A magnitude Md 1.9 earthquake occured in region: 3 km NW Civitella di Romagna (FC), on
and geographic coordinates (lat, lon) 44.0280, 11.9080 at 28 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 |
---|---|---|---|---|
Galeata | FC | 3 | 2516 | 2516 |
Civitella di Romagna | FC | 3 | 3786 | 6302 |
Rocca San Casciano | FC | 6 | 1910 | 8212 |
Santa Sofia | FC | 9 | 4136 | 12348 |
Portico e San Benedetto | FC | 10 | 756 | 13104 |
Predappio | FC | 10 | 6346 | 19450 |
Dovadola | FC | 11 | 1653 | 21103 |
Premilcuore | FC | 12 | 799 | 21902 |
Tredozio | FC | 14 | 1212 | 23114 |
Meldola | FC | 17 | 9970 | 33084 |
Castrocaro Terme e Terra del Sole | FC | 17 | 6426 | 39510 |
Modigliana | FC | 17 | 4560 | 44070 |
Bagno di Romagna | FC | 20 | 6026 | 50096 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.9 | 2003-12-31 01:41:31 |
44.028 | 11.908 | 28 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 491199 |
Field | Value |
---|---|
Time (UTC) | 2003-12-31 01:41:31 ± 0.196 |
Latitude | 44.0280 ± 0.0139 |
Longitude | 11.9080 ± 0.0159 |
Depth (km) | 28 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 491199 |
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) | 1998.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 279 |
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) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00113 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00364 |
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 | 1.9 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 491199 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 00:48:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 2003-12-31T01:41:47.74 | 10.0 | undecidable | manual | SG | 175 | 0.3996 | 0.22 | 0.1 | |
--.VMG.Z. | 2003-12-31T01:41:43.57 | 10.0 | undecidable | manual | SG | 255 | 0.2664 | -0.23 | 0.1 | |
--.PGD.Z. | 2003-12-31T01:41:42.33 | 10.0 | undecidable | manual | SG | 221 | 0.1998 | 0.07 | 0.6 | |
--.SFI.Z. | 2003-12-31T01:41:40.88 | 10.0 | undecidable | manual | SG | 199 | 0.1221 | -0.04 | 0.7 | |
--.CRE.Z. | 2003-12-31T01:41:40.44 | 10.0 | undecidable | manual | PG | 175 | 0.3996 | -0.14 | 0.7 | |
--.VMG.Z. | 2003-12-31T01:41:38.60 | 10.0 | undecidable | manual | PG | 255 | 0.2664 | 0.17 | 0.7 | |
--.PGD.Z. | 2003-12-31T01:41:37.48 | 10.0 | undecidable | manual | PG | 221 | 0.1998 | -0.06 | 1.6 | |
--.SFI.Z. | 2003-12-31T01:41:36.79 | 10.0 | positive | manual | PG | 199 | 0.1221 | 0.02 | 3.6 |