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Denotes the U.S. Navy's supersonic testing area also referred to as the Atlantic Test Track.<\/SPAN><\/P>

The Supersonic Test Track is used by various DoD installations to test and evaluate aircraft that travel at the speed of sound, or \u201csupersonic.\u201d This military operational area is located offshore over the Atlantic Ocean to avoid populated areas.<\/SPAN><\/P><\/DIV><\/DIV><\/DIV>", "geometryType": "esriGeometryPolygon", "sourceSpatialReference": { "wkid": 103069, "latestWkid": 6488, "xyTolerance": 0.003280833333333333, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -120561100, "falseY": -95444400, "xyUnits": 3048.0060960121928, "falseZ": 0, "zUnits": 1, "falseM": 0, "mUnits": 1 }, "copyrightText": "Naval Air Station Patuxent River, 2020.", "parentLayer": null, "subLayers": [], "minScale": 0, "maxScale": 0, "drawingInfo": { "renderer": { "type": "simple", "symbol": { "type": "esriSFS", "style": "esriSFSSolid", "color": [ 255, 170, 0, 255 ], "outline": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 110, 110, 110, 255 ], "width": 0.7 } } }, "scaleSymbols": true, "transparency": 25, "labelingInfo": null }, "defaultVisibility": true, "extent": { "xmin": -8405844.610146204, "ymin": 4471241.14254371, "xmax": -8271354.803549836, "ymax": 4688908.860844083, "spatialReference": { "wkid": 102100, "latestWkid": 3857, "xyTolerance": 0.001, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -20037700, "falseY": -30241100, "xyUnits": 10000, "falseZ": -100000, "zUnits": 10000, "falseM": -100000, "mUnits": 10000 } }, "hasAttachments": false, "htmlPopupType": "esriServerHTMLPopupTypeAsHTMLText", "displayField": "Installation", "typeIdField": null, "subtypeFieldName": null, "subtypeField": null, "defaultSubtypeCode": null, "fields": [ { "name": "OBJECTID", "type": "esriFieldTypeOID", "alias": "FID", "domain": null }, { "name": "ID", "type": "esriFieldTypeInteger", "alias": "ID", "domain": null }, { "name": "Installation", "type": "esriFieldTypeString", "alias": "Installation", "length": 50, "domain": null }, { "name": "Contact", "type": "esriFieldTypeString", "alias": "Contact", "length": 100, "domain": null }, { "name": "Phone", "type": "esriFieldTypeString", "alias": "Phone", "length": 20, "domain": null }, { "name": "Email", "type": "esriFieldTypeString", "alias": "Email", "length": 75, "domain": null }, { "name": "Source", "type": "esriFieldTypeString", "alias": "Source", "length": 75, "domain": null }, { "name": "Position", "type": "esriFieldTypeString", "alias": "Position", "length": 75, "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 } ], "geometryField": { "name": "Shape", "type": "esriFieldTypeGeometry", "alias": "Shape" }, "indexes": [ { "name": "R13166_pk", "fields": "OBJECTID", "isAscending": true, "isUnique": true, "description": "" }, { "name": "S1730_idx", "fields": "Shape", "isAscending": true, "isUnique": true, "description": "" } ], "subtypes": [], "relationships": [], "canModifyLayer": true, "canScaleSymbols": false, "hasLabels": false, "capabilities": "Map,Query,Data", "maxRecordCount": 2000, "supportsStatistics": true, "supportsAdvancedQueries": true, "supportedQueryFormats": "JSON, geoJSON, PBF", "isDataVersioned": false, "ownershipBasedAccessControlForFeatures": {"allowOthersToQuery": true}, "useStandardizedQueries": true, "advancedQueryCapabilities": { "useStandardizedQueries": true, "supportsStatistics": true, "supportsHavingClause": true, "supportsOrderBy": true, "supportsDistinct": true, "supportsCountDistinct": true, "supportsPagination": true, "supportsTrueCurve": true, "supportsReturningQueryExtent": true, "supportsQueryWithDistance": true, "supportsSqlExpression": true }, "supportsDatumTransformation": true, "dateFieldsTimeReference": null, "hasMetadata": true, "isDataArchived": false, "archivingInfo": { "supportsQueryWithHistoricMoment": false, "startArchivingMoment": -1 }, "supportsCoordinatesQuantization": true, "supportsDynamicLegends": true }