Earthquake with magnitude of ML 2.4 on date 23-01-2023 and time 00:39:52 (Italy) in region Costa Marchigiana Anconetana (Ancona)

A magnitude ML 2.4 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 22-01-2023 23:39:52 (UTC)
  • 23-01-2023 00:39:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9880, 13.4160 at 8 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Fano (60888 inhabitants)
41 Km E of Pesaro (94582 inhabitants)
42 Km N of Ancona (100861 inhabitants)
68 Km E of Rimini (147750 inhabitants)
95 Km E of Cesena (96758 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
ML 2.4 2023-01-22
23:39:52
43.9878 13.4157 8 2024-03-01
17:18:03
Bollettino Sismico Italiano INGV 116335551
Reviewed
Rev100
ML 2.4 2023-01-22
23:39:52
44.0187 13.4563 10 2023-01-22
23:57:45
Sala Sismica INGV-Roma 113737331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-22 23:39:52 ± 0.23
Latitude 43.9878 ± 0.0099
Longitude 13.4157 ± 0.0100
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116335551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1165
Semi-minor axis of confidence ellipse (meter) 198
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 211
Circular confidence region, given by single value of horizontal uncertainty (meter) 1170.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 259
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.31117
Epicentral distance of station farthest from the epicenter (degree) 1.35798
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 116335551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-09 15:03:37

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 113737331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-22 23:57:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2023-01-22T23:40:18.05 0.6 undecidable manual P 182 150.738 50 0.52 36
IV.NRCA.HHZ. 2023-01-22T23:40:14.68 0.3 undecidable manual P 191 130.3695 50 0.29 60
IV.MC2.EHZ. 2023-01-22T23:40:13.51 0.3 undecidable manual P 189 120.7902 50 0.59 57
IV.CESI.HHZ. 2023-01-22T23:40:12.34 0.3 undecidable manual P 201 116.4945 50 0.08 65
IV.MF5.EHZ. 2023-01-22T23:40:12.01 1.0 undecidable manual P 178 111 50 0.6 19
Y1.T1714.EHE. 2023-01-22T23:40:11.24 0.6 undecidable manual S 181 56.6988 50 0.44 45
IV.FDMO.HHZ. 2023-01-22T23:40:10.96 0.3 undecidable manual P 194 108.8133 50 -0.11 65
IV.ATPC.HHE. 2023-01-22T23:40:09.10 0.3 undecidable manual P 234 95.238 50 0.12 67
IV.COR1.HNZ. 2023-01-22T23:40:09.56 0.6 undecidable manual S 220 51.6039 50 0.13 48
IV.CSP1.EHZ. 2023-01-22T23:40:09.63 0.6 undecidable manual P 190 100.8213 50 -0.21 43
IV.ATPI.EHE. 2023-01-22T23:40:09.82 0.6 undecidable manual P 234 100.7214 50 -0.01 45
IV.TSM2.DHN.01 2023-01-22T23:40:09.28 0.3 undecidable manual P 229 99.123 50 -0.29 64
IV.APEC.HNN. 2023-01-22T23:40:08.60 0.3 undecidable manual P 240 92.9403 50 -0.02 68
IV.AOI.HHZ. 2023-01-22T23:40:08.59 0.6 undecidable manual S 163 50.8158 50 -0.62 43
Y1.T1742.HNZ. 2023-01-22T23:40:08.04 0.3 undecidable manual S 202 44.5221 50 0.51 68
IV.ATBU.EHZ. 2023-01-22T23:40:08.10 0.3 undecidable manual P 231 89.7435 50 -0.04 69
IV.FOSV.HNE. 2023-01-22T23:40:08.32 0.3 undecidable manual P 215 93.1401 50 -0.33 64
IV.PESA.HHZ. 2023-01-22T23:40:08.38 0.6 undecidable manual S 264 46.2204 50 0.39 46
IV.PIEI.HNN. 2023-01-22T23:40:07.36 0.3 undecidable manual P 235 86.5467 50 -0.29 66
IV.CRTC.HHZ. 2023-01-22T23:40:07.76 0.6 undecidable manual S 240 49.0176 50 -0.99 37
Y1.T1743.HNZ. 2023-01-22T23:40:07.96 0.3 undecidable manual S 250 44.9217 50 0.31 71
Y1.T1741.EHZ. 2023-01-22T23:40:06.38 0.6 undecidable manual S 230 40.0266 50 0.05 50
IV.SSFR.HHN. 2023-01-22T23:40:06.16 0.3 undecidable manual P 220 79.5648 50 -0.4 65
IV.PE3.EHE. 2023-01-22T23:40:06.84 0.3 undecidable manual P 247 80.364 50 0.15 68
IV.ATSC.EHE. 2023-01-22T23:40:06.79 0.3 undecidable manual P 223 85.6476 50 -0.71 58
IV.EL6.EHE. 2023-01-22T23:40:05.95 0.1 undecidable manual P 199 77.2671 50 -0.26 90
IV.FRON.EHZ. 2023-01-22T23:40:05.69 0.1 positive manual P 227 75.9684 50 -0.33 88
IV.FANO.HNE. 2023-01-22T23:40:05.40 0.6 undecidable manual S 243 35.5422 102 0.31 48
IV.MPAG.EHZ. 2023-01-22T23:40:04.08 0.3 undecidable manual P 233 65.8896 50 -0.38 67
IV.ARVD.HHE. 2023-01-22T23:40:04.06 0.1 positive manual P 215 66.2781 50 -0.46 88
IV.SENI.HNZ. 2023-01-22T23:40:04.50 0.6 undecidable manual S 205 34.5432 103 -0.26 48
IV.CING.HNZ. 2023-01-22T23:40:04.76 0.3 undecidable manual P 195 70.1742 50 -0.36 67
Y1.T1714.EHE. 2023-01-22T23:40:03.41 0.6 undecidable manual P 181 56.6988 50 0.36 46
IV.AOI.HHZ. 2023-01-22T23:40:02.52 0.3 undecidable manual P 163 50.8158 50 0.39 69
IV.COR1.HNZ. 2023-01-22T23:40:02.51 0.1 undecidable manual P 220 51.6039 50 0.25 94
IV.CRTC.HHZ. 2023-01-22T23:40:01.84 0.1 undecidable manual P 240 49.0176 50 -0.02 99
Y1.T1743.HNZ. 2023-01-22T23:40:01.25 0.1 undecidable manual P 250 44.9217 50 0.02 100
IV.PESA.HHZ. 2023-01-22T23:40:01.86 0.1 undecidable manual P 264 46.2204 50 0.43 92
Y1.T1742.HNZ. 2023-01-22T23:40:01.39 0.3 undecidable manual P 202 44.5221 50 0.23 72
Y1.T1741.EHZ. 2023-01-22T23:40:00.55 0.3 undecidable manual P 230 40.0266 50 0.08 75
IV.SENI.HNZ. 2023-01-22T23:39:59.73 0.3 undecidable manual P 205 34.5432 103 0.16 74
IV.FANO.HNE. 2023-01-22T23:39:59.85 0.3 undecidable manual P 243 35.5422 102 0.1 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SENI.HNE. ML:3.1 0.0059299999999999995 0.24 AML other m 2023-01-22T23:40:05.00
IV.SENI.EHE. ML:2.6 0.001675 1.14 AML other m 2023-01-22T23:40:05.77
IV.SENI.HNN. ML:3.0 0.00442 1.56 AML other m 2023-01-22T23:40:08.99
IV.SENI.EHN. ML:2.5 0.0012475000000000001 0.48 AML other m 2023-01-22T23:40:08.57
IV.CRTC.HHE. ML:2.5 0.0008784999999999999 0.48 AML other m 2023-01-22T23:40:09.54
IV.ARVD.HHE. ML:1.9 0.0001575 1.38 AML other m 2023-01-22T23:40:13.28
IV.ARVD.HHN. ML:2.1 0.0002165 0.72 AML other m 2023-01-22T23:40:14.70
IV.CRTC.HHN. ML:2.4 0.0006314999999999999 0.46 AML other m 2023-01-22T23:40:20.41
IV.SSFR.HHN. ML:2.3 0.000273 0.22 AML other m 2023-01-22T23:40:21.11
IV.SSFR.HHE. ML:2.3 0.000304 0.3 AML other m 2023-01-22T23:40:21.12
IV.PIEI.HHE. ML:2.2 0.0001855 0.26 AML other m 2023-01-22T23:40:23.50
IV.PIEI.HHN. ML:1.9 0.00010595 1.12 AML other m 2023-01-22T23:40:24.43
IV.CSP1.EHN. ML:2.6 0.000438 0.92 AML other m 2023-01-22T23:40:28.01
IV.CSP1.EHE. ML:2.7 0.0005425 0.46 AML other m 2023-01-22T23:40:28.45
IV.CESI.HHE. ML:2.5 0.000268 0.42 AML other m 2023-01-22T23:40:31.43
IV.CESI.HNE. ML:2.6 0.00033199999999999994 0.42 AML other m 2023-01-22T23:40:31.44
IV.CESI.HHN. ML:2.6 0.00027600000000000004 0.4 AML other m 2023-01-22T23:40:31.51
IV.CESI.HNN. ML:2.6 0.00027350000000000003 0.4 AML other m 2023-01-22T23:40:31.91
IV.NRCA.HHE. ML:2.2 0.00010925000000000001 0.42 AML other m 2023-01-22T23:40:41.87
IV.NRCA.HHN. ML:2.2 0.00010800000000000001 0.54 AML other m 2023-01-22T23:40:49.19
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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