A magnitude ML 1.6 earthquake occured in region: Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.9180, 9.1350 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-10-25 23:20:23 |
46.9182 | 9.1352 | 10 | 2021-02-26 14:56:19 |
Bollettino Sismico Italiano INGV | 87204941 |
Reviewed Rev100 |
ML 1.6 | 2020-10-25 23:20:23 |
46.9092 | 9.1283 | 9 | 2020-10-25 23:25:27 |
Sala Sismica INGV-Roma | 84135871 |
Field | Value |
---|---|
Time (UTC) | 2020-10-25 23:20:23 ± 0.25 |
Latitude | 46.9182 ± 0.0189 |
Longitude | 9.1352 ± 0.0132 |
Depth (km) | 10 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 87204941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1995 |
Semi-minor axis of confidence ellipse (meter) | 1043 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 0 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1990.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 147 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.42 |
Epicentral distance of station closest to the epicenter (degree) | 0.21224 |
Epicentral distance of station farthest from the epicenter (degree) | 1.35977 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 84135871 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-25 23:25:27 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 87204941 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-24 15:35:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VARE.HHN. | 2020-10-25T23:20:58.31 | 0.6 | undecidable | manual | S | 194 | 119.7912 | 50 | 0 | 44 |
CH.MUGIO.HHN. | 2020-10-25T23:20:55.40 | 0.6 | undecidable | manual | S | 184 | 110.7003 | 50 | -0.49 | 41 |
CH.BERNI.HHE. | 2020-10-25T23:20:49.35 | 0.6 | undecidable | manual | S | 129 | 87.7455 | 50 | -0.4 | 44 |
GU.SATI.HHN. | 2020-10-25T23:20:49.27 | 0.3 | undecidable | manual | P | 220 | 150.9378 | 50 | 0.81 | 49 |
CH.MMK.HHN. | 2020-10-25T23:20:46.02 | 0.6 | undecidable | manual | P | 223 | 131.3685 | 50 | 0.57 | 38 |
IV.VARE.HHN. | 2020-10-25T23:20:44.51 | 0.6 | undecidable | manual | P | 194 | 119.7912 | 50 | 0.83 | 35 |
SI.MOSI.HHZ. | 2020-10-25T23:20:43.19 | 0.6 | undecidable | manual | P | 107 | 112.5984 | 50 | 0.64 | 39 |
CH.MUGIO.HHN. | 2020-10-25T23:20:42.86 | 0.3 | undecidable | manual | P | 184 | 110.7003 | 50 | 0.58 | 59 |
CH.FUSIO.HHZ. | 2020-10-25T23:20:42.09 | 0.6 | undecidable | manual | S | 215 | 62.6928 | 50 | -0.97 | 37 |
CH.DAVOX.HHZ. | 2020-10-25T23:20:41.87 | 0.6 | undecidable | manual | S | 105 | 58.497 | 50 | -0.08 | 49 |
IV.BRMO.HHN. | 2020-10-25T23:20:41.98 | 0.3 | undecidable | manual | P | 117 | 106.116 | 50 | 0.42 | 63 |
CH.BNALP.HHE. | 2020-10-25T23:20:40.06 | 0.6 | undecidable | manual | S | 265 | 54.1014 | 50 | -0.7 | 42 |
MN.TUE.HHZ. | 2020-10-25T23:20:39.03 | 0.3 | undecidable | manual | S | 162 | 52.0035 | 50 | -1.19 | 51 |
CH.FUORN.HHN. | 2020-10-25T23:20:39.91 | 0.1 | undecidable | manual | P | 111 | 91.8414 | 50 | 0.54 | 83 |
CH.BERNI.HHE. | 2020-10-25T23:20:38.89 | 0.3 | undecidable | manual | P | 129 | 87.7455 | 50 | 0.16 | 69 |
CH.DAVOX.HHZ. | 2020-10-25T23:20:34.36 | 0.1 | undecidable | manual | P | 105 | 58.497 | 50 | 0.14 | 98 |
CH.FUSIO.HHZ. | 2020-10-25T23:20:34.85 | 0.1 | positive | manual | P | 215 | 62.6928 | 50 | -0.02 | 99 |
MN.TUE.HHZ. | 2020-10-25T23:20:33.11 | 0.3 | undecidable | manual | P | 162 | 52.0035 | 50 | -0.12 | 74 |
CH.BNALP.HHE. | 2020-10-25T23:20:33.54 | 0.3 | undecidable | manual | P | 265 | 54.1014 | 50 | 0 | 76 |
CH.PLONS.HHZ. | 2020-10-25T23:20:31.80 | 0.6 | undecidable | manual | S | 52 | 23.5542 | 113 | -0.79 | 43 |
CH.PLONS.HHZ. | 2020-10-25T23:20:28.50 | 0.1 | undecidable | manual | P | 52 | 23.5542 | 113 | -0.32 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.PLONS.HHE. | ML:1.5 | 0.00018323115 | 0.2176 | AML | other | m | 2020-10-25T23:20:32.03 |
CH.PLONS.HHN. | ML:1.8 | 0.0003905 | 0.14 | AML | other | m | 2020-10-25T23:20:32.54 |
MN.TUE.HHE. | ML:1.8 | 0.00013876553 | 0.192 | AML | other | m | 2020-10-25T23:20:39.26 |
MN.TUE.HNE. | ML:1.7 | 0.00013554732 | 0.1664 | AML | other | m | 2020-10-25T23:20:39.26 |
MN.TUE.HHN. | ML:1.5 | 0.00007619772 | 0.2688 | AML | other | m | 2020-10-25T23:20:39.56 |
MN.TUE.HNN. | ML:1.5 | 0.000081083685 | 0.2816 | AML | other | m | 2020-10-25T23:20:39.57 |
CH.DAVOX.HHE. | ML:1.8 | 0.00014393116 | 0.32 | AML | other | m | 2020-10-25T23:20:42.33 |
CH.DAVOX.HHN. | ML:2.1 | 0.00028325000000000003 | 0.3328 | AML | other | m | 2020-10-25T23:20:42.72 |
CH.FUSIO.HHE. | ML:1.4 | 0.000056346368500000004 | 0.192 | AML | other | m | 2020-10-25T23:20:42.80 |
CH.FUSIO.HHN. | ML:1.4 | 0.000054390655 | 0.128 | AML | other | m | 2020-10-25T23:20:43.19 |