Declination Angle in Solar Energy Systems Formulas

The Declination Angle is the angle between the rays of the sun and the plane of the Earth’s equator, affecting solar energy collection throughout the year. And is denoted by δ. Declination Angle is usually measured using the Degree for Angle. Note that the value of Declination Angle is always negative.

Formulas to find Declination Angle in Solar Energy Systems

fxDeclination angleGo

Solar Energy Systems formulas that make use of Declination Angle

fxHour Angle at Sunrise and SunsetGo

fxDaylight HoursGo

fxAngle of incidence of sun raysGo

List of variables in Solar Energy Systems formulas

fx Number of days Go

FAQ

What is the Declination Angle?

The Declination Angle is the angle between the rays of the sun and the plane of the Earth’s equator, affecting solar energy collection throughout the year. Declination Angle is usually measured using the Degree for Angle. Note that the value of Declination Angle is always negative.

Can the Declination Angle be negative?

Yes, the Declination Angle, measured in Angle can be negative.

What unit is used to measure Declination Angle?

Declination Angle is usually measured using the Degree[°] for Angle. Radian[°], Minute[°], Second[°] are the few other units in which Declination Angle can be measured.

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