A magnitude Md 2.0 earthquake occured in region: 5 km NE Forlì (FC), on
and geographic coordinates (lat, lon) 44.2460, 12.0920 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 |
---|---|---|---|---|
Forlì | FC | 5 | 117913 | 117913 |
Forlimpopoli | FC | 7 | 13290 | 131203 |
Bertinoro | FC | 11 | 11059 | 142262 |
Meldola | FC | 13 | 9970 | 152232 |
Castrocaro Terme e Terra del Sole | FC | 14 | 6426 | 158658 |
Russi | RA | 15 | 12247 | 170905 |
Cesena | FC | 17 | 96758 | 267663 |
Faenza | RA | 17 | 58541 | 326204 |
Predappio | FC | 18 | 6346 | 332550 |
Cotignola | RA | 20 | 7474 | 340024 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0 | 1991-11-08 23:26:31 |
44.246 | 12.092 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 153059 |
Field | Value |
---|---|
Time (UTC) | 1991-11-08 23:26:31 ± 0.834 |
Latitude | 44.2460 ± 0.0450 |
Longitude | 12.0920 ± 0.0298 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 153059 |
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) | 5536.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 284 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00340 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00866 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 153059 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:22:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1991-11-08T23:27:04.14 | 10.0 | undecidable | manual | SG | 140 | 0.9657 | -0.61 | 0.4 | |
--.CRE.Z. | 1991-11-08T23:26:53.40 | 10.0 | undecidable | manual | SG | 189 | 0.6327 | -0.68 | 0.4 | |
--.ARV.Z. | 1991-11-08T23:26:50.24 | 10.0 | undecidable | manual | PG | 140 | 0.9657 | -0.59 | 0.9 | |
--.RSM.Z. | 1991-11-08T23:26:48.53 | 10.0 | undecidable | manual | SG | 140 | 0.3996 | 1.69 | 0 | |
--.PGD.Z. | 1991-11-08T23:26:48.88 | 10.0 | undecidable | manual | SG | 215 | 0.444 | 0.52 | 0.6 | |
--.SFI.Z. | 1991-11-08T23:26:45.99 | 10.0 | undecidable | manual | SG | 207 | 0.3774 | -0.06 | 0.8 | |
--.CRE.Z. | 1991-11-08T23:26:44.14 | 10.0 | undecidable | manual | PG | 189 | 0.6327 | -0.52 | 1.3 | |
--.PGD.Z. | 1991-11-08T23:26:41.71 | 10.0 | undecidable | manual | PG | 215 | 0.444 | 0.34 | 1.8 | |
--.SFI.Z. | 1991-11-08T23:26:40.15 | 10.0 | undecidable | manual | PG | 207 | 0.3774 | 0.12 | 2 | |
--.RSM.Z. | 1991-11-08T23:26:40.77 | 10.0 | undecidable | manual | PG | 140 | 0.3996 | 0.28 | 1.8 |