A magnitude ML 0.9 earthquake occured in region: 7 km NW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.8210, 13.2370 at 14 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 7 | 1178 | 1178 |
Montegallo | AP | 8 | 523 | 1701 |
Castelsantangelo sul Nera | MC | 11 | 281 | 1982 |
Montemonaco | AP | 12 | 604 | 2586 |
Norcia | PG | 12 | 4957 | 7543 |
Accumoli | RI | 14 | 667 | 8210 |
Acquasanta Terme | AP | 15 | 2916 | 11126 |
Ussita | MC | 16 | 444 | 11570 |
Montefortino | FM | 16 | 1178 | 12748 |
Visso | MC | 17 | 1107 | 13855 |
Preci | PG | 17 | 724 | 14579 |
Bolognola | MC | 19 | 142 | 14721 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2019-12-19 15:13:37 |
42.8208 | 13.2368 | 14 | 2020-02-28 16:42:26 |
Bollettino Sismico Italiano INGV | 76645011 |
Field | Value |
---|---|
Time (UTC) | 2019-12-19 15:13:37 ± 0.06 |
Latitude | 42.8208 ± 0.0036 |
Longitude | 13.2368 ± 0.0037 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 76645011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 324 |
Semi-minor axis of confidence ellipse (meter) | 317 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 221 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 119 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30487 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 76645011 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-02-19 10:24:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ERC.EHZ. | 2019-12-19T15:15:31.16 | 3.0 | undecidable | manual | Sn | -0.77 | 0 | |||
IV.ERC.EHZ. | 2019-12-19T15:14:45.59 | 3.0 | undecidable | manual | Pn | 6.58 | 0 | |||
IV.CAFE.HHZ. | 2019-12-19T15:14:44.54 | 3.0 | undecidable | manual | Sg | 9.28 | 0 | |||
CH.BERNI.HHZ. | 2019-12-19T15:14:43.18 | 3.0 | positive | manual | Pn | 1.34 | 0 | |||
IV.OSSC.HHZ. | 2019-12-19T15:14:30.09 | 3.0 | undecidable | manual | S | 1.38 | 0 | |||
IV.MMUR.HNZ. | 2019-12-19T15:13:50.57 | 3.0 | undecidable | manual | P | -2.05 | 0 | |||
IV.CESI.HHE. | 2019-12-19T15:13:49.13 | 0.3 | undecidable | manual | S | 307 | 33.8439 | 97 | 0.07 | 71 |
IV.FDMO.HHZ. | 2019-12-19T15:13:47.02 | 0.3 | undecidable | manual | S | 333 | 26.8509 | 101 | -0.19 | 70 |
IV.MNTT.EHZ. | 2019-12-19T15:13:47.60 | 3.0 | negative | manual | P | 0.88 | 0 | |||
IV.SMA1.EHZ. | 2019-12-19T15:13:46.09 | 0.3 | undecidable | manual | S | 159 | 22.5552 | 105 | -0.01 | 73 |
IV.FEMA.HNE. | 2019-12-19T15:13:45.84 | 0.3 | undecidable | manual | S | 316 | 21.867 | 106 | -0.07 | 72 |
IV.CESI.HHE. | 2019-12-19T15:13:44.13 | 1.0 | undecidable | manual | P | 307 | 33.8439 | 97 | -0.06 | 24 |
IV.MTRA.EHE. | 2019-12-19T15:13:44.05 | 0.3 | undecidable | manual | S | 119 | 14.7741 | 119 | -0.12 | 73 |
IV.MMO1.EHN. | 2019-12-19T15:13:43.31 | 0.3 | undecidable | manual | S | 40 | 11.3775 | 130 | -0.11 | 74 |
IV.FDMO.HHZ. | 2019-12-19T15:13:43.04 | 1.0 | positive | manual | P | 333 | 26.8509 | 101 | -0.08 | 24 |
IV.MC2.EHZ. | 2019-12-19T15:13:43.48 | 0.3 | undecidable | manual | S | 339 | 10.7781 | 132 | 0.19 | 73 |
IV.SRES.HHZ. | 2019-12-19T15:13:43.75 | 3.0 | positive | manual | P | 0.96 | 0 | |||
IV.SMA1.EHZ. | 2019-12-19T15:13:42.61 | 0.3 | undecidable | manual | P | 159 | 22.5552 | 105 | 0.13 | 72 |
IV.FEMA.HNE. | 2019-12-19T15:13:42.41 | 0.3 | undecidable | manual | P | 316 | 21.867 | 106 | 0.04 | 73 |
IV.NRCA.HHZ. | 2019-12-19T15:13:42.96 | 0.3 | undecidable | manual | S | 278 | 10.0788 | 134 | -0.19 | 71 |
IV.MC2.EHZ. | 2019-12-19T15:13:41.03 | 0.1 | undecidable | manual | P | 339 | 10.7781 | 132 | 0.18 | 97 |
IV.MTRA.EHE. | 2019-12-19T15:13:41.34 | 0.6 | undecidable | manual | P | 119 | 14.7741 | 119 | -0.02 | 50 |
IV.MMO1.EHN. | 2019-12-19T15:13:40.99 | 0.3 | undecidable | manual | P | 40 | 11.3775 | 130 | 0.06 | 74 |
IV.NRCA.HHZ. | 2019-12-19T15:13:40.81 | 0.1 | negative | manual | P | 278 | 10.0788 | 134 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.4 | 0.00029163505 | 0.0768 | AML | other | m | 2019-12-19T15:13:43.10 |
IV.NRCA.HHE. | ML:1.2 | 0.00015765974999999997 | 0.1152 | AML | other | m | 2019-12-19T15:13:43.49 |
IV.FDMO.HHE. | ML:0.5 | 0.000012998692319999999 | 0.1152 | AML | other | m | 2019-12-19T15:13:47.30 |
IV.FDMO.HHN. | ML:0.7 | 0.00002257545 | 0.1792 | AML | other | m | 2019-12-19T15:13:47.28 |