A magnitude ML 1.4 earthquake occured in region: 6 km NW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.8090, 13.2420 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 | 6 | 1178 | 1178 |
Montegallo | AP | 8 | 523 | 1701 |
Castelsantangelo sul Nera | MC | 12 | 281 | 1982 |
Norcia | PG | 12 | 4957 | 6939 |
Montemonaco | AP | 12 | 604 | 7543 |
Accumoli | RI | 13 | 667 | 8210 |
Acquasanta Terme | AP | 14 | 2916 | 11126 |
Montefortino | FM | 17 | 1178 | 12304 |
Ussita | MC | 17 | 444 | 12748 |
Preci | PG | 18 | 724 | 13472 |
Visso | MC | 19 | 1107 | 14579 |
Roccafluvione | AP | 20 | 2010 | 16589 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2019-12-20 07:24:51 |
42.8088 | 13.2425 | 9 | 2019-12-20 07:37:32 |
Sala Sismica INGV-Roma | 74810221 |
Field | Value |
---|---|
Time (UTC) | 2019-12-20 07:24:51 ± 0.05 |
Latitude | 42.8088 ± 0.0027 |
Longitude | 13.2425 ± 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 | 74810221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 393 |
Semi-minor axis of confidence ellipse (meter) | 180 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 48 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 73 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 27 |
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) | 0.09713 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43078 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 74810221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-12-20 07:37:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIGS.HHE. | 2019-12-20T07:25:07.64 | 0.3 | undecidable | manual | S | 146 | 47.8188 | 50 | 0 | 70 |
IV.TERO.HHZ. | 2019-12-20T07:25:04.48 | 0.3 | undecidable | manual | S | 125 | 35.9418 | 50 | -0.01 | 72 |
IV.CESI.HHZ. | 2019-12-20T07:25:04.72 | 0.3 | undecidable | manual | S | 308 | 35.0427 | 50 | 0.48 | 65 |
IV.GUMA.HHZ. | 2019-12-20T07:25:03.07 | 0.3 | undecidable | manual | S | 15 | 29.1486 | 107 | 0.53 | 65 |
IV.CSP1.EHZ. | 2019-12-20T07:25:03.21 | 0.3 | undecidable | manual | S | 354 | 31.5462 | 50 | -0.1 | 71 |
IV.FDMO.HHZ. | 2019-12-20T07:25:02.03 | 0.3 | undecidable | manual | S | 334 | 28.2495 | 108 | -0.21 | 70 |
IT.MTCL.HGZ. | 2019-12-20T07:25:02.44 | 0.3 | undecidable | manual | S | 316 | 28.4493 | 107 | 0.12 | 71 |
IV.GIGS.HHE. | 2019-12-20T07:25:01.03 | 0.3 | undecidable | manual | P | 146 | 47.8188 | 50 | 0.01 | 70 |
IV.CESI.HHZ. | 2019-12-20T07:24:59.01 | 0.3 | undecidable | manual | P | 308 | 35.0427 | 50 | -0.04 | 71 |
IV.RM33.EHE. | 2019-12-20T07:24:59.01 | 0.3 | undecidable | manual | P | 184 | 33.3444 | 50 | 0.22 | 69 |
IV.MML1.EHE. | 2019-12-20T07:24:59.73 | 0.3 | undecidable | manual | P | 327 | 40.3263 | 50 | -0.14 | 69 |
IV.GAVE.EHE. | 2019-12-20T07:24:58.36 | 0.3 | undecidable | manual | P | 246 | 31.1466 | 50 | -0.1 | 71 |
IV.GUMA.HHZ. | 2019-12-20T07:24:58.43 | 0.3 | undecidable | manual | P | 15 | 29.1486 | 107 | 0.36 | 68 |
IV.CSP1.EHZ. | 2019-12-20T07:24:58.22 | 0.6 | undecidable | manual | P | 354 | 31.5462 | 50 | -0.29 | 46 |
IV.TERO.HHZ. | 2019-12-20T07:24:58.90 | 0.1 | undecidable | manual | P | 125 | 35.9418 | 50 | -0.29 | 90 |
IV.LNSS.HNZ. | 2019-12-20T07:24:57.89 | 0.3 | undecidable | manual | P | 216 | 28.1496 | 108 | 0.01 | 73 |
IV.MF5.EHZ. | 2019-12-20T07:24:57.79 | 0.6 | undecidable | manual | P | 42 | 26.5512 | 109 | 0.21 | 47 |
IV.FDMO.HHZ. | 2019-12-20T07:24:57.68 | 0.1 | undecidable | manual | P | 334 | 28.2495 | 108 | -0.21 | 93 |
IV.MTRA.EHZ. | 2019-12-20T07:24:57.80 | 0.3 | undecidable | manual | S | 115 | 13.7751 | 123 | 0.13 | 73 |
IT.MTCL.HGZ. | 2019-12-20T07:24:57.87 | 0.1 | undecidable | manual | P | 316 | 28.4493 | 107 | -0.08 | 96 |
IV.MMO1.EHZ. | 2019-12-20T07:24:56.78 | 0.3 | undecidable | manual | S | 34 | 12.1767 | 126 | -0.42 | 69 |
IV.NRCA.HHZ. | 2019-12-20T07:24:56.79 | 0.6 | undecidable | manual | S | 285 | 10.7781 | 130 | -0.04 | 50 |
IV.SMA1.EHZ. | 2019-12-20T07:24:56.50 | 0.1 | undecidable | manual | P | 159 | 21.1677 | 113 | -0.07 | 97 |
IV.MC2.EHZ. | 2019-12-20T07:24:55.07 | 0.1 | undecidable | manual | P | 339 | 12.1767 | 126 | 0.08 | 98 |
IV.MTRA.EHZ. | 2019-12-20T07:24:55.54 | 0.1 | undecidable | manual | P | 115 | 13.7751 | 123 | 0.28 | 94 |
IV.NRCA.HHZ. | 2019-12-20T07:24:54.78 | 0.1 | negative | manual | P | 285 | 10.7781 | 130 | 0.01 | 100 |
IV.MMO1.EHZ. | 2019-12-20T07:24:54.76 | 0.1 | undecidable | manual | P | 34 | 12.1767 | 126 | -0.23 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNN. | ML:1.6 | 0.0005925 | 0.12 | AML | other | m | 2019-12-20T07:24:57.54 |
IV.NRCA.HNE. | ML:1.6 | 0.0004535 | 0.14 | AML | other | m | 2019-12-20T07:24:58.69 |
IV.NRCA.HHE. | ML:1.5 | 0.00044599999999999994 | 0.14 | AML | other | m | 2019-12-20T07:24:58.69 |
IV.FDMO.HHE. | ML:1.0 | 0.000053849999999999994 | 0.1 | AML | other | m | 2019-12-20T07:25:02.74 |
IV.FDMO.HHN. | ML:1.1 | 0.00005995 | 0.46 | AML | other | m | 2019-12-20T07:25:03.30 |
IV.SMA1.EHE. | ML:1.2 | 0.0001065 | 0.66 | AML | other | m | 2019-12-20T07:25:03.66 |
IV.SMA1.EHN. | ML:1.2 | 0.00011549999999999999 | 0.5 | AML | other | m | 2019-12-20T07:25:07.08 |
IV.MTRA.EHE. | ML:1.4 | 0.00029932170000000004 | 0.1792 | AML | other | m | 2019-12-20T07:24:59.08 |
IV.MTRA.EHN. | ML:1.6 | 0.00040496224999999995 | 0.16 | AML | other | m | 2019-12-20T07:24:58.63 |
IV.MTRA.HNE. | ML:1.4 | 0.00029062889999999995 | 0.112 | AML | other | m | 2019-12-20T07:24:58.90 |
IV.MTRA.HNN. | ML:1.6 | 0.00042322225000000004 | 0.1504 | AML | other | m | 2019-12-20T07:24:58.63 |
IV.CSP1.EHE. | ML:1.3 | 0.00008897094 | 0.1984 | AML | other | m | 2019-12-20T07:25:03.52 |
IV.CSP1.EHN. | ML:1.2 | 0.00006979524 | 0.4992 | AML | other | m | 2019-12-20T07:25:07.51 |
IV.TERO.HHE. | ML:1.5 | 0.00012241617499999998 | 0.1408 | AML | other | m | 2019-12-20T07:25:04.92 |
IV.TERO.HHN. | ML:1.6 | 0.000138184 | 0.3008 | AML | other | m | 2019-12-20T07:25:05.48 |
IV.CESI.HHE. | ML:0.9 | 0.000030923499999999996 | 0.16 | AML | other | m | 2019-12-20T07:25:06.66 |
IV.CESI.HHN. | ML:1.0 | 0.00004436946 | 0.1216 | AML | other | m | 2019-12-20T07:25:05.51 |