A magnitude Md 2.3 earthquake occured in region: 3 km SW Norcia (PG), on
and geographic coordinates (lat, lon) 42.7740, 13.0650 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 |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Cascia | PG | 7 | 3217 | 8174 |
Preci | PG | 12 | 724 | 8898 |
Poggiodomo | PG | 13 | 117 | 9015 |
Cerreto di Spoleto | PG | 13 | 1075 | 10090 |
Castelsantangelo sul Nera | MC | 15 | 281 | 10371 |
Monteleone di Spoleto | PG | 16 | 599 | 10970 |
Vallo di Nera | PG | 17 | 364 | 11334 |
Sellano | PG | 17 | 1079 | 12413 |
Accumoli | RI | 17 | 667 | 13080 |
Visso | MC | 18 | 1107 | 14187 |
Cittareale | RI | 19 | 482 | 14669 |
Arquata del Tronto | AP | 19 | 1178 | 15847 |
Sant'Anatolia di Narco | PG | 19 | 564 | 16411 |
Ussita | MC | 20 | 444 | 16855 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1988-06-09 04:26:23 |
42.774 | 13.065 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 71399 |
Field | Value |
---|---|
Time (UTC) | 1988-06-09 04:26:23 ± 0.089 |
Latitude | 42.7740 ± 0.0050 |
Longitude | 13.0650 ± 0.0068 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 71399 |
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) | 784.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 127 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
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) | 0.00235 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00429 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 71399 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:07:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1988-06-09T04:26:40.80 | 10.0 | undecidable | manual | SG | 216 | 0.4773 | -0.42 | 0 | |
--.CM8.Z. | 1988-06-09T04:26:39.29 | 10.0 | undecidable | manual | SG | 7 | 0.4218 | -0.12 | 0.6 | |
--.ASS.Z. | 1988-06-09T04:26:39.50 | 10.0 | undecidable | manual | SG | 313 | 0.4107 | 0.31 | 0.1 | |
--.ALP.Z. | 1988-06-09T04:26:37.77 | 10.0 | undecidable | manual | SG | 88 | 0.3552 | 0.17 | 0.5 | |
--.MNS.Z. | 1988-06-09T04:26:34.00 | 10.0 | undecidable | manual | PG | 216 | 0.4773 | 0.12 | 0.9 | |
--.SS8.Z. | 1988-06-09T04:26:34.24 | 10.0 | undecidable | manual | SG | 27 | 0.2553 | 0.03 | 0.8 | |
--.CM8.Z. | 1988-06-09T04:26:32.60 | 10.0 | undecidable | manual | PG | 7 | 0.4218 | -0.24 | 0.9 | |
--.ASS.Z. | 1988-06-09T04:26:32.80 | 10.0 | undecidable | manual | PG | 313 | 0.4107 | 0.08 | 1.1 | |
--.ALP.Z. | 1988-06-09T04:26:31.83 | 10.0 | undecidable | manual | PG | 88 | 0.3552 | 0.03 | 2.6 | |
--.SS8.Z. | 1988-06-09T04:26:29.78 | 10.0 | negative | manual | PG | 27 | 0.2553 | -0.06 | 2.5 |