A magnitude ML 1.2 earthquake occured in region: 6 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7840, 13.1630 at 11 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 | 15 | 523 | 11547 |
Visso | MC | 18 | 1107 | 12654 |
Ussita | MC | 18 | 444 | 13098 |
Cittareale | RI | 18 | 482 | 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 1.2 | 2020-05-18 00:46:43 |
42.7835 | 13.1632 | 11 | 2020-05-18 00:52:36 |
Sala Sismica INGV-Roma | 79249281 |
Field | Value |
---|---|
Time (UTC) | 2020-05-18 00:46:43 ± 0.05 |
Latitude | 42.7835 ± 0.0027 |
Longitude | 13.1632 ± 0.0037 |
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 | 79249281 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 297 |
Semi-minor axis of confidence ellipse (meter) | 283 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 295 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 85 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 20 |
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) | 0.35613 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 79249281 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-18 00:52:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2020-05-18T00:47:04.20 | 3.0 | undecidable | manual | S | -0.57 | 0 | |||
IV.ARRO.EHZ. | 2020-05-18T00:46:56.92 | 0.6 | undecidable | manual | S | 235 | 39.5271 | 50 | -0.1 | 47 |
IV.CESI.HHZ. | 2020-05-18T00:46:55.17 | 0.3 | undecidable | manual | S | 320 | 32.3454 | 50 | 0.08 | 71 |
IV.EL6.EHZ. | 2020-05-18T00:46:55.04 | 3.0 | negative | manual | P | 0.16 | 0 | |||
IV.ATCC.EHZ. | 2020-05-18T00:46:55.42 | 3.0 | positive | manual | P | 1.86 | 0 | |||
IV.SNTG.HHZ. | 2020-05-18T00:46:54.27 | 3.0 | undecidable | manual | P | 0.76 | 0 | |||
IV.RM33.EHZ. | 2020-05-18T00:46:54.89 | 0.6 | undecidable | manual | S | 172 | 30.747 | 50 | 0.22 | 46 |
IV.FDMO.HHZ. | 2020-05-18T00:46:53.88 | 0.3 | undecidable | manual | S | 348 | 28.749 | 50 | -0.25 | 69 |
IV.SMA1.EHZ. | 2020-05-18T00:46:52.19 | 0.6 | undecidable | manual | S | 140 | 22.0668 | 50 | -0.15 | 48 |
IV.LNSS.HHZ. | 2020-05-18T00:46:52.61 | 0.6 | undecidable | manual | S | 207 | 22.3554 | 50 | 0.17 | 47 |
IV.MF5.EHZ. | 2020-05-18T00:46:51.15 | 3.0 | negative | manual | P | -0.17 | 0 | |||
IV.ARRO.EHZ. | 2020-05-18T00:46:51.47 | 0.3 | undecidable | manual | P | 235 | 39.5271 | 50 | -0.04 | 71 |
IV.GUMA.HHZ. | 2020-05-18T00:46:51.14 | 3.0 | undecidable | manual | P | -0.09 | 0 | |||
IV.MMO1.EHZ. | 2020-05-18T00:46:51.33 | 0.3 | undecidable | manual | S | 46 | 18.4704 | 50 | -0.07 | 73 |
IV.TERO.HHZ. | 2020-05-18T00:46:51.59 | 3.0 | undecidable | manual | P | 0.01 | 0 | |||
IV.MTRA.EHZ. | 2020-05-18T00:46:51.48 | 0.3 | undecidable | manual | S | 99 | 19.2696 | 50 | -0.12 | 72 |
IV.RM33.EHZ. | 2020-05-18T00:46:50.04 | 0.1 | undecidable | manual | P | 172 | 30.747 | 50 | -0.12 | 95 |
IV.MC2.EHZ. | 2020-05-18T00:46:50.53 | 0.3 | undecidable | manual | S | 8 | 14.3745 | 128 | 0.25 | 71 |
IV.CESI.HHZ. | 2020-05-18T00:46:50.54 | 0.3 | undecidable | manual | P | 320 | 32.3454 | 50 | 0.14 | 70 |
IV.CSP1.EHZ. | 2020-05-18T00:46:50.79 | 3.0 | undecidable | manual | P | -0.13 | 0 | |||
IV.FDMO.HHZ. | 2020-05-18T00:46:49.90 | 0.3 | positive | manual | P | 348 | 28.749 | 50 | 0.05 | 72 |
IV.MMO1.EHZ. | 2020-05-18T00:46:48.29 | 0.1 | undecidable | manual | P | 46 | 18.4704 | 50 | 0.02 | 99 |
IV.NRCA.HNZ. | 2020-05-18T00:46:48.04 | 0.3 | undecidable | manual | S | 324 | 6.7932 | 148 | -0.47 | 69 |
IV.MTRA.EHZ. | 2020-05-18T00:46:48.41 | 0.3 | undecidable | manual | P | 99 | 19.2696 | 50 | 0.03 | 74 |
IV.SMA1.EHZ. | 2020-05-18T00:46:48.85 | 0.1 | undecidable | manual | P | 140 | 22.0668 | 50 | 0.04 | 98 |
IV.LNSS.HHZ. | 2020-05-18T00:46:48.90 | 0.3 | undecidable | manual | P | 207 | 22.3554 | 50 | 0.03 | 73 |
IV.MC2.EHZ. | 2020-05-18T00:46:47.82 | 0.1 | undecidable | manual | P | 8 | 14.3745 | 128 | 0.19 | 96 |
IV.NRCA.HNZ. | 2020-05-18T00:46:46.65 | 0.1 | positive | manual | P | 324 | 6.7932 | 148 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:2.0 | 0.0014299999999999998 | 0.12 | AML | other | m | 2020-05-18T00:46:48.18 |
IV.NRCA.HNN. | ML:2.0 | 0.00125 | 0.38 | AML | other | m | 2020-05-18T00:46:48.19 |
IV.NRCA.HNE. | ML:2.1 | 0.0016600000000000002 | 0.14 | AML | other | m | 2020-05-18T00:46:48.17 |
IV.NRCA.HHE. | ML:2.1 | 0.0017649999999999999 | 0.14 | AML | other | m | 2020-05-18T00:46:48.17 |
IV.MTRA.EHE. | ML:1.2 | 0.0001305 | 0.32 | AML | other | m | 2020-05-18T00:46:51.68 |
IV.MTRA.EHN. | ML:1.4 | 0.0001665 | 1.66 | AML | other | m | 2020-05-18T00:46:51.00 |
IV.LNSS.HHN. | ML:1.4 | 0.00017649999999999998 | 0.16 | AML | other | m | 2020-05-18T00:46:52.68 |
IV.LNSS.HHE. | ML:1.5 | 0.00019350000000000001 | 1.82 | AML | other | m | 2020-05-18T00:46:52.02 |
IV.FDMO.HHN. | ML:1.0 | 0.00005270000000000001 | 0.28 | AML | other | m | 2020-05-18T00:46:54.90 |
IV.SMA1.EHE. | ML:1.2 | 0.00009900000000000001 | 1.58 | AML | other | m | 2020-05-18T00:46:54.86 |
IV.SMA1.EHN. | ML:1.2 | 0.0000941 | 0.42 | AML | other | m | 2020-05-18T00:46:56.11 |
IV.FDMO.HHE. | ML:1.0 | 0.0000441 | 1.5 | AML | other | m | 2020-05-18T00:46:56.98 |
IV.CSP1.EHE. | ML:1.2 | 0.0000576 | 0.92 | AML | other | m | 2020-05-18T00:46:56.27 |
IV.CSP1.EHN. | ML:1.1 | 0.00005545 | 0.92 | AML | other | m | 2020-05-18T00:46:56.31 |
IV.GUMA.HHN. | ML:1.4 | 0.0001 | 0.22 | AML | other | m | 2020-05-18T00:46:57.78 |
IV.TERO.HHE. | ML:0.8 | 0.0000189 | 0.6 | AML | other | m | 2020-05-18T00:46:57.85 |
IV.TERO.HHN. | ML:0.9 | 0.0000241 | 0.62 | AML | other | m | 2020-05-18T00:46:58.02 |
IV.GUMA.HHE. | ML:1.3 | 0.00008269999999999999 | 0.24 | AML | other | m | 2020-05-18T00:46:59.15 |
IV.ARRO.EHE. | ML:0.9 | 0.000025375355 | 1.24 | AML | other | m | 2020-05-18T00:46:57.50 |
IV.ARRO.EHN. | ML:0.9 | 0.00003205683 | 3.56 | AML | other | m | 2020-05-18T00:46:58.48 |