A magnitude ML 1.4 earthquake occured in region: 8 km SE Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8360, 13.2180 at 13 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 9 | 281 | 281 |
Montegallo | AP | 10 | 523 | 804 |
Arquata del Tronto | AP | 10 | 1178 | 1982 |
Norcia | PG | 11 | 4957 | 6939 |
Montemonaco | AP | 12 | 604 | 7543 |
Ussita | MC | 14 | 444 | 7987 |
Visso | MC | 15 | 1107 | 9094 |
Preci | PG | 15 | 724 | 9818 |
Montefortino | FM | 16 | 1178 | 10996 |
Accumoli | RI | 16 | 667 | 11663 |
Acquasanta Terme | AP | 17 | 2916 | 14579 |
Bolognola | MC | 18 | 142 | 14721 |
Amandola | FM | 20 | 3629 | 18350 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2020-01-21 23:42:21 |
42.8358 | 13.2183 | 13 | 2020-01-21 23:50:13 |
Sala Sismica INGV-Roma | 75709531 |
Field | Value |
---|---|
Time (UTC) | 2020-01-21 23:42:21 ± 0.07 |
Latitude | 42.8358 ± 0.0018 |
Longitude | 13.2183 ± 0.0037 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 75709531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 270 |
Semi-minor axis of confidence ellipse (meter) | 64 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 95 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.07644 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32645 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 75709531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-01-21 23:50:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2020-01-21T23:42:34.09 | 0.1 | undecidable | manual | S | 180 | 36.2415 | 96 | 0.16 | 94 |
IV.GAVE.EHZ. | 2020-01-21T23:42:32.56 | 0.1 | undecidable | manual | S | 239 | 30.8469 | 98 | 0.07 | 96 |
IV.CSP1.EHZ. | 2020-01-21T23:42:31.94 | 0.1 | undecidable | manual | S | 358 | 28.4493 | 99 | 0.08 | 96 |
IV.SMA1.EHZ. | 2020-01-21T23:42:30.90 | 0.1 | undecidable | manual | S | 157 | 24.6531 | 101 | 0.02 | 98 |
IV.FDMO.HHZ. | 2020-01-21T23:42:30.66 | 0.1 | undecidable | manual | S | 335 | 24.6531 | 101 | -0.21 | 95 |
IV.RM33.EHZ. | 2020-01-21T23:42:28.71 | 0.3 | undecidable | manual | P | 180 | 36.2415 | 96 | -0.08 | 71 |
IV.MTRA.EHZ. | 2020-01-21T23:42:28.74 | 0.1 | undecidable | manual | S | 121 | 16.9719 | 112 | -0.15 | 95 |
IV.GAVE.EHZ. | 2020-01-21T23:42:28.13 | 1.0 | positive | manual | P | 239 | 30.8469 | 98 | 0.17 | 23 |
IV.MC2.EHZ. | 2020-01-21T23:42:27.28 | 0.1 | undecidable | manual | S | 344 | 8.6802 | 138 | 0.2 | 97 |
IV.MMO1.EHZ. | 2020-01-21T23:42:27.60 | 0.3 | undecidable | manual | S | 51 | 11.2776 | 129 | 0.02 | 75 |
IV.SMA1.EHZ. | 2020-01-21T23:42:27.07 | 1.0 | undecidable | manual | P | 157 | 24.6531 | 101 | 0.05 | 25 |
IV.CSP1.EHZ. | 2020-01-21T23:42:27.59 | 0.1 | undecidable | manual | P | 358 | 28.4493 | 99 | 0 | 98 |
IV.FDMO.HHZ. | 2020-01-21T23:42:26.91 | 1.0 | undecidable | manual | P | 335 | 24.6531 | 101 | -0.12 | 24 |
IV.NRCA.HHZ. | 2020-01-21T23:42:26.72 | 0.1 | undecidable | manual | S | 268 | 8.4804 | 139 | -0.32 | 95 |
IV.MC2.EHZ. | 2020-01-21T23:42:25.02 | 0.1 | undecidable | manual | P | 344 | 8.6802 | 138 | 0.19 | 97 |
IV.MMO1.EHZ. | 2020-01-21T23:42:25.18 | 0.1 | undecidable | manual | P | 51 | 11.2776 | 129 | 0.05 | 100 |
IV.MTRA.EHZ. | 2020-01-21T23:42:25.89 | 0.1 | undecidable | manual | P | 121 | 16.9719 | 112 | 0.01 | 99 |
IV.NRCA.HHZ. | 2020-01-21T23:42:24.71 | 0.1 | undecidable | manual | P | 268 | 8.4804 | 139 | -0.1 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.3 | 0.00023649999999999998 | 1.24 | AML | other | m | 2020-01-21T23:42:27.93 |
IV.NRCA.HHN. | ML:1.4 | 0.00028149999999999996 | 1 | AML | other | m | 2020-01-21T23:42:27.49 |