A magnitude ML 1.6 earthquake occured in region: Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.4770, 7.6860 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 | 2023-02-23 15:29:38 |
46.4768 | 7.6863 | 10 | 2024-03-01 17:17:58 |
Bollettino Sismico Italiano INGV | 115102421 |
Reviewed Rev100 |
ML 1.6 | 2023-02-23 15:29:40 |
46.3853 | 7.7733 | 10 | 2023-02-23 15:51:40 |
Sala Sismica INGV-Roma | 114735651 |
Field | Value |
---|---|
Time (UTC) | 2023-02-23 15:29:38 ± 0.14 |
Latitude | 46.4768 ± 0.0090 |
Longitude | 7.6863 ± 0.0118 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 115102421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1150 |
Semi-minor axis of confidence ellipse (meter) | 680 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 320 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1150.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 138 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.08638 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 15 |
Type of magnitude | ML |
Reference to an origin | 114735651 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-23 15:51:40 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 115102421 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-11-13 17:19:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MRB1.HHZ. | 2023-02-23T15:31:35.86 | 3.0 | negative | manual | Pn | 4 | 0 | |||
IV.MTRZ.HNZ. | 2023-02-23T15:31:28.42 | 3.0 | undecidable | manual | Sg | 3.15 | 0 | |||
IV.IMOL.HNZ. | 2023-02-23T15:31:27.68 | 3.0 | undecidable | manual | Sg | -1.18 | 0 | |||
IV.RIBO.EHZ.01 | 2023-02-23T15:31:25.76 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.BDI.HHZ. | 2023-02-23T15:31:18.14 | 3.0 | undecidable | manual | Sg | -1 | 0 | |||
IV.FAGN.HHZ. | 2023-02-23T15:31:13.16 | 3.0 | negative | manual | Pn | 2.56 | 0 | |||
ST.ZIAN.EHZ. | 2023-02-23T15:30:54.56 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.PE3.EHZ. | 2023-02-23T15:30:49.89 | 3.0 | undecidable | manual | Pn | 0.83 | 0 | |||
MN.TRI.HHZ. | 2023-02-23T15:30:49.49 | 3.0 | positive | manual | Pn | 2.81 | 0 | |||
IV.ARVD.HHZ. | 2023-02-23T15:30:46.75 | 3.0 | negative | manual | Pn | -7.46 | 0 | |||
IV.MTRZ.HHZ. | 2023-02-23T15:30:42.15 | 3.0 | negative | manual | Pg | 6.68 | 0 | |||
GU.CANO.HHZ. | 2023-02-23T15:30:23.20 | 3.0 | undecidable | manual | Pg | 4.92 | 0 | |||
ST.RONC.EHZ. | 2023-02-23T15:30:19.26 | 3.0 | positive | manual | Pg | 2.44 | 0 | |||
GU.RNCA.HHZ. | 2023-02-23T15:30:10.07 | 3.0 | undecidable | manual | Pn | -7.85 | 0 | |||
IV.MRGE.HHZ. | 2023-02-23T15:30:06.48 | 0.6 | undecidable | manual | S | 212 | 92.0412 | 50 | 0.34 | 61 |
CH.FUSIO.HHZ. | 2023-02-23T15:30:01.47 | 0.6 | undecidable | manual | S | 92 | 74.6697 | 50 | -0.05 | 67 |
CH.BNALP.HHE. | 2023-02-23T15:30:00.51 | 0.6 | undecidable | manual | S | 52 | 71.1732 | 50 | -0.07 | 67 |
GU.LSD.HHZ. | 2023-02-23T15:29:59.34 | 0.3 | undecidable | manual | P | 201 | 120.5904 | 50 | 0.31 | 86 |
IV.VARE.HHZ. | 2023-02-23T15:29:57.62 | 0.6 | undecidable | manual | P | 129 | 107.2149 | 50 | 0.66 | 53 |
GU.TRAV.HHZ. | 2023-02-23T15:29:57.37 | 0.3 | undecidable | manual | P | 178 | 107.115 | 50 | 0.43 | 87 |
CH.GIMEL.HHZ. | 2023-02-23T15:29:56.87 | 0.3 | undecidable | manual | P | 274 | 108.7134 | 50 | -0.31 | 89 |
GU.CIRO.HHZ. | 2023-02-23T15:29:55.85 | 0.6 | undecidable | manual | P | 185 | 97.5246 | 50 | 0.39 | 59 |
CH.MMK.HHN. | 2023-02-23T15:29:54.82 | 0.6 | undecidable | manual | S | 156 | 51.9036 | 50 | -0.6 | 61 |
IV.MRGE.HHZ. | 2023-02-23T15:29:54.55 | 0.3 | undecidable | manual | P | 212 | 92.0412 | 50 | -0.07 | 96 |
GU.REMY.HHE. | 2023-02-23T15:29:52.53 | 0.6 | undecidable | manual | P | 210 | 81.7515 | 50 | -0.51 | 60 |
CH.BNALP.HHE. | 2023-02-23T15:29:51.59 | 0.3 | undecidable | manual | P | 52 | 71.1732 | 50 | 0.18 | 98 |
CH.FUSIO.HHZ. | 2023-02-23T15:29:51.89 | 0.3 | undecidable | manual | P | 92 | 74.6697 | 50 | -0.06 | 100 |
GU.SATI.HHZ. | 2023-02-23T15:29:50.76 | 0.3 | undecidable | manual | P | 168 | 68.1762 | 50 | -0.18 | 99 |
CH.MMK.HHN. | 2023-02-23T15:29:48.14 | 0.3 | undecidable | manual | P | 156 | 51.9036 | 50 | -0.29 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.SATI.HHN. | ML:1.4 | 0.000041188695 | 0.96 | AML | other | m | 2023-02-23T15:30:04.96 |
GU.SATI.HHE. | ML:1.5 | 0.000048899999999999996 | 1.52 | AML | other | m | 2023-02-23T15:30:07.20 |
CH.FUSIO.HHE. | ML:1.4 | 0.000033021225 | 0.4352 | AML | other | m | 2023-02-23T15:30:08.51 |
CH.FUSIO.HHN. | ML:1.4 | 0.00003469161 | 1.28 | AML | other | m | 2023-02-23T15:30:09.92 |
IV.MRGE.HHE. | ML:1.8 | 0.00007980000000000002 | 0.42 | AML | other | m | 2023-02-23T15:30:12.99 |
GU.TRAV.HHE. | ML:1.7 | 0.0000463 | 0.7 | AML | other | m | 2023-02-23T15:30:14.59 |
IV.MRGE.HHN. | ML:1.8 | 0.00007043460499999999 | 0.96 | AML | other | m | 2023-02-23T15:30:14.03 |
IV.VARE.HHN. | ML:1.6 | 0.000037699999999999995 | 0.94 | AML | other | m | 2023-02-23T15:30:15.29 |
GU.TRAV.HHN. | ML:1.7 | 0.0000429 | 1.06 | AML | other | m | 2023-02-23T15:30:16.45 |
IV.VARE.HHE. | ML:1.6 | 0.000042300000000000005 | 1.32 | AML | other | m | 2023-02-23T15:30:21.28 |
GU.CIRO.HHN. | ML:1.4 | 0.0000259 | 1.16 | AML | other | m | 2023-02-23T15:30:25.81 |
GU.CIRO.HHE. | ML:1.4 | 0.0000262 | 0.86 | AML | other | m | 2023-02-23T15:30:27.76 |
GU.LSD.HHE. | ML:1.7 | 0.0000337 | 0.42 | AML | other | m | 2023-02-23T15:30:27.71 |