A magnitude Md 2.5 earthquake occured in region: 7 km E Cascia (PG), on
and geographic coordinates (lat, lon) 42.7210, 13.0980 at 27 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 |
---|---|---|---|---|
Cascia | PG | 7 | 3217 | 3217 |
Norcia | PG | 8 | 4957 | 8174 |
Cittareale | RI | 13 | 482 | 8656 |
Accumoli | RI | 13 | 667 | 9323 |
Poggiodomo | PG | 13 | 117 | 9440 |
Monteleone di Spoleto | PG | 14 | 599 | 10039 |
Arquata del Tronto | AP | 17 | 1178 | 11217 |
Preci | PG | 18 | 724 | 11941 |
Cerreto di Spoleto | PG | 18 | 1075 | 13016 |
Amatrice | RI | 19 | 2657 | 15673 |
Castelsantangelo sul Nera | MC | 20 | 281 | 15954 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1985-02-06 18:41:50 |
42.721 | 13.098 | 27 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 1209 |
Field | Value |
---|---|
Time (UTC) | 1985-02-06 18:41:50 ± 0.187 |
Latitude | 42.7210 ± 0.0088 |
Longitude | 13.0980 ± 0.0121 |
Depth (km) | 27 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 1209 |
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) | 1393.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 192 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.00162 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00421 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 1209 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:06:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AS1.Z. | 1985-02-06T18:42:08.00 | 10.0 | undecidable | manual | SG | 316 | 0.4662 | -0.4 | 0.1 | |
--.MNS.Z. | 1985-02-06T18:42:07.80 | 10.0 | undecidable | manual | SG | 222 | 0.444 | -0.09 | 0.6 | |
--.PO9.Z. | 1985-02-06T18:42:01.00 | 10.0 | undecidable | manual | SG | 218 | 0.1776 | 0.21 | 0.6 | |
--.AS1.Z. | 1985-02-06T18:42:01.00 | 10.0 | undecidable | manual | PG | 316 | 0.4662 | 0.23 | 0.8 | |
--.MNS.Z. | 1985-02-06T18:42:00.50 | 10.0 | undecidable | manual | PG | 222 | 0.444 | 0.02 | 1.8 | |
--.AQU.Z. | 1985-02-06T18:42:00.00 | 10.0 | undecidable | manual | PG | 148 | 0.4218 | -0.05 | 1.8 | |
--.PO9.Z. | 1985-02-06T18:41:56.20 | 10.0 | undecidable | manual | PG | 218 | 0.1776 | -0.17 | 1.3 |