A magnitude M 3.8 earthquake occured in region: Mar Ionio Meridionale (MARE), on
and geographic coordinates (lat, lon) 37.7220, 20.3760 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.
No Italian municipalities within 20 km distance.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
M 3.8 | 1985-06-01 04:33:57 |
37.722 | 20.376 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 7749 |
Field | Value |
---|---|
Time (UTC) | 1985-06-01 04:33:57 ± 0.624 |
Latitude | 37.7220 ± 0.0649 |
Longitude | 20.3760 ± 0.0487 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 7749 |
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) | 8396.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
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) | 0.8 |
Epicentral distance of station closest to the epicenter (degree) | 0.02380 |
Epicentral distance of station farthest from the epicenter (degree) | 0.05788 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 3.8 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 7749 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:54:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SD1.Z. | 1985-06-01T04:35:33.00 | 10.0 | undecidable | manual | PN | 312 | 6.4269 | 1.29 | 0.7 | |
--.LCI.Z. | 1985-06-01T04:35:22.00 | 10.0 | undecidable | manual | SN | 328 | 3.1413 | -0.67 | 0.5 | |
--.SOR.Z. | 1985-06-01T04:35:16.70 | 10.0 | undecidable | manual | PN | 305 | 5.4834 | -1.99 | 0.3 | |
--.GIB.Z. | 1985-06-01T04:35:10.50 | 10.0 | undecidable | manual | PN | 277 | 5.0061 | -1.69 | 0.5 | |
--.PA1.Z. | 1985-06-01T04:35:05.00 | 10.0 | undecidable | manual | PN | 264 | 4.3845 | 1.39 | 0.7 | |
--.ORI.Z. | 1985-06-01T04:34:56.00 | 10.0 | undecidable | manual | PN | 310 | 3.8406 | -0.14 | 1.6 | |
--.ROI.Z. | 1985-06-01T04:34:52.20 | 10.0 | undecidable | manual | PN | 305 | 3.4965 | 0.78 | 1.3 | |
--.LCI.Z. | 1985-06-01T04:34:47.50 | 10.0 | undecidable | manual | PN | 328 | 3.1413 | 0.92 | 1.2 | |
--.KBN.Z. | 1985-06-01T04:34:43.30 | 10.0 | undecidable | manual | PN | 8 | 2.9082 | -0.11 | 1.6 | |
--.ATH.Z. | 1985-06-01T04:34:39.50 | 10.0 | undecidable | manual | PN | 85 | 2.6418 | -0.19 | 1.6 |