A magnitude Md 2.2 earthquake occured in region: 4 km NW Posta (RI), on
and geographic coordinates (lat, lon) 42.5590, 13.0700 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 |
---|---|---|---|---|
Posta | RI | 4 | 694 | 694 |
Borbona | RI | 7 | 617 | 1311 |
Leonessa | RI | 9 | 2435 | 3746 |
Cittareale | RI | 10 | 482 | 4228 |
Micigliano | RI | 12 | 127 | 4355 |
Monteleone di Spoleto | PG | 14 | 599 | 4954 |
Montereale | AQ | 15 | 2581 | 7535 |
Antrodoco | RI | 16 | 2588 | 10123 |
Poggio Bustone | RI | 16 | 2055 | 12178 |
Cantalice | RI | 17 | 2755 | 14933 |
Cagnano Amiterno | AQ | 17 | 1369 | 16302 |
Borgo Velino | RI | 17 | 972 | 17274 |
Rivodutri | RI | 18 | 1253 | 18527 |
Castel Sant'Angelo | RI | 18 | 1308 | 19835 |
Cascia | PG | 18 | 3217 | 23052 |
Polino | TR | 19 | 233 | 23285 |
Capitignano | AQ | 19 | 665 | 23950 |
Amatrice | RI | 20 | 2657 | 26607 |
Morro Reatino | RI | 20 | 373 | 26980 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1987-10-20 23:12:45 |
42.559 | 13.07 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 57349 |
Field | Value |
---|---|
Time (UTC) | 1987-10-20 23:12:45 ± 0.138 |
Latitude | 42.5590 ± 0.0085 |
Longitude | 13.0700 ± 0.0133 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 57349 |
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) | 1440.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 92 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
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) | 0.00283 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00907 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 57349 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:55:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SDI.Z. | 1987-10-20T23:13:21.60 | 10.0 | undecidable | manual | SG! | 147 | 1.0101 | 1.59 | 0 | |
--.ARV.Z. | 1987-10-20T23:13:17.10 | 10.0 | undecidable | manual | SG | 354 | 0.9324 | -0.31 | 0.3 | |
--.CM8.Z. | 1987-10-20T23:13:07.65 | 10.0 | undecidable | manual | SG | 5 | 0.6327 | 0.15 | 0.8 | |
--.ASS.Z. | 1987-10-20T23:13:06.50 | 10.0 | undecidable | manual | SG | 329 | 0.5883 | 0.57 | 0.2 | |
--.SDI.Z. | 1987-10-20T23:13:05.34 | 10.0 | undecidable | manual | PG | 147 | 1.0101 | 0.4 | 0.7 | |
--.ARV.Z. | 1987-10-20T23:13:03.39 | 10.0 | undecidable | manual | PG | 354 | 0.9324 | -0.31 | 0.8 | |
--.ALP.Z. | 1987-10-20T23:13:01.32 | 10.0 | undecidable | manual | SG | 58 | 0.4218 | 0.58 | 0.3 | |
--.ASS.Z. | 1987-10-20T23:12:57.00 | 10.0 | undecidable | manual | PG | 329 | 0.5883 | -0.13 | 1.4 | |
--.MNS.Z. | 1987-10-20T23:12:57.90 | 10.0 | undecidable | manual | SG | 239 | 0.333 | 0.13 | 0.6 | |
--.CM8.Z. | 1987-10-20T23:12:57.64 | 10.0 | undecidable | manual | PG | 5 | 0.6327 | -0.39 | 0.9 | |
--.AQU.Z. | 1987-10-20T23:12:55.92 | 10.0 | undecidable | manual | SG | 129 | 0.3108 | -1.34 | 0 | |
--.ALP.Z. | 1987-10-20T23:12:54.48 | 10.0 | undecidable | manual | PG | 58 | 0.4218 | 0.34 | 1 | |
--.MNS.Z. | 1987-10-20T23:12:52.50 | 10.0 | negative | manual | PG | 239 | 0.333 | 0.08 | 3 | |
--.AQU.Z. | 1987-10-20T23:12:52.20 | 10.0 | negative | manual | PG | 129 | 0.3108 | 0.08 | 3 |