Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 3.3 on date 06-09-1987 and time 03:46:19 (Italy) in region Costa Marchigiana Pesarese (Pesaro Urbino)

A magnitude Md 3.3 earthquake occured in region: Costa Marchigiana Pesarese (Pesaro Urbino), on

  • 06-09-1987 01:46:19 (UTC)
  • 06-09-1987 03:46:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.02, 13.07 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.

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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
Pesaro PU 18 94582 94582

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NE of Pesaro (94582 inhabitants)
20 Km N of Fano (60888 inhabitants)
40 Km E of Rimini (147750 inhabitants)
58 Km NW of Ancona (100861 inhabitants)
67 Km E of Cesena (96758 inhabitants)
82 Km SE of Ravenna (159116 inhabitants)
85 Km E of Forlì (117913 inhabitants)
99 Km E of Faenza (58541 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 3.3
ML-VAX 3.1 		1987-09-06
01:46:19		 44.02 13.07 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 54809
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1987-09-06 01:46:19 ± 0.109
Latitude 44.02 ± 0.01
Longitude 13.07 ± 0.02
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 54809

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) 1610.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 80
Number of defining phases 80
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00478
Epicentral distance of station farthest from the epicenter (degree) 0.05804
Number of stations at which the event was observed 70
Number of stations from which data was used for origin computation 70
Magnitudes information

Md:3.3

Field Value
Value 3.3
Uncertainty
Num. used stations 22
Type of magnitude Md
Reference to an origin 54809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:52:48

ML:3.1

Field Value
Value 3.1
Uncertainty
Num. used stations 16
Type of magnitude ML
Reference to an origin 54809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.BRT.Z. 1987-09-06T01:48:12.50 10.0 undecidable manual SN 134 0.0392 -0.65 0.3
--.SKO.Z. 1987-09-06T01:47:55.50 10.0 undecidable manual PN 105 0.058 1.77 0.1
--.GWF.Z. 1987-09-06T01:47:50.80 10.0 undecidable manual PN 324 0.0559 0.44 0.8
--.MOF.Z. 1987-09-06T01:47:42.40 10.0 undecidable manual PN 314 0.0506 0.04 1
--.STG.Z. 1987-09-06T01:47:39.60 10.0 undecidable manual PN 299 0.0486 0.19 1
--.SLE.Z. 1987-09-06T01:47:32.80 10.0 undecidable manual PN 321 0.0441 0.25 1
--.BNI.Z. 1987-09-06T01:47:28.91 10.0 negative manual PN 284 0.0419 -0.28 2.1
--.PE1.Z. 1987-09-06T01:47:27.00 10.0 undecidable manual PN 133 0.0409 -0.59 0.9
--.DIX.Z. 1987-09-06T01:47:27.20 10.0 undecidable manual PN 299 0.0404 0.39 1
--.RRL.Z. 1987-09-06T01:47:26.80 10.0 undecidable manual PN 283 0.0411 -1.08 0.5
--.LJU.Z. 1987-09-06T01:47:24.50 10.0 undecidable manual SN 26 0.0203 1.03 0.3
--.LSD.Z. 1987-09-06T01:47:24.80 10.0 undecidable manual PN 290 0.0398 -1.22 0.4
--.BRT.Z. 1987-09-06T01:47:23.87 10.0 negative manual PN 134 0.0392 -1.08 1.1
--.PZZ.Z. 1987-09-06T01:47:23.80 10.0 undecidable manual PN 278 0.0386 -0.33 1.1
--.STV.Z. 1987-09-06T01:47:22.20 10.0 undecidable manual PN 275 0.0371 0.47 1
--.MMK.Z. 1987-09-06T01:47:22.50 10.0 undecidable manual PN 301 0.0372 0.6 0.9
--.RSP.Z. 1987-09-06T01:47:22.40 10.0 undecidable manual PN 287 0.0385 -1.59 0.2
--.BAI.Z. 1987-09-06T01:47:20.50 10.0 undecidable manual PN 134 0.0363 -0.21 1.2
--.ORX.Z. 1987-09-06T01:47:18.30 10.0 undecidable manual PN 295 0.0355 -1.03 0.6
--.CEY.Z. 1987-09-06T01:47:17.70 10.0 undecidable manual SN 28 0.0176 1.38 0.2
--.ROB.Z. 1987-09-06T01:47:16.80 10.0 undecidable manual PN 275 0.0336 0.38 1.1
--.IMI.Z. 1987-09-06T01:47:16.40 10.0 undecidable manual PN 269 0.0334 0.13 1.2
--.VDL.Z. 1987-09-06T01:47:15.00 10.0 undecidable manual PN 315 0.0317 1.39 0.4
--.TMA.Z. 1987-09-06T01:47:14.80 10.0 undecidable manual PN 306 0.0325 -0.03 1.3
--.TRI.Z. 1987-09-06T01:47:12.00 10.0 undecidable manual SN 15 0.0158 0.7 0.4
--.CKI.Z. 1987-09-06T01:47:12.93 10.0 undecidable manual PN 278 0.031 0.38 1.2
--.MS1.Z. 1987-09-06T01:47:07.00 10.0 undecidable manual PN 136 0.0282 -1.15 0.6
--.MDI.Z. 1987-09-06T01:47:06.00 10.0 undecidable manual PN 307 0.0266 0.32 1.3
--.BOB.Z. 1987-09-06T01:47:03.51 10.0 positive manual PN 287 0.0241 1.44 0.8
--.PTJ.Z. 1987-09-06T01:47:03.60 10.0 undecidable manual PN 46 0.025 0.18 1.4
--.FG2.Z. 1987-09-06T01:47:02.10 10.0 negative manual PN 144 0.0242 -0.16 2.9
--.HVA.Z. 1987-09-06T01:47:02.00 10.0 undecidable manual PN 107 0.0232 1.3 0.5
--.DUI.Z. 1987-09-06T01:47:02.00 10.0 undecidable manual PN 156 0.0232 1.5 0.4
--.VEA.Z. 1987-09-06T01:47:02.20 10.0 undecidable manual PN 290 0.0234 1.25 0.5
--.ZAG.Z. 1987-09-06T01:47:02.00 10.0 undecidable manual PN 47 0.0247 -0.86 0.9
--.FVI.Z. 1987-09-06T01:47:01.00 10.0 undecidable manual PN 355 0.0232 0.48 1.3
--.RNI.Z. 1987-09-06T01:47:00.30 10.0 undecidable manual PN 319 0.0234 -0.54 1.2
--.CAV.Z. 1987-09-06T01:47:00.10 10.0 undecidable manual PN 333 0.0227 0.16 1.5
--.FOA.Z. 1987-09-06T01:47:00.40 10.0 undecidable manual PN 355 0.0231 -0.03 1.5
--.ZOU.Z. 1987-09-06T01:46:59.70 10.0 undecidable manual PN 358 0.0227 -0.21 1.5
--.SDI.Z. 1987-09-06T01:46:58.83 10.0 undecidable manual PN 166 0.0214 1.04 0.7
--.RBL.Z. 1987-09-06T01:46:58.29 10.0 undecidable manual PN 8 0.0219 -0.37 1.4
--.SAL.Z. 1987-09-06T01:46:57.81 10.0 undecidable manual PN 312 0.0215 -0.27 1.4
--.BOO.Z. 1987-09-06T01:46:56.10 10.0 undecidable manual PN 0 0.0206 -0.56 1.2
--.DDS.Z. 1987-09-06T01:46:56.30 10.0 undecidable manual PN 324 0.0205 -0.18 1.5
--.RMP.Z. 1987-09-06T01:46:56.64 10.0 undecidable manual PN 186 0.02 0.89 0.9
--.ERT.Z. 1987-09-06T01:46:56.30 10.0 undecidable manual PN 347 0.0207 -0.47 1.3
--.CP9.Z. 1987-09-06T01:46:56.45 10.0 undecidable manual PN 182 0.0194 1.59 0.3
--.CTI.Z. 1987-09-06T01:46:55.78 10.0 undecidable manual PN 334 0.0202 -0.35 1.4
--.BUA.Z. 1987-09-06T01:46:55.10 10.0 undecidable manual PN 0 0.0197 -0.16 1.5
--.VBY.Z. 1987-09-06T01:46:55.30 10.0 undecidable manual PN 45 0.0193 0.69 1.1
--.MAO.Z. 1987-09-06T01:46:55.50 10.0 undecidable manual PN 221 0.0191 0.69 1.1
--.LJU.Z. 1987-09-06T01:46:55.80 10.0 undecidable manual PN 26 0.0203 -0.47 1.3
--.BAD.Z. 1987-09-06T01:46:55.20 10.0 undecidable manual PN 3 0.0199 -0.36 1.4
--.RCL.Z. 1987-09-06T01:46:54.70 10.0 undecidable manual PN 352 0.0193 -0.03 1.5
--.DRE.Z. 1987-09-06T01:46:54.70 10.0 undecidable manual PN 10 0.0197 -0.47 1.3
--.CAE.Z. 1987-09-06T01:46:53.10 10.0 undecidable manual PN 347 0.0182 0.06 1.5
--.VOY.Z. 1987-09-06T01:46:53.20 10.0 undecidable manual PN 15 0.0188 -0.64 1.2
--.PGD.Z. 1987-09-06T01:46:52.79 10.0 undecidable manual SG 261 0.0087 0.31 0.6
--.ASS.Z. 1987-09-06T01:46:52.00 10.0 undecidable manual SG 197 0.0091 -1.36 0.2
--.PII.Z. 1987-09-06T01:46:51.31 10.0 positive manual PN 261 0.0167 0.65 2.3
--.CRE.Z. 1987-09-06T01:46:51.82 10.0 undecidable manual SG 243 0.0081 1.87 0.1
--.CEY.Z. 1987-09-06T01:46:51.80 10.0 undecidable manual PN 28 0.0176 -0.34 1.4
--.CM8.Z. 1987-09-06T01:46:50.10 10.0 undecidable manual SG! 176 0.0074 2.4 0
--.TAL.Z. 1987-09-06T01:46:50.30 10.0 undecidable manual PN 0 0.017 -0.89 0.9
--.BDI.Z. 1987-09-06T01:46:49.70 10.0 undecidable manual PN 271 0.0159 0.17 1.5
--.AQU.Z. 1987-09-06T01:46:49.50 10.0 undecidable manual PN 171 0.0151 1.18 0.6
--.TRI.Z. 1987-09-06T01:46:48.49 10.0 undecidable manual PN 15 0.0158 -0.75 1
--.FIR.Z. 1987-09-06T01:46:45.50 10.0 undecidable manual PN 259 0.0119 2.09 0.1
--.ALP.Z. 1987-09-06T01:46:43.58 10.0 positive manual PN 163 0.0117 0.64 2.3
--.AM8.Z. 1987-09-06T01:46:42.64 10.0 undecidable manual SG 140 0.0055 1.98 0.1
--.PGD.Z. 1987-09-06T01:46:37.20 10.0 undecidable manual PG 261 0.0087 -1.18 0.6
--.ASS.Z. 1987-09-06T01:46:37.33 10.0 undecidable manual PG 197 0.0091 -1.56 0.3
--.ARV.Z. 1987-09-06T01:46:37.57 10.0 undecidable manual SG 189 0.0048 -0.56 0.5
--.CRE.Z. 1987-09-06T01:46:36.26 10.0 undecidable manual PG 243 0.0081 -0.65 1.1
--.MC8.Z. 1987-09-06T01:46:35.68 10.0 undecidable manual PG 160 0.007 1.12 0.7
--.SS9.Z. 1987-09-06T01:46:35.19 10.0 undecidable manual PG 263 0.0079 -1.34 0.5
--.CM8.Z. 1987-09-06T01:46:34.32 10.0 undecidable manual PG 176 0.0074 -1.3 1
--.AM8.Z. 1987-09-06T01:46:30.95 10.0 positive manual PG 140 0.0055 -0.6 2.4
--.ARV.Z. 1987-09-06T01:46:29.30 10.0 negative manual PG 189 0.0048 -1.06 1.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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Type Description Link
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