A magnitude Md 2.2 earthquake occured in region: 6 km W Santa Sofia (FC), on
and geographic coordinates (lat, lon) 43.9360, 11.8410 at 10 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 | 6 | 4136 | 4136 |
Premilcuore | FC | 7 | 799 | 4935 |
Galeata | FC | 9 | 2516 | 7451 |
Civitella di Romagna | FC | 11 | 3786 | 11237 |
Portico e San Benedetto | FC | 11 | 756 | 11993 |
Bagno di Romagna | FC | 14 | 6026 | 18019 |
Rocca San Casciano | FC | 14 | 1910 | 19929 |
San Godenzo | FI | 18 | 1167 | 21096 |
Tredozio | FC | 18 | 1212 | 22308 |
Pratovecchio Stia | AR | 19 | 5845 | 28153 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.5 |
1987-11-09 07:02:22 |
43.936 | 11.841 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 58349 |
Field | Value |
---|---|
Time (UTC) | 1987-11-09 07:02:22 ± 0.205 |
Latitude | 43.9360 ± 0.0183 |
Longitude | 11.8410 ± 0.0208 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 58349 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2634.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 276 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00008 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00291 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 58349 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:55:51 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 58349 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 1987-11-09T07:02:34.52 | 10.0 | undecidable | manual | SG | 165 | 0.3219 | -0.18 | 0.3 | |
--.CRE.Z. | 1987-11-09T07:02:29.68 | 10.0 | undecidable | manual | PG | 165 | 0.3219 | 0.21 | 0.6 | |
--.PGD.Z. | 1987-11-09T07:02:27.40 | 10.0 | undecidable | manual | SG | 234 | 0.0999 | -0.62 | 0 | |
--.PGD.Z. | 1987-11-09T07:02:25.61 | 10.0 | negative | manual | PG | 234 | 0.0999 | 0.21 | 2 | |
--.SS9.Z. | 1987-11-09T07:02:25.73 | 10.0 | undecidable | manual | SG | 151 | 0.0111 | -0.12 | 0.5 | |
--.SS9.Z. | 1987-11-09T07:02:24.24 | 10.0 | negative | manual | PG | 151 | 0.0111 | -0.12 | 2.6 |