A magnitude ML 1.2 earthquake occured in region: 11 km NE Courmayeur (AO), on
and geographic coordinates (lat, lon) 45.8850, 7.0240 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 | 11 | 2807 | 2807 |
Pré-Saint-Didier | AO | 14 | 1050 | 3857 |
Saint-Rhémy-en-Bosses | AO | 14 | 338 | 4195 |
Morgex | AO | 14 | 2104 | 6299 |
La Salle | AO | 16 | 2087 | 8386 |
Saint-Oyen | AO | 16 | 203 | 8589 |
Etroubles | AO | 18 | 501 | 9090 |
La Thuile | AO | 20 | 761 | 9851 |
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 | 2020-08-26 00:10:42 |
45.885 | 7.024 | 10 | 2020-08-26 00:14:42 |
Sala Sismica INGV-Roma | 82331191 |
Field | Value |
---|---|
Time (UTC) | 2020-08-26 00:10:42 ± 0.2 |
Latitude | 45.8850 ± 0.0117 |
Longitude | 7.0240 ± 0.0155 |
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 | 82331191 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1380 |
Semi-minor axis of confidence ellipse (meter) | 1060 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 146 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 177 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
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) | 0.07464 |
Epicentral distance of station farthest from the epicenter (degree) | 0.62683 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 82331191 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-26 00:14:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.LSD.HHZ. | 2020-08-26T00:10:56.80 | 0.6 | undecidable | manual | S | 170 | 48.0186 | 50 | -0.74 | 39 |
GU.TRAV.HHZ. | 2020-08-26T00:10:54.66 | 0.6 | negative | manual | P | 126 | 69.5748 | 50 | 0.36 | 43 |
GU.SATI.HHZ. | 2020-08-26T00:10:54.41 | 1.0 | positive | manual | P | 91 | 65.1903 | 50 | 0.78 | 19 |
CH.DIX.HHZ. | 2020-08-26T00:10:53.65 | 0.6 | undecidable | manual | S | 54 | 36.6411 | 50 | -0.87 | 38 |
GU.CIRO.HHZ. | 2020-08-26T00:10:51.94 | 0.6 | negative | manual | P | 127 | 52.503 | 50 | 0.26 | 45 |
GU.LSD.HHZ. | 2020-08-26T00:10:51.25 | 0.1 | positive | manual | P | 170 | 48.0186 | 50 | 0.28 | 90 |
CH.DIX.HHZ. | 2020-08-26T00:10:49.19 | 0.6 | positive | manual | P | 54 | 36.6411 | 50 | -0.04 | 48 |
GU.REMY.HHZ. | 2020-08-26T00:10:47.05 | 0.6 | undecidable | manual | S | 117 | 11.4774 | 131 | -0.21 | 49 |
IV.MRGE.HHZ. | 2020-08-26T00:10:47.35 | 0.6 | undecidable | manual | S | 167 | 13.0758 | 127 | -0.34 | 47 |
GU.BLANC.HHZ. | 2020-08-26T00:10:46.01 | 0.6 | undecidable | manual | S | 237 | 8.2806 | 140 | -0.46 | 47 |
GU.REMY.HHZ. | 2020-08-26T00:10:45.24 | 0.1 | positive | manual | P | 117 | 11.4774 | 131 | 0.2 | 98 |
IV.MRGE.HHZ. | 2020-08-26T00:10:45.41 | 0.1 | positive | manual | P | 167 | 13.0758 | 127 | 0.12 | 99 |
GU.BLANC.HHZ. | 2020-08-26T00:10:44.71 | 0.1 | undecidable | manual | P | 237 | 8.2806 | 140 | 0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.REMY.HHE. | ML:1.2 | 0.00017299999999999998 | 0.12 | AML | other | m | 2020-08-26T00:10:45.32 |
GU.REMY.HHN. | ML:0.8 | 0.00007225000000000001 | 0.52 | AML | other | m | 2020-08-26T00:10:45.46 |
IV.MRGE.HHE. | ML:1.6 | 0.0004215 | 0.22 | AML | other | m | 2020-08-26T00:10:47.42 |
IV.MRGE.HHN. | ML:1.3 | 0.00020999999999999998 | 0.06 | AML | other | m | 2020-08-26T00:10:47.57 |
GU.LSD.HHN. | ML:1.2 | 0.00003795 | 1.1 | AML | other | m | 2020-08-26T00:10:56.96 |