A magnitude ML 1.9 earthquake occured in region: Costa Ravennate (Ravenna), on
and geographic coordinates (lat, lon) 44.3020, 12.4460 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 |
---|---|---|---|---|
Cervia | RA | 9 | 28940 | 28940 |
Cesenatico | FC | 12 | 25796 | 54736 |
Bellaria-Igea Marina | RN | 17 | 19519 | 74255 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML 1.9 |
2009-02-18 10:14:35 |
44.302 | 12.446 | 10 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 745169 |
Field | Value |
---|---|
Time (UTC) | 2009-02-18 10:14:35 ± 0.33 |
Latitude | 44.3020 ± 0.0162 |
Longitude | 12.4460 ± 0.0138 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 745169 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1895 |
Semi-minor axis of confidence ellipse (meter) | 895 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 19 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2109.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 292 |
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) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.58546 |
Epicentral distance of station farthest from the epicenter (degree) | 0.76892 |
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 | 1.9 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 745169 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:05:30 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 745169 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:05:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PIEI.HHE. | 2009-02-18T10:15:00.64 | 0.6 | undecidable | manual | Sg | 175 | 85.3479 | -0.055 | 49 | |
IV.FSSB.HHN. | 2009-02-18T10:14:57.14 | 0.6 | undecidable | manual | Sg | 159 | 72.5718 | -0.143 | 50 | |
IV.SFI.EHE. | 2009-02-18T10:14:55.48 | 0.6 | undecidable | manual | Sg | 227 | 64.9905 | 0.215 | 50 | |
IV.PIEI.HHE. | 2009-02-18T10:14:49.92 | 0.3 | undecidable | manual | Pg | 175 | 85.3479 | -0.007 | 75 | |
IV.FSSB.HHN. | 2009-02-18T10:14:48.18 | 0.3 | undecidable | manual | Pg | 159 | 72.5718 | 0.222 | 73 | |
IV.SFI.EHE. | 2009-02-18T10:14:46.62 | 0.1 | undecidable | manual | Pg | 227 | 64.9905 | -0.172 | 100 |