A magnitude ML 2.2 earthquake occured in region: Costa Sarda nord orientale (Olbia), on
and geographic coordinates (lat, lon) 41.3430, 9.6870 at 36 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 2.6
ML 2.2 |
2008-12-21 07:39:25 |
41.343 | 9.687 | 36 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 733169 |
Field | Value |
---|---|
Time (UTC) | 2008-12-21 07:39:25 ± 0.27 |
Latitude | 41.3430 ± 0.0243 |
Longitude | 9.6870 ± 0.0407 |
Depth (km) | 36 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 733169 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 4158 |
Semi-minor axis of confidence ellipse (meter) | 1316 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 307 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4341.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 184 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.63 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.87059 |
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 | 2.2 |
Uncertainty | 0.0 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 733169 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 13:52:08 |
Field | Value |
---|---|
Value | 2.6 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 733169 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 13:52:08 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
.TOLF.HHE. | 2008-12-21T07:40:16.96 | 0.6 | undecidable | manual | Sg | 67 | 207.6366 | -0.792 | 27 | |
.MAON.HHN. | 2008-12-21T07:40:08.81 | 0.6 | undecidable | manual | Sg | 44 | 169.3971 | -0.72 | 35 | |
IV.DGI.HHE. | 2008-12-21T07:39:57.69 | 0.3 | undecidable | manual | Sg | 183 | 113.8971 | 0.125 | 72 | |
.TOLF.HHE. | 2008-12-21T07:39:55.74 | 0.1 | undecidable | manual | Pg | 67 | 207.6366 | 0.099 | 67 | |
MN.VSL.HHN. | 2008-12-21T07:39:55.95 | 0.1 | undecidable | manual | Pg | 187 | 206.5377 | 0.436 | 63 | |
.MAON.HHN. | 2008-12-21T07:39:51.40 | 0.1 | undecidable | manual | Pg | 44 | 169.3971 | 0.507 | 75 | |
.OSKI.HHE. | 2008-12-21T07:39:48.50 | 0.3 | undecidable | manual | Sg | 220 | 75.4689 | -0.779 | 64 | |
IV.DGI.HHE. | 2008-12-21T07:39:43.81 | 0.1 | undecidable | manual | Pg | 183 | 113.8971 | -0.174 | 96 | |
.OSKI.HHE. | 2008-12-21T07:39:39.53 | 0.1 | negative | manual | Pg | 220 | 75.4689 | 0.328 | 100 | |
IV.TERO.HHN. | 2008-12-21T07:39:25.67 | 0.1 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.NRCA.SHZ. | 2008-12-21T07:39:23.57 | 0.1 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.LNSS.HHN. | 2008-12-21T07:39:21.29 | 0.3 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.TERO.HHN. | 2008-12-21T07:39:20.99 | 0.1 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.NRCA.SHZ. | 2008-12-21T07:39:19.45 | 0.1 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.LNSS.HHN. | 2008-12-21T07:39:18.57 | 0.3 | undecidable | manual | Pg | 0 | 0 | 0 |