Earthquake with magnitude of Md 2.0 on date 28-05-1987 and time 17:55:45 (UTC) in region 2 km N Bellino (CN)

A magnitude Md 2.0 earthquake occured in region: 2 km N Bellino (CN), on

  • 28-05-1987 17:55:45 (UTC)
  • 28-05-1987 19:55:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6020, 7.0210 at 16 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
Bellino CN 2 109 109
Pontechianale CN 2 179 288
Casteldelfino CN 4 157 445
Elva CN 9 97 542
Prazzo CN 13 170 712
Stroppo CN 14 103 815
Sampeyre CN 14 1022 1837
Acceglio CN 14 162 1999
Crissolo CN 15 168 2167
Oncino CN 16 76 2243
Ostana CN 17 83 2326
Macra CN 17 59 2385
Canosio CN 17 80 2465
Marmora CN 17 68 2533
Celle di Macra CN 18 100 2633

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km W of Cuneo (56081 inhabitants)
69 Km SW of Moncalieri (57294 inhabitants)
74 Km SW of Torino (890529 inhabitants)
99 Km W of Asti (76202 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
Bulletin
Rev1000
Md 2.0 1987-05-28
17:55:45
44.602 7.021 16 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 48149
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1987-05-28 17:55:45 ± 0.351
Latitude 44.6020 ± 0.0254
Longitude 7.0210 ± 0.0448
Depth (km) 16 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 48149

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) 4535.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 182
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00097
Epicentral distance of station farthest from the epicenter (degree) 0.00372
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 48149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:47:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.STV.Z. 1987-05-28T17:55:59.80 10.0 undecidable manual SG 147 0.4107 -1.11 0
--.RRL.Z. 1987-05-28T17:55:58.80 10.0 undecidable manual SG 332 0.3552 -0.39 0.4
--.STV.Z. 1987-05-28T17:55:54.70 10.0 undecidable manual PG 147 0.4107 0.29 1.1
--.DOI.Z. 1987-05-28T17:55:54.00 10.0 undecidable manual SG 121 0.1776 -0.01 1.2
--.RRL.Z. 1987-05-28T17:55:53.40 10.0 undecidable manual PG 332 0.3552 -0.02 1.7
--.PZZ.Z. 1987-05-28T17:55:51.80 10.0 undecidable manual SG 149 0.111 -0.31 0.6
--.DOI.Z. 1987-05-28T17:55:50.50 10.0 undecidable manual PG 121 0.1776 0.08 1.9
--.PZZ.Z. 1987-05-28T17:55:49.70 10.0 undecidable manual PG 149 0.111 0.37 1.2
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