A magnitude Md 2.5 earthquake occured in region: 7 km NW Sarsina (FC), on
and geographic coordinates (lat, lon) 43.9730, 12.0900 at 47 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 |
---|---|---|---|---|
Sarsina | FC | 7 | 3446 | 3446 |
Mercato Saraceno | FC | 9 | 6886 | 10332 |
Civitella di Romagna | FC | 13 | 3786 | 14118 |
Galeata | FC | 15 | 2516 | 16634 |
Santa Sofia | FC | 15 | 4136 | 20770 |
Sant'Agata Feltria | RN | 15 | 2151 | 22921 |
Bagno di Romagna | FC | 16 | 6026 | 28947 |
Predappio | FC | 17 | 6346 | 35293 |
Sogliano al Rubicone | FC | 17 | 3195 | 38488 |
Meldola | FC | 17 | 9970 | 48458 |
Talamello | RN | 18 | 1104 | 49562 |
Novafeltria | RN | 18 | 7164 | 56726 |
Roncofreddo | FC | 20 | 3386 | 60112 |
Bertinoro | FC | 20 | 11059 | 71171 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1986-04-03 11:40:13 |
43.973 | 12.09 | 47 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 25359 |
Field | Value |
---|---|
Time (UTC) | 1986-04-03 11:40:13 ± 0.569 |
Latitude | 43.9730 ± 0.0556 |
Longitude | 12.0900 ± 0.0460 |
Depth (km) | 47 ± 13 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 25359 |
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) | 7197.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 135 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00324 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01886 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 25359 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:27:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.PS9.Z. | 1986-04-03T11:40:49.50 | 10.0 | undecidable | manual | S | 257 | 1.1544 | 1.18 | 0.1 | |
--.CTI.Z. | 1986-04-03T11:40:47.00 | 10.0 | undecidable | manual | P | 351 | 2.0979 | 0.37 | 1.1 | |
--.ARV.Z. | 1986-04-03T11:40:41.00 | 10.0 | undecidable | manual | S | 127 | 0.777 | 1.43 | 0.1 | |
--.PS9.Z. | 1986-04-03T11:40:33.20 | 10.0 | undecidable | manual | P | 257 | 1.1544 | -0.58 | 1.2 | |
--.BDI.Z. | 1986-04-03T11:40:32.50 | 10.0 | undecidable | manual | P | 275 | 1.0656 | -0.22 | 1.8 | |
--.CRE.Z. | 1986-04-03T11:40:30.50 | 10.0 | undecidable | manual | S | 195 | 0.3552 | -0.3 | 0.7 | |
--.ARV.Z. | 1986-04-03T11:40:28.00 | 10.0 | undecidable | manual | P | 127 | 0.777 | -0.73 | 1 | |
--.CRE.Z. | 1986-04-03T11:40:23.50 | 10.0 | undecidable | manual | P | 195 | 0.3552 | -0.17 | 1.9 |