A magnitude Md 2.2 earthquake occured in region: 2 km E San Gemini (TR), on
and geographic coordinates (lat, lon) 42.6220, 12.5730 at 10 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 |
---|---|---|---|---|
San Gemini | TR | 2 | 5018 | 5018 |
Montecastrilli | TR | 8 | 5022 | 10040 |
Acquasparta | TR | 8 | 4778 | 14818 |
Terni | TR | 9 | 111501 | 126319 |
Narni | TR | 12 | 19785 | 146104 |
Avigliano Umbro | TR | 12 | 2558 | 148662 |
Amelia | TR | 15 | 11897 | 160559 |
Stroncone | TR | 16 | 4917 | 165476 |
Montefranco | TR | 16 | 1276 | 166752 |
Arrone | TR | 17 | 2763 | 169515 |
Massa Martana | PG | 18 | 3770 | 173285 |
Ferentillo | TR | 18 | 1913 | 175198 |
Spoleto | PG | 19 | 38218 | 213416 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.6 |
1988-11-19 22:18:03 |
42.622 | 12.573 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 81519 |
Field | Value |
---|---|
Time (UTC) | 1988-11-19 22:18:03 ± 0.256 |
Latitude | 42.6220 ± 0.0072 |
Longitude | 12.5730 ± 0.0419 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 81519 |
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) | 3520.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 206 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00219 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00818 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 81519 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:16:41 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 81519 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1988-11-19T22:18:35.21 | 10.0 | undecidable | manual | SG | 17 | 0.9102 | -0.12 | 0.5 | |
--.AZI.Z. | 1988-11-19T22:18:34.50 | 10.0 | undecidable | manual | SG | 134 | 0.8991 | -0.28 | 0.3 | |
--.AZI.Z. | 1988-11-19T22:18:22.00 | 10.0 | undecidable | manual | PG | 134 | 0.8991 | 0.23 | 1 | |
--.ASS.Z. | 1988-11-19T22:18:21.10 | 10.0 | undecidable | manual | SG | 7 | 0.444 | 0.88 | 0 | |
--.ARV.Z. | 1988-11-19T22:18:21.89 | 10.0 | undecidable | manual | PG | 17 | 0.9102 | -0.19 | 1.1 | |
--.MNS.Z. | 1988-11-19T22:18:14.00 | 10.0 | undecidable | manual | SG | 161 | 0.2442 | 0.07 | 0.7 | |
--.ASS.Z. | 1988-11-19T22:18:13.20 | 10.0 | undecidable | manual | PG | 7 | 0.444 | -0.28 | 1 | |
--.MNS.Z. | 1988-11-19T22:18:09.70 | 10.0 | positive | manual | PG | 161 | 0.2442 | -0.02 | 3.4 |