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SYD Landsat raw data v01

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Research Data Australia2024-12-14 收录
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## **Abstract** \n\nThis dataset and its metadata statement were supplied to the Bioregional Assessment Programme by a third party and are presented here as originally supplied.\n\n\n\nLandsat TM, and ETM+ data are provided in GeoTIFF for Level 1T (terrain corrected) products, or for either Level 1Gt (systematic terrain corrected) or Level 1G (systematic corrected) products, if Level 1T processing is not available. GeoTIFF defines a set of publicly available TIFF tags that describe cartographic and geodetic information associated with TIFF images. GeoTIFF is a format that enables referencing a raster image to a known geodetic model or map projection. \n\n\n\nThe initial tags are followed by image data that, in turn, may be interrupted by more descriptive tags. By using the GeoTIFF format, both metadata and image data can be encoded into the same file. The Landsat 7 ETM+ GeoTIFF file format is described in detail in the"Landsat 7 ETM+ Level 1 Product Data Format Control Book (DFCB), LSDS-272": http://landsat.usgs.gov/documents/LSDS-272.pdf. The Landsat 4-5 TM GeoTIFF file format is described in detail in the "Landsat Thematic Mapper (TM) Level 1 (L1) Data Format Control Book (DFCB), LS-DFCB-20": http://landsat.usgs.gov/documents/LS-DFCB-20.pdf. \n\n\n\nFor more information on GeoTIFF visit: http://trac.osgeo.org/geotiff\n\n## **Dataset History** \n\nORGANIZATION\n\n\n\nEach band of Landsat data in the GeoTIFF format is delivered as a grayscale, uncompressed, 8-bit string of unsigned integers. A metadata (MTL) file is included with data processed through the Level-1 Product Generation System (LPGS). A file containing the ground control points (GCP) used during image processing is also included. A processing history (WO) file is included with data processed through the National Landsat Archive Production System (NLAPS). Landsat 7 ETM+ SLC-off products processed after December 11, 2008, will include an additional directory (gap_mask) that contains a set of flat binary scan gap mask files (one per band). (Please note that the processing date and acquisition date are not necessarily the same.)\n\n\n\n\\* DATA FILE NAMES\n\nThe file naming convention for Landsat LPGS-processed GeoTIFF data\n\nis as follows:\n\n\n\nLMSppprrrYYYYDOYGSIVV_BN.TIF where:\n\n L = Landsat \n\n M = Mission (E for ETM+ data; T for TM data; M for MSS)\n\n S = Satellite (7 = Landsat 7, 5 = Landsat 5, 4 = Landsat 4)\n\n ppp = starting path of the product\n\n rrr = starting and ending rows of the product\n\n YYYY = acquisition year\n\n DOY = Julian date\n\n GSI = Ground Station Identifier \n\n VV = 2 digit version number\n\n BN = file type:\n\n B1 = band 1\n\n B2 = band 2\n\n B3 = band 3\n\n B4 = band 4\n\n B5 = band 5\n\n B6_VCID_1 = band 6L (low gain) (ETM+)\n\n B6_VCID_2 = band 6H (high gain) (ETM+)\n\n B6 = band 6 (TM and MSS)\n\n B7 = band 7 \n\n B8 = band 8 (ETM+)\n\n MTL = Level-1 metadata\n\n GCP = ground control points\n\n TIF = GeoTIFF file extension\n\n\n\nThe file naming convention for Landsat NLAPS-processed GeoTIFF data \n\nis as follows:\n\n\n\nLLNppprrrOOYYDDDMM_AA.TIF where:\n\n LL = Landsat sensor (LT for TM data)\n\n N = satellite number\n\n ppp = starting path of the product\n\n rrr = starting row of the product\n\n OO = WRS row offset (set to 00)\n\n YY = last two digits of the year of \n\n acquisition\n\n DDD = Julian date of acquisition\n\n MM = instrument mode (10 for MSS; 50 for TM)\n\n AA = file type:\n\n B1 = band 1\n\n B2 = band 2\n\n B3 = band 3\n\n B4 = band 4\n\n B5 = band5\n\n B6 = band 6\n\n B7 = band 7\n\n WO = processing history file \n\n TIF = GeoTIFF file extension\n\n\n\n\n\n\\* GAP MASKS\n\n\n\nAll Landsat 7 ETM+ SLC-off imagery processed on or after December 11, 2008, will include gap mask files. (Please note the difference between acquisition date and processing date, files dates are not necessarily the same.) The gap mask files are bit mask files showing the locations of the image gaps (areas that fall between ETM+ scans). One tarred and gzip-compressed gap mask file is provided for each band in GeoTIFF format. The file naming convention for gap mask files is identical to that described above for LPGS-processed GeoTIFF data, with "_GM" inserted before file type.\n\n\n\nIf gap mask files are not included with the data, a tutorial for creating them can be found at: http://landsat.usgs.gov/gap_mask_files_are_not_provided_can_I_create_my_own.php\n\n\n\n\n\n\\* README\n\n\n\nThe README_GTF.TXT (or README.GTF) is an ASCII text file and is this file.\n\n\n\n\n\n\\* READING DATA \n\n\n\nDelivered via file transfer protocol (FTP): data files are tarred and g-zip compressed and will need to be unzipped and untarred before the data files can be used. UNIX systems should have the "gunzip" and "tar"\n\ncommands available for uncompressing and accessing the data. For PC users, free software can be downloaded from an online source. Otherwise, check your PC, as you may already have appropriate software available.\n\n\n\nNo software is included on this product for viewing Landsat data. \n\n\n\n\n\nGENERAL INFORMATION and DOCUMENTATION\n\n\n\nLandsat Project Information:\n\nhttp://landsat.usgs.gov\n\n\n\nLandsat data access:\n\n \\* USGS Global Visualization Viewer (GloVis): http://glovis.usgs.gov\n\n \\* USGS EarthExplorer: http://earthexplorer.usgs.gov\n\n \\* USGS LandsatLook Viewer: http://landsatlook.usgs.gov\n\n \\* Landsat International Ground Station (IGS) network: \n\n http://landsat.usgs.gov/about_ground_stations.php\n\n\n\nFGDC metadata:\n\nhttp://www.fgdc.gov/metadata \n\n\n\nData restrictions and citation:\n\nhttps://lta.cr.usgs.gov/citation\n\n\n\n\\* National Snow and Ice Data Center (NSIDC) \n\nRadarsat Antarctic Mapping Project (RAMP) elevation data citation:\n\n\n\nLiu, H., K. Jezek, B. Li, and Z. Zhao. 2001. \n\nRadarsat Antarctic Mapping Project digital elevation model version 2. \n\nBoulder, CO: National Snow and Ice Data Center. Digital media. \n\n\n\nFor information on the data, please refer to the data set documentation \n\navailable at the following web site: \n\nhttp://nsidc.org/data/nsidc-0082.html\n\n\n\n\n\nPRODUCT SUPPORT\n\n \n\nFor further information on this product, contact USGS \n\nEROS Customer Services:\n\n\n\nCustomer Services (ATTN: Landsat)\n\nU.S. Geological Survey\n\nEarth Resources Observation and Science (EROS) Center\n\n47914 252nd Street\n\nSioux Falls, SD 57198-0001\n\n\n\nTel: 800-252-4547\n\nTel: 605-594-6151 \n\nEmail: custserv@usgs.gov \n\n\n\nFor information on other products from USGS EROS:\n\nhttp://eros.usgs.gov/ or https://lta.cr.usgs.gov/\n\n\n\n\n\nFor information on other USGS products:\n\nhttp://ask.usgs.gov/ \n\nor call 1-888-ASK-USGS (275-8747)\n\n\n\n\n\nDISCLAIMER\n\n\n\nAny use of trade, product, or firm names is for descriptive \n\npurposes only and does not imply endorsement by the U.S. \n\nGovernment.\n\n\n\n\n\nPublication Date: July 2014\n\n## **Dataset Citation** \n\nU.S. Geological Survey (2014) SYD Landsat raw data v01. Bioregional Assessment Source Dataset. Viewed 18 June 2018, http://data.bioregionalassessments.gov.au/dataset/fe7aa98d-ea2a-48fc-bc09-1d5ce3a50246.
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