A magnitude Md 2.5 earthquake occured in region: 6 km W Mercato Saraceno (FC), on
and geographic coordinates (lat, lon) 43.9790, 12.1220 at 16 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 |
---|---|---|---|---|
Mercato Saraceno | FC | 6 | 6886 | 6886 |
Sarsina | FC | 7 | 3446 | 10332 |
Sant'Agata Feltria | RN | 15 | 2151 | 12483 |
Sogliano al Rubicone | FC | 15 | 3195 | 15678 |
Civitella di Romagna | FC | 15 | 3786 | 19464 |
Talamello | RN | 16 | 1104 | 20568 |
Novafeltria | RN | 16 | 7164 | 27732 |
Galeata | FC | 17 | 2516 | 30248 |
Meldola | FC | 17 | 9970 | 40218 |
Roncofreddo | FC | 17 | 3386 | 43604 |
Santa Sofia | FC | 17 | 4136 | 47740 |
Bagno di Romagna | FC | 18 | 6026 | 53766 |
Predappio | FC | 18 | 6346 | 60112 |
Montiano | FC | 19 | 1716 | 61828 |
Bertinoro | FC | 19 | 11059 | 72887 |
Maiolo | RN | 19 | 848 | 73735 |
Borghi | FC | 20 | 2843 | 76578 |
Longiano | FC | 20 | 7126 | 83704 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1987-04-02 07:02:30 |
43.979 | 12.122 | 16 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 43969 |
Field | Value |
---|---|
Time (UTC) | 1987-04-02 07:02:30 ± 0.354 |
Latitude | 43.9790 ± 0.0337 |
Longitude | 12.1220 ± 0.0300 |
Depth (km) | 16 ± 5 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 43969 |
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) | 4447.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 106 |
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) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00178 |
Epicentral distance of station farthest from the epicenter (degree) | 0.02396 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 43969 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:43:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FO1.Z. | 1987-04-02T07:03:13.20 | 10.0 | undecidable | manual | PN | 9 | 2.6529 | 0.8 | 0.5 | |
--.RBL.Z. | 1987-04-02T07:03:12.50 | 10.0 | undecidable | manual | PN | 21 | 2.664 | -0.02 | 1.2 | |
--.BDI.Z. | 1987-04-02T07:02:50.50 | 10.0 | undecidable | manual | PN | 274 | 1.0989 | -0.55 | 1.3 | |
--.CRE.Z. | 1987-04-02T07:02:46.00 | 10.0 | undecidable | manual | SG | 198 | 0.3774 | 1.04 | 0.2 | |
--.ARV.Z. | 1987-04-02T07:02:45.50 | 10.0 | undecidable | manual | PG | 128 | 0.7548 | -0.44 | 1.6 | |
--.SS9.Z. | 1987-04-02T07:02:40.50 | 10.0 | undecidable | manual | SG | 253 | 0.1998 | 0.91 | 0.3 | |
--.CRE.Z. | 1987-04-02T07:02:39.00 | 10.0 | undecidable | manual | PG | 198 | 0.3774 | 0.1 | 2 | |
--.SS9.Z. | 1987-04-02T07:02:35.00 | 10.0 | undecidable | manual | PG | 253 | 0.1998 | -0.8 | 0.9 |