| Term: | Range |
| Definition: |
(1) The distance to a target such as a glacier surface from an Active sensor such as a sonic ranger or a radar. (2) The cross-track coordinate in the coordinate frame of an airborne or orbiting radar. See azimuth. (3) Of an Active sensor, to measure the distance to, that is, to 'range to', a target. Senses 2 and 3 have evolved from sense 1, which originated in gunnery but has become common in several branches of remote sensing. IHPGlacierMassBalance
Row of mountains, or groups of mountains broken by glaciers, extending over a considerable distance. UKAntarcticTerms GCW |