A magnitude ML 1.3 earthquake occured in region: V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA), on
and geographic coordinates (lat, lon) 45.8660, 6.9680 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 |
---|---|---|---|---|
Courmayeur | AO | 8 | 2807 | 2807 |
Pré-Saint-Didier | AO | 11 | 1050 | 3857 |
Morgex | AO | 13 | 2104 | 5961 |
La Salle | AO | 16 | 2087 | 8048 |
La Thuile | AO | 17 | 761 | 8809 |
Saint-Rhémy-en-Bosses | AO | 17 | 338 | 9147 |
Saint-Oyen | AO | 20 | 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 1.3 | 2020-09-24 23:19:25 |
45.8658 | 6.9682 | 10 | 2020-09-24 23:25:24 |
Sala Sismica INGV-Roma | 83215801 |
Field | Value |
---|---|
Time (UTC) | 2020-09-24 23:19:25 ± 0.25 |
Latitude | 45.8658 ± 0.0144 |
Longitude | 6.9682 ± 0.0194 |
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 | 83215801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1699 |
Semi-minor axis of confidence ellipse (meter) | 1409 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 221 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1700.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 187 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.03238 |
Epicentral distance of station farthest from the epicenter (degree) | 0.64841 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.4 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 83215801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-24 23:25:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.TRAV.HHZ. | 2020-09-24T23:19:47.06 | 0.6 | undecidable | manual | S | 123 | 71.9724 | 50 | -0.1 | 44 |
GU.CIRO.HHZ. | 2020-09-24T23:19:41.99 | 0.6 | undecidable | manual | S | 122 | 54.9006 | 50 | -0.63 | 40 |
GU.TRAV.HHZ. | 2020-09-24T23:19:38.42 | 0.6 | negative | manual | P | 123 | 71.9724 | 50 | 0.52 | 40 |
CH.DIX.HHZ. | 2020-09-24T23:19:38.43 | 0.6 | undecidable | manual | S | 55 | 41.4252 | 50 | -0.59 | 41 |
GU.CIRO.HHZ. | 2020-09-24T23:19:35.67 | 0.6 | negative | manual | P | 122 | 54.9006 | 50 | 0.4 | 43 |
CH.DIX.HHZ. | 2020-09-24T23:19:33.66 | 1.0 | positive | manual | P | 55 | 41.4252 | 50 | 0.47 | 22 |
GU.REMY.HHZ. | 2020-09-24T23:19:31.50 | 0.6 | undecidable | manual | S | 102 | 14.874 | 124 | 0.07 | 49 |
IV.MRGE.HHZ. | 2020-09-24T23:19:30.57 | 0.6 | undecidable | manual | S | 146 | 12.876 | 128 | -0.29 | 47 |
GU.REMY.HHZ. | 2020-09-24T23:19:29.25 | 0.6 | positive | manual | P | 102 | 14.874 | 124 | 0.44 | 45 |
GU.BLANC.HHZ. | 2020-09-24T23:19:28.22 | 0.6 | undecidable | manual | S | 228 | 3.5964 | 160 | -0.65 | 43 |
IV.MRGE.HHZ. | 2020-09-24T23:19:28.73 | 0.3 | undecidable | manual | P | 146 | 12.876 | 128 | 0.25 | 71 |
GU.BLANC.HHZ. | 2020-09-24T23:19:27.41 | 0.1 | undecidable | manual | P | 228 | 3.5964 | 160 | 0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.BLANC.HHN. | ML:2.0 | 0.001925 | 0.48 | AML | other | m | 2020-09-24T23:19:28.53 |
GU.BLANC.HHE. | ML:1.9 | 0.0014750000000000002 | 0.3 | AML | other | m | 2020-09-24T23:19:28.71 |
IV.MRGE.HHN. | ML:1.8 | 0.0007624999999999999 | 0.2 | AML | other | m | 2020-09-24T23:19:30.82 |
IV.MRGE.HHE. | ML:1.5 | 0.00035450000000000005 | 0.1 | AML | other | m | 2020-09-24T23:19:30.70 |
GU.REMY.HHN. | ML:1.2 | 0.00014035 | 0.42 | AML | other | m | 2020-09-24T23:19:31.59 |
GU.REMY.HHE. | ML:1.2 | 0.0001395 | 0.36 | AML | other | m | 2020-09-24T23:19:31.87 |
CH.DIX.HHE. | ML:1.2 | 0.0000479537965 | 0.1536 | AML | other | m | 2020-09-24T23:19:39.01 |
CH.DIX.HHN. | ML:1.1 | 0.000046382369999999996 | 0.256 | AML | other | m | 2020-09-24T23:19:40.61 |
GU.CIRO.HHE. | ML:0.9 | 0.000017575884999999998 | 1.408 | AML | other | m | 2020-09-24T23:19:42.50 |
GU.CIRO.HHN. | ML:0.8 | 0.000016769207 | 0.2432 | AML | other | m | 2020-09-24T23:19:42.18 |