A magnitude Md 2.1 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on
and geographic coordinates (lat, lon) 38.8750, 15.9100 at 48 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 |
---|---|---|---|---|
Briatico | VV | 20 | 4053 | 4053 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1993-08-18 13:10:18 |
38.875 | 15.91 | 48 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 194579 |
Field | Value |
---|---|
Time (UTC) | 1993-08-18 13:10:18 ± 0.231 |
Latitude | 38.8750 ± 0.0104 |
Longitude | 15.9100 ± 0.0273 |
Depth (km) | 48 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 194579 |
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) | 2627.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 176 |
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) | 0.00340 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00761 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 194579 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:02:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.TDS.Z. | 1993-08-18T13:10:45.47 | 10.0 | undecidable | manual | S | 23 | 0.8436 | -0.21 | 0.3 | |
--.ATN.Z. | 1993-08-18T13:10:44.60 | 10.0 | undecidable | manual | S | 206 | 0.7881 | 0.15 | 0.4 | |
--.GRI.Z. | 1993-08-18T13:10:36.17 | 10.0 | undecidable | manual | S | 97 | 0.3996 | 0.3 | 0.1 | |
--.CZI.Z. | 1993-08-18T13:10:35.22 | 10.0 | undecidable | manual | S | 27 | 0.3774 | -0.35 | 0.1 | |
--.TDS.Z. | 1993-08-18T13:10:34.22 | 10.0 | undecidable | manual | P | 23 | 0.8436 | 0.1 | 1.2 | |
--.ATN.Z. | 1993-08-18T13:10:33.36 | 10.0 | negative | manual | P | 206 | 0.7881 | -0.06 | 2.8 | |
--.GRI.Z. | 1993-08-18T13:10:28.26 | 10.0 | undecidable | manual | P | 97 | 0.3996 | -0.2 | 0.8 | |
--.CZI.Z. | 1993-08-18T13:10:28.43 | 10.0 | undecidable | manual | P | 27 | 0.3774 | 0.14 | 2.4 |