"angle" in inglés with examples - Collocation dictionary inglés
- For a given zenith angle, the scattered light contribution comes from well defined layer of atmosphere, which can be termed as an effective scattering height.
- The air mass then is simply the secant of the zenith angle :
- At a zenith angle of 60 , the air mass is approximately 2.
- This gives usable results up to approximately 80 , but the accuracy degrades rapidly at greater zenith angles.
- When the observer is at an elevation greater than that of the horizon, the zenith angle can be greater than 90 .
- The tilt angle, or zenith angle, is generally 15 to 30 degrees, and the horizontal beams are typically oriented at right angles to one another.
- For scientists, the zenith is the direction of reference for measuring the zenith angle.
- The zenith angle is the angle between a place in the sky (usually a star) and the local zenith.
- The Leighton relationship above shows how production of ozone is directly related to the solar intensity and hence to the zenith angle.
- The zenith angle, usually represented as φ, is the offset from the line collinear with the z-axis in the positive direction.
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