A magnitude ML 1.7 earthquake occured in region: 4 km W L'Aquila (AQ), on
and geographic coordinates (lat, lon) 42.3600, 13.3500 at 11 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 |
---|---|---|---|---|
L'Aquila | AQ | 4 | 69753 | 69753 |
Lucoli | AQ | 8 | 1011 | 70764 |
Scoppito | AQ | 8 | 3727 | 74491 |
Tornimparte | AQ | 9 | 3187 | 77678 |
Pizzoli | AQ | 10 | 4326 | 82004 |
Barete | AQ | 12 | 737 | 82741 |
Ocre | AQ | 13 | 1167 | 83908 |
Fossa | AQ | 14 | 721 | 84629 |
Cagnano Amiterno | AQ | 15 | 1369 | 85998 |
Poggio Picenze | AQ | 16 | 1136 | 87134 |
Sant'Eusanio Forconese | AQ | 16 | 394 | 87528 |
Rocca di Cambio | AQ | 18 | 533 | 88061 |
Capitignano | AQ | 18 | 665 | 88726 |
Villa Sant'Angelo | AQ | 18 | 424 | 89150 |
San Demetrio ne' Vestini | AQ | 19 | 1854 | 91004 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.7
ML 1.7 |
2009-02-12 00:40:11 |
42.36 | 13.35 | 11 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 743189 |
Field | Value |
---|---|
Time (UTC) | 2009-02-12 00:40:11 ± 0.19 |
Latitude | 42.3600 ± 0.0063 |
Longitude | 13.3500 ± 0.0207 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 743189 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1666 |
Semi-minor axis of confidence ellipse (meter) | 710 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 86 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1838.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 200 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33994 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 743189 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:03:19 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 743189 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:03:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PTCC.HHE. | 2009-02-12T00:40:27.56 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.PTQR.SHZ. | 2009-02-12T00:40:23.89 | 0.1 | undecidable | manual | Sg | 174 | 37.7289 | -0.297 | 92 | |
IV.FAGN.HHE. | 2009-02-12T00:40:19.89 | 0.1 | undecidable | manual | Sg | 119 | 21.867 | -0.054 | 100 | |
IV.PTQR.SHZ. | 2009-02-12T00:40:19.01 | 0.1 | negative | manual | Pg | 174 | 37.7289 | 0.144 | 95 | |
IV.CAMP.HHE. | 2009-02-12T00:40:19.23 | 0.1 | undecidable | manual | Sg | 14 | 20.0688 | -0.223 | 97 | |
IV.CAMP.HHE. | 2009-02-12T00:40:16.26 | 0.1 | undecidable | manual | Pg | 14 | 20.0688 | 0.128 | 99 | |
IV.FAGN.HHE. | 2009-02-12T00:40:16.77 | 0.1 | undecidable | manual | Pg | 119 | 21.867 | 0.354 | 94 | |
MN.AQU.HHZ. | 2009-02-12T00:40:15.40 | 0.1 | undecidable | manual | Sg | 100 | 4.2957 | -0.256 | 99 | |
MN.AQU.HHZ. | 2009-02-12T00:40:14.14 | 0.1 | negative | manual | Pg | 100 | 4.2957 | 0.2 | 100 | |
IV.PTCC.HHE. | 2009-02-12T00:39:55.63 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.GAVE.SHZ. | 2009-02-12T00:39:48.91 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |