ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA

Earthquake with magnitude of Md 2.3 on date 05-11-1985 and time 15:51:14 (UTC) in region 2 km SW Cingoli (MC)

A magnitude Md 2.3 earthquake occured in region: 2 km SW Cingoli (MC), on

  • 05-11-1985 15:51:14 (UTC)
  • 05-11-1985 16:51:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.36, 13.2 at 1 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
Cingoli MC 2 10352 10352
Apiro MC 7 2280 12632
Staffolo AN 8 2253 14885
Poggio San Vicino MC 10 246 15131
Treia MC 11 9403 24534
San Paolo di Jesi AN 11 933 25467
Cupramontana AN 12 4756 30223
Appignano MC 12 4213 34436
Monte Roberto AN 14 3061 37497
Maiolati Spontini AN 15 6248 43745
San Severino Marche MC 15 12726 56471
Castelbellino AN 15 4947 61418
Filottrano AN 15 9499 70917
Pollenza MC 16 6618 77535
Gagliole MC 17 620 78155
Rosora AN 17 1985 80140
Santa Maria Nuova AN 18 4179 84319
Castelplanio AN 18 3540 87859
Serra San Quirico AN 18 2850 90709
Cerreto d'Esi AN 18 3817 94526
Mergo AN 18 1037 95563
Tolentino MC 18 20069 115632
Jesi AN 19 40399 156031
Montecassiano MC 19 7125 163156
Matelica MC 19 9981 173137
Poggio San Marcello AN 20 693 173830

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km SW of Ancona (100861 inhabitants)
56 Km S of Fano (60888 inhabitants)
60 Km NE of Foligno (57155 inhabitants)
65 Km SE of Pesaro (94582 inhabitants)
72 Km E of Perugia (166134 inhabitants)
88 Km NW of Teramo (54892 inhabitants)
93 Km SE of Rimini (147750 inhabitants)
100 Km NE of Terni (111501 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 1985-11-05
15:51:14
43.36 13.2 1 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 15309
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-11-05 15:51:14 ± 0.588
Latitude 43.36 ± 0.01
Longitude 13.20 ± 0.04
Depth (km) 1 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 15309

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) 3304.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 255
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
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) 0.00202
Epicentral distance of station farthest from the epicenter (degree) 0.00939
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 15309
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:18:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.MNS.Z. 1985-11-05T15:51:36.00 10.0 undecidable manual PG 201 0.0094 0.48 0.5
--.AS1.Z. 1985-11-05T15:51:33.00 10.0 undecidable manual SG 233 0.0045 -0.2 0.6
--.CH1.Z. 1985-11-05T15:51:33.50 10.0 undecidable manual PG 286 0.0085 -0.15 1.2
--.AS1.Z. 1985-11-05T15:51:25.00 10.0 undecidable manual PG 233 0.0045 -0.09 1.6
--.AR1.Z. 1985-11-05T15:51:23.50 10.0 undecidable manual SG 306 0.002 0.54 0.3
--.AR1.Z. 1985-11-05T15:51:18.80 10.0 positive manual PG 306 0.002 -0.37 1.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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