A magnitude ML 0.4 earthquake occured in region: 2 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7070, 13.2320 at 8 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 | 2 | 667 | 667 |
Arquata del Tronto | AP | 9 | 1178 | 1845 |
Amatrice | RI | 10 | 2657 | 4502 |
Cittareale | RI | 11 | 482 | 4984 |
Norcia | PG | 15 | 4957 | 9941 |
Acquasanta Terme | AP | 16 | 2916 | 12857 |
Montegallo | AP | 17 | 523 | 13380 |
Cascia | PG | 18 | 3217 | 16597 |
Campotosto | AQ | 20 | 542 | 17139 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.7
ML 0.4 |
2012-02-25 00:17:41 |
42.707 | 13.232 | 9 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 1343289 |
Field | Value |
---|---|
Time (UTC) | 2012-02-25 00:17:41 ± 0.09 |
Latitude | 42.7070 ± 0.0018 |
Longitude | 13.2320 ± 0.0024 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 1343289 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 190 |
Semi-minor axis of confidence ellipse (meter) | 75 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 230 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 282.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.06 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.17537 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 1343289 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 02:46:53 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 1343289 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 02:46:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LNSS.HHN. | 2012-02-25T00:17:49.37 | 0.6 | undecidable | manual | Sg | 234 | 19.4694 | 0.043 | 49 | |
IV.FAGN.HHE. | 2012-02-25T00:17:48.73 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.NRCA.HHE. | 2012-02-25T00:17:48.55 | 0.3 | undecidable | manual | Sg | 326 | 17.0718 | -0.031 | 74 | |
IV.SMA1.EHE. | 2012-02-25T00:17:47.05 | 0.3 | undecidable | manual | Sg | 135 | 11.877 | 0.003 | 75 | |
IV.LNSS.HHN. | 2012-02-25T00:17:46.17 | 0.3 | undecidable | manual | Pg | 234 | 19.4694 | -0.05 | 73 | |
IV.NRCA.HHE. | 2012-02-25T00:17:45.83 | 0.1 | undecidable | manual | Pg | 326 | 17.0718 | 0.041 | 98 | |
IV.SMA1.EHE. | 2012-02-25T00:17:44.90 | 0.1 | undecidable | manual | Pg | 135 | 11.877 | -0.004 | 100 |