A magnitude Md 2.4 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.8970, 15.6790 at 169 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 |
Md 2.4 | 2015-10-25 04:31:44 |
38.8968 | 15.6788 | 169 | 2016-02-19 13:22:16 |
Bollettino Sismico Italiano INGV | 22705861 |
Reviewed Rev100 |
ML 2.4 | 2015-10-25 04:31:44 |
38.9045 | 15.7002 | 170 | 2015-10-25 04:40:08 |
Sala Sismica INGV-Roma | 21942131 |
Field | Value |
---|---|
Time (UTC) | 2015-10-25 04:31:44 ± 0.18 |
Latitude | 38.8968 ± 0.0072 |
Longitude | 15.6788 ± 0.0196 |
Depth (km) | 169 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 22705861 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1649 |
Semi-minor axis of confidence ellipse (meter) | 479 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 90 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1650.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 187 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 2.63501 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | 0.0 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 21942131 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-10-25 04:40:06 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | 0.0 |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 22705861 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-12-15 09:17:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
NI.ZOU2.HHZ. | 2015-10-25T04:33:38.90 | 3.0 | negative | manual | Pn | -2.14 | 0 | |||
MN.CLTB.HHZ. | 2015-10-25T04:33:19.99 | 3.0 | undecidable | manual | Sg | 292.485 | 16.209999 | 0 | ||
IV.ATCC.EHZ. | 2015-10-25T04:33:17.97 | 3.0 | undecidable | manual | Pg | 17.030001 | 0 | |||
AC.SRN.HHZ. | 2015-10-25T04:33:15.99 | 3.0 | undecidable | manual | Sn | -0.2 | 0 | |||
IV.SRES.HHZ. | 2015-10-25T04:32:57.81 | 3.0 | negative | manual | Pn | 6.23 | 0 | |||
IV.HAGA.HHZ. | 2015-10-25T04:32:55.99 | 3.0 | undecidable | manual | Sg | 10.64 | 0 | |||
IV.MPAZ.HHZ. | 2015-10-25T04:32:30.63 | 0.1 | undecidable | manual | S | 165 | 108.5136 | 145 | -0.05 | 86 |
MN.CLTB.HHZ. | 2015-10-25T04:32:29.50 | 3.0 | negative | manual | Pn | 292.485 | -0.16 | 0 | ||
IV.PLAC.HHE. | 2015-10-25T04:32:27.72 | 0.3 | undecidable | manual | S | 127 | 82.3509 | 152 | -0.06 | 68 |
IV.MSRU.HHE. | 2015-10-25T04:32:26.67 | 0.3 | undecidable | manual | S | 192 | 71.7726 | 156 | -0.1 | 69 |
IV.CET2.HHZ. | 2015-10-25T04:32:26.78 | 0.1 | undecidable | manual | S | 19 | 73.9704 | 155 | -0.19 | 90 |
IV.CAR1.HHZ. | 2015-10-25T04:32:25.84 | 0.1 | undecidable | manual | S | 49 | 60.5949 | 159 | 0 | 96 |
IV.JOPP.HHZ. | 2015-10-25T04:32:24.64 | 0.1 | undecidable | manual | S | 151 | 36.8298 | 167 | 0.29 | 94 |
IV.MPAZ.HHZ. | 2015-10-25T04:32:11.09 | 0.1 | undecidable | manual | P | 165 | 108.5136 | 145 | 0.05 | 87 |
IV.PLAC.HHE. | 2015-10-25T04:32:09.30 | 0.3 | undecidable | manual | P | 127 | 82.3509 | 152 | -0.06 | 68 |
IV.CET2.HHZ. | 2015-10-25T04:32:09.08 | 0.1 | undecidable | manual | P | 19 | 73.9704 | 155 | 0.18 | 90 |
IV.CAR1.HHZ. | 2015-10-25T04:32:08.24 | 0.1 | undecidable | manual | P | 49 | 60.5949 | 159 | -0.01 | 96 |
IV.MSRU.HHE. | 2015-10-25T04:32:08.62 | 0.3 | undecidable | manual | P | 192 | 71.7726 | 156 | -0.16 | 68 |
IV.JOPP.HHZ. | 2015-10-25T04:32:07.39 | 0.1 | positive | manual | P | 151 | 36.8298 | 167 | 0.01 | 100 |