
Accumoli | RI | 4 | 667 | 667 |
Arquata del Tronto | AP | 8 | 1178 | 1845 |
Amatrice | RI | 12 | 2657 | 4502 |
Cittareale | RI | 13 | 482 | 4984 |
Norcia | PG | 13 | 4957 | 9941 |
Montegallo | AP | 16 | 523 | 10464 |
Acquasanta Terme | AP | 16 | 2916 | 13380 |
Cascia | PG | 18 | 3217 | 16597 |
Castelsantangelo sul Nera | MC | 20 | 281 | 16878 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4
ML-VAX 1.7 |
1987-11-18 03:42:26 |
42.726 | 13.229 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 58649 |
Field | Value |
---|---|
Time (UTC) | 1987-11-18 03:42:26 ± 0.188 |
Latitude | 42.7260 ± 0.0108 |
Longitude | 13.2290 ± 0.0154 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 58649 |
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) | 1738.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
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) | 0.00988 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | Md |
Reference to an origin | 58649 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:56:07 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 58649 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CP9.Z. | 1987-11-18T03:42:59.23 | 10.0 | undecidable | manual | SG | 193 | 0.8769 | 1.24 | 0.2 | |
--.AM8.Z. | 1987-11-18T03:42:59.12 | 10.0 | undecidable | manual | SG | 18 | 0.8658 | 1.84 | 0 | |
--.ARV.Z. | 1987-11-18T03:42:55.95 | 10.0 | undecidable | manual | SG | 345 | 0.7881 | 0.79 | 0.4 | |
--.AZ9.Z. | 1987-11-18T03:42:53.80 | 10.0 | undecidable | manual | SG | 168 | 0.7437 | 0.14 | 0.7 | |
--.SDI.Z. | 1987-11-18T03:42:48.40 | 10.0 | undecidable | manual | PN | 157 | 1.0989 | -0.57 | 1 | |
--.ASS.Z. | 1987-11-18T03:42:46.84 | 10.0 | undecidable | manual | SG | 308 | 0.5328 | 0.03 | 0.7 | |
--.MNS.Z. | 1987-11-18T03:42:46.72 | 10.0 | undecidable | manual | SG | 230 | 0.5217 | 0.26 | 0.7 | |
--.CP9.Z. | 1987-11-18T03:42:45.98 | 10.0 | undecidable | manual | PG | 193 | 0.8769 | 1.25 | 0.4 | |
--.AM8.Z. | 1987-11-18T03:42:44.36 | 10.0 | undecidable | manual | PG | 18 | 0.8658 | 0.04 | 1.6 | |
--.ARV.Z. | 1987-11-18T03:42:42.70 | 10.0 | undecidable | manual | PG | 345 | 0.7881 | -1.03 | 0.6 | |
--.AZ9.Z. | 1987-11-18T03:42:42.00 | 10.0 | undecidable | manual | PG | 168 | 0.7437 | -0.23 | 1.6 | |
--.AQU.Z. | 1987-11-18T03:42:41.20 | 10.0 | undecidable | manual | SG | 161 | 0.3885 | -0.67 | 0.5 | |
--.MNS.Z. | 1987-11-18T03:42:37.65 | 10.0 | undecidable | manual | PG | 230 | 0.5217 | -0.42 | 1.6 | |
--.ASS.Z. | 1987-11-18T03:42:37.71 | 10.0 | undecidable | manual | PG | 308 | 0.5328 | -0.56 | 1.4 | |
--.CM8.Z. | 1987-11-18T03:42:36.35 | 10.0 | undecidable | manual | PG | 352 | 0.4662 | -0.68 | 1.2 | |
--.ALP.Z. | 1987-11-18T03:42:36.62 | 10.0 | undecidable | manual | SG | 77 | 0.2553 | 0.06 | 1.1 | |
--.AQU.Z. | 1987-11-18T03:42:34.50 | 10.0 | undecidable | manual | PG | 161 | 0.3885 | -0.93 | 0.8 | |
--.ALP.Z. | 1987-11-18T03:42:32.27 | 10.0 | positive | manual | PG | 77 | 0.2553 | -0.09 | 3.6 |