A magnitude Md 2.5 earthquake occured in region: 5 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6580, 13.2080 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 |
---|---|---|---|---|
Accumoli | RI | 5 | 667 | 667 |
Cittareale | RI | 6 | 482 | 1149 |
Amatrice | RI | 7 | 2657 | 3806 |
Arquata del Tronto | AP | 15 | 1178 | 4984 |
Montereale | AQ | 15 | 2581 | 7565 |
Capitignano | AQ | 17 | 665 | 8230 |
Borbona | RI | 17 | 617 | 8847 |
Campotosto | AQ | 17 | 542 | 9389 |
Cascia | PG | 17 | 3217 | 12606 |
Posta | RI | 17 | 694 | 13300 |
Norcia | PG | 18 | 4957 | 18257 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1988-12-28 00:56:29 |
42.658 | 13.208 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 84179 |
Field | Value |
---|---|
Time (UTC) | 1988-12-28 00:56:29 ± 0.337 |
Latitude | 42.6580 ± 0.0156 |
Longitude | 13.2080 ± 0.0415 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 84179 |
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) | 3806.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 167 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00421 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00939 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 84179 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:19:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1988-12-28T00:56:59.33 | 10.0 | undecidable | manual | SG | 346 | 0.8547 | -0.24 | 0.5 | |
--.CP9.Z. | 1988-12-28T00:56:58.58 | 10.0 | undecidable | manual | SG | 193 | 0.8214 | 0.41 | 0.5 | |
--.ASS.Z. | 1988-12-28T00:56:51.50 | 10.0 | undecidable | manual | SG | 314 | 0.5661 | 1.19 | 0.2 | |
--.SDI.Z. | 1988-12-28T00:56:49.60 | 10.0 | negative | manual | PG | 154 | 1.0434 | -0.52 | 1.9 | |
--.CP9.Z. | 1988-12-28T00:56:47.40 | 10.0 | undecidable | manual | PG | 193 | 0.8214 | 1.54 | 0.2 | |
--.ARV.Z. | 1988-12-28T00:56:46.21 | 10.0 | negative | manual | PG | 346 | 0.8547 | -0.45 | 2.3 | |
--.MNS.Z. | 1988-12-28T00:56:46.20 | 10.0 | undecidable | manual | SG | 234 | 0.4662 | -0.95 | 0.3 | |
--.ASS.Z. | 1988-12-28T00:56:41.50 | 10.0 | undecidable | manual | PG | 314 | 0.5661 | 0.18 | 1.4 | |
--.MNS.Z. | 1988-12-28T00:56:38.65 | 10.0 | negative | manual | PG | 234 | 0.4662 | -0.84 | 1.7 |