AAT: Arc Attribute Table. A table containing attributes for a line coverage such as streets or streams
Arc: Lines connecting nodes ...
Cover.PAT for polygons or points
Cover.AAT for arcs
Cover.NAT for nodes
Cover.RAT for routes
Cover.SEC for sections
Cover.TAT for annotation(text)
- where "Cover" is the coverage name ...
Their attributes are stored in an arc attribute table (AAT). Nodes indicate the endpoints and intersections of arcs; they do not exist as independent features. Together, the from-node and the to-node define the direction of the arc.
size (about a parsec) produce only one to several stars. These globules (some of which can be nearly spherical) stand out best in images that extend into the Near IR, as exemplified by this photo taken through the Anglo-Australian Telescope (AAT): ...
 See also: Information, Attribute, Geographic, Remote Sensing, Access
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