Geographical Range: Difference between revisions

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'''urn:mrn:iala:dic:2-1-0245'''


The greatest distance at which an object or a light source can be seen under conditions of perfect visibility, as limited only by the curvature of the earth, by refraction of the atmosphere, and by the elevation of the observer and the object or light.
The greatest distance at which an object or a light source can be seen under conditions of perfect visibility, as limited only by the curvature of the earth, by refraction of the atmosphere, and by the elevation of the observer and the object or light.
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{{languages|Codes on Alerts and Indicators}}
{{languages|Geographical Range}}
[[Category:2.1 Optics and Vision]]
[[Category:2.1 Optics and Vision]]
[[Category:Alphabetical Index]]
[[Category:Alphabetical Index]]
[[Category:IALA Dictionary 2017 Revision]]
[[Category:IALA Dictionary 2018 Revision]]
[[Category:Approved by Council through approval of source document]]
[[Category:Approved by Council through approval of source document]]
 
[[Category:IALA Dictionary 2023 Revision]]
 
 
Source: ENG7, Guideline G1065 (2017)

Latest revision as of 08:55, 17 September 2026

urn:mrn:iala:dic:2-1-0245

The greatest distance at which an object or a light source can be seen under conditions of perfect visibility, as limited only by the curvature of the earth, by refraction of the atmosphere, and by the elevation of the observer and the object or light.