A magnitude ML 0.8 earthquake occured in region: 5 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7300, 13.2080 at 11 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 |
Arquata del Tronto | AP | 9 | 1178 | 1845 |
Norcia | PG | 12 | 4957 | 6802 |
Cittareale | RI | 13 | 482 | 7284 |
Amatrice | RI | 13 | 2657 | 9941 |
Cascia | PG | 16 | 3217 | 13158 |
Montegallo | AP | 16 | 523 | 13681 |
Acquasanta Terme | AP | 17 | 2916 | 16597 |
Castelsantangelo sul Nera | MC | 19 | 281 | 16878 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.8 | 2020-12-19 16:16:25 |
42.7297 | 13.2075 | 11 | 2021-02-26 14:56:14 |
Bollettino Sismico Italiano INGV | 86207671 |
Reviewed Rev100 |
ML 0.8 | 2020-12-19 16:16:25 |
42.7307 | 13.2117 | 11 | 2020-12-19 16:30:14 |
Sala Sismica INGV-Roma | 85550781 |
Field | Value |
---|---|
Time (UTC) | 2020-12-19 16:16:25 ± 0.1 |
Latitude | 42.7297 ± 0.0054 |
Longitude | 13.2075 ± 0.0061 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86207671 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 553 |
Semi-minor axis of confidence ellipse (meter) | 454 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 18 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 550.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 182 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36153 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 86207671 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-01 02:39:12 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 85550781 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-19 16:30:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HAGA.HHZ. | 2020-12-19T16:17:46.77 | 3.0 | undecidable | manual | Sn | -0.16 | 0 | |||
IV.ZCCA.HHZ. | 2020-12-19T16:17:41.76 | 3.0 | undecidable | manual | Sg | 2.47 | 0 | |||
IV.VOBA.HNZ. | 2020-12-19T16:17:19.68 | 3.0 | undecidable | manual | Pg | 8.2 | 0 | |||
IV.MTMR.EHZ. | 2020-12-19T16:17:06.05 | 3.0 | undecidable | manual | Sg | 10.31 | 0 | |||
IV.SBPO.HNZ. | 2020-12-19T16:16:58.24 | 3.0 | undecidable | manual | Pn | -4.33 | 0 | |||
IV.HAGA.HHZ. | 2020-12-19T16:16:56.47 | 3.0 | undecidable | manual | Pn | -1 | 0 | |||
IV.VAGA.HHZ. | 2020-12-19T16:16:52.87 | 3.0 | undecidable | manual | Sg | 7.96 | 0 | |||
XK.GIZZ.HHZ. | 2020-12-19T16:16:45.21 | 3.0 | negative | manual | Pn | -3.31 | 0 | |||
IV.FIR.HHZ. | 2020-12-19T16:16:44.62 | 3.0 | undecidable | manual | Pg | -0.19 | 0 | |||
IV.CSP1.EHZ. | 2020-12-19T16:16:38.86 | 0.3 | undecidable | manual | S | 360 | 40.1265 | 50 | 0.3 | 69 |
IV.FDMO.HHZ. | 2020-12-19T16:16:37.14 | 0.3 | undecidable | manual | S | 344 | 35.4423 | 50 | -0.15 | 72 |
IV.GAVE.EHZ. | 2020-12-19T16:16:34.69 | 0.3 | undecidable | manual | S | 261 | 25.8519 | 50 | -0.05 | 75 |
IV.MC2.EHZ. | 2020-12-19T16:16:33.38 | 0.6 | undecidable | manual | S | 356 | 20.2686 | 118 | 0.15 | 49 |
IT.LRNO.HNZ. | 2020-12-19T16:16:33.55 | 3.0 | negative | manual | P | 2.19 | 0 | |||
IV.CSP1.EHZ. | 2020-12-19T16:16:32.97 | 0.3 | undecidable | manual | P | 360 | 40.1265 | 50 | 0.01 | 74 |
IV.NRCA.HNZ. | 2020-12-19T16:16:31.21 | 0.3 | undecidable | manual | S | 327 | 13.7751 | 128 | -0.14 | 75 |
IV.MTRA.EHZ. | 2020-12-19T16:16:31.69 | 0.3 | undecidable | manual | S | 79 | 15.6732 | 124 | -0.19 | 74 |
IV.FDMO.HHZ. | 2020-12-19T16:16:31.95 | 0.1 | undecidable | manual | P | 344 | 35.4423 | 50 | -0.27 | 94 |
IV.GAVE.EHZ. | 2020-12-19T16:16:30.88 | 0.3 | undecidable | manual | P | 261 | 25.8519 | 50 | 0.13 | 74 |
IV.MTRA.EHZ. | 2020-12-19T16:16:29.24 | 0.1 | undecidable | manual | P | 79 | 15.6732 | 124 | 0.14 | 100 |
IV.MC2.EHZ. | 2020-12-19T16:16:29.79 | 0.6 | undecidable | manual | P | 356 | 20.2686 | 118 | -0.09 | 50 |
IV.NRCA.HNZ. | 2020-12-19T16:16:28.94 | 0.1 | undecidable | manual | P | 327 | 13.7751 | 128 | 0.15 | 100 |
IV.VVLD.HHZ. | 2020-12-19T16:16:22.33 | 3.0 | undecidable | manual | P | 0.86 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.9 | 0.00007255 | 0.16 | AML | other | m | 2020-12-19T16:16:31.34 |
IV.NRCA.HHE. | ML:1.2 | 0.00016849999999999998 | 0.12 | AML | other | m | 2020-12-19T16:16:31.38 |
IV.MTRA.EHE. | ML:0.5 | 0.00003085 | 1.64 | AML | other | m | 2020-12-19T16:16:31.93 |
IV.MTRA.EHN. | ML:0.6 | 0.00003835 | 0.16 | AML | other | m | 2020-12-19T16:16:32.34 |