A magnitude ML 2.1 earthquake occured in region: Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 47.0350, 9.2650 at 5 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 |
Md 2.4
ML 2.1 |
2009-02-02 15:42:53 |
47.035 | 9.265 | 5 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 741969 |
Field | Value |
---|---|
Time (UTC) | 2009-02-02 15:42:53 ± 1.62 |
Latitude | 47.0350 ± 0.0728 |
Longitude | 9.2650 ± 0.0910 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 741969 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 9737 |
Semi-minor axis of confidence ellipse (meter) | 4263 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 322 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 10640.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 298 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 1.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.49103 |
Epicentral distance of station farthest from the epicenter (degree) | 1.45510 |
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 | 2.1 |
Uncertainty | 0.4 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 741969 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:01:57 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | 0.4 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 741969 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 14:01:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.APPI.EHZ. | 2009-02-02T15:43:40.95 | 0.6 | undecidable | manual | Sg | 112 | 161.5161 | 0.046 | 40 | |
IV.APPI.EHZ. | 2009-02-02T15:43:20.98 | 0.3 | undecidable | manual | Pg | 112 | 161.5161 | -0.097 | 59 | |
MN.TUE.HHZ. | 2009-02-02T15:43:14.58 | 0.6 | undecidable | manual | Sg | 174 | 62.7927 | 0.028 | 50 | |
IV.BRMO.HHZ. | 2009-02-02T15:43:10.54 | 0.3 | undecidable | manual | Pg | 126 | 104.6175 | -1.773 | 33 | |
MN.TUE.HHZ. | 2009-02-02T15:43:05.90 | 0.1 | positive | manual | Pg | 174 | 62.7927 | 0.037 | 100 | |
CH.DAVOX.HHZ. | 2009-02-02T15:43:05.63 | 0.3 | undecidable | manual | Pg | 121 | 54.501 | 1.04 | 55 |