A magnitude ML 1.3 earthquake occured in region: 2 km E Polino (TR), on
and geographic coordinates (lat, lon) 42.5790, 12.8630 at 9 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 |
---|---|---|---|---|
Polino | TR | 2 | 233 | 233 |
Morro Reatino | RI | 6 | 373 | 606 |
Rivodutri | RI | 7 | 1253 | 1859 |
Arrone | TR | 8 | 2763 | 4622 |
Ferentillo | TR | 8 | 1913 | 6535 |
Labro | RI | 8 | 374 | 6909 |
Montefranco | TR | 8 | 1276 | 8185 |
Leonessa | RI | 9 | 2435 | 10620 |
Poggio Bustone | RI | 9 | 2055 | 12675 |
Monteleone di Spoleto | PG | 11 | 599 | 13274 |
Colli sul Velino | RI | 11 | 533 | 13807 |
Cantalice | RI | 13 | 2755 | 16562 |
Scheggino | PG | 15 | 461 | 17023 |
Greccio | RI | 16 | 1558 | 18581 |
Poggiodomo | PG | 16 | 117 | 18698 |
Sant'Anatolia di Narco | PG | 17 | 564 | 19262 |
Terni | TR | 18 | 111501 | 130763 |
Stroncone | TR | 19 | 4917 | 135680 |
Rieti | RI | 19 | 47698 | 183378 |
Cascia | PG | 20 | 3217 | 186595 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2020-12-24 03:26:31 |
42.5792 | 12.8632 | 9 | 2020-12-24 03:37:13 |
Sala Sismica INGV-Roma | 85669801 |
Field | Value |
---|---|
Time (UTC) | 2020-12-24 03:26:31 ± 0.08 |
Latitude | 42.5792 ± 0.0063 |
Longitude | 12.8632 ± 0.0049 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 85669801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 670 |
Semi-minor axis of confidence ellipse (meter) | 276 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 346 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 670.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 189 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
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) | 0.07195 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35074 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 85669801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-24 03:37:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.HHZ. | 2020-12-24T03:26:38.08 | 0.1 | undecidable | manual | P | 36 | 34.8429 | 50 | -0.06 | 95 |
IV.SMA1.EHZ. | 2020-12-24T03:26:38.71 | 0.1 | undecidable | manual | P | 81 | 38.9277 | 50 | -0.06 | 94 |
IV.LNSS.HHZ. | 2020-12-24T03:26:37.03 | 0.3 | undecidable | manual | S | 80 | 14.6742 | 121 | -0.02 | 74 |
IV.CESX.HHZ. | 2020-12-24T03:26:36.41 | 1.0 | negative | manual | P | 278 | 22.8549 | 111 | 0.43 | 22 |
IV.GAVE.EHZ. | 2020-12-24T03:26:36.42 | 0.3 | undecidable | manual | S | 11 | 12.7761 | 125 | -0.07 | 74 |
IV.ARRO.EHZ. | 2020-12-24T03:26:35.07 | 0.3 | undecidable | manual | S | 270 | 7.9809 | 138 | -0.17 | 73 |
IV.LNSS.HHZ. | 2020-12-24T03:26:34.58 | 0.1 | undecidable | manual | P | 80 | 14.6742 | 121 | 0.06 | 98 |
IV.GAVE.EHZ. | 2020-12-24T03:26:34.46 | 0.6 | negative | manual | P | 11 | 12.7761 | 125 | 0.26 | 47 |
IV.ARRO.EHZ. | 2020-12-24T03:26:33.50 | 0.1 | negative | manual | P | 270 | 7.9809 | 138 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ARRO.EHE. | ML:1.2 | 0.0002525 | 1.6 | AML | other | m | 2020-12-24T03:26:35.85 |
IV.ARRO.EHN. | ML:1.5 | 0.00048499999999999997 | 0.72 | AML | other | m | 2020-12-24T03:26:36.59 |
IV.GAVE.EHE. | ML:1.5 | 0.000343 | 1.78 | AML | other | m | 2020-12-24T03:26:36.07 |
IV.GAVE.EHN. | ML:1.4 | 0.0003075 | 0.26 | AML | other | m | 2020-12-24T03:26:37.15 |
IV.LNSS.HHE. | ML:1.2 | 0.0001635 | 1.02 | AML | other | m | 2020-12-24T03:26:37.83 |
IV.LNSS.HHN. | ML:1.4 | 0.0002495 | 0.2 | AML | other | m | 2020-12-24T03:26:38.37 |
IV.NRCA.HHE. | ML:1.0 | 0.00004035 | 0.14 | AML | other | m | 2020-12-24T03:26:44.09 |
IV.NRCA.HHN. | ML:0.8 | 0.000024750000000000002 | 1.18 | AML | other | m | 2020-12-24T03:26:44.29 |