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look angle[′lu̇k ‚aŋ·gəl]
The elevation and azimuth at which a particular satellite is predicted to be found at a specified time.
The solid angle in which an instrument operates effectively, generally used to describe radars, optical instruments, and space radiation detectors.
The maximum angle away from a missile axis at which the homing head can acquire and lock onto the normal emitting point at significant distance. The homing head can be IR (infrared), radar, or electro-optical. The same as a look angle.