Collapse all Welcome to ArcGIS Desktop Help Copyright information Acknowledgements GIS Dictionary

What's new in ArcGIS

What's new in ArcGIS 9.3 What's new in ArcGIS 9.3.1 Migration guides

Getting started

Fundamentals of GIS Three views of GIS How maps convey geographic information Georeferencing and coordinate systems Elements of geographic information How GIS represents and organizes geographic information How ArcGIS users work with geographic information Users work with many data types and data formats in ArcGIS Comparing Geoprocessing and Spatial Analysis Introducing ArcGIS Desktop Tutorials Toolbars Getting more help Using this Help system Getting help within the applications ArcGIS Desktop Resource Center ArcGIS Desktop Documentation Library Accessing ESRI Software Training Using the GIS Dictionary Contacting Technical Support Support for users located outside the United States Contacting ESRI

Map projections and coordinate systems

Getting started with map projections Geographic coordinate systems About geographic coordinate systems Spheroids and spheres Datums North American datums What happens to features at +/-180 (dateline)? GCS_Assumed_Geographic_1 Projected coordinate systems Geographic transformations Geographic transformation methods Equation-based methods Grid-based methods Supported map projections List of supported map projections Aitoff Alaska Grid Alaska Series E Albers Equal Area Conic Azimuthal Equidistant Behrmann Equal Area Cylindrical Bipolar Oblique Conformal Conic Bonne Cassini-Soldner Chamberlin Trimetric Craster Parabolic Cube Cylindrical Equal Area Double Stereographic Eckert I Eckert II Eckert III Eckert IV Eckert V Eckert VI Equidistant Conic Equidistant Cylindrical Equirectangular Fuller Gall's Stereographic Gauss-Krüger Geocentric Coordinate System Geographic Coordinate System Gnomonic Goodes Homolosine Great Britain National Grid Hammer-Aitoff Hotine Oblique Mercator Krovak Lambert Azimuthal Equal Area Lambert Conformal Conic Local Cartesian Projection Loximuthal McBryde-Thomas Flat-Polar Quartic Mercator Miller Cylindrical Mollweide New Zealand National Grid Orthographic Perspective Plate Carrée Polar Stereographic Polyconic Quartic Authalic Rectified Skewed Orthomorphic Robinson Simple Conic Sinusoidal Space Oblique Mercator State Plane Coordinate System Stereographic Times projection Transverse Mercator Two-Point Equidistant Universal Polar Stereographic Universal Transverse Mercator Van der Grinten I Vertical Near-Side Perspective Winkel I Winkel II Winkel Tripel Vertical coordinate systems

Mapping and visualization

Editing and data compilation

An overview of editing and data compilation Getting started with editing Common editing tasks Creating new features About creating new features Creating point features and vertices Creating lines and polygons Creating segments using angles and lengths Creating segments using angles from existing segments Creating segments that are circular arc curves Creating segments by tracing features Creating buffers Mirroring features Combining features from different layers Intersecting features Merging and separating features Copying parallel line features Creating a fillet curve between two lines Creating cul-de-sac lines Creating lines with the Traverse window Creating lines with the 2-Point Line window Creating lines with the Offset Line window Editing existing features Editing attributes Editing annotation Editing dimension features Using a digitizer Spatial adjustment An overview of spatial adjustment Adding the Spatial Adjustment toolbar Setting up the spatial adjustment Working with links Working with link files and control point files Previewing and performing the adjustment Transferring attributes between features Editing topology About topology Topology rules Topology error fixes Basic topology tasks Creating a map topology Editing features in a topology Editing shared geometry Topology validation Topology errors and exceptions Correcting topology errors Finding features with shared topology elements Clearing selected topology elements Changing the symbology for topology features Making new features with topology tools Editing relationships and related objects COGO

Tables and attribute information

Understanding tables and attribute information Creating tables and managing attribute information Creating new tables About ObjectID fields Adding and deleting fields Editing values in a table Making field calculations Working with date fields Reloading the table cache Exporting records About joining and relating tables Joining tables Relating tables Joining the attributes of features by location Creating spatial data from tables Working with Microsoft Excel files in ArcGIS Working with Microsoft Access files in ArcGIS Displaying tables and attribute information

Geoprocessing

What is geoprocessing? A whirlwind tour of geoprocessing Geoprocessing tools Geoprocessing framework Frequently Asked Questions about geoprocessing Fundamental tool concepts Using geoprocessing tools Automating your work with models Automating your work with scripts Geoprocessing environments Documenting tools and toolboxes Sharing tools and toolboxes An overview of sharing tools and toolboxes Methods for distributing tools Pathnames explained: Absolute, relative, UNC, and URL A structure for sharing tools Sharing and connecting to UNC pathnames Accessing ArcSDE data in tools Techniques for sharing Python scripts Managing intermediate data in shared models Sharing stylesheets Checklist for sharing tools and toolboxes Geoprocessing with ArcGIS Server Keeping track of geoprocessing history Advanced modeling through simulations

Geoprocessing tool reference

Geodatabases and ArcSDE

Data management with ArcCatalog

Image and raster data management

Data support in ArcGIS

An overview of data support in ArcGIS Data formats supported in ArcGIS CAD data Coverages NetCDF: multidimensional, time series data An overview of netCDF data Understanding netCDF data Working with netCDF data in ArcGIS Shapefiles Terrains

Extensions

About ArcGIS Desktop extensions Evaluating ArcGIS Desktop extensions 3D Analyst Data Interoperability ArcGIS for AutoCAD ArcGIS Publisher ArcScan ArcSketch Business Analyst Geostatistical Analyst JTX Maplex Military Analyst Military Overlay Editor Network Analyst PLTS Schematics Spatial Analyst Survey Analyst An overview of Survey Analyst Cadastral Editor Survey Editor Tracking Analyst

Geocoding and address management

Linear referencing

Network analysis

Using the Network Analyst extension Analyzing geometric networks

Mobile GIS

Interoperability and standards support

Customizing and developing with ArcGIS

Guide to data that comes with ArcGIS

Licensing and desktop administration

GIS Servers and services