A magnitude ML 1.2 earthquake occured in region: 9 km NW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.8300, 13.2210 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 | 9 | 1178 | 1178 |
Castelsantangelo sul Nera | MC | 9 | 281 | 1459 |
Montegallo | AP | 9 | 523 | 1982 |
Norcia | PG | 11 | 4957 | 6939 |
Montemonaco | AP | 12 | 604 | 7543 |
Ussita | MC | 14 | 444 | 7987 |
Accumoli | RI | 15 | 667 | 8654 |
Visso | MC | 16 | 1107 | 9761 |
Preci | PG | 16 | 724 | 10485 |
Montefortino | FM | 16 | 1178 | 11663 |
Acquasanta Terme | AP | 17 | 2916 | 14579 |
Bolognola | MC | 18 | 142 | 14721 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2020-02-21 21:00:06 |
42.8297 | 13.2207 | 9 | 2020-02-21 21:07:22 |
Sala Sismica INGV-Roma | 76706151 |
Field | Value |
---|---|
Time (UTC) | 2020-02-21 21:00:06 ± 0.05 |
Latitude | 42.8297 ± 0.0027 |
Longitude | 13.2207 ± 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 | 76706151 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 315 |
Semi-minor axis of confidence ellipse (meter) | 270 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 278 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 69 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 30 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35973 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 76706151 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-21 21:07:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FOSV.EHZ. | 2020-02-21T21:00:28.25 | 3.0 | undecidable | manual | S | 0 | ||||
IV.EL6.EHZ. | 2020-02-21T21:00:26.45 | 3.0 | undecidable | manual | S | 0.57 | 0 | |||
IV.TERO.HHZ. | 2020-02-21T21:00:20.12 | 0.1 | undecidable | manual | S | 126 | 38.7279 | 50 | 0 | 96 |
IV.RM33.EHZ. | 2020-02-21T21:00:19.62 | 0.3 | undecidable | manual | S | 181 | 35.5422 | 50 | 0.35 | 67 |
IV.GAVE.EHZ. | 2020-02-21T21:00:18.21 | 0.1 | undecidable | manual | S | 240 | 30.6471 | 50 | 0.26 | 92 |
IV.FOSV.EHZ. | 2020-02-21T21:00:18.56 | 3.0 | undecidable | manual | P | 0 | ||||
IV.CESI.HHZ. | 2020-02-21T21:00:18.75 | 0.1 | undecidable | manual | S | 307 | 32.2455 | 50 | 0.38 | 89 |
IV.GUMA.HHZ. | 2020-02-21T21:00:17.51 | 0.3 | undecidable | manual | S | 20 | 27.4503 | 109 | 0.52 | 65 |
IV.CSP1.EHZ. | 2020-02-21T21:00:17.85 | 0.1 | undecidable | manual | S | 357 | 29.1486 | 108 | 0.32 | 91 |
IV.LNSS.HNZ. | 2020-02-21T21:00:17.90 | 0.3 | undecidable | manual | S | 210 | 29.1486 | 108 | 0.36 | 68 |
IV.EL6.. | 2020-02-21T21:00:17.47 | 3.0 | undecidable | manual | P | 0 | ||||
IV.FDMO.HHZ. | 2020-02-21T21:00:16.67 | 0.6 | undecidable | manual | S | 335 | 25.3524 | 110 | 0.37 | 45 |
IT.MTCL.HGZ. | 2020-02-21T21:00:16.33 | 0.3 | undecidable | manual | S | 315 | 25.5522 | 110 | -0.05 | 73 |
IV.MTRA.EHZ. | 2020-02-21T21:00:14.05 | 0.1 | undecidable | manual | S | 119 | 16.4724 | 120 | 0.57 | 87 |
IV.TERO.HHZ. | 2020-02-21T21:00:14.17 | 0.1 | undecidable | manual | P | 126 | 38.7279 | 50 | -0.37 | 89 |
IV.MNTT.EHZ. | 2020-02-21T21:00:14.25 | 0.1 | undecidable | manual | P | 50 | 39.9267 | 50 | -0.47 | 87 |
IV.GAVE.EHZ. | 2020-02-21T21:00:13.05 | 0.1 | undecidable | manual | P | 240 | 30.6471 | 50 | -0.24 | 92 |
IV.CESI.HHZ. | 2020-02-21T21:00:13.38 | 0.1 | undecidable | manual | P | 307 | 32.2455 | 50 | -0.15 | 94 |
IV.RM33.EHZ. | 2020-02-21T21:00:13.96 | 0.1 | undecidable | manual | P | 181 | 35.5422 | 50 | -0.09 | 95 |
IT.MTCL.HGZ. | 2020-02-21T21:00:12.44 | 0.1 | undecidable | manual | P | 315 | 25.5522 | 110 | 0.06 | 97 |
IV.LNSS.HNZ. | 2020-02-21T21:00:12.87 | 0.1 | undecidable | manual | P | 210 | 29.1486 | 108 | -0.18 | 94 |
IV.GUMA.HHZ. | 2020-02-21T21:00:12.81 | 0.1 | undecidable | manual | P | 20 | 27.4503 | 109 | 0.08 | 96 |
IV.FDMO.HHZ. | 2020-02-21T21:00:12.17 | 0.1 | undecidable | manual | P | 335 | 25.3524 | 110 | -0.17 | 95 |
IV.CSP1.EHZ. | 2020-02-21T21:00:12.80 | 0.1 | undecidable | manual | P | 357 | 29.1486 | 108 | -0.25 | 93 |
IV.MF5.EHZ. | 2020-02-21T21:00:12.71 | 0.1 | undecidable | manual | P | 48 | 26.1516 | 110 | 0.22 | 94 |
IV.SMA1.EHZ. | 2020-02-21T21:00:11.87 | 0.1 | undecidable | manual | P | 157 | 23.9538 | 111 | -0.21 | 94 |
IV.MMO1.EHZ. | 2020-02-21T21:00:11.92 | 0.1 | undecidable | manual | S | 48 | 11.5773 | 129 | -0.16 | 97 |
IV.T1299.HNZ. | 2020-02-21T21:00:11.85 | 0.1 | undecidable | manual | P | 167 | 22.2555 | 113 | 0.1 | 97 |
IV.NRCA.HHZ. | 2020-02-21T21:00:11.18 | 0.1 | undecidable | manual | S | 273 | 8.6802 | 137 | -0.16 | 98 |
IV.MC2.EHZ. | 2020-02-21T21:00:11.41 | 0.1 | undecidable | manual | S | 344 | 9.3795 | 135 | -0.11 | 98 |
IV.MTRA.EHZ. | 2020-02-21T21:00:10.76 | 0.1 | undecidable | manual | P | 119 | 16.4724 | 120 | 0.05 | 99 |
IV.NRCA.HHZ. | 2020-02-21T21:00:09.35 | 0.1 | undecidable | manual | P | 273 | 8.6802 | 137 | -0.12 | 98 |
IV.MC2.EHZ. | 2020-02-21T21:00:09.54 | 0.1 | undecidable | manual | P | 344 | 9.3795 | 135 | -0.04 | 100 |
IV.MMO1.EHZ. | 2020-02-21T21:00:09.69 | 0.1 | undecidable | manual | P | 48 | 11.5773 | 129 | -0.21 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GUMA.HHE. | ML:1.6 | 0.00019250000000000002 | 0.3 | AML | other | m | 2020-02-21T21:00:22.81 |
IV.MTRA.EHN. | ML:1.3 | 0.00017199999999999998 | 0.44 | AML | other | m | 2020-02-21T21:00:14.47 |
IV.MTRA.EHE. | ML:1.4 | 0.000241 | 1.46 | AML | other | m | 2020-02-21T21:00:15.91 |
IV.FDMO.HHE. | ML:1.2 | 0.00008774999999999999 | 1.56 | AML | other | m | 2020-02-21T21:00:18.93 |
IV.FDMO.HHN. | ML:1.1 | 0.000078 | 0.6 | AML | other | m | 2020-02-21T21:00:18.55 |
IV.GAVE.EHE. | ML:1.2 | 0.0000831 | 0.92 | AML | other | m | 2020-02-21T21:00:19.67 |
IV.CESI.HHN. | ML:1.5 | 0.00014000000000000001 | 0.42 | AML | other | m | 2020-02-21T21:00:19.28 |
IV.GUMA.HHN. | ML:1.7 | 0.000296 | 0.34 | AML | other | m | 2020-02-21T21:00:19.14 |
IV.TERO.HHE. | ML:1.0 | 0.00003875 | 0.42 | AML | other | m | 2020-02-21T21:00:20.32 |
IV.GAVE.EHN. | ML:1.3 | 0.00009224999999999999 | 0.3 | AML | other | m | 2020-02-21T21:00:20.32 |
IV.CESI.HHE. | ML:1.2 | 0.0000644 | 1.48 | AML | other | m | 2020-02-21T21:00:20.15 |
IV.TERO.HHN. | ML:1.0 | 0.000032550000000000005 | 1.54 | AML | other | m | 2020-02-21T21:00:21.13 |
IV.RM33.EHE. | ML:1.1 | 0.0000485 | 0.44 | AML | other | m | 2020-02-21T21:00:21.77 |
IV.RM33.EHN. | ML:1.0 | 0.0000432 | 0.28 | AML | other | m | 2020-02-21T21:00:21.71 |
IV.SMA1.EHN. | ML:1.3 | 0.0001245 | 0.54 | AML | other | m | 2020-02-21T21:00:22.71 |
IV.SMA1.EHE. | ML:1.2 | 0.00009825 | 0.58 | AML | other | m | 2020-02-21T21:00:23.36 |
IV.CSP1.EHE. | ML:1.0 | 0.00005159247 | 0.4096 | AML | other | m | 2020-02-21T21:00:18.16 |
IV.CSP1.EHN. | ML:1.2 | 0.000084385395 | 1.1008 | AML | other | m | 2020-02-21T21:00:18.51 |
IV.EL6.EHE. | ML:1.2 | 0.000039086074999999997 | 0.2048 | AML | other | m | 2020-02-21T21:00:28.74 |
IV.EL6.EHN. | ML:1.4 | 0.000050632905 | 0.2048 | AML | other | m | 2020-02-21T21:00:27.80 |
IV.FOSV.EHE. | ML:0.9 | 0.000015953721 | 0.4224 | AML | other | m | 2020-02-21T21:00:32.36 |
IV.FOSV.EHN. | ML:1.3 | 0.00003603299 | 0.2816 | AML | other | m | 2020-02-21T21:00:28.58 |