A magnitude M 3.7 earthquake occured in region: Mar Ionio Meridionale (MARE), on
and geographic coordinates (lat, lon) 37.5130, 20.3270 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 3.7 | 1986-11-25 20:27:02 |
37.513 | 20.327 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 37409 |
Field | Value |
---|---|
Time (UTC) | 1986-11-25 20:27:02 ± 3.182 |
Latitude | 37.5130 ± 0.2289 |
Longitude | 20.3270 ± 0.1706 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 37409 |
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) | 29570.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 282 |
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) | 0.9 |
Epicentral distance of station closest to the epicenter (degree) | 0.00623 |
Epicentral distance of station farthest from the epicenter (degree) | 0.04444 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 3.7 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 37409 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.SGO.Z. | 1986-11-25T20:28:16.00 | 10.0 | undecidable | manual | PN | 309 | 4.9284 | -0.87 | 0.9 | |
--.SRN.Z. | 1986-11-25T20:28:13.00 | 10.0 | undecidable | manual | SN | 354 | 2.3754 | 3.01 | 0.1 | |
--.VAY.Z. | 1986-11-25T20:28:07.00 | 10.0 | undecidable | manual | PN | 23 | 4.1736 | 0.62 | 1 | |
--.PHP.Z. | 1986-11-25T20:28:07.50 | 10.0 | undecidable | manual | PN | 1 | 4.1736 | 1.23 | 0.8 | |
--.TIR.Z. | 1986-11-25T20:28:04.50 | 10.0 | undecidable | manual | PN | 354 | 3.8406 | 2.68 | 0.2 | |
--.OHR.Z. | 1986-11-25T20:27:59.00 | 10.0 | undecidable | manual | PN | 5 | 3.6075 | 0.4 | 2.4 | |
--.TS9.Z. | 1986-11-25T20:27:59.80 | 10.0 | undecidable | manual | PN | 305 | 3.774 | -1.13 | 0.9 | |
--.LCI.Z. | 1986-11-25T20:27:53.00 | 10.0 | undecidable | manual | PN | 329 | 3.2967 | -1.34 | 0.8 | |
--.KBN.Z. | 1986-11-25T20:27:51.10 | 10.0 | undecidable | manual | PN | 6 | 3.1191 | -0.84 | 1.1 | |
--.SRN.Z. | 1986-11-25T20:27:41.70 | 10.0 | undecidable | manual | PN | 354 | 2.3754 | 0.05 | 1.4 | |
--.VLS.Z. | 1986-11-25T20:27:24.40 | 10.0 | undecidable | manual | SG | 17 | 0.6882 | -2.77 | 0.1 | |
--.VLS.Z. | 1986-11-25T20:27:16.20 | 10.0 | negative | manual | PG | 17 | 0.6882 | -0.73 | 2.4 |