A magnitude Md 2.2 earthquake occured in region: 8 km E Monteleone di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.6290, 13.0440 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Monteleone di Spoleto | PG | 8 | 599 | 599 |
Cittareale | RI | 10 | 482 | 1081 |
Leonessa | RI | 10 | 2435 | 3516 |
Cascia | PG | 10 | 3217 | 6733 |
Posta | RI | 12 | 694 | 7427 |
Poggiodomo | PG | 13 | 117 | 7544 |
Borbona | RI | 15 | 617 | 8161 |
Polino | TR | 17 | 233 | 8394 |
Accumoli | RI | 18 | 667 | 9061 |
Norcia | PG | 19 | 4957 | 14018 |
Poggio Bustone | RI | 19 | 2055 | 16073 |
Scheggino | PG | 20 | 461 | 16534 |
Micigliano | RI | 20 | 127 | 16661 |
Rivodutri | RI | 20 | 1253 | 17914 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1987-12-16 02:20:56 |
42.629 | 13.044 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 59649 |
Field | Value |
---|---|
Time (UTC) | 1987-12-16 02:20:56 ± 0.239 |
Latitude | 42.6290 ± 0.0123 |
Longitude | 13.0440 ± 0.0188 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 59649 |
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) | 2057.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 98 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00324 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00971 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 59649 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:56:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1987-12-16T02:21:27.50 | 10.0 | undecidable | manual | SG | 354 | 0.8658 | 0.22 | 0.5 | |
--.SDI.Z. | 1987-12-16T02:21:19.83 | 10.0 | undecidable | manual | PN | 147 | 1.0767 | 1.74 | 0.1 | |
--.CM8.Z. | 1987-12-16T02:21:17.57 | 10.0 | undecidable | manual | SG | 7 | 0.5661 | 0 | 0.8 | |
--.ASS.Z. | 1987-12-16T02:21:16.11 | 10.0 | undecidable | manual | SG | 326 | 0.5106 | 0.15 | 0.7 | |
--.ARV.Z. | 1987-12-16T02:21:14.50 | 10.0 | undecidable | manual | PG | 354 | 0.8658 | 0.26 | 1.5 | |
--.ALP.Z. | 1987-12-16T02:21:11.68 | 10.0 | undecidable | manual | SG | 68 | 0.3996 | -0.72 | 0.2 | |
--.MNS.Z. | 1987-12-16T02:21:10.29 | 10.0 | undecidable | manual | SG | 227 | 0.3552 | -0.2 | 0.5 | |
--.CM8.Z. | 1987-12-16T02:21:08.57 | 10.0 | undecidable | manual | PG | 7 | 0.5661 | -0.06 | 1.9 | |
--.ASS.Z. | 1987-12-16T02:21:07.50 | 10.0 | undecidable | manual | PG | 326 | 0.5106 | -0.2 | 1.8 | |
--.ALP.Z. | 1987-12-16T02:21:05.51 | 10.0 | undecidable | manual | PG | 68 | 0.3996 | -0.13 | 1.6 | |
--.MNS.Z. | 1987-12-16T02:21:04.40 | 10.0 | undecidable | manual | PG | 227 | 0.3552 | -0.14 | 1.4 |