A magnitude ML 1.2 earthquake occured in region: 5 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7900, 13.1560 at 12 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 |
---|---|---|---|---|
Norcia | PG | 5 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 12 | 281 | 5238 |
Arquata del Tronto | AP | 12 | 1178 | 6416 |
Accumoli | RI | 13 | 667 | 7083 |
Preci | PG | 14 | 724 | 7807 |
Cascia | PG | 14 | 3217 | 11024 |
Montegallo | AP | 16 | 523 | 11547 |
Visso | MC | 17 | 1107 | 12654 |
Ussita | MC | 17 | 444 | 13098 |
Montemonaco | AP | 19 | 604 | 13702 |
Cittareale | RI | 19 | 482 | 14184 |
Cerreto di Spoleto | PG | 20 | 1075 | 15259 |
Poggiodomo | PG | 20 | 117 | 15376 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.6
ML 1.2 |
2009-03-04 08:39:39 |
42.79 | 13.156 | 12 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 747949 |
Field | Value |
---|---|
Time (UTC) | 2009-03-04 08:39:39 ± 0.1 |
Latitude | 42.7900 ± 0.0036 |
Longitude | 13.1560 ± 0.0123 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 747949 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1017 |
Semi-minor axis of confidence ellipse (meter) | 857 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 348 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1077.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 216 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.05306 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28239 |
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 | 1.2 |
Uncertainty | 0.6 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 747949 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:08:36 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 747949 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:08:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HHN. | 2009-03-04T08:39:50.22 | 0.1 | undecidable | manual | Sg | 319 | 31.3464 | 0.165 | 48 | |
IV.FDMO.HHN. | 2009-03-04T08:39:49.11 | 0.1 | undecidable | manual | Sg | 348 | 27.8499 | -0.014 | 49 | |
IV.LNSS.HHN. | 2009-03-04T08:39:47.74 | 0.1 | undecidable | manual | Sg | 204 | 22.8549 | -0.039 | 50 | |
IV.CESI.HHN. | 2009-03-04T08:39:45.34 | 0.1 | undecidable | manual | Pg | 319 | 31.3464 | -0.134 | 96 | |
IV.FDMO.HHN. | 2009-03-04T08:39:44.93 | 0.1 | undecidable | manual | Pg | 348 | 27.8499 | -0.006 | 99 | |
IV.LNSS.HHN. | 2009-03-04T08:39:44.18 | 0.1 | undecidable | manual | Pg | 204 | 22.8549 | 0.02 | 100 | |
IV.NRCA.HHZ. | 2009-03-04T08:39:43.62 | 0.1 | undecidable | manual | Sg | 325 | 5.8941 | -0.167 | 50 | |
IV.NRCA.HHZ. | 2009-03-04T08:39:42.00 | 0.1 | undecidable | manual | Pg | 325 | 5.8941 | 0.146 | 100 |