A magnitude ML 1.7 earthquake occured in region: Confine Italia Francia (FRANCIA), on
and geographic coordinates (lat, lon) 44.5500, 6.6640 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.7 | 2023-09-04 17:35:21 |
44.5498 | 6.6637 | 10 | 2023-09-04 17:40:24 |
Sala Sismica INGV-Roma | 120752331 |
Field | Value |
---|---|
Time (UTC) | 2023-09-04 17:35:21 ± 0.18 |
Latitude | 44.5498 ± 0.0117 |
Longitude | 6.6637 ± 0.0139 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120752331 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1560 |
Semi-minor axis of confidence ellipse (meter) | 740 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 37 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1560.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 181 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.66730 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 120752331 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-04 17:40:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
RD.ORIF.BHZ. | 2023-09-04T17:35:43.61 | 0.3 | undecidable | manual | S | 304 | 74.0703 | 50 | -0.4 | 65 |
GU.STV.HHZ. | 2023-09-04T17:35:40.50 | 0.3 | undecidable | manual | S | 123 | 62.493 | 50 | -0.41 | 66 |
GU.RRL.HHZ. | 2023-09-04T17:35:35.52 | 0.3 | undecidable | manual | S | 14 | 42.3243 | 50 | -0.03 | 75 |
RD.ORIF.BHZ. | 2023-09-04T17:35:34.60 | 0.1 | undecidable | manual | P | 304 | 74.0703 | 50 | 0.09 | 93 |
GU.PZZ.HHZ. | 2023-09-04T17:35:33.57 | 0.3 | undecidable | manual | S | 98 | 36.0417 | 50 | -0.3 | 71 |
GU.STV.HHZ. | 2023-09-04T17:35:33.23 | 0.1 | negative | manual | P | 123 | 62.493 | 50 | 0.5 | 87 |
GU.BHB.HHZ. | 2023-09-04T17:35:32.34 | 3.0 | positive | manual | P | -0.02 | 0 | |||
GU.RRL.HHZ. | 2023-09-04T17:35:29.81 | 0.1 | undecidable | manual | P | 14 | 42.3243 | 50 | 0.18 | 96 |
GU.PZZ.HHZ. | 2023-09-04T17:35:28.72 | 0.1 | undecidable | manual | P | 98 | 36.0417 | 50 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.PZZ.HHN. | ML:1.7 | 0.0001805 | 0.36 | AML | other | m | 2023-09-04T17:35:34.93 |
GU.PZZ.HHE. | ML:1.6 | 0.00016999999999999999 | 0.12 | AML | other | m | 2023-09-04T17:35:34.79 |