A magnitude ML 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4730, 12.8310 at 27 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.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.5 | 2015-05-17 02:19:58 |
38.4728 | 12.8313 | 27 | 2016-01-08 08:44:50 |
Bollettino Sismico Italiano INGV | 20071691 |
Reviewed Rev100 |
ML 2.5 | 2015-05-17 02:19:58 |
38.4512 | 12.7625 | 10 | 2015-05-17 02:28:19 |
Sala Sismica INGV-Roma | 19160201 |
Field | Value |
---|---|
Time (UTC) | 2015-05-17 02:19:58 ± 0.26 |
Latitude | 38.4728 ± 0.0162 |
Longitude | 12.8313 ± 0.0253 |
Depth (km) | 27 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 20071691 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2249 |
Semi-minor axis of confidence ellipse (meter) | 1252 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 120 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2250.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.35883 |
Epicentral distance of station farthest from the epicenter (degree) | 2.87064 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 19160201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-05-17 02:28:18 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 20071691 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-07-03 08:13:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
MN.VSL.BHE. | 2015-05-17T02:20:43.34 | 0.1 | undecidable | manual | P | 292 | 318.6366 | 54 | 0.15 | 27 |
IV.SOLUN.HHZ. | 2015-05-17T02:20:21.81 | 1.0 | undecidable | manual | S | 124 | 74.2701 | 104 | 0.62 | 22 |
IV.CSLB.HHZ. | 2015-05-17T02:20:18.70 | 0.3 | undecidable | manual | P | 119 | 122.2887 | 54 | -0.05 | 66 |
IV.ALJA.HHZ. | 2015-05-17T02:20:17.89 | 0.1 | undecidable | manual | P | 135 | 113.6973 | 99 | 0.39 | 85 |
IV.MPG.SHZ. | 2015-05-17T02:20:16.78 | 0.6 | undecidable | manual | S | 127 | 57.498 | 109 | -0.13 | 49 |
IV.MMGO.SHZ. | 2015-05-17T02:20:13.96 | 0.3 | undecidable | manual | P | 172 | 90.8424 | 102 | -0.08 | 70 |
IV.USI.HHZ. | 2015-05-17T02:20:12.95 | 0.3 | undecidable | manual | S | 49 | 39.8268 | 118 | 0.37 | 73 |
IV.SOLUN.HHZ. | 2015-05-17T02:20:11.57 | 0.1 | undecidable | manual | P | 124 | 74.2701 | 104 | 0.03 | 98 |
IV.MPG.SHZ. | 2015-05-17T02:20:08.37 | 0.1 | undecidable | manual | P | 127 | 57.498 | 109 | -0.7 | 83 |
IV.ERC.EHZ. | 2015-05-17T02:20:08.66 | 0.3 | undecidable | manual | P | 204 | 52.8027 | 111 | 0.28 | 74 |
IV.USI.HHZ. | 2015-05-17T02:20:06.31 | 0.1 | undecidable | manual | P | 49 | 39.8268 | 118 | -0.26 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ALJA.HHE. | ML:2.2 | 0.00013450000000000002 | 1.48 | AML | other | m | 2015-05-17T02:20:41.72 |
IV.ALJA.HHN. | ML:2.4 | 0.0001795 | 0.64 | AML | other | m | 2015-05-17T02:20:44.49 |
IV.MPG.SHN. | ML:0.0 | 0.0003655 | 1.56 | AML | other | m | 2015-05-17T02:20:17.40 |
IV.MPG.SHE. | ML:0.0 | 0.00032 | 0.2 | AML | other | m | 2015-05-17T02:20:18.94 |
IV.USI.HHE. | ML:2.6 | 0.0012250000000000002 | 0.56 | AML | other | m | 2015-05-17T02:20:15.11 |
IV.USI.HHN. | ML:2.7 | 0.0014100000000000002 | 0.2 | AML | other | m | 2015-05-17T02:20:15.25 |