A magnitude ML 0.5 earthquake occured in region: 4 km W Santa Sofia (FC), on
and geographic coordinates (lat, lon) 43.9400, 11.8610 at 7 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 |
---|---|---|---|---|
Santa Sofia | FC | 4 | 4136 | 4136 |
Galeata | FC | 8 | 2516 | 6652 |
Premilcuore | FC | 8 | 799 | 7451 |
Civitella di Romagna | FC | 10 | 3786 | 11237 |
Portico e San Benedetto | FC | 12 | 756 | 11993 |
Bagno di Romagna | FC | 13 | 6026 | 18019 |
Rocca San Casciano | FC | 14 | 1910 | 19929 |
Tredozio | FC | 18 | 1212 | 21141 |
San Godenzo | FI | 19 | 1167 | 22308 |
Verghereto | FC | 20 | 1907 | 24215 |
Pratovecchio Stia | AR | 20 | 5845 | 30060 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.8
ML 0.5 |
2011-07-13 00:32:23 |
43.94 | 11.861 | 7 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 1257899 |
Field | Value |
---|---|
Time (UTC) | 2011-07-13 00:32:23 ± 0.16 |
Latitude | 43.9400 ± 0.0072 |
Longitude | 11.8610 ± 0.0062 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 1257899 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 636 |
Semi-minor axis of confidence ellipse (meter) | 540 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 4 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 943.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 185 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.22933 |
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 | 0.5 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 1257899 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 00:47:34 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 1257899 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 00:47:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
NI.AGOR.HHE. | 2011-07-13T00:32:32.49 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.VMG.SHZ. | 2011-07-13T00:32:32.55 | 0.3 | undecidable | manual | Sg | 276 | 25.4523 | 0.255 | 69 | |
IV.T0502.EHZ. | 2011-07-13T00:32:31.59 | 0.3 | undecidable | manual | Sg | 101 | 22.4553 | 0.298 | 69 | |
IV.ASQU.HHE. | 2011-07-13T00:32:29.55 | 0.1 | undecidable | manual | Sg | 200 | 16.872 | 0.092 | 97 | |
IV.VMG.SHZ. | 2011-07-13T00:32:28.31 | 0.1 | undecidable | manual | Pg | 276 | 25.4523 | -0.121 | 95 | |
IV.T0502.EHZ. | 2011-07-13T00:32:27.62 | 0.3 | undecidable | manual | Pg | 101 | 22.4553 | -0.232 | 70 | |
IV.ASQU.HHE. | 2011-07-13T00:32:26.70 | 0.1 | undecidable | manual | Pg | 200 | 16.872 | -0.093 | 97 | |
IV.SFI.EHZ. | 2011-07-13T00:32:25.82 | 0.1 | undecidable | manual | Sg | 196 | 3.996 | -0.064 | 100 | |
IV.SFI.EHZ. | 2011-07-13T00:32:24.69 | 0.1 | undecidable | manual | Pg | 196 | 3.996 | -0.04 | 100 |