A magnitude Md 2.1 earthquake occured in region: 1 km E Castrocaro Terme e Terra del Sole (FC), on
and geographic coordinates (lat, lon) 44.1820, 11.9670 at 5 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 |
---|---|---|---|---|
Castrocaro Terme e Terra del Sole | FC | 1 | 6426 | 6426 |
Forlì | FC | 8 | 117913 | 124339 |
Predappio | FC | 9 | 6346 | 130685 |
Dovadola | FC | 9 | 1653 | 132338 |
Meldola | FC | 10 | 9970 | 142308 |
Forlimpopoli | FC | 13 | 13290 | 155598 |
Faenza | RA | 13 | 58541 | 214139 |
Bertinoro | FC | 14 | 11059 | 225198 |
Modigliana | FC | 14 | 4560 | 229758 |
Brisighella | RA | 16 | 7639 | 237397 |
Rocca San Casciano | FC | 17 | 1910 | 239307 |
Civitella di Romagna | FC | 20 | 3786 | 243093 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 2000-04-21 19:08:48 |
44.182 | 11.967 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 387599 |
Field | Value |
---|---|
Time (UTC) | 2000-04-21 19:08:48 ± 0.759 |
Latitude | 44.1820 ± 0.0293 |
Longitude | 11.9670 ± 0.0577 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 387599 |
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) | 5640.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 277 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00259 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00890 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 387599 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 23:04:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 2000-04-21T19:09:10.97 | 10.0 | undecidable | manual | SG | 181 | 0.555 | 1.16 | 0 | |
--.BDI.Z. | 2000-04-21T19:09:09.38 | 10.0 | undecidable | manual | PG | 263 | 0.9879 | 0.48 | 0.7 | |
--.PGD.Z. | 2000-04-21T19:09:03.21 | 10.0 | undecidable | manual | SG | 209 | 0.3552 | 0.59 | 0.3 | |
--.CRE.Z. | 2000-04-21T19:09:01.14 | 10.0 | undecidable | manual | PG | 181 | 0.555 | 0.18 | 1.3 | |
--.SFI.Z. | 2000-04-21T19:09:00.00 | 10.0 | undecidable | manual | SG | 197 | 0.2886 | -0.21 | 0.6 | |
--.PGD.Z. | 2000-04-21T19:08:56.14 | 10.0 | negative | manual | PG | 209 | 0.3552 | -0.68 | 1.3 | |
--.SFI.Z. | 2000-04-21T19:08:55.22 | 10.0 | negative | manual | PG | 197 | 0.2886 | -0.21 | 2.8 |