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CloudFreeHT
MATLAB
htEngage = CloudFreeHT(hp,rd,[CloudFreeAlt],[EarthRadius])
Description

Computes the altitude at which there is a clear line of sight from the platform to the target given a downrange along a spherical Earth and an altitude of the cloud tops.

Parameters
Parameters 
Description 
hp [vector] 
Platform altitude (m). 
rd [vector] 
Down range (m) 
CloudFreeAlt [scalar] 
(Optional) Altitude of cloud tops (m) - defaults to 10000 m. 
EarthRadius [scalar] 
(Optional) Earth radius to use (m) - assumes spherical earth and defaults to WGS84 mean earth radius. 
Return Values
Return Values 
Description 
htEngage [vector] 
Target altitude for cloud-free engagement (m) 
Group
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