A magnitude Md 2.2 earthquake occured in region: 2 km NW Sellano (PG), on
and geographic coordinates (lat, lon) 42.9040, 12.9120 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 |
---|---|---|---|---|
Sellano | PG | 2 | 1079 | 1079 |
Cerreto di Spoleto | PG | 9 | 1075 | 2154 |
Preci | PG | 11 | 724 | 2878 |
Monte Cavallo | MC | 13 | 145 | 3023 |
Trevi | PG | 14 | 8469 | 11492 |
Campello sul Clitunno | PG | 14 | 2442 | 13934 |
Visso | MC | 15 | 1107 | 15041 |
Vallo di Nera | PG | 15 | 364 | 15405 |
Foligno | PG | 18 | 57155 | 72560 |
Ussita | MC | 19 | 444 | 73004 |
Serravalle di Chienti | MC | 19 | 1070 | 74074 |
Norcia | PG | 19 | 4957 | 79031 |
Pieve Torina | MC | 19 | 1458 | 80489 |
Castelsantangelo sul Nera | MC | 20 | 281 | 80770 |
Sant'Anatolia di Narco | PG | 20 | 564 | 81334 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1985-07-07 21:44:30 |
42.904 | 12.912 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 9779 |
Field | Value |
---|---|
Time (UTC) | 1985-07-07 21:44:30 ± 0.094 |
Latitude | 42.9040 ± 0.0051 |
Longitude | 12.9120 ± 0.0128 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 9779 |
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) | 1184.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 146 |
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) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00219 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00534 |
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 | 2 |
Type of magnitude | Md |
Reference to an origin | 9779 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:13:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CM2.Z. | 1985-07-07T21:44:43.80 | 10.0 | undecidable | manual | SG | 29 | 0.333 | 0.52 | 0 | |
--.PO9.Z. | 1985-07-07T21:44:43.00 | 10.0 | undecidable | manual | SG | 176 | 0.3219 | -0.19 | 0.5 | |
--.AR1.Z. | 1985-07-07T21:44:42.50 | 10.0 | undecidable | manual | PG | 1 | 0.5883 | -0.28 | 0.4 | |
--.AS1.Z. | 1985-07-07T21:44:40.50 | 10.0 | undecidable | manual | SG | 309 | 0.2442 | -0.01 | 0.5 | |
--.PO9.Z. | 1985-07-07T21:44:38.00 | 10.0 | positive | manual | PG | 176 | 0.3219 | 0.1 | 2.4 | |
--.CM2.Z. | 1985-07-07T21:44:37.80 | 10.0 | positive | manual | PG | 29 | 0.333 | -0.15 | 2.1 | |
--.AS1.Z. | 1985-07-07T21:44:36.50 | 10.0 | undecidable | manual | PG | 309 | 0.2442 | 0.15 | 1 |