A magnitude ML 1.2 earthquake occured in region: V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA), on
and geographic coordinates (lat, lon) 45.8700, 6.9760 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Courmayeur | AO | 8 | 2807 | 2807 |
Pré-Saint-Didier | AO | 12 | 1050 | 3857 |
Morgex | AO | 13 | 2104 | 5961 |
La Salle | AO | 16 | 2087 | 8048 |
Saint-Rhémy-en-Bosses | AO | 17 | 338 | 8386 |
La Thuile | AO | 17 | 761 | 9147 |
Saint-Oyen | AO | 19 | 203 | 9350 |
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 1.2 | 2020-09-24 09:33:04 |
45.8695 | 6.976 | 8 | 2020-09-24 09:37:40 |
Sala Sismica INGV-Roma | 83193121 |
Field | Value |
---|---|
Time (UTC) | 2020-09-24 09:33:04 ± 0.13 |
Latitude | 45.8695 ± 0.0090 |
Longitude | 6.9760 ± 0.0090 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 83193121 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 936 |
Semi-minor axis of confidence ellipse (meter) | 615 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 187 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 940.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 186 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.03867 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42448 |
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 | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 83193121 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-24 09:37:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.LSD.HHZ. | 2020-09-24T09:33:13.52 | 0.3 | undecidable | manual | P | 165 | 47.1195 | 50 | -0.03 | 72 |
CH.DIX.HHZ. | 2020-09-24T09:33:12.38 | 0.3 | undecidable | manual | P | 55 | 40.7259 | 50 | -0.18 | 70 |
GU.REMY.HHZ. | 2020-09-24T09:33:10.11 | 0.3 | undecidable | manual | S | 104 | 14.3745 | 119 | -0.08 | 75 |
IV.MRGE.HHZ. | 2020-09-24T09:33:09.61 | 0.3 | undecidable | manual | S | 149 | 12.876 | 122 | -0.13 | 74 |
IV.MRGE.HHZ. | 2020-09-24T09:33:07.67 | 0.1 | undecidable | manual | P | 149 | 12.876 | 122 | 0.15 | 99 |
GU.REMY.HHZ. | 2020-09-24T09:33:07.94 | 0.1 | undecidable | manual | P | 104 | 14.3745 | 119 | 0.16 | 98 |
GU.BLANC.HHZ. | 2020-09-24T09:33:07.40 | 0.3 | undecidable | manual | S | 229 | 4.2957 | 152 | -0.23 | 74 |
GU.BLANC.HHZ. | 2020-09-24T09:33:06.47 | 0.1 | undecidable | manual | P | 229 | 4.2957 | 152 | 0.17 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHE. | ML:1.2 | 0.000165 | 0.28 | AML | other | m | 2020-09-24T09:33:09.75 |
IV.MRGE.HHN. | ML:1.5 | 0.000357 | 0.28 | AML | other | m | 2020-09-24T09:33:09.76 |
GU.REMY.HHE. | ML:1.0 | 0.0001019 | 0.32 | AML | other | m | 2020-09-24T09:33:10.49 |
GU.BLANC.HHE. | ML:0.0 | 0.000626603 | 0.2432 | AML | other | m | 2020-09-24T09:33:07.76 |
GU.BLANC.HHN. | ML:0.0 | 0.0006464631999999999 | 0.1216 | AML | other | m | 2020-09-24T09:33:07.68 |
GU.REMY.HHN. | ML:1.0 | 0.00010838692999999999 | 0.48 | AML | other | m | 2020-09-24T09:33:11.41 |