A magnitude Md 2.2 earthquake occured in region: 7 km S Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8380, 13.1770 at 16 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 7 | 281 | 281 |
Norcia | PG | 8 | 4957 | 5238 |
Preci | PG | 12 | 724 | 5962 |
Arquata del Tronto | AP | 12 | 1178 | 7140 |
Ussita | MC | 12 | 444 | 7584 |
Visso | MC | 13 | 1107 | 8691 |
Montegallo | AP | 13 | 523 | 9214 |
Montemonaco | AP | 14 | 604 | 9818 |
Accumoli | RI | 17 | 667 | 10485 |
Montefortino | FM | 18 | 1178 | 11663 |
Bolognola | MC | 18 | 142 | 11805 |
Cascia | PG | 19 | 3217 | 15022 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1998-06-26 02:26:11 |
42.838 | 13.177 | 16 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 344179 |
Field | Value |
---|---|
Time (UTC) | 1998-06-26 02:26:11 ± 0.241 |
Latitude | 42.8380 ± 0.0131 |
Longitude | 13.1770 ± 0.0320 |
Depth (km) | 16 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 344179 |
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) | 2989.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 179 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
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) | 0.00040 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00809 |
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 | 344179 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:22:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FB9.Z. | 1998-06-26T02:26:29.86 | 10.0 | undecidable | manual | PN | 341 | 0.8991 | 0.7 | 0.4 | |
--.SNTG.Z. | 1998-06-26T02:26:27.41 | 10.0 | undecidable | manual | SG | 337 | 0.444 | -0.59 | 0.2 | |
--.MNS.Z. | 1998-06-26T02:26:23.24 | 10.0 | undecidable | manual | PG | 218 | 0.5772 | -0.17 | 1.3 | |
--.AQU.Z. | 1998-06-26T02:26:22.10 | 10.0 | undecidable | manual | PG | 160 | 0.4995 | -0.01 | 1.5 | |
--.ASS.Z. | 1998-06-26T02:26:21.00 | 10.0 | undecidable | manual | PG | 300 | 0.444 | 0.12 | 1.7 | |
--.SNTG.Z. | 1998-06-26T02:26:20.71 | 10.0 | undecidable | manual | PG | 337 | 0.444 | -0.3 | 1.1 | |
--.NRCA.Z. | 1998-06-26T02:26:17.61 | 10.0 | undecidable | manual | SG | 264 | 0.0444 | 0.57 | 0.1 | |
--.NRCA.Z. | 1998-06-26T02:26:14.76 | 10.0 | undecidable | manual | PG | 264 | 0.0444 | 0.08 | 1.8 |