A magnitude ML 1.1 earthquake occured in region: 6 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7810, 13.1610 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 |
Poggiodomo | PG | 20 | 117 | 16958 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-05-17 22:55:36 |
42.7813 | 13.1613 | 10 | 2020-05-17 23:01:04 |
Sala Sismica INGV-Roma | 79247451 |
Field | Value |
---|---|
Time (UTC) | 2020-05-17 22:55:36 ± 0.07 |
Latitude | 42.7813 ± 0.0036 |
Longitude | 13.1613 ± 0.0061 |
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 | 79247451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 479 |
Semi-minor axis of confidence ellipse (meter) | 257 |
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) | 480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 120 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31206 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 79247451 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-17 23:01:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-05-17T22:55:48.24 | 0.6 | undecidable | manual | S | 6 | 34.6431 | 50 | 0.06 | 48 |
IV.FDMO.HHZ. | 2020-05-17T22:55:46.49 | 0.3 | undecidable | manual | S | 348 | 28.9488 | 50 | -0.17 | 71 |
IV.LNSS.HHN. | 2020-05-17T22:55:44.63 | 0.3 | undecidable | manual | S | 207 | 22.1556 | 115 | -0.08 | 73 |
IV.SMA1.EHZ. | 2020-05-17T22:55:44.36 | 0.6 | undecidable | manual | S | 140 | 21.9669 | 115 | -0.3 | 47 |
IV.TERO.HHZ. | 2020-05-17T22:55:44.27 | 3.0 | undecidable | manual | P | 0.05 | 0 | |||
IV.MTRA.EHZ. | 2020-05-17T22:55:43.64 | 0.3 | undecidable | manual | S | 98 | 19.3695 | 118 | -0.21 | 72 |
IV.MF5.EHZ. | 2020-05-17T22:55:43.37 | 0.3 | undecidable | manual | P | 47 | 33.3444 | 50 | 0.41 | 67 |
IV.MMO1.EHZ. | 2020-05-17T22:55:43.53 | 0.6 | undecidable | manual | S | 46 | 18.7701 | 118 | -0.15 | 49 |
IV.CSP1.EHZ. | 2020-05-17T22:55:43.02 | 0.1 | undecidable | manual | P | 6 | 34.6431 | 50 | -0.13 | 95 |
IV.FDMO.HHZ. | 2020-05-17T22:55:42.08 | 0.3 | undecidable | manual | P | 348 | 28.9488 | 50 | -0.2 | 71 |
IV.RM33.EHZ. | 2020-05-17T22:55:42.39 | 3.0 | undecidable | manual | P | -0.15 | 0 | |||
IV.MC2.EHZ. | 2020-05-17T22:55:42.80 | 0.3 | undecidable | manual | S | 9 | 14.5743 | 125 | 0.35 | 70 |
IV.LNSS.HHN. | 2020-05-17T22:55:41.14 | 0.3 | undecidable | manual | P | 207 | 22.1556 | 115 | -0.01 | 75 |
IV.SMA1.EHZ. | 2020-05-17T22:55:41.38 | 0.1 | undecidable | manual | P | 140 | 21.9669 | 115 | 0.27 | 94 |
IV.MC2.EHZ. | 2020-05-17T22:55:40.00 | 0.3 | undecidable | manual | P | 9 | 14.5743 | 125 | 0.17 | 73 |
IV.MMO1.EHZ. | 2020-05-17T22:55:40.39 | 0.3 | undecidable | manual | P | 46 | 18.7701 | 118 | -0.16 | 73 |
IV.NRCA.HHZ. | 2020-05-17T22:55:40.28 | 0.3 | undecidable | manual | S | 327 | 6.993 | 146 | -0.25 | 73 |
IV.MTRA.EHZ. | 2020-05-17T22:55:40.49 | 0.3 | undecidable | manual | P | 98 | 19.3695 | 118 | -0.16 | 73 |
IV.T1299.EHZ. | 2020-05-17T22:55:40.88 | 0.3 | undecidable | manual | P | 149 | 19.0698 | 118 | 0.28 | 71 |
IV.NRCA.HHZ. | 2020-05-17T22:55:38.84 | 0.1 | undecidable | manual | P | 327 | 6.993 | 146 | 0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.3 | 0.000286 | 0.08 | AML | other | m | 2020-05-17T22:55:40.33 |
IV.NRCA.HHN. | ML:1.3 | 0.000299 | 0.08 | AML | other | m | 2020-05-17T22:55:40.37 |
IV.MTRA.EHN. | ML:0.8 | 0.000048100000000000004 | 0.64 | AML | other | m | 2020-05-17T22:55:43.65 |
IV.MTRA.EHE. | ML:0.9 | 0.00006135 | 0.66 | AML | other | m | 2020-05-17T22:55:45.91 |