Earthquake with magnitude of Md 3.0 on date 27-08-1987 and time 02:49:56 (Italy) in region 1 km SE Castelraimondo (MC)

A magnitude Md 3.0 earthquake occured in region: 1 km SE Castelraimondo (MC), on

  • 27-08-1987 00:49:56 (UTC)
  • 27-08-1987 02:49:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.21, 13.07 at 9 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
Castelraimondo MC 1 4587 4587
Gagliole MC 4 620 5207
Pioraco MC 7 1134 6341
Matelica MC 7 9981 16322
Camerino MC 8 6974 23296
San Severino Marche MC 9 12726 36022
Serrapetrona MC 10 966 36988
Esanatoglia MC 11 2034 39022
Fiuminata MC 11 1402 40424
Sefro MC 12 422 40846
Muccia MC 14 915 41761
Cerreto d'Esi AN 14 3817 45578
Belforte del Chienti MC 15 1886 47464
Caldarola MC 15 1823 49287
Pievebovigliana MC 16 866 50153
Tolentino MC 18 20069 70222
Serravalle di Chienti MC 18 1070 71292
Pieve Torina MC 18 1458 72750
Camporotondo di Fiastrone MC 18 563 73313
Poggio San Vicino MC 19 246 73559
Cessapalombo MC 19 512 74071
Fiordimonte MC 19 202 74273
Fabriano AN 20 31480 105753

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km NE of Foligno (57155 inhabitants)
56 Km E of Perugia (166134 inhabitants)
59 Km SW of Ancona (100861 inhabitants)
71 Km S of Fano (60888 inhabitants)
79 Km S of Pesaro (94582 inhabitants)
80 Km NE of Terni (111501 inhabitants)
80 Km NW of Teramo (54892 inhabitants)
99 Km N of L'Aquila (69753 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 3.0
ML-VAX 2.3
1987-08-27
00:49:56
43.21 13.07 9 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 54469
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1987-08-27 00:49:56 ± 0.61
Latitude 43.21 ± 0.01
Longitude 13.07 ± 0.02
Depth (km) 9 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 54469

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) 2031.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
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) 0.00267
Epicentral distance of station farthest from the epicenter (degree) 0.05917
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 7
Type of magnitude Md
Reference to an origin 54469
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:52:29

ML:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 6
Type of magnitude ML
Reference to an origin 54469
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
--.CDF.Z. 1987-08-27T00:51:34.10 10.0 undecidable manual PN 324 0.0592 0.93 0.2
--.CTI.Z. 1987-08-27T00:51:19.21 10.0 undecidable manual SN 340 0.0271 0.22 0.5
--.TRI.Z. 1987-08-27T00:51:06.90 10.0 undecidable manual SN 10 0.0229 -1.06 0.1
--.VAI.Z. 1987-08-27T00:50:59.62 10.0 undecidable manual PN 312 0.0364 1.16 0.1
--.KBA.Z. 1987-08-27T00:50:55.50 10.0 undecidable manual PN 2 0.0348 -0.5 0.7
--.CVF.Z. 1987-08-27T00:50:45.50 10.0 undecidable manual PN 259 0.0283 -0.41 0.9
--.CTI.Z. 1987-08-27T00:50:44.49 10.0 undecidable manual PN 340 0.0271 0.32 1.1
--.TRI.Z. 1987-08-27T00:50:37.50 10.0 undecidable manual PN 10 0.0229 -0.31 1.2
--.PS9.Z. 1987-08-27T00:50:28.93 10.0 undecidable manual PN? 286 0.0172 -0.18 0.6
--.AQU.Z. 1987-08-27T00:50:28.21 10.0 undecidable manual SG 163 0.0079 1.05 0.1
--.DUI.Z. 1987-08-27T00:50:28.00 10.0 undecidable manual PN 145 0.0167 -0.28 1.4
--.SDI.Z. 1987-08-27T00:50:25.00 10.0 undecidable manual PN 159 0.0143 0.32 1.3
--.FIR.Z. 1987-08-27T00:50:23.00 10.0 undecidable manual PN 293 0.0129 0.54 1
--.CP9.Z. 1987-08-27T00:50:21.32 10.0 undecidable manual PN 183 0.0121 0.02 1.6
--.PGD.Z. 1987-08-27T00:50:18.76 10.0 undecidable manual PN 304 0.0106 -0.28 1.4
--.CRE.Z. 1987-08-27T00:50:13.89 10.0 undecidable manual PG 297 0.0082 -0.8 0.5
--.AQU.Z. 1987-08-27T00:50:13.89 10.0 undecidable manual PG 163 0.0079 -0.36 1.3
--.ARV.Z. 1987-08-27T00:50:08.93 10.0 undecidable manual SG 342 0.0027 0.41 0.5
--.ASS.Z. 1987-08-27T00:50:08.79 10.0 undecidable manual SG 244 0.003 -0.69 0.3
--.ASS.Z. 1987-08-27T00:50:04.00 10.0 positive manual PG 244 0.003 -0.05 3.2
--.ARV.Z. 1987-08-27T00:50:03.53 10.0 positive manual PG 342 0.0027 0.04 3.2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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