Zenith angle

The angle between the incident direction of light and the zenith direction

Zenith angle, foreign name: zenith angle, is the angle between the incident light, the incident light source and the ground normal included angle 。

Interpretation: Incident light Included angle in the direction of the zenith
Type: astronomy

Definition of words

The zenith angle is Incident light The included angle with the local zenith direction.

That is, the incident light is between the incident light source and the ground normal included angle 。

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