A magnitude Md 2.3 earthquake occured in region: 8 km E Poggiorsini (BA), on
and geographic coordinates (lat, lon) 40.8950, 16.3420 at 10 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 |
---|---|---|---|---|
Poggiorsini | BA | 8 | 1450 | 1450 |
Gravina in Puglia | BA | 10 | 43872 | 45322 |
Irsina | MT | 18 | 4960 | 50282 |
Altamura | BA | 19 | 70396 | 120678 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1987-12-16 00:22:25 |
40.895 | 16.342 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 59639 |
Field | Value |
---|---|
Time (UTC) | 1987-12-16 00:22:25 ± 0.474 |
Latitude | 40.8950 ± 0.0395 |
Longitude | 16.3420 ± 0.0263 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 59639 |
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) | 4918.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 155 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00170 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00761 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 59639 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:56:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SGO.Z. | 1987-12-16T00:22:52.68 | 10.0 | undecidable | manual | SG | 247 | 0.8436 | -1.72 | 0.2 | |
--.FG4.Z. | 1987-12-16T00:22:48.10 | 10.0 | undecidable | manual | SG | 291 | 0.6549 | -0.31 | 0.8 | |
--.BRT.Z. | 1987-12-16T00:22:47.57 | 10.0 | undecidable | manual | SG | 91 | 0.5994 | 0.94 | 0.6 | |
--.SGO.Z. | 1987-12-16T00:22:43.43 | 10.0 | undecidable | manual | PG | 247 | 0.8436 | 1.39 | 0.8 | |
--.BAI.Z. | 1987-12-16T00:22:40.00 | 10.0 | undecidable | manual | SG | 62 | 0.444 | -1.74 | 0.3 | |
--.BRT.Z. | 1987-12-16T00:22:38.40 | 10.0 | undecidable | manual | PG | 91 | 0.5994 | 0.49 | 2 | |
--.FG4.Z. | 1987-12-16T00:22:37.44 | 10.0 | undecidable | manual | PG | 291 | 0.6549 | -1.14 | 1.3 | |
--.CDM.Z. | 1987-12-16T00:22:34.50 | 10.0 | undecidable | manual | SG | 343 | 0.1887 | 1.37 | 0.4 | |
--.BAI.Z. | 1987-12-16T00:22:33.70 | 10.0 | undecidable | manual | PG | 62 | 0.444 | -1.02 | 1.6 | |
--.CDM.Z. | 1987-12-16T00:22:30.40 | 10.0 | undecidable | manual | PG | 343 | 0.1887 | 0.64 | 2 |