A magnitude ML 0.9 earthquake occured in region: 5 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7820, 13.1570 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 | 5 | 4957 | 4957 |
Arquata del Tronto | AP | 12 | 1178 | 6135 |
Accumoli | RI | 12 | 667 | 6802 |
Castelsantangelo sul Nera | MC | 13 | 281 | 7083 |
Cascia | PG | 14 | 3217 | 10300 |
Preci | PG | 14 | 724 | 11024 |
Montegallo | AP | 16 | 523 | 11547 |
Visso | MC | 18 | 1107 | 12654 |
Ussita | MC | 18 | 444 | 13098 |
Cittareale | RI | 18 | 482 | 13580 |
Montemonaco | AP | 19 | 604 | 14184 |
Poggiodomo | PG | 20 | 117 | 14301 |
Amatrice | RI | 20 | 2657 | 16958 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-05-18 02:52:05 |
42.7823 | 13.157 | 10 | 2020-05-18 02:59:18 |
Sala Sismica INGV-Roma | 79256441 |
Field | Value |
---|---|
Time (UTC) | 2020-05-18 02:52:05 ± 0.06 |
Latitude | 42.7823 ± 0.0027 |
Longitude | 13.1570 ± 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 | 79256441 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 345 |
Semi-minor axis of confidence ellipse (meter) | 260 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 90 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 114 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28958 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 79256441 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-18 02:59:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HHZ. | 2020-05-18T02:52:17.17 | 0.6 | undecidable | manual | S | 320 | 32.1456 | 50 | 0.23 | 47 |
IV.FDMO.HHZ. | 2020-05-18T02:52:15.91 | 0.3 | undecidable | manual | S | 349 | 28.749 | 50 | -0.14 | 72 |
IV.SMA1.EHZ. | 2020-05-18T02:52:13.88 | 0.6 | undecidable | manual | S | 139 | 22.2555 | 114 | -0.27 | 47 |
IV.T1299.EHN. | 2020-05-18T02:52:13.45 | 0.3 | undecidable | manual | S | 148 | 19.3695 | 117 | 0.2 | 72 |
IV.MMO1.EHZ. | 2020-05-18T02:52:13.05 | 0.3 | undecidable | manual | S | 47 | 18.9699 | 118 | -0.08 | 74 |
IV.MTRA.HNE. | 2020-05-18T02:52:13.11 | 0.6 | undecidable | manual | S | 98 | 19.6692 | 117 | -0.25 | 48 |
IV.LNSS.HHZ. | 2020-05-18T02:52:13.96 | 0.3 | undecidable | manual | S | 206 | 22.0668 | 114 | -0.14 | 73 |
IV.TERO.HHZ. | 2020-05-18T02:52:13.41 | 3.0 | undecidable | manual | Pg | -0.12 | 0 | |||
IV.MC2.EHE. | 2020-05-18T02:52:12.11 | 0.3 | undecidable | manual | S | 10 | 14.5743 | 125 | 0.29 | 71 |
IV.MF5.EHZ. | 2020-05-18T02:52:12.81 | 3.0 | positive | manual | Pg | 0.5 | 0 | |||
IV.CESI.HHZ. | 2020-05-18T02:52:12.13 | 0.1 | undecidable | manual | P | 320 | 32.1456 | 50 | -0.05 | 97 |
IV.FDMO.HHZ. | 2020-05-18T02:52:11.46 | 0.6 | positive | manual | P | 349 | 28.749 | 50 | -0.2 | 47 |
IV.LNSS.HHZ. | 2020-05-18T02:52:10.51 | 0.1 | undecidable | manual | P | 206 | 22.0668 | 114 | -0.03 | 99 |
IV.SMA1.EHZ. | 2020-05-18T02:52:10.84 | 0.1 | undecidable | manual | P | 139 | 22.2555 | 114 | 0.27 | 94 |
IV.T1299.EHN. | 2020-05-18T02:52:10.15 | 0.1 | undecidable | manual | P | 148 | 19.3695 | 117 | 0.1 | 98 |
IV.NRCA.HHZ. | 2020-05-18T02:52:09.62 | 0.1 | undecidable | manual | S | 329 | 6.6933 | 146 | -0.25 | 97 |
IV.MC2.EHE. | 2020-05-18T02:52:09.40 | 0.1 | undecidable | manual | P | 10 | 14.5743 | 125 | 0.17 | 98 |
IV.MMO1.EHZ. | 2020-05-18T02:52:09.87 | 0.6 | positive | manual | P | 47 | 18.9699 | 118 | -0.11 | 49 |
IV.MTRA.HNE. | 2020-05-18T02:52:09.94 | 0.3 | undecidable | manual | P | 98 | 19.6692 | 117 | -0.17 | 73 |
IV.NRCA.HHZ. | 2020-05-18T02:52:08.22 | 0.1 | negative | manual | P | 329 | 6.6933 | 146 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.6 | 0.00061 | 0.12 | AML | other | m | 2020-05-18T02:52:09.69 |
IV.NRCA.HHE. | ML:1.6 | 0.0006825000000000001 | 0.16 | AML | other | m | 2020-05-18T02:52:09.81 |
IV.LNSS.HHE. | ML:1.1 | 0.00007785000000000001 | 0.72 | AML | other | m | 2020-05-18T02:52:14.22 |
IV.LNSS.HHN. | ML:1.0 | 0.00007655 | 0.28 | AML | other | m | 2020-05-18T02:52:14.62 |
IV.CESI.HHE. | ML:0.8 | 0.000024898484999999998 | 1.1008 | AML | other | m | 2020-05-18T02:52:17.89 |
IV.CESI.HHN. | ML:0.6 | 0.000021711535 | 0.2608 | AML | other | m | 2020-05-18T02:52:17.35 |
IV.TERO.HHE. | ML:0.5 | 0.0000076276809999999995 | 1.0592 | AML | other | m | 2020-05-18T02:52:19.78 |
IV.TERO.HHN. | ML:0.5 | 0.0000084373175 | 4.52 | AML | other | m | 2020-05-18T02:52:19.50 |