{ "currentVersion": 10.91, "serviceDescription": "This data set contains the 1957 and 1958 aerial imagery for the majority of Loudoun County, VA. It is composed of United States Farm Service Agency (USDA FSA) hardcopy imagery, which were scanned, georeferenced, and mosaiced by Loudoun County OMAGI to produce digital representations. Individual images cover approximately 15000' by 15000'.", "name": "Aerial/B_W_1957", "description": "This data set contains the 1957 and 1958 aerial imagery for the majority of Loudoun County, VA. It is composed of United States Farm Service Agency (USDA FSA) hardcopy imagery, which were scanned, georeferenced, and mosaiced by Loudoun County OMAGI to produce digital representations. Individual images cover approximately 15000' by 15000'.", "extent": { "xmin": 1.163581136454812E7, "ymin": 6992719.19370327, "xmax": 1.1815634878403181E7, "ymax": 7166511.352305289, "spatialReference": { "wkid": 2924, "latestWkid": 2924 } }, "initialExtent": { "xmin": 1.163581136454812E7, "ymin": 6992719.19370327, "xmax": 1.1815634878403181E7, "ymax": 7166511.352305289, "spatialReference": { "wkid": 2924, "latestWkid": 2924 } }, "fullExtent": { "xmin": 1.163581136454812E7, "ymin": 6992719.19370327, "xmax": 1.1815634878403181E7, "ymax": 7166511.352305289, "spatialReference": { "wkid": 2924, "latestWkid": 2924 } }, "hasMultidimensions": false, "pixelSizeX": 3.0523052900000094, "pixelSizeY": 3.052305289999996, "datasetFormat": "AMD", "uncompressedSize": 10063335996, "blockWidth": 2048, "blockHeight": 256, "compressionType": "None", "bandNames": [ "Band_1", "Band_2", "Band_3" ], "allowCopy": true, "allowAnalysis": true, "bandCount": 3, "pixelType": "U8", "minPixelSize": 0, "maxPixelSize": 0, "copyrightText": "1957/1958 Photography flown by United States Farm Service Agency", "serviceDataType": "esriImageServiceDataTypeRGB", "serviceSourceType": "esriImageServiceSourceTypeMosaicDataset", "minValues": [ 0, 0, 0 ], "maxValues": [ 209, 209, 209 ], "meanValues": [ 135.12008178539065, 135.12008178539065, 135.12008178539065 ], "stdvValues": [ 28.708355918362574, 28.708355918362574, 28.708355918362574 ], "objectIdField": "OBJECTID", "fields": [ { "name": "OBJECTID", "type": "esriFieldTypeOID", "alias": "OBJECTID", "domain": null }, { "name": "Name", "type": "esriFieldTypeString", "alias": "Name", "domain": null, "length": 200 }, { "name": "MinPS", "type": "esriFieldTypeDouble", "alias": "MinPS", "domain": null }, { "name": "MaxPS", "type": "esriFieldTypeDouble", "alias": "MaxPS", "domain": null }, { "name": "LowPS", "type": "esriFieldTypeDouble", "alias": "LowPS", "domain": null }, { "name": "HighPS", "type": "esriFieldTypeDouble", "alias": "HighPS", "domain": null }, { "name": "Category", "type": "esriFieldTypeInteger", "alias": "Category", "domain": { "type": "codedValue", "name": "MosaicCatalogItemCategoryDomain", "description": "Catalog item categories.", "codedValues": [ { "name": "Unknown", "code": 0 }, { "name": "Primary", "code": 1 }, { "name": "Overview", "code": 2 }, { "name": "Unprocessed Overview", "code": 3 }, { "name": "Partial Overview", "code": 4 }, { "name": "Uploaded", "code": 253 }, { "name": "Incomplete", "code": 254 }, { "name": "Custom", "code": 255 } ], "mergePolicy": "esriMPTDefaultValue", "splitPolicy": "esriSPTDefaultValue" } }, { "name": "Tag", "type": "esriFieldTypeString", "alias": "Tag", "domain": null, "length": 100 }, { "name": "GroupName", "type": "esriFieldTypeString", "alias": "GroupName", "domain": null, "length": 100 }, { "name": "ProductName", "type": "esriFieldTypeString", "alias": "ProductName", "domain": null, "length": 100 }, { "name": "CenterX", "type": "esriFieldTypeDouble", "alias": "CenterX", "domain": null }, { "name": "CenterY", "type": "esriFieldTypeDouble", "alias": "CenterY", "domain": null }, { "name": "ZOrder", "type": "esriFieldTypeInteger", "alias": "ZOrder", "domain": null }, { "name": "Shape", "type": "esriFieldTypeGeometry", "alias": "Shape", "domain": null }, { "name": "Shape.STArea()", "type": "esriFieldTypeDouble", "alias": "Shape.STArea()", "domain": null }, { "name": "Shape.STLength()", "type": "esriFieldTypeDouble", "alias": "Shape.STLength()", "domain": null } ], "capabilities": "Catalog,Image,Metadata", "defaultMosaicMethod": "Northwest", "allowedMosaicMethods": "NorthWest,Center,LockRaster,ByAttribute,Nadir,Viewpoint,Seamline,None", "sortField": "", "sortValue": null, "sortAscending": true, "mosaicOperator": "First", "maxDownloadSizeLimit": 2048, "defaultCompressionQuality": 75, "defaultResamplingMethod": "Bilinear", "maxImageHeight": 4100, "maxImageWidth": 15000, "maxRecordCount": 1000, "maxDownloadImageCount": 20, "maxMosaicImageCount": 20, "allowRasterFunction": true, "rasterFunctionInfos": [ { "name": "None", "description": "Make a Raster or Raster Dataset into a Function Raster Dataset.", "help": "" } ], "rasterTypeInfos": [ { "name": "Raster Dataset", "description": "Supports all ArcGIS Raster Datasets", "help": "" } ], "mensurationCapabilities": "None", "hasHistograms": true, "hasColormap": false, "hasRasterAttributeTable": false, "minScale": 0, "maxScale": 0, "exportTilesAllowed": false, "supportsStatistics": true, "supportsAdvancedQueries": true, "editFieldsInfo": null, "ownershipBasedAccessControlForRasters": null, "allowComputeTiePoints": false, "useStandardizedQueries": true, "advancedQueryCapabilities": { "useStandardizedQueries": true, "supportsStatistics": true, "supportsOrderBy": true, "supportsDistinct": true, "supportsPagination": true }, "spatialReference": { "wkid": 2924, "latestWkid": 2924 } }