Earthquake with magnitude of ML 2.2 on date 02-09-2022 and time 00:03:12 (UTC) in region 6 km NW Arquata del Tronto (AP)

A magnitude ML 2.2 earthquake occured in region: 6 km NW Arquata del Tronto (AP), on

  • 02-09-2022 00:03:12 (UTC)
  • 02-09-2022 02:03:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8060, 13.2450 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
Arquata del Tronto AP 6 1178 1178
Montegallo AP 8 523 1701
Accumoli RI 12 667 2368
Norcia PG 12 4957 7325
Castelsantangelo sul Nera MC 12 281 7606
Montemonaco AP 13 604 8210
Acquasanta Terme AP 14 2916 11126
Montefortino FM 17 1178 12304
Ussita MC 18 444 12748
Preci PG 19 724 13472
Visso MC 19 1107 14579
Amatrice RI 20 2657 17236
Roccafluvione AP 20 2010 19246

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
52 Km N of L'Aquila (69753 inhabitants)
56 Km E 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)
93 Km S of Ancona (100861 inhabitants)
99 Km NE of Guidonia Montecelio (88673 inhabitants)
100 Km NE of Tivoli (56533 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 2.2 2022-09-02
00:03:12
42.8057 13.2447 9 2024-03-01
15:27:58
Bollettino Sismico Italiano INGV 111419811
Reviewed
Rev100
ML 2.2 2022-09-02
00:03:12
42.817 13.2532 10 2022-09-02
00:10:19
Sala Sismica INGV-Roma 109230211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-02 00:03:12 ± 0.05
Latitude 42.8057 ± 0.0027
Longitude 13.2447 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 111419811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 315
Semi-minor axis of confidence ellipse (meter) 276
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 54
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 34
Number of associated phases, regardless of their use for origin computation 71
Number of defining phases 71
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) 0.07195
Epicentral distance of station farthest from the epicenter (degree) 0.89572
Number of stations at which the event was observed 44
Number of stations from which data was used for origin computation 44
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 86
Type of magnitude ML
Reference to an origin 111419811
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-11-02 16:28:45

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 100
Type of magnitude ML
Reference to an origin 109230211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-02 00:10:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIAM.HHZ. 2022-09-02T00:03:31.65 0.3 undecidable manual S 190 60.495 50 0.17 66
IT.GNU.HGE. 2022-09-02T00:03:30.69 0.6 undecidable manual S 270 54.9006 50 0.72 38
IV.ASSB.HHZ. 2022-09-02T00:03:30.17 0.6 undecidable manual S 299 54.4011 50 0.34 43
IV.ATPI.EHZ. 2022-09-02T00:03:29.61 0.3 undecidable manual P 317 98.8233 50 0.29 60
IV.MPAG.EHZ. 2022-09-02T00:03:29.93 0.3 undecidable manual P 337 99.4227 50 0.52 57
IV.OFFI.HHZ. 2022-09-02T00:03:28.10 0.6 undecidable manual S 68 38.628 50 2.47 11
IV.ATVO.HHZ. 2022-09-02T00:03:28.49 0.1 undecidable manual P 314 93.24 50 0.03 86
IV.SEF1.HNN. 2022-09-02T00:03:27.13 0.6 undecidable manual S 328 44.9217 50 -0.17 46
IV.GIGS.HHZ. 2022-09-02T00:03:27.43 0.6 undecidable manual S 145 47.4192 50 -0.54 42
IV.MDAR.HNN. 2022-09-02T00:03:27.14 0.6 undecidable manual S 349 43.7229 50 0.15 46
IV.MURB.HHZ. 2022-09-02T00:03:26.06 0.3 undecidable manual P 311 77.367 50 0.05 66
IV.ARVD.HHZ. 2022-09-02T00:03:26.59 0.1 undecidable manual P 342 80.6637 50 0.08 87
IV.SSFR.HHZ. 2022-09-02T00:03:26.38 0.1 undecidable manual P 332 79.365 50 0.06 87
IV.MML1.EHZ. 2022-09-02T00:03:26.27 0.6 undecidable manual S 327 40.7259 50 0.09 47
IV.ATFO.HHZ. 2022-09-02T00:03:26.98 0.1 undecidable manual P 319 82.7505 50 0.14 85
IV.PF6.EHN. 2022-09-02T00:03:25.22 0.6 undecidable manual S 354 37.0296 50 0 48
IV.ATCC.EHZ. 2022-09-02T00:03:24.05 0.1 negative manual P 311 64.6908 50 0 91
IV.FAGN.HHZ. 2022-09-02T00:03:24.22 0.6 undecidable manual P 155 65.9895 50 -0.04 45
IV.RM33.EHZ. 2022-09-02T00:03:24.07 0.3 undecidable manual S 184 33.0447 50 -0.05 72
IV.CESI.HHZ. 2022-09-02T00:03:24.84 0.6 undecidable manual S 309 35.3424 50 0.08 47
IV.TERO.HHZ. 2022-09-02T00:03:24.56 0.6 undecidable manual S 125 35.6421 50 -0.26 45
IV.FOSV.EHZ. 2022-09-02T00:03:24.39 0.1 undecidable manual P 324 66.9774 50 -0.01 90
IV.LNSS.HHZ. 2022-09-02T00:03:23.52 0.6 undecidable manual S 217 27.9498 108 0.9 37
IV.GAVE.EHZ. 2022-09-02T00:03:23.43 0.3 undecidable manual S 246 31.2465 50 -0.22 69
IV.CING.HHZ. 2022-09-02T00:03:23.88 0.1 undecidable manual P 356 63.3921 50 0.03 91
IV.FIAM.HHZ. 2022-09-02T00:03:23.11 0.1 undecidable manual P 190 60.495 50 -0.31 86
IV.CSP1.EHZ. 2022-09-02T00:03:23.78 0.3 undecidable manual S 354 31.9458 50 -0.06 72
IV.EL6.EHZ. 2022-09-02T00:03:23.10 0.1 undecidable manual P 349 59.1963 50 -0.12 90
IT.MTCL.HGZ. 2022-09-02T00:03:22.76 0.6 undecidable manual S 316 28.8489 107 -0.15 47
IV.SNTG.HHZ. 2022-09-02T00:03:22.52 0.1 undecidable manual P 334 55.5999 50 -0.14 90
IV.ASSB.HHZ. 2022-09-02T00:03:22.27 0.1 undecidable manual P 299 54.4011 50 -0.2 89
IV.ASCOL.EHZ. 2022-09-02T00:03:22.76 0.6 undecidable manual S 80 28.5492 108 -0.03 48
IV.MOMA.HHZ. 2022-09-02T00:03:22.47 0.1 undecidable manual P 270 54.9006 50 -0.08 91
IV.MF5.EHZ. 2022-09-02T00:03:22.31 0.6 undecidable manual S 41 26.751 109 0.11 48
IV.FDMO.HHZ. 2022-09-02T00:03:22.70 0.6 undecidable manual S 334 28.6491 108 -0.13 47
IT.GNU.HGE. 2022-09-02T00:03:22.74 0.6 undecidable manual P 270 54.9006 50 0.19 45
IV.FEMA.HNZ. 2022-09-02T00:03:21.40 0.6 undecidable manual S 318 23.4543 111 0.25 47
IV.MNTT.EHZ. 2022-09-02T00:03:21.11 0.6 undecidable manual P 45 40.2264 50 0.82 38
IV.SEF1.HNN. 2022-09-02T00:03:21.04 0.6 undecidable manual P 328 44.9217 50 0.04 47
IV.ARRO.EHZ. 2022-09-02T00:03:21.19 0.3 undecidable manual P 237 46.4202 50 -0.05 70
IV.MNTP.HNZ. 2022-09-02T00:03:21.27 0.6 undecidable manual P 26 41.0256 50 0.85 37
IV.MML1.EHZ. 2022-09-02T00:03:20.22 0.1 negative manual P 327 40.7259 50 -0.14 92
IV.OFFI.HHZ. 2022-09-02T00:03:20.85 0.1 undecidable manual P 68 38.628 50 0.81 76
IV.GIGS.HHZ. 2022-09-02T00:03:20.54 0.3 undecidable manual P 145 47.4192 50 -0.85 55
IV.MDAR.HNN. 2022-09-02T00:03:20.76 0.3 undecidable manual P 349 43.7229 50 -0.07 70
IV.TERO.HHZ. 2022-09-02T00:03:19.23 0.1 undecidable manual P 125 35.6421 50 -0.35 89
IV.LNSS.HHZ. 2022-09-02T00:03:19.11 0.1 positive manual P 217 27.9498 108 0.81 77
IV.PF6.EHN. 2022-09-02T00:03:19.54 0.1 undecidable manual P 354 37.0296 50 -0.26 91
IV.CESI.HHZ. 2022-09-02T00:03:19.31 0.1 negative manual P 309 35.3424 50 -0.23 92
IV.MTRA.EHZ. 2022-09-02T00:03:18.36 0.3 undecidable manual S 114 13.4754 124 0.31 70
IV.FDMO.HHZ. 2022-09-02T00:03:18.16 0.1 negative manual P 334 28.6491 108 -0.26 92
IV.CSP1.EHZ. 2022-09-02T00:03:18.75 0.1 undecidable manual P 354 31.9458 50 -0.26 92
IT.MTCL.HGZ. 2022-09-02T00:03:18.25 0.1 undecidable manual P 316 28.8489 107 -0.22 93
IV.ASCOL.EHZ. 2022-09-02T00:03:18.35 0.1 undecidable manual P 80 28.5492 108 -0.05 96
IV.GAVE.EHZ. 2022-09-02T00:03:18.69 0.1 undecidable manual P 246 31.2465 50 -0.21 93
IV.MC2.EHZ. 2022-09-02T00:03:18.13 0.3 undecidable manual S 339 12.5763 126 0.34 70
IV.MF5.EHZ. 2022-09-02T00:03:18.42 0.1 undecidable manual P 41 26.751 109 0.36 90
IV.RM33.EHZ. 2022-09-02T00:03:18.88 0.1 undecidable manual P 184 33.0447 50 -0.29 91
IV.NRCA.HHZ. 2022-09-02T00:03:17.18 0.3 undecidable manual S 286 11.0778 129 -0.19 72
IV.MMO1.EHZ. 2022-09-02T00:03:17.70 0.3 undecidable manual S 33 12.3765 126 -0.02 75
IV.FEMA.HNZ. 2022-09-02T00:03:17.48 0.3 undecidable manual P 318 23.4543 111 0.03 73
7F.SIB1.EHN. 2022-09-02T00:03:17.01 0.3 undecidable manual S 12 10.0788 132 -0.1 74
7F.SIB2.EHZ. 2022-09-02T00:03:16.84 0.3 undecidable manual S 27 10.6782 130 -0.41 69
7F.SIB3.EHZ. 2022-09-02T00:03:16.23 0.3 undecidable manual S 15 7.9809 139 -0.36 70
7F.SIB1.EHN. 2022-09-02T00:03:15.11 0.1 positive manual P 12 10.0788 132 -0.01 100
IV.MC2.EHZ. 2022-09-02T00:03:15.61 0.1 undecidable manual P 339 12.5763 126 0.1 98
7F.SIB2.EHZ. 2022-09-02T00:03:15.11 0.1 positive manual P 27 10.6782 130 -0.1 98
IV.MTRA.EHZ. 2022-09-02T00:03:15.80 0.1 negative manual P 114 13.4754 124 0.13 97
IV.NRCA.HHZ. 2022-09-02T00:03:15.30 0.1 negative manual P 286 11.0778 129 0.03 100
IV.MMO1.EHZ. 2022-09-02T00:03:15.48 0.1 positive manual P 33 12.3765 126 0 100
7F.SIB3.EHZ. 2022-09-02T00:03:14.63 0.1 positive manual P 15 7.9809 139 -0.2 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:2.8 0.008365000000000001 0.14 AML other m 2022-09-02T00:03:17.54
IV.NRCA.HNE. ML:2.8 0.0076100000000000004 0.14 AML other m 2022-09-02T00:03:17.54
IV.NRCA.HNN. ML:2.7 0.006295 0.38 AML other m 2022-09-02T00:03:17.64
IV.NRCA.HHN. ML:2.7 0.006745 0.38 AML other m 2022-09-02T00:03:17.64
IV.MMO1.EHE. ML:2.4 0.002955 0.52 AML other m 2022-09-02T00:03:18.07
IV.MTRA.HNE. ML:2.7 0.005449999999999999 0.14 AML other m 2022-09-02T00:03:18.96
IV.MTRA.EHE. ML:2.7 0.005529999999999999 0.16 AML other m 2022-09-02T00:03:18.97
IV.MC2.EHN. ML:2.7 0.00639 0.58 AML other m 2022-09-02T00:03:19.38
IV.MTRA.EHN. ML:2.7 0.0058 1.1 AML other m 2022-09-02T00:03:19.82
IV.MTRA.HNN. ML:2.7 0.005835 1.1 AML other m 2022-09-02T00:03:19.82
IV.MMO1.EHN. ML:2.4 0.0028250000000000003 1.38 AML other m 2022-09-02T00:03:19.02
IV.MC2.EHE. ML:2.7 0.0056099999999999995 0.2 AML other m 2022-09-02T00:03:20.23
IV.FDMO.HHE. ML:2.0 0.0005520000000000001 0.2 AML other m 2022-09-02T00:03:23.89
IV.CSP1.EHN. ML:2.8 0.002555 0.2 AML other m 2022-09-02T00:03:24.15
IV.LNSS.HNN. ML:2.2 0.000837 1.24 AML other m 2022-09-02T00:03:24.17
IV.CSP1.EHE. ML:2.6 0.001955 1.36 AML other m 2022-09-02T00:03:24.25
IV.FDMO.HHN. ML:2.1 0.000653 0.9 AML other m 2022-09-02T00:03:24.50
IV.LNSS.HHE. ML:2.4 0.0012150000000000002 0.34 AML other m 2022-09-02T00:03:24.89
IV.LNSS.HNE. ML:2.3 0.001185 0.32 AML other m 2022-09-02T00:03:24.89
IV.TERO.HHE. ML:2.0 0.00040100000000000004 0.16 AML other m 2022-09-02T00:03:24.94
IV.TERO.HNE. ML:2.0 0.00043 0.2 AML other m 2022-09-02T00:03:24.96
IV.GAVE.HNN. ML:2.0 0.0004655 1.08 AML other m 2022-09-02T00:03:24.98
IV.GAVE.EHN. ML:2.4 0.0011875 0.24 AML other m 2022-09-02T00:03:24.98
IV.RM33.HNN. ML:2.0 0.0004515 0.2 AML other m 2022-09-02T00:03:24.89
IV.RM33.EHN. ML:2.0 0.0004795 1.8 AML other m 2022-09-02T00:03:25.90
IV.TERO.HNN. ML:2.2 0.0006234999999999999 0.6 AML other m 2022-09-02T00:03:25.00
IV.LNSS.HHN. ML:2.2 0.0009055 0.88 AML other m 2022-09-02T00:03:25.74
IV.GAVE.EHE. ML:2.4 0.0011 1.52 AML other m 2022-09-02T00:03:26.92
IV.GAVE.HNE. ML:2.4 0.00117 1.52 AML other m 2022-09-02T00:03:26.92
IV.TERO.HHN. ML:2.0 0.0004355 0.44 AML other m 2022-09-02T00:03:26.25
IV.CESI.HHN. ML:2.3 0.0008285 0.48 AML other m 2022-09-02T00:03:26.76
IV.RM33.HNE. ML:2.2 0.0006585 0.48 AML other m 2022-09-02T00:03:26.85
IV.RM33.EHE. ML:2.1 0.0005695 0.46 AML other m 2022-09-02T00:03:26.85
IV.CESI.HHE. ML:2.1 0.000557 0.22 AML other m 2022-09-02T00:03:26.76
IV.MML1.HNN. ML:2.1 0.00044300000000000003 1.62 AML other m 2022-09-02T00:03:26.91
IV.MML1.EHN. ML:2.1 0.000423 0.14 AML other m 2022-09-02T00:03:27.18
IV.MML1.HNE. ML:2.1 0.0004285 0.16 AML other m 2022-09-02T00:03:27.38
IV.MML1.EHE. ML:2.1 0.0004255 0.16 AML other m 2022-09-02T00:03:27.31
IV.MF5.EHN. ML:2.1 0.000751 0.5 AML other m 2022-09-02T00:03:28.14
IV.ATVO.HHE. ML:1.7 0.00005985 0.42 AML other m 2022-09-02T00:03:28.93
IV.OFFI.HHN. ML:2.4 0.000983 0.44 AML other m 2022-09-02T00:03:30.85
IV.MF5.EHE. ML:2.2 0.000862 0.88 AML other m 2022-09-02T00:03:31.49
IV.MNTT.EHN. ML:2.6 0.001405 0.36 AML other m 2022-09-02T00:03:31.75
IV.SNTG.HHE. ML:1.9 0.00020050000000000002 0.14 AML other m 2022-09-02T00:03:31.80
IV.SNTG.HHN. ML:1.9 0.0001705 0.12 AML other m 2022-09-02T00:03:31.81
IV.ASSB.HHN. ML:2.0 0.000214 1.44 AML other m 2022-09-02T00:03:31.19
IV.ARRO.EHN. ML:1.8 0.0002055 0.48 AML other m 2022-09-02T00:03:32.17
IV.ARRO.EHE. ML:1.7 0.0001525 0.22 AML other m 2022-09-02T00:03:32.44
IV.MOMA.HNE. ML:2.1 0.000265 0.74 AML other m 2022-09-02T00:03:32.66
IV.FIAM.HHE. ML:2.0 0.0001815 1.7 AML other m 2022-09-02T00:03:33.09
IV.MOMA.HHE. ML:2.0 0.00024349999999999998 1.14 AML other m 2022-09-02T00:03:33.17
IV.ASSB.HHE. ML:2.0 0.000243 0.66 AML other m 2022-09-02T00:03:33.09
IV.FIAM.HHN. ML:1.9 0.00014800000000000002 0.48 AML other m 2022-09-02T00:03:33.71
IV.MOMA.HNN. ML:2.0 0.000251 1.38 AML other m 2022-09-02T00:03:34.27
IV.MOMA.HHN. ML:2.0 0.00024349999999999998 1.36 AML other m 2022-09-02T00:03:34.28
IV.OFFI.HHE. ML:2.3 0.0007345 0.76 AML other m 2022-09-02T00:03:34.51
IV.FOSV.EHE. ML:2.2 0.00030300000000000005 0.3 AML other m 2022-09-02T00:03:34.54
IV.FOSV.HNE. ML:2.2 0.000309 0.3 AML other m 2022-09-02T00:03:34.69
IV.CING.HHN. ML:2.1 0.000234 0.12 AML other m 2022-09-02T00:03:34.74
IV.FOSV.HNN. ML:2.4 0.000422 0.24 AML other m 2022-09-02T00:03:34.89
IV.ATCC.HNN. ML:2.1 0.0002485 0.54 AML other m 2022-09-02T00:03:34.62
IV.FOSV.EHN. ML:2.4 0.0004375 0.26 AML other m 2022-09-02T00:03:34.90
IV.EL6.EHE. ML:2.2 0.00030649999999999997 0.2 AML other m 2022-09-02T00:03:35.05
IV.ATCC.EHN. ML:2.1 0.000239 1 AML other m 2022-09-02T00:03:35.27
IV.GIGS.HHE. ML:1.4 0.0000641 0.7 AML other m 2022-09-02T00:03:35.79
IV.EL6.EHN. ML:2.2 0.00034599999999999995 0.6 AML other m 2022-09-02T00:03:35.86
IV.MNTT.EHE. ML:2.5 0.001015 1.46 AML other m 2022-09-02T00:03:36.03
IV.CING.HHE. ML:2.0 0.00017749999999999998 0.7 AML other m 2022-09-02T00:03:36.79
IV.ATCC.EHE. ML:2.1 0.00025 0.52 AML other m 2022-09-02T00:03:36.81
IV.ATCC.HNE. ML:2.1 0.0002525 0.36 AML other m 2022-09-02T00:03:36.81
IV.GIGS.HHN. ML:1.3 0.00005615 0.74 AML other m 2022-09-02T00:03:39.10
IV.SSFR.HNE. ML:2.5 0.0004505 1.14 AML other m 2022-09-02T00:03:39.21
IV.SSFR.HHE. ML:2.5 0.0004325 0.16 AML other m 2022-09-02T00:03:39.21
IV.SSFR.HHN. ML:2.4 0.000381 0.2 AML other m 2022-09-02T00:03:39.60
IV.SSFR.HNN. ML:2.4 0.000378 0.24 AML other m 2022-09-02T00:03:39.72
IV.ARVD.HHN. ML:1.7 0.0000715 0.58 AML other m 2022-09-02T00:03:39.68
IV.ARVD.HHE. ML:1.9 0.0001171 1.3 AML other m 2022-09-02T00:03:40.81
IV.ATFO.HHN. ML:1.8 0.00007895 0.46 AML other m 2022-09-02T00:03:40.25
IV.FAGN.HHE. ML:2.0 0.000183 0.64 AML other m 2022-09-02T00:03:40.48
IV.MURB.HHN. ML:2.3 0.000316 1.74 AML other m 2022-09-02T00:03:42.01
IV.MURB.HHE. ML:2.5 0.0004465 0.98 AML other m 2022-09-02T00:03:42.65
IV.FAGN.HHN. ML:2.0 0.000188 0.52 AML other m 2022-09-02T00:03:43.80
IV.MPAG.EHE. ML:1.8 0.00006795 1.52 AML other m 2022-09-02T00:03:49.83
IV.ATVO.HHN. ML:1.7 0.000054449999999999995 0.42 AML other m 2022-09-02T00:03:50.73
IV.MPAG.EHN. ML:1.9 0.00007465 0.52 AML other m 2022-09-02T00:03:53.30
IV.ATFO.HHE. ML:1.8 0.00009195 1.04 AML other m 2022-09-02T00:03:58.95
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