A magnitude ML 1.1 earthquake occured in region: 8 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.8020, 13.2080 at 9 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 | 8 | 1178 | 1178 |
Norcia | PG | 9 | 4957 | 6135 |
Castelsantangelo sul Nera | MC | 11 | 281 | 6416 |
Montegallo | AP | 11 | 523 | 6939 |
Accumoli | RI | 12 | 667 | 7606 |
Montemonaco | AP | 15 | 604 | 8210 |
Preci | PG | 16 | 724 | 8934 |
Ussita | MC | 17 | 444 | 9378 |
Acquasanta Terme | AP | 17 | 2916 | 12294 |
Visso | MC | 17 | 1107 | 13401 |
Cascia | PG | 18 | 3217 | 16618 |
Montefortino | FM | 19 | 1178 | 17796 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-11-03 19:46:27 |
42.8017 | 13.208 | 9 | 2020-11-03 19:59:49 |
Sala Sismica INGV-Roma | 84424361 |
Field | Value |
---|---|
Time (UTC) | 2020-11-03 19:46:27 ± 0.06 |
Latitude | 42.8017 ± 0.0027 |
Longitude | 13.2080 ± 0.0049 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 84424361 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 360 |
Semi-minor axis of confidence ellipse (meter) | 133 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 89 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 66 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 20 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29228 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 84424361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-11-03 19:59:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HHZ. | 2020-11-03T19:46:51.73 | 3.0 | undecidable | manual | S | -0.13 | 0 | |||
IV.RM33.EHZ. | 2020-11-03T19:46:39.02 | 0.1 | undecidable | manual | S | 179 | 32.4453 | 50 | 0.13 | 96 |
IV.CSP1.EHZ. | 2020-11-03T19:46:38.61 | 0.3 | undecidable | manual | S | 360 | 32.2455 | 50 | -0.21 | 71 |
IV.MF5.EHZ. | 2020-11-03T19:46:38.59 | 0.3 | undecidable | manual | S | 45 | 29.0487 | 107 | 0.71 | 61 |
IV.FDMO.HHZ. | 2020-11-03T19:46:37.28 | 0.3 | undecidable | manual | S | 339 | 27.8499 | 108 | -0.2 | 71 |
IV.GAVE.EHZ. | 2020-11-03T19:46:37.74 | 0.1 | undecidable | manual | S | 245 | 28.3494 | 108 | 0.11 | 97 |
IV.SMA1.EHZ. | 2020-11-03T19:46:35.42 | 0.3 | undecidable | manual | S | 151 | 21.6672 | 113 | -0.04 | 74 |
IV.RM33.EHZ. | 2020-11-03T19:46:34.03 | 0.6 | undecidable | manual | P | 179 | 32.4453 | 50 | 0.03 | 49 |
IV.TERO.HHZ. | 2020-11-03T19:46:34.36 | 3.0 | undecidable | manual | P | -0.27 | 0 | |||
IV.MF5.EHZ. | 2020-11-03T19:46:33.63 | 0.6 | positive | manual | P | 45 | 29.0487 | 107 | 0.21 | 47 |
IV.CSP1.EHZ. | 2020-11-03T19:46:33.68 | 0.6 | positive | manual | P | 360 | 32.2455 | 50 | -0.28 | 46 |
IV.MMO1.EHZ. | 2020-11-03T19:46:33.01 | 0.3 | undecidable | manual | S | 42 | 14.4744 | 122 | -0.25 | 72 |
IV.MTRA.EHZ. | 2020-11-03T19:46:33.40 | 0.3 | undecidable | manual | S | 108 | 16.1727 | 119 | -0.34 | 70 |
IV.GAVE.EHZ. | 2020-11-03T19:46:33.22 | 1.0 | negative | manual | P | 245 | 28.3494 | 108 | -0.05 | 24 |
IV.MC2.EHZ. | 2020-11-03T19:46:32.76 | 0.3 | undecidable | manual | S | 353 | 12.2766 | 126 | 0.14 | 74 |
IV.FDMO.HHZ. | 2020-11-03T19:46:32.99 | 1.0 | undecidable | manual | P | 339 | 27.8499 | 108 | -0.19 | 24 |
IV.NRCA.HHZ. | 2020-11-03T19:46:31.44 | 0.3 | undecidable | manual | S | 295 | 8.3805 | 137 | -0.17 | 74 |
IV.MTRA.EHZ. | 2020-11-03T19:46:31.01 | 0.6 | positive | manual | P | 108 | 16.1727 | 119 | -0.02 | 50 |
IV.SMA1.EHZ. | 2020-11-03T19:46:31.87 | 0.6 | positive | manual | P | 151 | 21.6672 | 113 | -0.15 | 48 |
IV.MC2.EHZ. | 2020-11-03T19:46:30.55 | 0.6 | negative | manual | P | 353 | 12.2766 | 126 | 0.17 | 49 |
IV.MMO1.EHZ. | 2020-11-03T19:46:30.79 | 0.3 | negative | manual | P | 42 | 14.4744 | 122 | 0.04 | 75 |
IV.NRCA.HHZ. | 2020-11-03T19:46:29.91 | 0.1 | positive | manual | P | 295 | 8.3805 | 137 | 0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.3 | 0.00032 | 0.14 | AML | other | m | 2020-11-03T19:46:31.57 |
IV.NRCA.HHE. | ML:1.4 | 0.00035099999999999997 | 0.1 | AML | other | m | 2020-11-03T19:46:31.64 |
IV.MTRA.EHN. | ML:1.0 | 0.00009984999999999999 | 0.8 | AML | other | m | 2020-11-03T19:46:33.53 |
IV.MTRA.EHE. | ML:1.0 | 0.00009035 | 0.7 | AML | other | m | 2020-11-03T19:46:33.99 |
IV.TERO.HHN. | ML:0.9 | 0.0000292 | 0.84 | AML | other | m | 2020-11-03T19:46:39.79 |
IV.TERO.HHE. | ML:0.8 | 0.000025 | 0.14 | AML | other | m | 2020-11-03T19:46:40.09 |