Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 28-12-2017 and time 02:52:58 (Italy) in region 6 km NW Arquata del Tronto (AP)

A magnitude ML 2.5 earthquake occured in region: 6 km NW Arquata del Tronto (AP), on

  • 28-12-2017 01:52:58 (UTC)
  • 28-12-2017 02:52:58 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8170, 13.2500 at 14 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
Arquata del Tronto AP 6 1178 1178
Montegallo AP 7 523 1701
Montemonaco AP 11 604 2305
Castelsantangelo sul Nera MC 12 281 2586
Norcia PG 13 4957 7543
Accumoli RI 14 667 8210
Acquasanta Terme AP 14 2916 11126
Montefortino FM 16 1178 12304
Ussita MC 17 444 12748
Visso MC 18 1107 13855
Preci PG 19 724 14579
Roccafluvione AP 19 2010 16589
Palmiano AP 19 196 16785
Bolognola MC 20 142 16927

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
53 Km N of L'Aquila (69753 inhabitants)
57 Km NE of Terni (111501 inhabitants)
77 Km E of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
88 Km W of Pescara (121014 inhabitants)
91 Km NW of Chieti (51815 inhabitants)
92 Km S of Ancona (100861 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 2.5 2017-12-28
01:52:58		 42.8173 13.25 15 2018-09-04
09:10:41		 Bollettino Sismico Italiano INGV 54925701
Reviewed
Rev100 		ML 2.6 2017-12-28
01:52:58		 42.8128 13.2485 16 2017-12-28
02:01:02		 Sala Sismica INGV-Roma 52863261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-12-28 01:52:58 ± 0.04
Latitude 42.8173 ± 0.0018
Longitude 13.2500 ± 0.0037
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 54925701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 310
Semi-minor axis of confidence ellipse (meter) 40
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 261
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 49
Number of associated phases, regardless of their use for origin computation 101
Number of defining phases 94
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.10976
Number of stations at which the event was observed 64
Number of stations from which data was used for origin computation 59
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 54
Type of magnitude ML
Reference to an origin 54925701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-04-17 14:02:20

ML:2.6

Field Value
Value 2.6
Uncertainty 0.3
Num. used stations 76
Type of magnitude ML
Reference to an origin 52863261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-12-28 02:01:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOCO.HHZ. 2017-12-28T01:53:37.69 3.0 positive manual Pg 6.66 0
CR.BRJN.HHZ. 2017-12-28T01:53:32.92 3.0 undecidable manual Pn 0.76 0
IV.SRES.HHZ. 2017-12-28T01:53:24.88 0.1 undecidable manual S 223 88.3449 93 0.34 80
IV.CAFI.HHZ. 2017-12-28T01:53:24.01 3.0 undecidable manual P 0
IV.PARC.HHE. 2017-12-28T01:53:19.28 0.1 undecidable manual P 319 123.1878 92 0.39 75
IV.FAGN.HHZ. 2017-12-28T01:53:19.13 0.1 undecidable manual S 156 66.9774 94 0.28 85
IV.VCEL.EHN. 2017-12-28T01:53:19.74 0.1 undecidable manual S 134 67.2771 94 0.82 72
IV.ATCC.EHZ. 2017-12-28T01:53:18.46 0.1 undecidable manual S 310 64.1913 94 0.38 84
IV.CING.HHZ. 2017-12-28T01:53:18.21 0.6 undecidable manual S 356 62.0934 94 0.68 39
IV.FOSV.EHZ. 2017-12-28T01:53:18.99 0.6 undecidable manual S 323 66.1893 94 0.37 42
IV.FIAM.HHZ. 2017-12-28T01:53:17.84 0.1 undecidable manual S 190 61.8936 94 0.35 84
IV.EL6.EHZ. 2017-12-28T01:53:17.16 0.3 undecidable manual S 348 57.9975 94 0.7 58
IV.BADI.EHE. 2017-12-28T01:53:17.38 0.3 undecidable manual P 314 111.8991 92 0.23 59
IV.MOMA.HHZ. 2017-12-28T01:53:16.31 0.1 undecidable manual S 269 55.4001 95 0.57 80
IV.FSSB.HHZ. 2017-12-28T01:53:16.10 0.1 undecidable manual P 339 104.4177 92 0.11 82
IV.CESX.HHZ. 2017-12-28T01:53:16.85 0.1 undecidable manual S 247 58.7967 94 0.18 88
IV.SACS.HHE. 2017-12-28T01:53:16.84 0.1 undecidable manual P 272 109.113 92 0.12 81
IV.INTR.HHE. 2017-12-28T01:53:15.80 0.1 undecidable manual P 149 104.2179 92 -0.17 82
MN.AQU.HHZ. 2017-12-28T01:53:15.27 0.1 undecidable manual S 166 52.9026 95 0.17 90
IV.NARO.HHZ. 2017-12-28T01:53:15.52 0.1 undecidable manual P 329 103.3188 92 -0.31 79
IV.ATPC.HHE. 2017-12-28T01:53:15.23 0.1 undecidable manual P 319 97.6245 92 0.28 81
IV.SNTG.HHZ. 2017-12-28T01:53:15.98 0.1 undecidable manual S 333 54.6009 95 0.43 85
IV.ASSB.HHZ. 2017-12-28T01:53:15.51 3.0 undecidable manual S 0.19 0
IV.ATPI.EHE. 2017-12-28T01:53:15.22 0.1 undecidable manual P 316 98.2239 92 0.18 82
IV.GAG1.HNE. 2017-12-28T01:53:14.37 0.3 undecidable manual S 342 48.9177 95 0.33 66
IV.CERT.HHE. 2017-12-28T01:53:14.76 0.3 undecidable manual P 193 98.8233 92 -0.37 60
IV.PIEI.HHZ. 2017-12-28T01:53:14.51 0.1 undecidable manual P 324 98.4237 92 -0.57 75
IV.ATVA.EHE. 2017-12-28T01:53:14.43 0.1 undecidable manual P 304 93.4398 92 0.12 84
IV.ATVO.HHN. 2017-12-28T01:53:14.23 0.1 undecidable manual P 313 92.6406 92 0.04 85
IV.MTCE.HHZ. 2017-12-28T01:53:14.39 0.6 undecidable manual P 205 97.4247 92 -0.54 38
IV.COR1.EHZ. 2017-12-28T01:53:14.80 0.1 undecidable manual P 347 92.5407 92 0.63 74
IV.AOI.HHE. 2017-12-28T01:53:13.18 0.1 undecidable manual P 19 86.1471 93 0 87
IV.FRON.EHZ. 2017-12-28T01:53:13.26 0.3 undecidable manual P 332 88.5447 93 -0.29 62
IV.ATLO.EHE. 2017-12-28T01:53:13.30 0.3 undecidable manual P 309 87.8454 93 -0.14 64
IV.SRES.HHZ. 2017-12-28T01:53:13.89 1.0 positive manual P 223 88.3449 93 0.37 20
IV.ARRO.EHZ. 2017-12-28T01:53:13.84 0.1 undecidable manual S 236 47.5191 96 0.18 90
IV.MNTP.HNZ. 2017-12-28T01:53:12.15 0.3 undecidable manual S 27 39.7269 97 0.56 64
IV.T1247.HHZ. 2017-12-28T01:53:12.50 0.1 undecidable manual S 175 41.9247 97 0.34 88
IV.ATSC.EHE. 2017-12-28T01:53:12.21 0.3 undecidable manual P 326 81.252 93 -0.23 63
IV.T0110.HHZ. 2017-12-28T01:53:11.68 1.0 negative manual P 146 78.1662 93 -0.27 21
IV.ARVD.HHZ. 2017-12-28T01:53:11.89 0.1 undecidable manual P 342 79.5648 93 -0.27 84
IV.PP3.EHZ. 2017-12-28T01:53:11.11 0.1 undecidable manual P 25 68.6757 93 0.62 78
IV.MURB.HHE. 2017-12-28T01:53:11.72 0.1 undecidable manual P 310 76.8675 93 -0.03 89
IV.SSFR.HHZ. 2017-12-28T01:53:11.73 0.1 undecidable manual P 331 78.366 93 -0.26 84
IV.CESI.HHZ. 2017-12-28T01:53:10.30 0.6 undecidable manual S 307 34.9428 99 -0.03 48
IV.RM33.EHZ. 2017-12-28T01:53:10.37 0.6 undecidable manual S 185 34.3434 99 0.2 46
IV.TERO.HHZ. 2017-12-28T01:53:10.25 0.6 undecidable manual S 127 36.0417 98 -0.37 44
IV.PF6.EHN. 2017-12-28T01:53:10.38 0.1 undecidable manual S 353 35.8419 98 -0.18 92
IV.VCEL.EHN. 2017-12-28T01:53:10.32 0.1 undecidable manual P 134 67.2771 94 0.04 90
IV.CING.HHZ. 2017-12-28T01:53:09.11 0.1 positive manual P 356 62.0934 94 -0.37 85
IV.FOSV.EHZ. 2017-12-28T01:53:09.75 0.1 undecidable manual P 323 66.1893 94 -0.35 85
OB.GAVE.EHZ. 2017-12-28T01:53:09.73 3.0 undecidable manual S 0.33 0
IV.FIAM.HHZ. 2017-12-28T01:53:09.11 0.1 undecidable manual P 190 61.8936 94 -0.34 86
IV.T1221.EHZ. 2017-12-28T01:53:09.76 0.6 undecidable manual S 278 33.1446 99 -0.09 48
IV.ATCC.EHZ. 2017-12-28T01:53:09.65 0.1 undecidable manual P 310 64.1913 94 -0.15 89
IV.CAMP.HHZ. 2017-12-28T01:53:09.47 0.6 undecidable manual S 157 33.8439 99 -0.56 42
IV.FAGN.HHZ. 2017-12-28T01:53:09.70 0.1 undecidable manual P 156 66.9774 94 -0.54 81
IV.FDMO.HHZ. 2017-12-28T01:53:08.05 0.6 undecidable manual S 332 27.6501 103 -0.37 45
IV.ASSB.HHZ. 2017-12-28T01:53:08.03 3.0 positive manual P -0.11 0
IV.MF5.EHZ. 2017-12-28T01:53:08.22 0.3 undecidable manual S 42 25.4523 104 0.38 69
IV.MOMA.HHZ. 2017-12-28T01:53:08.27 0.1 undecidable manual P 269 55.4001 95 -0.18 90
IV.LNSS.HHZ. 2017-12-28T01:53:08.95 0.3 undecidable manual S 216 29.3484 101 0.1 71
IV.GUMA.HHZ. 2017-12-28T01:53:08.87 0.6 undecidable manual S 14 28.0497 102 0.35 46
IV.EL6.EHZ. 2017-12-28T01:53:08.48 0.1 undecidable manual P 348 57.9975 94 -0.38 85
IV.CSP1.EHZ. 2017-12-28T01:53:08.96 0.6 undecidable manual S 353 30.6471 101 -0.24 46
IV.CESX.HHZ. 2017-12-28T01:53:08.96 0.1 undecidable manual P 247 58.7967 94 -0.02 92
IV.ARRO.EHZ. 2017-12-28T01:53:07.06 0.1 undecidable manual P 236 47.5191 96 -0.18 91
IV.GAG1.HNE. 2017-12-28T01:53:07.53 0.1 undecidable manual P 342 48.9177 95 0.07 93
MN.AQU.HHZ. 2017-12-28T01:53:07.72 0.6 positive manual P 166 52.9026 95 -0.36 43
IV.SNTG.HHZ. 2017-12-28T01:53:07.91 0.3 positive manual P 333 54.6009 95 -0.43 64
IV.OFFI.HHZ. 2017-12-28T01:53:06.34 0.1 negative manual P 70 37.7289 98 0.59 84
IV.T1247.HHZ. 2017-12-28T01:53:06.13 0.1 undecidable manual P 175 41.9247 97 -0.25 91
IV.T1299.EHZ. 2017-12-28T01:53:06.89 0.6 undecidable manual S 173 20.4684 110 0.31 46
IV.MNTP.HNZ. 2017-12-28T01:53:06.27 0.1 undecidable manual P 27 39.7269 97 0.22 91
IV.SMA1.EHZ. 2017-12-28T01:53:06.92 0.6 undecidable manual S 161 21.867 108 0 49
IV.FEMA.HNZ. 2017-12-28T01:53:06.95 0.6 undecidable manual S 315 22.8549 107 -0.23 47
IV.PF6.EHN. 2017-12-28T01:53:05.01 0.1 undecidable manual P 353 35.8419 98 -0.44 87
IV.CESI.HHZ. 2017-12-28T01:53:05.10 0.1 positive manual P 307 34.9428 99 -0.22 92
IV.RM33.EHZ. 2017-12-28T01:53:05.04 0.1 positive manual P 185 34.3434 99 -0.19 93
IV.TERO.HHZ. 2017-12-28T01:53:05.27 0.6 undecidable manual P 127 36.0417 98 -0.21 46
IV.GUMA.HHZ. 2017-12-28T01:53:04.29 0.1 positive manual P 14 28.0497 102 0.01 97
IV.T1221.EHZ. 2017-12-28T01:53:04.88 0.3 negative manual P 278 33.1446 99 -0.16 70
IV.MTRA.HNZ. 2017-12-28T01:53:04.73 0.6 undecidable manual S 119 13.6752 125 -0.24 47
IV.CSP1.EHZ. 2017-12-28T01:53:04.37 0.1 positive manual P 353 30.6471 101 -0.3 91
IV.CAMP.HHZ. 2017-12-28T01:53:04.88 0.1 positive manual P 157 33.8439 99 -0.27 91
IV.MMO1.EHZ. 2017-12-28T01:53:04.11 0.6 undecidable manual S 34 10.9779 133 -0.31 46
IV.NRCA.HNZ. 2017-12-28T01:53:04.27 0.6 undecidable manual S 279 11.1777 133 -0.18 48
IV.MF5.EHZ. 2017-12-28T01:53:04.03 0.1 negative manual P 42 25.4523 104 0.15 96
OB.GAVE.EHZ. 2017-12-28T01:53:04.81 3.0 positive manual P 0.09 0
IV.MC2.EHZ. 2017-12-28T01:53:04.60 0.6 undecidable manual S 335 11.5773 132 0.08 50
IV.LNSS.HHZ. 2017-12-28T01:53:04.39 0.3 undecidable manual P 216 29.3484 101 -0.07 72
IV.SMA1.EHZ. 2017-12-28T01:53:03.24 0.1 positive manual P 161 21.867 108 -0.11 96
IV.T1214.EHZ. 2017-12-28T01:53:03.96 0.1 undecidable manual S 208 7.2927 147 0.19 98
IV.FEMA.HNZ. 2017-12-28T01:53:03.32 0.1 undecidable manual P 315 22.8549 107 -0.18 95
IV.FDMO.HHZ. 2017-12-28T01:53:03.85 0.1 positive manual P 332 27.6501 103 -0.37 90
IV.T1299.EHZ. 2017-12-28T01:53:03.21 0.1 positive manual P 173 20.4684 110 0.06 98
IV.MTRA.HNZ. 2017-12-28T01:53:02.04 0.1 undecidable manual P 119 13.6752 125 -0.19 95
IV.NRCA.HNZ. 2017-12-28T01:53:01.86 0.1 positive manual P 279 11.1777 133 -0.06 99
IV.MC2.EHZ. 2017-12-28T01:53:01.99 0.1 positive manual P 335 11.5773 132 0.03 100
IV.T1214.EHZ. 2017-12-28T01:53:01.66 1.0 undecidable manual P 208 7.2927 147 0.13 25
IV.MMO1.EHZ. 2017-12-28T01:53:01.74 0.1 undecidable manual P 34 10.9779 133 -0.17 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1214.EHN. ML:2.9 0.008964999999999999 0.24 AML other m 2017-12-28T01:53:04.12
IV.NRCA.HNE. ML:2.7 0.00537 0.12 AML other m 2017-12-28T01:53:04.59
IV.T1214.HNE. ML:2.8 0.0078049999999999994 0.96 AML other m 2017-12-28T01:53:04.79
IV.T1214.EHE. ML:2.8 0.00738 0.96 AML other m 2017-12-28T01:53:04.79
IV.NRCA.HHN. ML:2.9 0.00771 0.14 AML other m 2017-12-28T01:53:04.80
IV.NRCA.HNN. ML:2.9 0.00734 0.14 AML other m 2017-12-28T01:53:04.80
IV.MTRA.EHN. ML:2.8 0.00626 0.18 AML other m 2017-12-28T01:53:04.95
IV.MTRA.HNN. ML:2.8 0.006335 0.18 AML other m 2017-12-28T01:53:04.95
IV.NRCA.HHE. ML:2.8 0.00557 0.96 AML other m 2017-12-28T01:53:05.05
IV.MTRA.HNE. ML:2.7 0.00441 0.3 AML other m 2017-12-28T01:53:05.06
IV.MTRA.EHE. ML:2.7 0.004325 0.3 AML other m 2017-12-28T01:53:05.06
IV.T1299.EHN. ML:2.5 0.0022800000000000003 0.22 AML other m 2017-12-28T01:53:07.02
IV.SMA1.EHN. ML:2.6 0.002345 0.18 AML other m 2017-12-28T01:53:07.16
IV.SMA1.EHE. ML:2.6 0.002725 0.24 AML other m 2017-12-28T01:53:07.20
IV.T1299.EHE. ML:2.2 0.0010115 0.42 AML other m 2017-12-28T01:53:07.09
IV.FEMA.HNN. ML:2.6 0.002115 0.26 AML other m 2017-12-28T01:53:07.28
IV.FDMO.HHE. ML:2.2 0.0007263363 0.3808 AML other m 2017-12-28T01:53:08.26
IV.FEMA.HNE. ML:2.7 0.002835 0.2 AML other m 2017-12-28T01:53:08.19
IV.FDMO.HHN. ML:2.6 0.001835 0.2 AML other m 2017-12-28T01:53:08.33
IV.MF5.EHN. ML:2.9 0.0042450000000000005 0.38 AML other m 2017-12-28T01:53:08.69
IV.MF5.EHE. ML:2.6 0.0023250000000000002 0.26 AML other m 2017-12-28T01:53:08.66
IV.CSP1.EHN. ML:2.0 0.00044000000000000007 1.22 AML other m 2017-12-28T01:53:09.13
IV.CSP1.EHE. ML:2.4 0.0010630000000000001 0.36 AML other m 2017-12-28T01:53:09.28
OB.GAVE.HNN. ML:2.3 0.0009265 0.18 AML other m 2017-12-28T01:53:10.23
OB.GAVE.EHN. ML:2.8 0.0029100000000000003 0.92 AML other m 2017-12-28T01:53:10.24
IV.CAMP.HHN. ML:2.4 0.001057 0.52 AML other m 2017-12-28T01:53:10.30
OB.GAVE.EHE. ML:3.0 0.004200000000000001 0.56 AML other m 2017-12-28T01:53:10.43
OB.GAVE.HNE. ML:3.0 0.00377 0.56 AML other m 2017-12-28T01:53:10.43
IV.CESI.HHN. ML:2.8 0.00221 0.38 AML other m 2017-12-28T01:53:10.62
IV.CESI.HHE. ML:2.5 0.0013250000000000002 0.18 AML other m 2017-12-28T01:53:10.93
IV.TERO.HNE. ML:2.1 0.0004395 1.48 AML other m 2017-12-28T01:53:10.86
IV.CAMP.HHE. ML:2.2 0.0007090000000000001 1.22 AML other m 2017-12-28T01:53:10.34
IV.TERO.HNN. ML:2.2 0.0005914999999999999 0.52 AML other m 2017-12-28T01:53:10.98
IV.TERO.HHN. ML:2.4 0.0009335 0.5 AML other m 2017-12-28T01:53:10.98
IV.RM33.HNE. ML:2.3 0.000749 1.02 AML other m 2017-12-28T01:53:11.10
IV.RM33.EHE. ML:2.2 0.0006779999999999999 0.18 AML other m 2017-12-28T01:53:11.10
IV.TERO.HHE. ML:2.3 0.0008145 1.58 AML other m 2017-12-28T01:53:11.18
IV.RM33.HNN. ML:2.4 0.0010045000000000002 0.62 AML other m 2017-12-28T01:53:11.41
IV.RM33.EHN. ML:2.4 0.000961 0.5 AML other m 2017-12-28T01:53:11.42
IV.ASSB.HHE. ML:2.6 0.000925 0.2 AML other m 2017-12-28T01:53:15.83
IV.ASSB.HHN. ML:2.4 0.000644 0.86 AML other m 2017-12-28T01:53:16.46
IV.MOMA.HHN. ML:2.3 0.000404 0.24 AML other m 2017-12-28T01:53:17.23
IV.MOMA.HHE. ML:2.4 0.0006154999999999999 1.06 AML other m 2017-12-28T01:53:17.28
IV.EL6.EHN. ML:2.4 0.000514 0.7 AML other m 2017-12-28T01:53:18.07
IV.ATCC.EHE. ML:2.5 0.0005834999999999999 0.86 AML other m 2017-12-28T01:53:19.16
IV.EL6.EHE. ML:2.3 0.0004185 0.5 AML other m 2017-12-28T01:53:19.05
IV.FOSV.EHE. ML:2.2 0.000295 1.1 AML other m 2017-12-28T01:53:19.39
IV.FOSV.EHN. ML:2.6 0.000762 0.34 AML other m 2017-12-28T01:53:19.46
IV.CING.HHN. ML:2.3 0.0003565 0.12 AML other m 2017-12-28T01:53:19.68
IV.CING.HHE. ML:2.4 0.00044500000000000003 1.02 AML other m 2017-12-28T01:53:19.33
IV.ATCC.EHN. ML:2.5 0.0005895000000000001 0.34 AML other m 2017-12-28T01:53:20.16
IV.FAGN.HHE. ML:2.6 0.0006965 0.32 AML other m 2017-12-28T01:53:21.44
IV.T0110.HHE. ML:2.6 0.000496 0.46 AML other m 2017-12-28T01:53:24.39
IV.T0110.HHN. ML:2.4 0.000363 0.6 AML other m 2017-12-28T01:53:24.51
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
Waveforms Seismic signals in miniseed + resp format Download