A magnitude ML 1.0 earthquake occured in region: 7 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8170, 13.1690 at 10 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 |
---|---|---|---|---|
Norcia | PG | 7 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 9 | 281 | 5238 |
Arquata del Tronto | AP | 12 | 1178 | 6416 |
Preci | PG | 13 | 724 | 7140 |
Montegallo | AP | 14 | 523 | 7663 |
Visso | MC | 14 | 1107 | 8770 |
Ussita | MC | 14 | 444 | 9214 |
Accumoli | RI | 15 | 667 | 9881 |
Montemonaco | AP | 16 | 604 | 10485 |
Cascia | PG | 17 | 3217 | 13702 |
Montefortino | FM | 20 | 1178 | 14880 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-02-16 09:45:47 |
42.8173 | 13.1687 | 10 | 2020-02-16 10:00:01 |
Sala Sismica INGV-Roma | 76562701 |
Field | Value |
---|---|
Time (UTC) | 2020-02-16 09:45:47 ± 0.06 |
Latitude | 42.8173 ± 0.0036 |
Longitude | 13.1687 ± 0.0049 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 76562701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 381 |
Semi-minor axis of confidence ellipse (meter) | 371 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 60 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 94 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27519 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.5 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 76562701 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-16 10:00:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
SL.LJU.BHZ. | 2020-02-16T09:47:15.37 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
GU.BHB.HHZ. | 2020-02-16T09:47:14.43 | 3.0 | undecidable | manual | Pg | 14.81 | 0 | |||
IV.ALJA.HHZ. | 2020-02-16T09:46:59.76 | 3.0 | positive | manual | Pn | -0.52 | 0 | |||
IV.NDIM.HHZ. | 2020-02-16T09:46:59.44 | 3.0 | undecidable | manual | Sn | -8.72 | 0 | |||
IV.MILZ.HHZ. | 2020-02-16T09:46:58.93 | 3.0 | undecidable | manual | Pn | 2.15 | 0 | |||
IV.SBPO.HNZ. | 2020-02-16T09:46:40.11 | 3.0 | positive | manual | Pg | 6.22 | 0 | |||
IT.FIE.HGZ. | 2020-02-16T09:46:39.88 | 3.0 | undecidable | manual | Sg | -3.89 | 0 | |||
IV.VBKN.HHZ. | 2020-02-16T09:46:23.01 | 3.0 | positive | manual | Pg | 1.8 | 0 | |||
IV.ROSPO.HHZ. | 2020-02-16T09:46:08.01 | 3.0 | undecidable | manual | Pn | -4.62 | 0 | |||
IV.VVLD.HHZ. | 2020-02-16T09:46:04.34 | 3.0 | undecidable | manual | P | 1.17 | 0 | |||
IV.RCAV.EHZ. | 2020-02-16T09:46:00.24 | 3.0 | undecidable | manual | P | -1.88 | 0 | |||
IV.CSP1.EHZ. | 2020-02-16T09:45:58.29 | 0.6 | undecidable | manual | S | 5 | 30.5472 | 50 | 0.01 | 49 |
IV.LNSS.HHZ. | 2020-02-16T09:45:57.07 | 0.6 | undecidable | manual | S | 204 | 25.9518 | 50 | 0.02 | 49 |
IV.FDMO.HHZ. | 2020-02-16T09:45:56.47 | 0.6 | undecidable | manual | S | 345 | 25.1526 | 112 | -0.36 | 46 |
IV.MTRA.HNZ. | 2020-02-16T09:45:54.91 | 0.6 | undecidable | manual | S | 110 | 19.7691 | 117 | -0.19 | 48 |
IV.CSP1.EHZ. | 2020-02-16T09:45:53.60 | 1.0 | negative | manual | P | 5 | 30.5472 | 50 | -0.09 | 24 |
IV.MMO1.EHZ. | 2020-02-16T09:45:53.83 | 0.6 | undecidable | manual | S | 55 | 15.7731 | 122 | -0.07 | 49 |
IV.LNSS.HHZ. | 2020-02-16T09:45:53.02 | 0.1 | undecidable | manual | P | 204 | 25.9518 | 50 | 0.04 | 97 |
IV.FDMO.HHZ. | 2020-02-16T09:45:52.66 | 1.0 | negative | manual | P | 345 | 25.1526 | 112 | -0.19 | 24 |
IV.MC2.EHZ. | 2020-02-16T09:45:52.95 | 0.6 | undecidable | manual | S | 9 | 10.5783 | 134 | 0.47 | 46 |
IV.MTRA.HNZ. | 2020-02-16T09:45:51.84 | 0.1 | undecidable | manual | P | 110 | 19.7691 | 117 | -0.02 | 99 |
IV.MMO1.EHZ. | 2020-02-16T09:45:51.27 | 0.3 | negative | manual | P | 55 | 15.7731 | 122 | 0.11 | 73 |
IV.NRCA.HHZ. | 2020-02-16T09:45:51.10 | 0.6 | undecidable | manual | S | 292 | 4.7952 | 155 | -0.18 | 49 |
IV.MC2.EHZ. | 2020-02-16T09:45:50.52 | 1.0 | undecidable | manual | P | 9 | 10.5783 | 134 | 0.18 | 24 |
IV.NRCA.HHZ. | 2020-02-16T09:45:49.73 | 0.1 | negative | manual | P | 292 | 4.7952 | 155 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.5 | 0.00057614815 | 0.16 | AML | other | m | 2020-02-16T09:45:51.17 |
IV.NRCA.HHN. | ML:1.2 | 0.00029968545000000005 | 0.0768 | AML | other | m | 2020-02-16T09:45:51.19 |
IV.NRCA.HNE. | ML:1.5 | 0.0005200283500000001 | 0.1536 | AML | other | m | 2020-02-16T09:45:51.09 |
IV.NRCA.HNN. | ML:1.2 | 0.00029187795 | 0.0704 | AML | other | m | 2020-02-16T09:45:51.15 |
IV.FDMO.HHE. | ML:0.2 | 0.000009127869999999999 | 0.2752 | AML | other | m | 2020-02-16T09:45:58.23 |
IV.FDMO.HHN. | ML:-0.1 | 0.0000064652040000000005 | 0.1792 | AML | other | m | 2020-02-16T09:45:59.28 |
IV.CSP1.EHE. | ML:0.7 | 0.00002722683 | 0.8 | AML | other | m | 2020-02-16T09:46:03.01 |
IV.CSP1.EHN. | ML:0.6 | 0.00001771826 | 0.32 | AML | other | m | 2020-02-16T09:45:59.44 |