Earthquake with magnitude of Md 2.3 on date 01-11-1986 and time 02:05:16 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude Md 2.3 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 01-11-1986 01:05:16 (UTC)
  • 01-11-1986 02:05:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.27, 6.86 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Moncenisio TO 12 36 36
Novalesa TO 15 534 570
Venaus TO 17 907 1477
Giaglione TO 19 631 2108
Chiomonte TO 19 916 3024
Exilles TO 20 273 3297

Municipalities with at least 50000 inhabitants

An earthquake occurred to
68 Km W of Torino (890529 inhabitants)
71 Km W of Moncalieri (57294 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
Rev 1000 Md 2.3 1986-11-01
01:05:16
45.27 6.86 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 36559
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-11-01 01:05:16 ± 0.417
Latitude 45.27 ± 0.01
Longitude 6.86 ± 0.02
Depth (km) 10 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 36559

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 1576.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
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) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.0021
Epicentral distance of station farthest from the epicenter (degree) 0.01077
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 36559
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:36:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.STV.Z. 1986-11-01T01:05:52.50 10.0 undecidable manual SN 161 0.0096 0.1 0.6
--.ENR.Z. 1986-11-01T01:05:52.50 10.0 undecidable manual SN 158 0.01 -0.96 0.1
--.ORO.Z. 1986-11-01T01:05:46.00 10.0 undecidable manual SG 64 0.0077 -0.01 1.1
--.ORX.Z. 1986-11-01T01:05:45.10 10.0 undecidable manual SG 64 0.0077 -0.98 0.1
--.DA9.Z. 1986-11-01T01:05:43.50 10.0 undecidable manual SG 160 0.0073 -0.95 0.1
--.ROB.Z. 1986-11-01T01:05:39.50 10.0 undecidable manual PN 143 0.0108 0.47 0.9
--.ENR.Z. 1986-11-01T01:05:37.70 10.0 undecidable manual PN 158 0.01 -0.12 1.5
--.STV.Z. 1986-11-01T01:05:37.60 10.0 undecidable manual PN 161 0.0096 0.39 1.1
--.ORO.Z. 1986-11-01T01:05:34.00 10.0 undecidable manual PG 64 0.0077 0.48 1
--.DA9.Z. 1986-11-01T01:05:33.00 10.0 undecidable manual PG 160 0.0073 0.38 1.3
--.ORX.Z. 1986-11-01T01:05:33.80 10.0 undecidable manual PG 64 0.0077 0.24 1.6
--.RRL.Z. 1986-11-01T01:05:29.20 10.0 undecidable manual SG 189 0.0032 -0.55 0.4
--.RSP.Z. 1986-11-01T01:05:27.70 10.0 undecidable manual SG 112 0.0027 -0.34 0.6
--.BN9.Z. 1986-11-01T01:05:26.00 10.0 undecidable manual SG 210 0.0023 -0.54 0.4
--.LSD.Z. 1986-11-01T01:05:26.60 10.0 undecidable manual SG 47 0.0024 -0.68 0.4
--.LPG.Z. 1986-11-01T01:05:25.20 10.0 undecidable manual SG 340 0.0021 -0.89 0.1
--.RRL.Z. 1986-11-01T01:05:24.30 10.0 undecidable manual PG 189 0.0032 0.17 2
--.RSP.Z. 1986-11-01T01:05:23.40 10.0 undecidable manual PG 112 0.0027 0.25 1.8
--.LPG.Z. 1986-11-01T01:05:22.10 10.0 undecidable manual PG 340 0.0021 0.08 2.1
--.LSD.Z. 1986-11-01T01:05:22.60 10.0 undecidable manual PG 47 0.0024 -0.11 2.1
--.BN9.Z. 1986-11-01T01:05:22.00 10.0 undecidable manual PG 210 0.0023 -0.28 1.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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