A magnitude ML 0.4 earthquake occured in region: 2 km W Murlo (SI), on
and geographic coordinates (lat, lon) 43.1730, 11.3670 at 3 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 |
---|---|---|---|---|
Murlo | SI | 2 | 2389 | 2389 |
Monteroni d'Arbia | SI | 8 | 9088 | 11477 |
Buonconvento | SI | 10 | 3173 | 14650 |
Monticiano | SI | 16 | 1571 | 16221 |
Montalcino | SI | 16 | 5093 | 21314 |
Sovicille | SI | 16 | 10116 | 31430 |
Siena | SI | 17 | 53903 | 85333 |
Asciano | SI | 17 | 7118 | 92451 |
San Giovanni d'Asso | SI | 18 | 853 | 93304 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML 0.4 |
2007-04-09 19:24:22 |
43.173 | 11.367 | 3 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 623569 |
Field | Value |
---|---|
Time (UTC) | 2007-04-09 19:24:22 ± 0.14 |
Latitude | 43.1730 ± 0.0063 |
Longitude | 11.3670 ± 0.0123 |
Depth (km) | 3 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 623569 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1053 |
Semi-minor axis of confidence ellipse (meter) | 684 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 105 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1220.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 104 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.41 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.72036 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.0 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 623569 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 11:52:47 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 623569 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 11:52:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BADI.EHE. | 2007-04-09T19:24:37.21 | 0.3 | undecidable | manual | Pg | 62 | 79.9644 | -0.041 | 69 | |
IV.ARCI.HHN. | 2007-04-09T19:24:35.53 | 0.1 | undecidable | manual | Sg | 166 | 36.741 | 0.286 | 48 | |
IV.CSNT.BHN. | 2007-04-09T19:24:34.11 | 0.3 | undecidable | manual | Sg | 349 | 33.8439 | -0.154 | 37 | |
IV.GRFL.SHZ. | 2007-04-09T19:24:32.95 | 0.3 | undecidable | manual | Sg | 265 | 31.8459 | -0.613 | 33 | |
IV.GRFL.SHZ. | 2007-04-09T19:24:29.22 | 0.1 | undecidable | manual | Pg | 265 | 31.8459 | 0.343 | 95 | |
IV.CSNT.BHN. | 2007-04-09T19:24:29.36 | 0.1 | undecidable | manual | Pg | 349 | 33.8439 | 0.081 | 100 | |
IV.ARCI.HHN. | 2007-04-09T19:24:29.57 | 0.1 | undecidable | manual | Pg | 166 | 36.741 | -0.275 | 96 | |
IV.FSSB.BHZ. | 2007-04-09T19:23:36.79 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |