A magnitude ML 1.2 earthquake occured in region: 4 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7820, 13.2440 at 14 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 | 5 | 1178 | 1178 |
Accumoli | RI | 10 | 667 | 1845 |
Montegallo | AP | 10 | 523 | 2368 |
Norcia | PG | 12 | 4957 | 7325 |
Acquasanta Terme | AP | 14 | 2916 | 10241 |
Castelsantangelo sul Nera | MC | 15 | 281 | 10522 |
Montemonaco | AP | 15 | 604 | 11126 |
Amatrice | RI | 17 | 2657 | 13783 |
Cittareale | RI | 19 | 482 | 14265 |
Montefortino | FM | 20 | 1178 | 15443 |
Preci | PG | 20 | 724 | 16167 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2019-12-19 20:26:25 |
42.7818 | 13.2438 | 14 | 2019-12-19 22:42:06 |
Sala Sismica INGV-Roma | 74805671 |
Field | Value |
---|---|
Time (UTC) | 2019-12-19 20:26:25 ± 0.14 |
Latitude | 42.7818 ± 0.0045 |
Longitude | 13.2438 ± 0.0098 |
Depth (km) | 14 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 74805671 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 663 |
Semi-minor axis of confidence ellipse (meter) | 477 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 65 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 660.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 114 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31117 |
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 | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 74805671 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-12-19 22:42:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CR.STON.BHZ. | 2019-12-19T20:28:02.94 | 3.0 | undecidable | manual | Sn | 7.81 | 0 | |||
AC.VLO.HHZ. | 2019-12-19T20:27:37.24 | 3.0 | undecidable | manual | Pn | 1.5 | 0 | |||
GU.BHB.HHZ. | 2019-12-19T20:27:35.48 | 3.0 | positive | manual | Pg | 17.65 | 0 | |||
IV.NDIM.HNZ. | 2019-12-19T20:27:29.53 | 3.0 | undecidable | manual | Sg | 5.93 | 0 | |||
GU.GSCL.HHZ. | 2019-12-19T20:27:16.60 | 3.0 | undecidable | manual | Sn | 0.42 | 0 | |||
IV.NDIM.HNZ. | 2019-12-19T20:26:52.69 | 3.0 | positive | manual | Pn | -0.07 | 0 | |||
IV.FIR.HHZ. | 2019-12-19T20:26:38.23 | 3.0 | undecidable | manual | Pn | -0.95 | 0 | |||
IV.SMA1.EHZ. | 2019-12-19T20:26:33.14 | 0.6 | undecidable | manual | S | 156 | 18.3705 | 110 | -0.01 | 67 |
IV.TERO.HHZ. | 2019-12-19T20:26:32.29 | 1.0 | positive | manual | P | 121 | 34.2435 | 97 | -0.09 | 32 |
IV.MMO1.EHZ. | 2019-12-19T20:26:32.03 | 0.6 | undecidable | manual | S | 27 | 14.6742 | 118 | -0.22 | 64 |
IV.CSP1.EHZ. | 2019-12-19T20:26:32.16 | 0.3 | positive | manual | P | 355 | 34.5432 | 96 | -0.27 | 92 |
IV.MC2.EHZ. | 2019-12-19T20:26:32.46 | 0.6 | undecidable | manual | S | 343 | 15.0738 | 117 | 0.12 | 66 |
IV.MF5.EHZ. | 2019-12-19T20:26:31.82 | 0.3 | positive | manual | P | 37 | 28.8489 | 99 | 0.27 | 95 |
IV.NRCA.HHZ. | 2019-12-19T20:26:31.62 | 0.6 | undecidable | manual | S | 299 | 11.9769 | 126 | -0.03 | 68 |
IV.RM33.EHZ. | 2019-12-19T20:26:31.56 | 1.0 | undecidable | manual | P | 185 | 30.3474 | 98 | -0.22 | 32 |
IV.SMA1.EHZ. | 2019-12-19T20:26:30.17 | 0.6 | undecidable | manual | P | 156 | 18.3705 | 110 | 0.19 | 65 |
IV.MCIV.CHZ. | 2019-12-19T20:26:30.85 | 3.0 | negative | manual | P | 0.14 | 0 | |||
IV.MMO1.EHZ. | 2019-12-19T20:26:29.37 | 1.0 | undecidable | manual | P | 27 | 14.6742 | 118 | -0.1 | 33 |
IV.MC2.EHZ. | 2019-12-19T20:26:29.58 | 1.0 | positive | manual | P | 343 | 15.0738 | 117 | 0.06 | 33 |
IV.NRCA.HHZ. | 2019-12-19T20:26:29.19 | 0.3 | undecidable | manual | P | 299 | 11.9769 | 126 | 0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.0 | 0.000090172375 | 0.0768 | AML | other | m | 2019-12-19T20:26:31.88 |
IV.NRCA.HHN. | ML:1.0 | 0.000090356405 | 0.128 | AML | other | m | 2019-12-19T20:26:31.78 |
IV.NRCA.HNE. | ML:1.2 | 0.00014702225 | 1.1904 | AML | other | m | 2019-12-19T20:26:46.78 |
IV.NRCA.HNN. | ML:1.3 | 0.00019945954999999997 | 1.216 | AML | other | m | 2019-12-19T20:26:44.15 |
IV.SMA1.EHE. | ML:1.0 | 0.000064410055 | 0.3584 | AML | other | m | 2019-12-19T20:26:33.75 |
IV.SMA1.EHN. | ML:1.0 | 0.00006323657500000001 | 1.5616 | AML | other | m | 2019-12-19T20:26:42.16 |
IV.RM33.HNE. | ML:1.6 | 0.00020126824 | 0.9728 | AML | other | m | 2019-12-19T20:26:38.01 |
IV.RM33.HNN. | ML:1.6 | 0.00016257785 | 1.5232 | AML | other | m | 2019-12-19T20:26:45.56 |
IV.RM33.EHE. | ML:1.1 | 0.000054115319999999995 | 1.1648 | AML | other | m | 2019-12-19T20:26:37.94 |
IV.RM33.EHN. | ML:1.0 | 0.000049448875000000005 | 3.2384 | AML | other | m | 2019-12-19T20:26:48.62 |
IV.MF5.EHE. | ML:1.5 | 0.000160941 | 2.6624 | AML | other | m | 2019-12-19T20:27:08.22 |
IV.MF5.EHN. | ML:1.6 | 0.00020128570000000002 | 2.4576 | AML | other | m | 2019-12-19T20:26:58.68 |
IV.CSP1.EHE. | ML:1.4 | 0.00010891358500000001 | 3.8016 | AML | other | m | 2019-12-19T20:26:39.85 |
IV.CSP1.EHN. | ML:1.4 | 0.00010543182500000001 | 3.9808 | AML | other | m | 2019-12-19T20:27:08.88 |
IV.TERO.HHE. | ML:0.8 | 0.000025739375 | 1.088 | AML | other | m | 2019-12-19T20:26:41.16 |
IV.TERO.HHN. | ML:0.7 | 0.000021873015 | 0.7552 | AML | other | m | 2019-12-19T20:26:39.92 |