A magnitude ML 0.9 earthquake occured in region: 6 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7820, 13.1630 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 | 6 | 4957 | 4957 |
Arquata del Tronto | AP | 11 | 1178 | 6135 |
Accumoli | RI | 12 | 667 | 6802 |
Castelsantangelo sul Nera | MC | 13 | 281 | 7083 |
Cascia | PG | 14 | 3217 | 10300 |
Preci | PG | 15 | 724 | 11024 |
Montegallo | AP | 16 | 523 | 11547 |
Visso | MC | 18 | 1107 | 12654 |
Cittareale | RI | 18 | 482 | 13136 |
Ussita | MC | 18 | 444 | 13580 |
Montemonaco | AP | 19 | 604 | 14184 |
Amatrice | RI | 20 | 2657 | 16841 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-05-17 21:38:23 |
42.7817 | 13.1628 | 11 | 2020-05-17 21:45:23 |
Sala Sismica INGV-Roma | 79245081 |
Field | Value |
---|---|
Time (UTC) | 2020-05-17 21:38:23 ± 0.06 |
Latitude | 42.7817 ± 0.0027 |
Longitude | 13.1628 ± 0.0049 |
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 | 79245081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 390 |
Semi-minor axis of confidence ellipse (meter) | 254 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 78 |
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) | 119 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
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 | 13 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 79245081 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-17 21:45:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2020-05-17T21:38:34.52 | 0.3 | undecidable | manual | S | 172 | 30.5472 | 50 | 0.08 | 72 |
IV.FDMO.HHZ. | 2020-05-17T21:38:33.86 | 0.3 | undecidable | manual | S | 348 | 28.9488 | 50 | -0.16 | 72 |
IV.MNTT.EHZ. | 2020-05-17T21:38:33.66 | 3.0 | positive | manual | P | 0.71 | 0 | |||
IV.LNSS.HHZ. | 2020-05-17T21:38:32.17 | 0.6 | undecidable | manual | S | 207 | 22.1556 | 115 | -0.04 | 49 |
IV.TERO.HHZ. | 2020-05-17T21:38:31.47 | 3.0 | undecidable | manual | P | -0.31 | 0 | |||
IV.MTRA.EHZ. | 2020-05-17T21:38:31.11 | 0.1 | undecidable | manual | S | 98 | 19.2696 | 119 | -0.18 | 97 |
IV.ARRO.EHZ. | 2020-05-17T21:38:31.37 | 3.0 | positive | manual | P | -0.05 | 0 | |||
IV.MMO1.EHZ. | 2020-05-17T21:38:31.06 | 0.3 | undecidable | manual | S | 46 | 18.6702 | 119 | -0.06 | 74 |
IV.CSP1.EHZ. | 2020-05-17T21:38:30.56 | 3.0 | positive | manual | P | -0.23 | 0 | |||
IV.MC2.EHZ. | 2020-05-17T21:38:30.27 | 0.3 | undecidable | manual | S | 8 | 14.5743 | 126 | 0.36 | 70 |
IV.MF5.EHZ. | 2020-05-17T21:38:30.92 | 3.0 | positive | manual | P | 0.27 | 0 | |||
IV.FDMO.HHZ. | 2020-05-17T21:38:29.60 | 0.6 | positive | manual | P | 348 | 28.9488 | 50 | -0.05 | 49 |
IV.RM33.EHZ. | 2020-05-17T21:38:29.79 | 0.3 | undecidable | manual | P | 172 | 30.5472 | 50 | -0.11 | 72 |
IV.SMA1.EHZ. | 2020-05-17T21:38:28.73 | 0.3 | undecidable | manual | P | 140 | 21.867 | 116 | 0.17 | 72 |
IV.MTRA.EHZ. | 2020-05-17T21:38:28.09 | 0.1 | undecidable | manual | P | 98 | 19.2696 | 119 | 0.01 | 100 |
IV.LNSS.HHZ. | 2020-05-17T21:38:28.66 | 0.1 | positive | manual | P | 207 | 22.1556 | 115 | 0.05 | 99 |
IV.MC2.EHZ. | 2020-05-17T21:38:27.52 | 0.3 | positive | manual | P | 8 | 14.5743 | 126 | 0.24 | 72 |
IV.MMO1.EHZ. | 2020-05-17T21:38:27.98 | 0.6 | positive | manual | P | 46 | 18.6702 | 119 | -0.01 | 50 |
IV.NRCA.HHZ. | 2020-05-17T21:38:27.72 | 0.1 | undecidable | manual | S | 326 | 6.993 | 146 | -0.34 | 95 |
IV.NRCA.HHZ. | 2020-05-17T21:38:26.36 | 0.1 | negative | manual | P | 326 | 6.993 | 146 | 0.14 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.6 | 0.000651 | 0.12 | AML | other | m | 2020-05-17T21:38:27.88 |
IV.NRCA.HHE. | ML:1.7 | 0.0007455000000000001 | 0.16 | AML | other | m | 2020-05-17T21:38:27.87 |
IV.MTRA.EHN. | ML:1.1 | 0.00009945 | 0.22 | AML | other | m | 2020-05-17T21:38:31.49 |
IV.MTRA.EHE. | ML:1.1 | 0.00010449999999999999 | 0.2 | AML | other | m | 2020-05-17T21:38:31.50 |
IV.LNSS.HHE. | ML:1.2 | 0.00010265 | 0.32 | AML | other | m | 2020-05-17T21:38:32.61 |
IV.LNSS.HHN. | ML:1.2 | 0.00009984999999999999 | 0.28 | AML | other | m | 2020-05-17T21:38:32.63 |
IV.FDMO.HHN. | ML:0.7 | 0.0000269 | 0.86 | AML | other | m | 2020-05-17T21:38:34.62 |
IV.SMA1.EHE. | ML:0.8 | 0.000047149999999999994 | 0.56 | AML | other | m | 2020-05-17T21:38:34.81 |
IV.RM33.EHN. | ML:0.7 | 0.0000238 | 0.7 | AML | other | m | 2020-05-17T21:38:34.31 |
IV.FDMO.HHE. | ML:0.6 | 0.000017899999999999998 | 1.32 | AML | other | m | 2020-05-17T21:38:35.68 |
IV.SMA1.EHN. | ML:0.9 | 0.0000563 | 0.42 | AML | other | m | 2020-05-17T21:38:35.76 |
IV.RM33.EHE. | ML:0.8 | 0.000030100000000000003 | 0.72 | AML | other | m | 2020-05-17T21:38:36.22 |
IV.TERO.HHN. | ML:0.6 | 0.000012750000000000002 | 0.76 | AML | other | m | 2020-05-17T21:38:37.69 |
IV.TERO.HHE. | ML:0.5 | 0.000010775 | 0.5 | AML | other | m | 2020-05-17T21:38:38.83 |