Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 27-11-2020 and time 19:52:12 (Italy) in region 3 km SE Forni di Sopra (UD)

A magnitude ML 0.9 earthquake occured in region: 3 km SE Forni di Sopra (UD), on

  • 27-11-2020 18:52:12 (UTC)
  • 27-11-2020 19:52:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.4100, 12.6070 at 7 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Forni di Sopra UD 3 993 993
Forni di Sotto UD 5 600 1593
Sauris UD 10 416 2009
Lorenzago di Cadore BL 14 549 2558
Vigo di Cadore BL 14 1440 3998
Ampezzo UD 15 1006 5004
Lozzo di Cadore BL 15 1383 6387
Domegge di Cadore BL 16 2441 8828
Socchieve UD 17 908 9736
Santo Stefano di Cadore BL 17 2609 12345
Claut PN 17 956 13301
Calalzo di Cadore BL 18 2085 15386
Tramonti di Sopra PN 18 321 15707
Pieve di Cadore BL 18 3794 19501
San Pietro di Cadore BL 18 1624 21125
Sappada BL 18 1317 22442
Cimolais PN 19 397 22839
Danta di Cadore BL 19 463 23302
Perarolo di Cadore BL 19 380 23682
Prato Carnico UD 19 904 24586
Auronzo di Cadore BL 20 3350 27936

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km N of Pordenone (51229 inhabitants)
62 Km NW of Udine (99169 inhabitants)
87 Km NE of Treviso (83731 inhabitants)
96 Km E of Bolzano (106441 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100 		ML 0.9 2020-11-27
18:52:12		 46.4097 12.6068 7 2020-11-27
19:03:57		 Sala Sismica INGV-Roma 85054491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-27 18:52:12 ± 0.16
Latitude 46.4097 ± 0.0036
Longitude 12.6068 ± 0.0065
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 85054491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 509
Semi-minor axis of confidence ellipse (meter) 84
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 308
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 164
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.09443
Epicentral distance of station farthest from the epicenter (degree) 0.27339
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 85054491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-27 19:03:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
NI.PALA.HHZ. 2020-11-27T18:52:23.58 0.6 undecidable manual S 127 30.3474 103 -0.09 48
OX.MLN.HHE. 2020-11-27T18:52:23.01 0.6 undecidable manual S 179 28.8489 104 -0.14 48
IV.FVI.HHZ. 2020-11-27T18:52:21.10 0.6 undecidable manual S 33 24.6531 106 -0.62 42
OX.CLUD.HHE. 2020-11-27T18:52:20.67 0.6 undecidable manual S 76 21.6672 108 -0.07 49
IV.STAL.HHZ. 2020-11-27T18:52:19.62 0.6 undecidable manual S 154 18.3705 111 -0.06 49
OX.MLN.HHE. 2020-11-27T18:52:18.77 0.3 undecidable manual P 179 28.8489 104 -0.02 73
IV.FVI.HHZ. 2020-11-27T18:52:18.02 0.1 undecidable manual P 33 24.6531 106 0.05 98
OX.CIMO.HHZ. 2020-11-27T18:52:18.94 0.6 undecidable manual S 229 16.4724 113 -0.14 49
NI.PALA.HHZ. 2020-11-27T18:52:18.93 0.6 negative manual P 127 30.3474 103 -0.16 47
OX.CLUD.HHE. 2020-11-27T18:52:17.55 0.1 undecidable manual P 76 21.6672 108 0.15 97
NI.PURA.HHE. 2020-11-27T18:52:17.28 0.6 undecidable manual S 80 10.4784 124 0.05 50
OX.CIMO.HHZ. 2020-11-27T18:52:16.53 0.1 undecidable manual P 229 16.4724 113 0.09 99
IV.STAL.HHZ. 2020-11-27T18:52:16.80 0.1 undecidable manual P 154 18.3705 111 0.01 100
NI.PURA.HHE. 2020-11-27T18:52:15.66 0.1 undecidable manual P 80 10.4784 124 0.28 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.STAL.HHE. ML:0.9 0.00007705807000000001 0.1792 AML other m 2020-11-27T18:52:21.13
IV.STAL.HHN. ML:1.0 0.00008703419 0.1664 AML other m 2020-11-27T18:52:20.77
IV.STAL.HNE. ML:1.0 0.000097022025 0.6912 AML other m 2020-11-27T18:52:19.60
IV.STAL.HNN. ML:0.9 0.00006703963 0.1152 AML other m 2020-11-27T18:52:19.91
IV.FVI.HHE. ML:0.9 0.00005131308 0.0768 AML other m 2020-11-27T18:52:21.59
IV.FVI.HHN. ML:0.6 0.0000239124309 0.0896 AML other m 2020-11-27T18:52:21.52
NI.PALA.HHE. ML:1.0 0.000048390765 0.3456 AML other m 2020-11-27T18:52:24.38
NI.PALA.HHN. ML:0.9 0.000039991455 0.2816 AML other m 2020-11-27T18:52:26.27
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download