A magnitude ML 1.2 earthquake occured in region: 9 km W Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7020, 13.1400 at 18 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 | 9 | 667 | 667 |
Cittareale | RI | 10 | 482 | 1149 |
Cascia | PG | 10 | 3217 | 4366 |
Norcia | PG | 11 | 4957 | 9323 |
Amatrice | RI | 15 | 2657 | 11980 |
Arquata del Tronto | AP | 15 | 1178 | 13158 |
Monteleone di Spoleto | PG | 16 | 599 | 13757 |
Poggiodomo | PG | 17 | 117 | 13874 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2020-02-21 07:46:35 |
42.7023 | 13.1395 | 18 | 2020-02-21 07:51:20 |
Sala Sismica INGV-Roma | 76693991 |
Field | Value |
---|---|
Time (UTC) | 2020-02-21 07:46:35 ± 0.19 |
Latitude | 42.7023 ± 0.0045 |
Longitude | 13.1395 ± 0.0098 |
Depth (km) | 18 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 76693991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 850 |
Semi-minor axis of confidence ellipse (meter) | 102 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 69 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 850.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 206 |
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) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
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 | 1.2 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 76693991 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-21 07:51:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2020-02-21T07:46:48.46 | 0.3 | undecidable | manual | S | 103 | 38.9277 | 104 | 0 | 74 |
IV.MMO1.EHZ. | 2020-02-21T07:46:45.26 | 1.0 | undecidable | manual | S | 35 | 26.6511 | 114 | -0.11 | 25 |
IV.RM33.EHZ. | 2020-02-21T07:46:44.07 | 0.6 | undecidable | manual | S | 164 | 22.2555 | 119 | -0.25 | 49 |
IV.MC2.EHZ. | 2020-02-21T07:46:44.69 | 1.0 | undecidable | manual | S | 10 | 23.5542 | 117 | 0.07 | 25 |
IV.SMA1.EHZ. | 2020-02-21T07:46:43.43 | 0.6 | undecidable | manual | S | 116 | 17.871 | 127 | 0.11 | 51 |
IV.TERO.HHZ. | 2020-02-21T07:46:43.06 | 0.1 | undecidable | manual | P | 103 | 38.9277 | 104 | 0.12 | 97 |
IV.CSP1.EHZ. | 2020-02-21T07:46:42.97 | 1.0 | undecidable | manual | S | -0.24 | 0.72 | |||
IV.RM33.EHZ. | 2020-02-21T07:46:40.52 | 1.0 | negative | manual | P | 164 | 22.2555 | 119 | -0.03 | 26 |
IV.MC2.EHZ. | 2020-02-21T07:46:40.79 | 0.1 | undecidable | manual | P | 10 | 23.5542 | 117 | 0.07 | 100 |
IV.MMO1.EHZ. | 2020-02-21T07:46:40.93 | 0.1 | undecidable | manual | P | 35 | 26.6511 | 114 | -0.22 | 98 |
IV.SMA1.EHZ. | 2020-02-21T07:46:40.18 | 1.0 | positive | manual | P | 116 | 17.871 | 127 | 0.21 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.EHE. | ML:0.7 | 0.000030273495 | 0.1792 | AML | other | m | 2020-02-21T07:46:45.36 |
IV.RM33.EHN. | ML:0.7 | 0.000025688229999999998 | 0.1024 | AML | other | m | 2020-02-21T07:46:44.38 |
IV.RM33.HNE. | ML:1.5 | 0.000168353765 | 0.6528 | AML | other | m | 2020-02-21T07:46:49.16 |
IV.RM33.HNN. | ML:1.4 | 0.00014538041 | 0.6208 | AML | other | m | 2020-02-21T07:46:42.87 |
IV.TERO.HHE. | ML:0.8 | 0.000019352865 | 0.1408 | AML | other | m | 2020-02-21T07:46:49.50 |
IV.TERO.HHN. | ML:0.9 | 0.000026903815000000003 | 0.0768 | AML | other | m | 2020-02-21T07:46:49.30 |
IV.TERO.HNE. | ML:1.5 | 0.00011438552 | 0.8704 | AML | other | m | 2020-02-21T07:47:03.07 |
IV.TERO.HNN. | ML:1.8 | 0.0002131528 | 1.2352 | AML | other | m | 2020-02-21T07:47:05.18 |