A magnitude Md 2.2 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.2870, 7.6870 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 2.2
M 1.8 |
1989-10-26 16:01:44 |
46.287 | 7.687 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 103039 |
Field | Value |
---|---|
Time (UTC) | 1989-10-26 16:01:44 ± 1.224 |
Latitude | 46.2870 ± 0.0650 |
Longitude | 7.6870 ± 0.0793 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 103039 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 9453.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 312 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.8 |
Epicentral distance of station closest to the epicenter (degree) | 0.00615 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01643 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 103039 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:36:00 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 103039 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:48:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.BNI.Z. | 1989-10-26T16:02:30.50 | 10.0 | undecidable | manual | SN | 210 | 1.4208 | 0.07 | 0.8 | |
--.RSP.Z. | 1989-10-26T16:02:24.84 | 10.0 | undecidable | manual | SN | 195 | 1.1655 | 0.29 | 0.8 | |
--.PZZ.Z. | 1989-10-26T16:02:18.70 | 10.0 | undecidable | manual | PN | 193 | 1.8204 | 1.34 | 0.7 | |
--.RRL.Z. | 1989-10-26T16:02:13.30 | 10.0 | undecidable | manual | PN | 205 | 1.4985 | 1.01 | 1.1 | |
--.BNI.Z. | 1989-10-26T16:02:10.00 | 10.0 | undecidable | manual | PN | 210 | 1.4208 | -1.14 | 1.1 | |
--.ORX.Z. | 1989-10-26T16:02:09.30 | 10.0 | undecidable | manual | SG | 162 | 0.6882 | -0.37 | 0.8 | |
--.RSP.Z. | 1989-10-26T16:02:06.23 | 10.0 | undecidable | manual | PN | 195 | 1.1655 | -1.52 | 0.7 | |
--.ORX.Z. | 1989-10-26T16:01:59.31 | 10.0 | undecidable | manual | PG | 162 | 0.6882 | 0.15 | 2.1 |