A magnitude ML 0.6 earthquake occured in region: 8 km W Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7180, 13.1540 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 |
---|---|---|---|---|
Accumoli | RI | 8 | 667 | 667 |
Norcia | PG | 10 | 4957 | 5624 |
Cittareale | RI | 11 | 482 | 6106 |
Cascia | PG | 12 | 3217 | 9323 |
Arquata del Tronto | AP | 13 | 1178 | 10501 |
Amatrice | RI | 15 | 2657 | 13158 |
Poggiodomo | PG | 18 | 117 | 13275 |
Monteleone di Spoleto | PG | 18 | 599 | 13874 |
Castelsantangelo sul Nera | MC | 20 | 281 | 14155 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2021-11-20 17:06:41 |
42.7178 | 13.1543 | 10 | 2021-11-20 17:16:39 |
Sala Sismica INGV-Roma | 97632801 |
Field | Value |
---|---|
Time (UTC) | 2021-11-20 17:06:41 ± 0.08 |
Latitude | 42.7178 ± 0.0027 |
Longitude | 13.1543 ± 0.0073 |
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 | 97632801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 408 |
Semi-minor axis of confidence ellipse (meter) | 396 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 103 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 130 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
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) | 0.11961 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37592 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 97632801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-20 17:16:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2021-11-20T17:06:55.32 | 0.3 | undecidable | manual | S | 6 | 41.7249 | 50 | 0.07 | 72 |
IV.MMO1.EHZ. | 2021-11-20T17:06:50.31 | 0.3 | undecidable | manual | S | 35 | 24.5532 | 112 | -0.25 | 71 |
IV.RM33.EHZ. | 2021-11-20T17:06:49.99 | 0.3 | undecidable | manual | S | 168 | 23.6541 | 112 | -0.29 | 71 |
IV.MC2.EHZ. | 2021-11-20T17:06:49.82 | 0.3 | undecidable | manual | S | 7 | 21.6672 | 114 | 0.19 | 73 |
IV.CSP1.EHZ. | 2021-11-20T17:06:49.23 | 1.0 | undecidable | manual | P | 6 | 41.7249 | 50 | -0.16 | 23 |
IV.SMA1.EHZ. | 2021-11-20T17:06:48.83 | 0.6 | undecidable | manual | S | 123 | 17.6712 | 119 | 0.43 | 46 |
IV.NRCA.HHZ. | 2021-11-20T17:06:47.02 | 0.3 | undecidable | manual | S | 346 | 13.2756 | 127 | -0.08 | 75 |
IV.LNSS.HHZ. | 2021-11-20T17:06:47.83 | 0.3 | undecidable | manual | S | 216 | 15.7731 | 122 | -0.01 | 76 |
IV.MC2.EHZ. | 2021-11-20T17:06:46.18 | 1.0 | negative | manual | P | 7 | 21.6672 | 114 | 0.03 | 25 |
IV.RM33.EHZ. | 2021-11-20T17:06:46.53 | 0.1 | undecidable | manual | P | 168 | 23.6541 | 112 | 0.01 | 100 |
IV.MMO1.EHZ. | 2021-11-20T17:06:46.47 | 0.3 | undecidable | manual | P | 35 | 24.5532 | 112 | -0.21 | 72 |
IV.LNSS.HHZ. | 2021-11-20T17:06:45.23 | 0.6 | negative | manual | P | 216 | 15.7731 | 122 | 0.12 | 50 |
IV.SMA1.EHZ. | 2021-11-20T17:06:45.73 | 1.0 | undecidable | manual | P | 123 | 17.6712 | 119 | 0.3 | 24 |
IV.NRCA.HHZ. | 2021-11-20T17:06:44.81 | 0.1 | negative | manual | P | 346 | 13.2756 | 127 | 0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.7 | 0.00004916017 | 0.1024 | AML | other | m | 2021-11-20T17:06:47.12 |
IV.NRCA.HHE. | ML:0.8 | 0.00006950617 | 0.1152 | AML | other | m | 2021-11-20T17:06:47.24 |
IV.LNSS.HHE. | ML:1.0 | 0.00009095 | 0.3 | AML | other | m | 2021-11-20T17:06:48.25 |
IV.LNSS.HHN. | ML:0.7 | 0.000044899999999999994 | 0.18 | AML | other | m | 2021-11-20T17:06:48.24 |
IV.SMA1.EHN. | ML:0.5 | 0.0000229443525 | 0.2688 | AML | other | m | 2021-11-20T17:06:49.27 |
IV.SMA1.EHE. | ML:0.6 | 0.000031488750000000006 | 0.2432 | AML | other | m | 2021-11-20T17:06:49.20 |
IV.MMO1.EHE. | ML:0.4 | 0.000012895103999999999 | 0.2048 | AML | other | m | 2021-11-20T17:06:51.14 |
IV.MMO1.EHN. | ML:0.4 | 0.000013213864999999998 | 0.0768 | AML | other | m | 2021-11-20T17:06:50.80 |
IV.RM33.EHE. | ML:0.4 | 0.000015193876 | 0.1024 | AML | other | m | 2021-11-20T17:06:50.69 |
IV.RM33.EHN. | ML:0.2 | 0.000009623571000000001 | 0.0768 | AML | other | m | 2021-11-20T17:06:50.50 |