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Solid Angle

Characteristic

spat-solid-angle

Notes

Symbol

sp

Other Name

sphere

Metric (SI) Equivalent

12.566370614 steradians

Even though the steradian is a dimensionless derived unit and could be dropped, it is shown in this equivalent for clarity

Metric (SI) Dimensions

solid-angle

Even though solid-angle is not an official metric (SI) dimension and could be dropped, it is shown in the dimensions for clarity.

Description in Terms of Other Units and Constants

4 pi steradians

Characteristic

steradian

Notes

Symbol

sr

Other Name

sterad

Metric (SI) Equivalent

steradian is a metric unit (in fact, it is a derived SI unit)

Metric (SI) Dimensions

solid-angle

Even though solid-angle is not an official metric (SI) dimension and could be dropped, it is shown in the dimensions for clarity.