A magnitude ML 1.0 earthquake occured in region: 3 km SW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7490, 13.2720 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 | 3 | 1178 | 1178 |
Accumoli | RI | 6 | 667 | 1845 |
Acquasanta Terme | AP | 12 | 2916 | 4761 |
Montegallo | AP | 12 | 523 | 5284 |
Amatrice | RI | 13 | 2657 | 7941 |
Norcia | PG | 15 | 4957 | 12898 |
Cittareale | RI | 17 | 482 | 13380 |
Montemonaco | AP | 17 | 604 | 13984 |
Valle Castellana | TE | 19 | 977 | 14961 |
Castelsantangelo sul Nera | MC | 19 | 281 | 15242 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-08-23 04:59:27 |
42.7493 | 13.2725 | 11 | 2020-08-23 05:04:45 |
Sala Sismica INGV-Roma | 82249131 |
Field | Value |
---|---|
Time (UTC) | 2020-08-23 04:59:27 ± 0.06 |
Latitude | 42.7493 ± 0.0036 |
Longitude | 13.2725 ± 0.0061 |
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 | 82249131 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 528 |
Semi-minor axis of confidence ellipse (meter) | 319 |
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) | 530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 55 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.59265 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 82249131 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-23 05:04:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIUL.HHZ. | 2020-08-23T05:00:07.56 | 3.0 | undecidable | manual | S | 0.22 | 0 | |||
IV.EL6.EHZ. | 2020-08-23T04:59:49.07 | 0.6 | undecidable | manual | S | 348 | 65.7897 | 50 | 1.38 | 28 |
IV.CSP1.EHZ. | 2020-08-23T04:59:40.13 | 0.6 | undecidable | manual | S | 352 | 38.3283 | 50 | -0.24 | 46 |
IV.EL6.EHZ. | 2020-08-23T04:59:39.26 | 1.0 | positive | manual | P | 348 | 65.7897 | 50 | 0.04 | 23 |
IV.FDMO.HHZ. | 2020-08-23T04:59:39.29 | 0.6 | undecidable | manual | S | 335 | 35.2425 | 50 | -0.24 | 46 |
IV.GAVE.EHZ. | 2020-08-23T04:59:38.69 | 0.6 | undecidable | manual | S | 258 | 31.4463 | 50 | 0.16 | 47 |
IV.MF5.EHZ. | 2020-08-23T04:59:38.94 | 0.6 | undecidable | manual | S | 30 | 30.5472 | 50 | 0.67 | 41 |
IV.RM33.EHZ. | 2020-08-23T04:59:37.42 | 0.6 | undecidable | manual | S | 190 | 27.0507 | 50 | 0.06 | 49 |
IV.TERO.HHZ. | 2020-08-23T04:59:37.89 | 0.6 | undecidable | manual | S | 117 | 30.4473 | 50 | -0.37 | 45 |
IV.LNSS.HHE. | 2020-08-23T04:59:36.90 | 0.6 | undecidable | manual | S | 229 | 24.9528 | 50 | 0.11 | 49 |
IV.MC2.EHZ. | 2020-08-23T04:59:35.63 | 0.6 | undecidable | manual | S | 339 | 19.1697 | 50 | 0.37 | 46 |
IV.GAVE.EHZ. | 2020-08-23T04:59:34.09 | 0.6 | negative | manual | P | 258 | 31.4463 | 50 | 0.16 | 47 |
IV.NRCA.HHZ. | 2020-08-23T04:59:34.23 | 0.6 | undecidable | manual | S | 306 | 15.873 | 125 | -0.11 | 49 |
IV.FDMO.HHZ. | 2020-08-23T04:59:34.14 | 0.6 | undecidable | manual | P | 335 | 35.2425 | 50 | -0.37 | 45 |
IV.MMO1.EHZ. | 2020-08-23T04:59:34.50 | 0.6 | undecidable | manual | S | 15 | 17.1717 | 122 | -0.22 | 48 |
IV.CSP1.EHZ. | 2020-08-23T04:59:34.57 | 1.0 | positive | manual | P | 352 | 38.3283 | 50 | -0.42 | 22 |
IV.MF5.EHZ. | 2020-08-23T04:59:33.70 | 1.0 | undecidable | manual | P | 30 | 30.5472 | 50 | -0.08 | 24 |
IV.SMA1.EHZ. | 2020-08-23T04:59:33.89 | 0.6 | undecidable | manual | S | 159 | 14.1747 | 128 | 0.04 | 50 |
IV.RM33.EHZ. | 2020-08-23T04:59:33.09 | 0.3 | positive | manual | P | 190 | 27.0507 | 50 | -0.16 | 72 |
IV.T1299.EHE. | 2020-08-23T04:59:33.94 | 0.6 | undecidable | manual | S | 176 | 12.7761 | 131 | 0.45 | 46 |
IV.TERO.HHZ. | 2020-08-23T04:59:33.22 | 1.0 | undecidable | manual | P | 117 | 30.4473 | 50 | -0.55 | 22 |
IV.MTRA.EHZ. | 2020-08-23T04:59:32.88 | 0.6 | undecidable | manual | S | 85 | 10.1787 | 137 | 0.06 | 50 |
IV.LNSS.HHE. | 2020-08-23T04:59:32.60 | 0.1 | undecidable | manual | P | 229 | 24.9528 | 50 | -0.32 | 93 |
IV.MC2.EHZ. | 2020-08-23T04:59:32.05 | 0.6 | negative | manual | P | 339 | 19.1697 | 50 | 0.01 | 50 |
IV.T1299.EHE. | 2020-08-23T04:59:31.21 | 0.1 | undecidable | manual | P | 176 | 12.7761 | 131 | 0.19 | 97 |
IV.MMO1.EHZ. | 2020-08-23T04:59:31.59 | 0.1 | positive | manual | P | 15 | 17.1717 | 122 | -0.14 | 98 |
IV.SMA1.EHZ. | 2020-08-23T04:59:31.28 | 0.1 | positive | manual | P | 159 | 14.1747 | 128 | 0.05 | 100 |
IV.NRCA.HHZ. | 2020-08-23T04:59:31.41 | 0.1 | negative | manual | P | 306 | 15.873 | 125 | -0.1 | 99 |
IV.MTRA.EHZ. | 2020-08-23T04:59:30.69 | 0.6 | undecidable | manual | P | 85 | 10.1787 | 137 | 0.06 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.0 | 0.000127 | 0.38 | AML | other | m | 2020-08-23T04:59:33.00 |
IV.MTRA.EHN. | ML:0.8 | 0.00008645 | 0.42 | AML | other | m | 2020-08-23T04:59:33.29 |
IV.SMA1.EHN. | ML:0.9 | 0.00006850000000000001 | 0.7 | AML | other | m | 2020-08-23T04:59:34.02 |
IV.SMA1.EHE. | ML:1.0 | 0.00010300000000000001 | 0.2 | AML | other | m | 2020-08-23T04:59:34.11 |
IV.NRCA.HHN. | ML:1.1 | 0.00011350000000000001 | 0.86 | AML | other | m | 2020-08-23T04:59:34.32 |
IV.NRCA.HHE. | ML:1.1 | 0.0001205 | 0.14 | AML | other | m | 2020-08-23T04:59:34.41 |
IV.TERO.HHE. | ML:0.9 | 0.0000356 | 0.9 | AML | other | m | 2020-08-23T04:59:38.02 |
IV.TERO.HHN. | ML:1.0 | 0.00004695 | 0.08 | AML | other | m | 2020-08-23T04:59:38.88 |
IV.GAVE.EHN. | ML:1.0 | 0.0000473 | 0.28 | AML | other | m | 2020-08-23T04:59:38.80 |
IV.GAVE.EHE. | ML:1.0 | 0.00004505 | 1.12 | AML | other | m | 2020-08-23T04:59:39.10 |
IV.FDMO.HHN. | ML:0.9 | 0.0000321 | 0.2 | AML | other | m | 2020-08-23T04:59:39.53 |
IV.FDMO.HHE. | ML:0.7 | 0.00001925 | 0.64 | AML | other | m | 2020-08-23T04:59:40.43 |