A magnitude Md 2.3 earthquake occured in region: Costa Romagnola meridionale (Rimini, Forli Cesena), on
and geographic coordinates (lat, lon) 44.3770, 12.6930 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 1.7 |
2003-02-20 16:24:49 |
44.377 | 12.693 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 470439 |
Field | Value |
---|---|
Time (UTC) | 2003-02-20 16:24:49 ± 0.353 |
Latitude | 44.3770 ± 0.0182 |
Longitude | 12.6930 ± 0.0131 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 470439 |
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) | 2272.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 300 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.00615 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00826 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 470439 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 00:26:07 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 470439 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PGD.Z. | 2003-02-20T16:25:18.83 | 10.0 | undecidable | manual | SG | 234 | 0.8547 | 0.03 | 0.8 | |
--.SFI.Z. | 2003-02-20T16:25:16.13 | 10.0 | undecidable | manual | SG | 232 | 0.7659 | 0.22 | 0.5 | |
--.FSSB.Z. | 2003-02-20T16:25:12.99 | 10.0 | undecidable | manual | SG | 174 | 0.6882 | -0.3 | 0.3 | |
--.CRE.Z. | 2003-02-20T16:25:07.72 | 10.0 | undecidable | manual | PG | 215 | 0.9213 | 0.13 | 1.6 | |
--.PGD.Z. | 2003-02-20T16:25:06.44 | 10.0 | undecidable | manual | PG | 234 | 0.8547 | 0.11 | 1.8 | |
--.SFI.Z. | 2003-02-20T16:25:04.28 | 10.0 | undecidable | manual | PG | 232 | 0.7659 | -0.39 | 0.5 | |
--.FSSB.Z. | 2003-02-20T16:25:03.32 | 10.0 | undecidable | manual | PG | 174 | 0.6882 | 0.16 | 1.5 |