U.S.G.S. Planetary GIS Web Server - PIGWAD

Venus On-line Maps

Advanced	Intermediate	Beginner
Maplicity GIS Interface Internet Explorer Netscape, Mozilla, Safari Maplicity Applet only for I.E. on Mac	ArcIMS HTML Viewer General Image	ArcExplorer Web Launch ArcExplorer Web internet server: webgis.wr.usgs.gov
Maplicity Viewer Help 1	HTML Viewer Help	ArcExplorer Web Help
Designed for the professional GIS User. Uses Java 2 technology.	GIS beginner or for those who can't or won't use Java 2 technology. Netscape 4.x may not load properly.	Uses ArcExporer2. Scale and measurements are accurate.
All viewers will open a new window

Venus General HTML Viewer

• Image Base (1 and 30 km/pixel bases) - Readme
• Crater Catalog 
• Volcano Catalog - Readme
• Coronae Features (Type 1 and Type 2) - Reference
• Nomenclature (hotlinked to Planetary Names site and PDF maps) - Readme
• Map-a-Planet (jump to Image Ordering page - hotlinked)
• Radar Properties
  • Topography (GTDR) - Readme
    • image - look-up-table
    • contours (1 and 2 km interval) 
  • Reflectivity (GREDR) - Readme
    • image - look-up-table
    • contours (0.1 and 0.2  unit interval) 
  • Emissivity (GEDR) - Readme
    • image - look-up-table
    • contours (0.1 unit interval) 
  • RMS Slope (GSDR) - Readme
    • image - look-up-table
    • contours (2 and 5 degree interval) 
• Graticules (5x5 deg, 30x30 deg)

Viewing Notes:

• Equidistant (Simple) Cylindrical projection
• Zoom in for higher resolution layers and nomenclature.
• Use the extract button to download clipped vector datasets in the ArcIMS HTML Viewer.
• Data Downloads (FTP downloads)

Maplicity Interface by Telemorphic, Inc. ArcGIS and ArcExplorer4.x users may access the Image Service directly: Map Server (URL): http://webgis.wr.usgs.gov, Map Service: Venus_general_image, ect.