A magnitude Md 2.2 earthquake occured in region: 8 km E Civitella di Romagna (FC), on
and geographic coordinates (lat, lon) 43.9920, 12.0350 at 69 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 |
---|---|---|---|---|
Civitella di Romagna | FC | 8 | 3786 | 3786 |
Galeata | FC | 10 | 2516 | 6302 |
Santa Sofia | FC | 11 | 4136 | 10438 |
Sarsina | FC | 12 | 3446 | 13884 |
Predappio | FC | 13 | 6346 | 20230 |
Mercato Saraceno | FC | 14 | 6886 | 27116 |
Meldola | FC | 15 | 9970 | 37086 |
Bagno di Romagna | FC | 16 | 6026 | 43112 |
Rocca San Casciano | FC | 17 | 1910 | 45022 |
Dovadola | FC | 19 | 1653 | 46675 |
Bertinoro | FC | 19 | 11059 | 57734 |
Sant'Agata Feltria | RN | 20 | 2151 | 59885 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1986-07-28 00:58:24 |
43.992 | 12.035 | 69 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 31689 |
Field | Value |
---|---|
Time (UTC) | 1986-07-28 00:58:24 ± 0.584 |
Latitude | 43.9920 ± 0.0411 |
Longitude | 12.0350 ± 0.0265 |
Depth (km) | 69 ± 7 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 31689 |
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) | 5042.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00332 |
Epicentral distance of station farthest from the epicenter (degree) | 0.02380 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 31689 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:32:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FO1.Z. | 1986-07-28T00:59:05.50 | 10.0 | undecidable | manual | P | 11 | 2.6418 | 0.55 | 0.5 | |
--.BDI.Z. | 1986-07-28T00:58:57.50 | 10.0 | undecidable | manual | S | 274 | 1.0323 | 0.09 | 0.8 | |
--.CTI.Z. | 1986-07-28T00:58:56.50 | 10.0 | undecidable | manual | P | 352 | 2.0646 | -0.6 | 0.4 | |
--.CRE.Z. | 1986-07-28T00:58:45.00 | 10.0 | undecidable | manual | S | 189 | 0.3663 | 0.14 | 0.7 | |
--.BDI.Z. | 1986-07-28T00:58:43.50 | 10.0 | undecidable | manual | P | 274 | 1.0323 | 0.05 | 1.9 | |
--.CRE.Z. | 1986-07-28T00:58:36.00 | 10.0 | undecidable | manual | P | 189 | 0.3663 | -0.2 | 1.7 |