A magnitude ML 0.9 earthquake occured in region: 7 km W Sellano (PG), on
and geographic coordinates (lat, lon) 42.9200, 12.8550 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 |
---|---|---|---|---|
Sellano | PG | 7 | 1079 | 1079 |
Trevi | PG | 10 | 8469 | 9548 |
Cerreto di Spoleto | PG | 12 | 1075 | 10623 |
Campello sul Clitunno | PG | 13 | 2442 | 13065 |
Foligno | PG | 13 | 57155 | 70220 |
Monte Cavallo | MC | 15 | 145 | 70365 |
Preci | PG | 16 | 724 | 71089 |
Vallo di Nera | PG | 17 | 364 | 71453 |
Montefalco | PG | 17 | 5679 | 77132 |
Spello | PG | 17 | 8645 | 85777 |
Valtopina | PG | 18 | 1398 | 87175 |
Castel Ritaldi | PG | 18 | 3278 | 90453 |
Serravalle di Chienti | MC | 19 | 1070 | 91523 |
Visso | MC | 19 | 1107 | 92630 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-02-19 22:45:58 |
42.9198 | 12.8552 | 10 | 2021-02-19 22:50:21 |
Sala Sismica INGV-Roma | 87307141 |
Field | Value |
---|---|
Time (UTC) | 2021-02-19 22:45:58 ± 0.08 |
Latitude | 42.9198 ± 0.0054 |
Longitude | 12.8552 ± 0.0074 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 87307141 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 686 |
Semi-minor axis of confidence ellipse (meter) | 306 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 44 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 690.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 138 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30847 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 87307141 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-19 22:50:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATCC.EHZ. | 2021-02-19T22:46:10.08 | 0.6 | undecidable | manual | S | 329 | 34.2435 | 50 | 0.03 | 49 |
IV.GAVE.EHZ. | 2021-02-19T22:46:07.69 | 0.6 | undecidable | manual | S | 173 | 25.4523 | 50 | -0.03 | 50 |
IV.FDMO.HHZ. | 2021-02-19T22:46:06.61 | 0.6 | undecidable | manual | S | 55 | 22.8549 | 114 | -0.34 | 47 |
IV.ASSB.HHZ. | 2021-02-19T22:46:06.06 | 0.6 | undecidable | manual | S | 311 | 20.9679 | 116 | -0.29 | 48 |
IV.NRCA.HHZ. | 2021-02-19T22:46:06.95 | 0.6 | undecidable | manual | S | 114 | 23.1546 | 114 | -0.09 | 50 |
IV.ATCC.EHZ. | 2021-02-19T22:46:05.03 | 1.0 | negative | manual | P | 329 | 34.2435 | 50 | -0.04 | 25 |
IV.MMO1.EHZ. | 2021-02-19T22:46:05.20 | 3.0 | undecidable | manual | P | -0.19 | 0 | |||
IV.CESI.HHZ. | 2021-02-19T22:46:03.47 | 0.6 | undecidable | manual | S | 23 | 10.2786 | 135 | 0.19 | 50 |
IV.NRCA.HHZ. | 2021-02-19T22:46:03.29 | 0.1 | undecidable | manual | P | 114 | 23.1546 | 114 | -0.04 | 100 |
IV.GAVE.EHZ. | 2021-02-19T22:46:03.82 | 0.3 | undecidable | manual | P | 173 | 25.4523 | 50 | 0.1 | 74 |
IV.FDMO.HHZ. | 2021-02-19T22:46:03.16 | 1.0 | undecidable | manual | P | 55 | 22.8549 | 114 | -0.12 | 25 |
IV.ASSB.HHZ. | 2021-02-19T22:46:02.87 | 0.3 | undecidable | manual | P | 311 | 20.9679 | 116 | -0.07 | 75 |
IV.CESI.HHZ. | 2021-02-19T22:46:01.51 | 0.1 | positive | manual | P | 23 | 10.2786 | 135 | 0.34 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHN. | ML:1.3 | 0.00023549999999999998 | 0.32 | AML | other | m | 2021-02-19T22:46:03.74 |
IV.CESI.HHE. | ML:1.0 | 0.0001305 | 0.28 | AML | other | m | 2021-02-19T22:46:03.61 |
IV.ASSB.HHE. | ML:0.8 | 0.000046649999999999996 | 0.6 | AML | other | m | 2021-02-19T22:46:06.37 |
IV.ASSB.HHN. | ML:0.8 | 0.0000507 | 0.24 | AML | other | m | 2021-02-19T22:46:06.40 |
IV.FDMO.HHN. | ML:0.7 | 0.00003345 | 0.12 | AML | other | m | 2021-02-19T22:46:06.78 |
IV.NRCA.HHN. | ML:0.9 | 0.00005115 | 1.88 | AML | other | m | 2021-02-19T22:46:06.04 |
IV.NRCA.HHE. | ML:0.8 | 0.0000431 | 1.08 | AML | other | m | 2021-02-19T22:46:07.84 |
IV.FDMO.HHE. | ML:0.8 | 0.000041700000000000004 | 0.18 | AML | other | m | 2021-02-19T22:46:07.44 |