A magnitude ML 1.2 earthquake occured in region: 5 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7610, 13.2380 at 11 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 | 7 | 667 | 1845 |
Montegallo | AP | 12 | 523 | 2368 |
Norcia | PG | 12 | 4957 | 7325 |
Acquasanta Terme | AP | 14 | 2916 | 10241 |
Amatrice | RI | 15 | 2657 | 12898 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13179 |
Cittareale | RI | 17 | 482 | 13661 |
Montemonaco | AP | 17 | 604 | 14265 |
Cascia | PG | 19 | 3217 | 17482 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2019-12-18 01:42:16 |
42.7608 | 13.2385 | 11 | 2019-12-18 01:54:20 |
Sala Sismica INGV-Roma | 74753301 |
Field | Value |
---|---|
Time (UTC) | 2019-12-18 01:42:16 ± 0.05 |
Latitude | 42.7608 ± 0.0027 |
Longitude | 13.2385 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 74753301 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 431 |
Semi-minor axis of confidence ellipse (meter) | 260 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 69 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 86 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29678 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.1 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 74753301 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-12-18 01:54:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2019-12-18T01:42:37.20 | 3.0 | undecidable | manual | S | 0.19 | 0 | |||
IV.MF5.EHZ. | 2019-12-18T01:42:27.67 | 0.3 | undecidable | manual | S | 35 | 30.9468 | 50 | 0.59 | 63 |
IV.FDMO.HHZ. | 2019-12-18T01:42:27.25 | 0.3 | undecidable | manual | S | 338 | 32.9448 | 50 | -0.36 | 67 |
IV.CAMP.HHZ. | 2019-12-18T01:42:26.10 | 0.3 | undecidable | manual | S | 151 | 28.5492 | 50 | -0.34 | 68 |
IV.RM33.EHZ. | 2019-12-18T01:42:26.45 | 0.3 | undecidable | manual | S | 184 | 28.0497 | 50 | 0.16 | 71 |
IV.LNSS.HHZ. | 2019-12-18T01:42:25.50 | 0.3 | undecidable | manual | S | 223 | 23.8539 | 50 | 0.32 | 69 |
IV.GIGS.HHZ. | 2019-12-18T01:42:24.23 | 3.0 | undecidable | manual | P | -0.17 | 0 | |||
IV.MMO1.EHZ. | 2019-12-18T01:42:23.04 | 0.1 | undecidable | manual | S | 25 | 16.9719 | 122 | -0.14 | 97 |
IV.CSP1.EHZ. | 2019-12-18T01:42:23.14 | 3.0 | positive | manual | P | -0.16 | 0 | |||
IV.MC2.EHZ. | 2019-12-18T01:42:23.31 | 0.3 | undecidable | manual | S | 346 | 17.1717 | 122 | 0.07 | 73 |
IV.CESI.HHZ. | 2019-12-18T01:42:23.43 | 3.0 | undecidable | manual | P | -0.28 | 0 | |||
IV.MF5.EHZ. | 2019-12-18T01:42:22.65 | 0.1 | undecidable | manual | P | 35 | 30.9468 | 50 | 0.15 | 94 |
IV.FDMO.HHZ. | 2019-12-18T01:42:22.49 | 0.1 | undecidable | manual | P | 338 | 32.9448 | 50 | -0.32 | 90 |
IV.TERO.HHZ. | 2019-12-18T01:42:22.57 | 3.0 | negative | manual | P | -0.11 | 0 | |||
IV.SMA1.EHZ. | 2019-12-18T01:42:22.90 | 0.3 | undecidable | manual | S | 151 | 16.4724 | 123 | -0.13 | 73 |
IV.MTRA.EHZ. | 2019-12-18T01:42:22.02 | 0.1 | undecidable | manual | S | 92 | 12.876 | 129 | 0 | 100 |
IV.RM33.EHZ. | 2019-12-18T01:42:22.00 | 0.1 | undecidable | manual | P | 184 | 28.0497 | 50 | -0.05 | 97 |
IV.NRCA.HNZ. | 2019-12-18T01:42:21.99 | 0.3 | undecidable | manual | S | 309 | 12.9759 | 129 | -0.05 | 74 |
IV.LNSS.HHZ. | 2019-12-18T01:42:21.41 | 0.1 | undecidable | manual | P | 223 | 23.8539 | 50 | 0.01 | 98 |
IV.CAMP.HHZ. | 2019-12-18T01:42:21.92 | 0.1 | undecidable | manual | P | 151 | 28.5492 | 50 | -0.21 | 93 |
IV.MC2.EHZ. | 2019-12-18T01:42:20.40 | 0.1 | undecidable | manual | P | 346 | 17.1717 | 122 | 0.12 | 97 |
IV.MMO1.EHZ. | 2019-12-18T01:42:20.12 | 0.1 | undecidable | manual | P | 25 | 16.9719 | 122 | -0.13 | 97 |
IV.SMA1.EHZ. | 2019-12-18T01:42:20.31 | 0.1 | undecidable | manual | P | 151 | 16.4724 | 123 | 0.15 | 97 |
IV.MTRA.EHZ. | 2019-12-18T01:42:19.70 | 0.1 | undecidable | manual | P | 92 | 12.876 | 129 | 0.12 | 98 |
IV.NRCA.HNZ. | 2019-12-18T01:42:19.70 | 0.1 | undecidable | manual | P | 309 | 12.9759 | 129 | 0.11 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.2 | 0.00014850000000000003 | 0.68 | AML | other | m | 2019-12-18T01:42:22.19 |
IV.NRCA.HHE. | ML:1.5 | 0.0003205 | 0.38 | AML | other | m | 2019-12-18T01:42:22.14 |
IV.MTRA.EHN. | ML:1.1 | 0.0001285 | 0.42 | AML | other | m | 2019-12-18T01:42:22.33 |
IV.NRCA.HHN. | ML:1.4 | 0.0002455 | 1 | AML | other | m | 2019-12-18T01:42:22.69 |
IV.SMA1.EHE. | ML:1.2 | 0.00014850000000000003 | 0.58 | AML | other | m | 2019-12-18T01:42:23.35 |
IV.SMA1.EHN. | ML:1.1 | 0.0001024 | 0.36 | AML | other | m | 2019-12-18T01:42:23.53 |
IV.LNSS.HHN. | ML:1.3 | 0.0001231 | 1.56 | AML | other | m | 2019-12-18T01:42:26.11 |
IV.LNSS.HHE. | ML:1.2 | 0.0000917 | 0.58 | AML | other | m | 2019-12-18T01:42:26.15 |
IV.RM33.EHN. | ML:1.2 | 0.00008135000000000001 | 0.66 | AML | other | m | 2019-12-18T01:42:26.64 |
IV.RM33.EHE. | ML:1.3 | 0.0001039 | 1.54 | AML | other | m | 2019-12-18T01:42:27.15 |
IV.TERO.HHN. | ML:1.1 | 0.000048799999999999994 | 1.7 | AML | other | m | 2019-12-18T01:42:28.07 |
IV.TERO.HHE. | ML:1.0 | 0.00004745 | 1.26 | AML | other | m | 2019-12-18T01:42:28.70 |