A magnitude ML 1.0 earthquake occured in region: 3 km NE Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7160, 13.2780 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 |
---|---|---|---|---|
Accumoli | RI | 3 | 667 | 667 |
Arquata del Tronto | AP | 7 | 1178 | 1845 |
Amatrice | RI | 10 | 2657 | 4502 |
Acquasanta Terme | AP | 12 | 2916 | 7418 |
Cittareale | RI | 14 | 482 | 7900 |
Montegallo | AP | 15 | 523 | 8423 |
Norcia | PG | 17 | 4957 | 13380 |
Valle Castellana | TE | 18 | 977 | 14357 |
Campotosto | AQ | 19 | 542 | 14899 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-12-23 10:23:58 |
42.7155 | 13.2783 | 11 | 2020-12-23 10:28:06 |
Sala Sismica INGV-Roma | 85647141 |
Field | Value |
---|---|
Time (UTC) | 2020-12-23 10:23:58 ± 0.06 |
Latitude | 42.7155 ± 0.0036 |
Longitude | 13.2783 ± 0.0049 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 85647141 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 386 |
Semi-minor axis of confidence ellipse (meter) | 348 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 200 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 111 |
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) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28329 |
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 | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 85647141 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-23 10:28:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IT.LRNO.HNZ. | 2020-12-23T10:24:26.07 | 3.0 | undecidable | manual | Pg | 0.11 | 0 | |||
IV.GAVE.EHZ. | 2020-12-23T10:24:08.95 | 0.3 | undecidable | manual | S | 265 | 31.4463 | 91 | 0.08 | 73 |
IV.TERO.HHZ. | 2020-12-23T10:24:07.89 | 0.6 | undecidable | manual | S | 111 | 28.4493 | 91 | -0.2 | 48 |
IV.LNSS.HHZ. | 2020-12-23T10:24:06.60 | 0.6 | undecidable | manual | S | 237 | 23.0547 | 91 | -0.05 | 49 |
IV.NRCA.HHZ. | 2020-12-23T10:24:05.26 | 0.3 | undecidable | manual | S | 314 | 18.6702 | 92 | -0.22 | 72 |
IV.GAVE.EHZ. | 2020-12-23T10:24:04.27 | 0.3 | undecidable | manual | P | 265 | 31.4463 | 91 | -0.02 | 74 |
IV.SMA1.EHZ. | 2020-12-23T10:24:03.20 | 0.3 | undecidable | manual | S | 154 | 10.4784 | 119 | -0.15 | 74 |
IV.LNSS.HHZ. | 2020-12-23T10:24:03.02 | 0.1 | undecidable | manual | P | 237 | 23.0547 | 91 | 0.01 | 100 |
IV.MTRA.HNZ. | 2020-12-23T10:24:03.28 | 0.3 | undecidable | manual | S | 65 | 10.6782 | 118 | -0.1 | 75 |
IV.TERO.HHZ. | 2020-12-23T10:24:03.84 | 0.1 | undecidable | manual | P | 111 | 28.4493 | 91 | 0 | 99 |
IV.NRCA.HHZ. | 2020-12-23T10:24:02.38 | 0.1 | undecidable | manual | P | 314 | 18.6702 | 92 | 0.05 | 100 |
IV.SMA1.EHZ. | 2020-12-23T10:24:01.28 | 0.1 | negative | manual | P | 154 | 10.4784 | 119 | 0.18 | 99 |
IV.MTRA.HNZ. | 2020-12-23T10:24:01.30 | 0.1 | undecidable | manual | P | 65 | 10.6782 | 118 | 0.18 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.1 | 0.00015260000000000002 | 0.2 | AML | other | m | 2020-12-23T10:24:03.28 |
IV.SMA1.EHE. | ML:1.0 | 0.00010875 | 0.38 | AML | other | m | 2020-12-23T10:24:03.28 |
IV.MTRA.EHN. | ML:1.1 | 0.0001315 | 0.24 | AML | other | m | 2020-12-23T10:24:03.50 |
IV.MTRA.EHE. | ML:1.2 | 0.0001805 | 0.92 | AML | other | m | 2020-12-23T10:24:04.81 |
IV.NRCA.HHE. | ML:1.1 | 0.00009984999999999999 | 0.2 | AML | other | m | 2020-12-23T10:24:05.46 |
IV.NRCA.HHN. | ML:1.0 | 0.0000769 | 0.14 | AML | other | m | 2020-12-23T10:24:05.51 |
IV.LNSS.HHN. | ML:0.9 | 0.00004575 | 0.58 | AML | other | m | 2020-12-23T10:24:07.99 |
IV.LNSS.HHE. | ML:0.8 | 0.000038100000000000005 | 1.3 | AML | other | m | 2020-12-23T10:24:08.86 |
IV.TERO.HHN. | ML:0.8 | 0.00003715 | 1.22 | AML | other | m | 2020-12-23T10:24:08.21 |
IV.TERO.HHE. | ML:1.0 | 0.0000461 | 0.08 | AML | other | m | 2020-12-23T10:24:08.92 |
IV.GAVE.EHE. | ML:0.7 | 0.00002265 | 1.38 | AML | other | m | 2020-12-23T10:24:10.18 |
IV.GAVE.EHN. | ML:0.7 | 0.000024035 | 1 | AML | other | m | 2020-12-23T10:24:10.77 |