A magnitude Md 2.5 earthquake occured in region: 5 km E Telti (OT), on
and geographic coordinates (lat, lon) 40.8930, 9.4100 at 9 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 |
---|---|---|---|---|
Telti | OT | 5 | 2291 | 2291 |
Olbia | OT | 9 | 59368 | 61659 |
Loiri Porto San Paolo | OT | 9 | 3399 | 65058 |
Monti | OT | 12 | 2425 | 67483 |
Sant'Antonio di Gallura | OT | 14 | 1514 | 68997 |
Padru | OT | 17 | 2144 | 71141 |
Calangianus | OT | 19 | 4172 | 75313 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 2015-10-20 07:08:11 |
40.8928 | 9.41 | 9 | 2016-02-19 13:22:16 |
Bollettino Sismico Italiano INGV | 21962051 |
Reviewed Rev100 |
Md 2.4 | 2015-10-20 07:08:12 |
40.8818 | 9.3705 | 10 | 2015-10-26 14:59:01 |
Sala Sismica INGV-Roma | 21961931 |
Field | Value |
---|---|
Time (UTC) | 2015-10-20 07:08:11 ± 0.13 |
Latitude | 40.8928 ± 0.0117 |
Longitude | 9.4100 ± 0.0500 |
Depth (km) | 9 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 21962051 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 4370 |
Semi-minor axis of confidence ellipse (meter) | 640 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 254 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 170 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.59355 |
Epicentral distance of station farthest from the epicenter (degree) | 2.00099 |
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 | 2.5 |
Uncertainty | 0.6 |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 21962051 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-10-26 15:32:12 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 21961931 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-10-26 14:59:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
FR.CORF.HHN. | 2015-10-20T07:08:56.89 | 0.6 | undecidable | manual | S | 352 | 157.3203 | 50 | 0.07 | 42 |
FR.AJAC.HHE. | 2015-10-20T07:08:48.33 | 0.3 | undecidable | manual | S | 335 | 126.7731 | 50 | -0.34 | 65 |
IV.MAON.HHZ. | 2015-10-20T07:08:46.07 | 1.0 | undecidable | manual | P | 39 | 222.111 | 38 | -0.42 | 14 |
FR.CORF.HHN. | 2015-10-20T07:08:37.84 | 0.3 | undecidable | manual | P | 352 | 157.3203 | 50 | 0.02 | 64 |
FR.AJAC.HHE. | 2015-10-20T07:08:33.45 | 0.3 | undecidable | manual | P | 335 | 126.7731 | 50 | 0.33 | 65 |
IV.DGI.HHZ. | 2015-10-20T07:08:32.12 | 0.3 | undecidable | manual | S | 165 | 65.8896 | 50 | -0.28 | 74 |
IV.DGI.HHZ. | 2015-10-20T07:08:23.96 | 0.1 | negative | manual | P | 165 | 65.8896 | 50 | 0.23 | 100 |