A magnitude ML 0.1 earthquake occured in region: 6 km SE Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7780, 12.9710 at 5 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 6 | 1075 | 1075 |
Cascia | PG | 7 | 3217 | 4292 |
Poggiodomo | PG | 8 | 117 | 4409 |
Vallo di Nera | PG | 9 | 364 | 4773 |
Norcia | PG | 10 | 4957 | 9730 |
Sant'Anatolia di Narco | PG | 12 | 564 | 10294 |
Preci | PG | 13 | 724 | 11018 |
Sellano | PG | 13 | 1079 | 12097 |
Scheggino | PG | 13 | 461 | 12558 |
Monteleone di Spoleto | PG | 14 | 599 | 13157 |
Campello sul Clitunno | PG | 17 | 2442 | 15599 |
Spoleto | PG | 20 | 38218 | 53817 |
Visso | MC | 20 | 1107 | 54924 |
Castelsantangelo sul Nera | MC | 20 | 281 | 55205 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.1 | 2017-02-27 20:49:26 |
42.7778 | 12.9707 | 5 | 2017-02-27 20:55:49 |
Sala Sismica INGV-Roma | 41713481 |
Field | Value |
---|---|
Time (UTC) | 2017-02-27 20:49:26 ± 0.11 |
Latitude | 42.7778 ± 0.0027 |
Longitude | 12.9707 ± 0.0049 |
Depth (km) | 5 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 41713481 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 350 |
Semi-minor axis of confidence ellipse (meter) | 128 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 107 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 90 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.06025 |
Epicentral distance of station farthest from the epicenter (degree) | 0.49013 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.1 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 41713481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-02-27 20:55:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2017-02-27T20:49:37.21 | 0.6 | undecidable | manual | P | 108 | 54.4011 | 50 | 0.23 | 44 |
IV.T1220.EHZ. | 2017-02-27T20:49:33.36 | 1.0 | negative | manual | P | 15 | 38.1285 | 97 | -0.68 | 20 |
IV.FDMO.HHZ. | 2017-02-27T20:49:32.61 | 1.0 | undecidable | manual | P | 18 | 30.2475 | 99 | 0.13 | 24 |
IV.T1216.EHZ. | 2017-02-27T20:49:31.20 | 0.1 | undecidable | manual | S | 17 | 13.0758 | 110 | 0.02 | 100 |
IV.T1212.EHZ. | 2017-02-27T20:49:29.24 | 0.1 | undecidable | manual | S | 116 | 6.6933 | 125 | 0.06 | 100 |
IV.T1216.EHZ. | 2017-02-27T20:49:29.05 | 0.6 | positive | manual | P | 17 | 13.0758 | 110 | -0.09 | 49 |
IV.T1217.EHZ. | 2017-02-27T20:49:29.52 | 0.1 | undecidable | manual | S | 204 | 7.9809 | 120 | -0.04 | 100 |
IV.T1215.EHZ. | 2017-02-27T20:49:29.96 | 0.1 | undecidable | manual | S | 288 | 8.6802 | 118 | 0.17 | 97 |
IV.T1215.EHZ. | 2017-02-27T20:49:28.23 | 0.3 | undecidable | manual | P | 288 | 8.6802 | 118 | -0.11 | 74 |
IV.T1212.EHZ. | 2017-02-27T20:49:28.02 | 1.0 | positive | manual | P | 116 | 6.6933 | 125 | 0.04 | 25 |
IV.T1217.EHZ. | 2017-02-27T20:49:28.05 | 0.6 | negative | manual | P | 204 | 7.9809 | 120 | -0.16 | 49 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.T1216.EHE. | ML:0.1 | 0.000014162915 | 0.3456 | AML | other | m | 2017-02-27T20:49:31.70 |
IV.T1216.EHN. | ML:0.2 | 0.0000202911555 | 0.1792 | AML | other | m | 2017-02-27T20:49:31.71 |
IV.T1217.EHE. | ML:0.0 | 0.0000275863225 | 0.2304 | AML | other | m | 2017-02-27T20:49:29.76 |
IV.T1217.HNE. | ML:0.0 | 0.000033873034999999995 | 0.4736 | AML | other | m | 2017-02-27T20:49:29.88 |