A magnitude ML 0.9 earthquake occured in region: 4 km W Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6170, 13.2490 at 12 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 |
---|---|---|---|---|
Amatrice | RI | 4 | 2657 | 2657 |
Cittareale | RI | 7 | 482 | 3139 |
Accumoli | RI | 9 | 667 | 3806 |
Montereale | AQ | 10 | 2581 | 6387 |
Capitignano | AQ | 12 | 665 | 7052 |
Campotosto | AQ | 12 | 542 | 7594 |
Borbona | RI | 15 | 617 | 8211 |
Posta | RI | 16 | 694 | 8905 |
Cagnano Amiterno | AQ | 18 | 1369 | 10274 |
Arquata del Tronto | AP | 18 | 1178 | 11452 |
Barete | AQ | 19 | 737 | 12189 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-10-25 07:58:01 |
42.6173 | 13.2493 | 12 | 2020-10-25 08:09:58 |
Sala Sismica INGV-Roma | 84111141 |
Field | Value |
---|---|
Time (UTC) | 2020-10-25 07:58:01 ± 0.09 |
Latitude | 42.6173 ± 0.0045 |
Longitude | 13.2493 ± 0.0073 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 84111141 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 580 |
Semi-minor axis of confidence ellipse (meter) | 134 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 252 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 580.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 142 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.02968 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26080 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 84111141 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-25 08:09:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.HHZ. | 2020-10-25T07:58:10.70 | 0.6 | undecidable | manual | S | 335 | 26.3514 | 95 | -0.08 | 49 |
IV.TERO.HHZ. | 2020-10-25T07:58:07.08 | 0.3 | undecidable | manual | P | 89 | 28.9488 | 94 | -0.08 | 73 |
IV.RM33.EHZ. | 2020-10-25T07:58:06.97 | 0.6 | undecidable | manual | S | 193 | 12.3765 | 118 | -0.17 | 49 |
IV.NRCA.HHZ. | 2020-10-25T07:58:06.81 | 0.6 | undecidable | manual | P | 335 | 26.3514 | 95 | 0.05 | 49 |
IV.SMA1.EHZ. | 2020-10-25T07:58:05.92 | 0.6 | undecidable | manual | S | 78 | 7.1928 | 140 | -0.15 | 50 |
IV.SMA1.EHZ. | 2020-10-25T07:58:04.18 | 0.1 | positive | manual | P | 78 | 7.1928 | 140 | 0.14 | 100 |
IV.RM33.EHZ. | 2020-10-25T07:58:04.78 | 0.6 | undecidable | manual | P | 193 | 12.3765 | 118 | 0.12 | 50 |
IV.T1299.EHE. | 2020-10-25T07:58:03.75 | 0.3 | undecidable | manual | P | 55 | 3.2967 | 161 | 0.01 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.4 | 0.0003438029 | 0.2816 | AML | other | m | 2020-10-25T07:58:06.01 |
IV.SMA1.EHN. | ML:1.2 | 0.00017914125 | 0.096 | AML | other | m | 2020-10-25T07:58:06.33 |
IV.RM33.EHE. | ML:1.0 | 0.00010319134499999999 | 0.224 | AML | other | m | 2020-10-25T07:58:07.66 |
IV.RM33.HNN. | ML:1.0 | 0.00010288976 | 0.544 | AML | other | m | 2020-10-25T07:58:12.42 |
IV.RM33.EHN. | ML:0.8 | 0.000058602355000000003 | 0.1792 | AML | other | m | 2020-10-25T07:58:08.32 |
IV.RM33.HNE. | ML:1.2 | 0.00015137271 | 0.8576 | AML | other | m | 2020-10-25T07:58:15.39 |
IV.NRCA.HHN. | ML:0.6 | 0.000022158444999999998 | 0.1024 | AML | other | m | 2020-10-25T07:58:10.83 |
IV.NRCA.HHE. | ML:0.8 | 0.00003546641 | 0.16 | AML | other | m | 2020-10-25T07:58:10.96 |
IV.TERO.HHE. | ML:0.3 | 0.000009649310500000001 | 0.0576 | AML | other | m | 2020-10-25T07:58:11.76 |