A magnitude Md 2.5 earthquake occured in region: 9 km E Civitella di Romagna (FC), on
and geographic coordinates (lat, lon) 44.0210, 12.0520 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 |
---|---|---|---|---|
Civitella di Romagna | FC | 9 | 3786 | 3786 |
Predappio | FC | 11 | 6346 | 10132 |
Galeata | FC | 12 | 2516 | 12648 |
Meldola | FC | 12 | 9970 | 22618 |
Sarsina | FC | 13 | 3446 | 26064 |
Mercato Saraceno | FC | 14 | 6886 | 32950 |
Santa Sofia | FC | 14 | 4136 | 37086 |
Bertinoro | FC | 16 | 11059 | 48145 |
Dovadola | FC | 17 | 1653 | 49798 |
Rocca San Casciano | FC | 17 | 1910 | 51708 |
Bagno di Romagna | FC | 19 | 6026 | 57734 |
Castrocaro Terme e Terra del Sole | FC | 19 | 6426 | 64160 |
Forlimpopoli | FC | 20 | 13290 | 77450 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1987-05-09 06:30:01 |
44.021 | 12.052 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 46639 |
Field | Value |
---|---|
Time (UTC) | 1987-05-09 06:30:01 ± 0.218 |
Latitude | 44.0210 ± 0.0152 |
Longitude | 12.0520 ± 0.0159 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 46639 |
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) | 2112.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.00251 |
Epicentral distance of station farthest from the epicenter (degree) | 0.02372 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | Md |
Reference to an origin | 46639 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:45:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.RBL.Z. | 1987-05-09T06:30:45.00 | 10.0 | undecidable | manual | PN | 23 | 2.6307 | 0.38 | 1.1 | |
--.PII.Z. | 1987-05-09T06:30:41.50 | 10.0 | undecidable | manual | SN | 255 | 1.1322 | 1.03 | 0.2 | |
--.BDI.Z. | 1987-05-09T06:30:38.50 | 10.0 | undecidable | manual | SG | 272 | 1.0434 | 0.55 | 0.6 | |
--.ASS.Z. | 1987-05-09T06:30:38.80 | 10.0 | undecidable | manual | SG | 155 | 1.0545 | 0.64 | 0.5 | |
--.CTI.Z. | 1987-05-09T06:30:36.50 | 10.0 | undecidable | manual | PN | 351 | 2.0424 | 0.09 | 1.5 | |
--.ARV.Z. | 1987-05-09T06:30:30.00 | 10.0 | undecidable | manual | SG | 128 | 0.8214 | -0.99 | 0.2 | |
--.PII.Z. | 1987-05-09T06:30:24.00 | 10.0 | undecidable | manual | PN | 255 | 1.1322 | 0 | 2.1 | |
--.ASS.Z. | 1987-05-09T06:30:23.50 | 10.0 | undecidable | manual | PG | 155 | 1.0545 | 0.83 | 0.8 | |
--.BDI.Z. | 1987-05-09T06:30:21.70 | 10.0 | undecidable | manual | PG | 272 | 1.0434 | -0.84 | 0.8 | |
--.ARV.Z. | 1987-05-09T06:30:18.00 | 10.0 | undecidable | manual | PG | 128 | 0.8214 | -0.53 | 1.4 | |
--.PGD.Z. | 1987-05-09T06:30:12.50 | 10.0 | undecidable | manual | SG | 238 | 0.2775 | 0.11 | 1.3 | |
--.PGD.Z. | 1987-05-09T06:30:07.30 | 10.0 | undecidable | manual | PG | 238 | 0.2775 | -0.49 | 1.5 |