A magnitude ML 0.7 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.0610, 7.4090 at 8 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.
No Italian municipalities within 20 km distance.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2021-12-20 18:47:12 |
46.0608 | 7.4093 | 8 | 2021-12-20 19:34:33 |
Sala Sismica INGV-Roma | 98763821 |
Field | Value |
---|---|
Time (UTC) | 2021-12-20 18:47:12 ± 0.26 |
Latitude | 46.0608 ± 0.0279 |
Longitude | 7.4093 ± 0.0143 |
Depth (km) | 8 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 98763821 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3117 |
Semi-minor axis of confidence ellipse (meter) | 916 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 348 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3120.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 137 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.63132 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 98763821 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-20 19:34:33 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NDIM.HHZ. | 2021-12-20T18:48:35.78 | 3.0 | undecidable | manual | Sn | -6.15 | 0 | |||
IV.CADC.EHZ. | 2021-12-20T18:48:23.00 | 3.0 | undecidable | manual | Sg | 0.01 | 0 | |||
GU.LSD.HHZ. | 2021-12-20T18:47:33.75 | 0.3 | undecidable | manual | S | 198 | 70.0743 | 50 | -0.4 | 63 |
GU.CIRO.HHZ. | 2021-12-20T18:47:29.60 | 0.6 | undecidable | manual | S | 166 | 52.4031 | 50 | 0.17 | 46 |
IV.MRGE.HHZ. | 2021-12-20T18:47:26.57 | 0.3 | undecidable | manual | S | 220 | 42.0246 | 50 | -0.1 | 71 |
GU.SATI.HHZ. | 2021-12-20T18:47:25.98 | 0.3 | undecidable | manual | S | 120 | 40.9257 | 50 | -0.41 | 66 |
GU.LSD.HHZ. | 2021-12-20T18:47:25.20 | 0.3 | negative | manual | P | 198 | 70.0743 | 50 | 0.28 | 64 |
GU.TRAV.HHZ. | 2021-12-20T18:47:24.53 | 0.1 | undecidable | manual | P | 157 | 66.1893 | 50 | 0.2 | 88 |
GU.CIRO.HHZ. | 2021-12-20T18:47:22.54 | 0.1 | undecidable | manual | P | 166 | 52.4031 | 50 | 0.34 | 88 |
IV.MRGE.HHZ. | 2021-12-20T18:47:20.40 | 0.6 | negative | manual | P | 220 | 42.0246 | 50 | -0.21 | 46 |
GU.SATI.HHZ. | 2021-12-20T18:47:20.47 | 0.3 | negative | manual | P | 120 | 40.9257 | 50 | 0.03 | 71 |
CH.DIX.HHZ. | 2021-12-20T18:47:14.11 | 0.1 | undecidable | manual | P | 357 | 2.0979 | 165 | 0.12 | 100 |
CH.DIX.HHZ. | 2021-12-20T18:47:14.94 | 0.3 | undecidable | manual | S | 357 | 2.0979 | 165 | -0.27 | 73 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.DIX.HHE. | ML:0.0 | 0.0012969195 | 0.0768 | AML | other | m | 2021-12-20T18:47:14.99 |
CH.DIX.HHN. | ML:0.0 | 0.002215515 | 0.1792 | AML | other | m | 2021-12-20T18:47:15.12 |
IV.MRGE.HHE. | ML:0.7 | 0.000014985817 | 0.1408 | AML | other | m | 2021-12-20T18:47:27.02 |
IV.MRGE.HHN. | ML:0.8 | 0.000019545625 | 0.064 | AML | other | m | 2021-12-20T18:47:20.58 |
GU.SATI.HHE. | ML:0.9 | 0.00002306241 | 0.0768 | AML | other | m | 2021-12-20T18:47:20.66 |
GU.SATI.HHN. | ML:0.9 | 0.000024618945 | 0.064 | AML | other | m | 2021-12-20T18:47:26.52 |
GU.SATI.HNE. | ML:0.9 | 0.000023142315 | 0.0512 | AML | other | m | 2021-12-20T18:47:20.70 |
GU.SATI.HNN. | ML:1.0 | 0.000031813654999999993 | 0.5504 | AML | other | m | 2021-12-20T18:47:58.76 |
GU.CIRO.HHE. | ML:0.3 | 0.0000066764455 | 0.8192 | AML | other | m | 2021-12-20T18:47:51.12 |
GU.CIRO.HHN. | ML:0.3 | 0.0000055459725 | 0.64 | AML | other | m | 2021-12-20T18:47:22.27 |
GU.TRAV.HHE. | ML:0.7 | 0.0000114053125 | 0.0896 | AML | other | m | 2021-12-20T18:47:34.07 |
GU.TRAV.HHN. | ML:0.7 | 0.000011552670500000001 | 0.192 | AML | other | m | 2021-12-20T18:47:36.01 |
GU.LSD.HHE. | ML:0.8 | 0.000012222105 | 2.24 | AML | other | m | 2021-12-20T18:48:04.48 |
GU.LSD.HHN. | ML:0.8 | 0.0000088918179 | 1.4848 | AML | other | m | 2021-12-20T18:48:04.24 |