A magnitude Md 2.2 earthquake occured in region: 1 km NW Bertinoro (FC), on
and geographic coordinates (lat, lon) 44.1580, 12.1220 at 8 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 |
---|---|---|---|---|
Bertinoro | FC | 1 | 11059 | 11059 |
Forlimpopoli | FC | 3 | 13290 | 24349 |
Meldola | FC | 6 | 9970 | 34319 |
Forlì | FC | 10 | 117913 | 152232 |
Cesena | FC | 10 | 96758 | 248990 |
Predappio | FC | 13 | 6346 | 255336 |
Castrocaro Terme e Terra del Sole | FC | 14 | 6426 | 261762 |
Montiano | FC | 17 | 1716 | 263478 |
Gambettola | FC | 18 | 10660 | 274138 |
Longiano | FC | 19 | 7126 | 281264 |
Dovadola | FC | 19 | 1653 | 282917 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1987-04-02 22:56:50 |
44.158 | 12.122 | 8 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 44109 |
Field | Value |
---|---|
Time (UTC) | 1987-04-02 22:56:50 ± 0.766 |
Latitude | 44.1580 ± 0.0146 |
Longitude | 12.1220 ± 0.0205 |
Depth (km) | 8 ± 5 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 44109 |
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) | 2304.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 127 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00267 |
Epicentral distance of station farthest from the epicenter (degree) | 0.02226 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 44109 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:43:35 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CTI.Z. | 1987-04-02T22:57:45.91 | 10.0 | undecidable | manual | SN | 349 | 1.9092 | -1.13 | 0.2 | |
--.FO1.Z. | 1987-04-02T22:57:31.62 | 10.0 | undecidable | manual | PN | 10 | 2.4753 | 0.8 | 0.6 | |
--.CTI.Z. | 1987-04-02T22:57:22.53 | 10.0 | undecidable | manual | PN | 349 | 1.9092 | -0.59 | 1 | |
--.ARV.Z. | 1987-04-02T22:57:21.14 | 10.0 | undecidable | manual | SG | 137 | 0.8769 | -0.01 | 0.9 | |
--.PS9.Z. | 1987-04-02T22:57:14.50 | 10.0 | undecidable | manual | PN | 249 | 1.221 | 0.83 | 0.9 | |
--.ASS.Z. | 1987-04-02T22:57:13.50 | 10.0 | undecidable | manual | PN | 160 | 1.1544 | 0.79 | 1 | |
--.CRE.Z. | 1987-04-02T22:57:10.50 | 10.0 | undecidable | manual | SG | 192 | 0.5439 | 0.09 | 0.9 | |
--.ARV.Z. | 1987-04-02T22:57:07.83 | 10.0 | undecidable | manual | PG | 137 | 0.8769 | -0.34 | 1.9 | |
--.PGD.Z. | 1987-04-02T22:57:05.50 | 10.0 | undecidable | manual | SG | 225 | 0.3996 | -0.14 | 0.9 | |
--.SS9.Z. | 1987-04-02T22:57:03.00 | 10.0 | undecidable | manual | SG | 219 | 0.2997 | 0.48 | 0.7 | |
--.CRE.Z. | 1987-04-02T22:57:01.00 | 10.0 | undecidable | manual | PG | 192 | 0.5439 | -0.98 | 0.8 | |
--.PGD.Z. | 1987-04-02T22:56:58.50 | 10.0 | undecidable | manual | PG | 225 | 0.3996 | -0.72 | 1.3 | |
--.SS9.Z. | 1987-04-02T22:56:57.80 | 10.0 | undecidable | manual | PG | 219 | 0.2997 | 0.38 | 1.9 |