Code of Federal Regulations (alpha)

CFR /  Title 14  /  Part 23  /  Sec. 23.1391 Minimum intensities in the horizontal plane of position lights.

Each position light intensity must equal or exceed the applicable values in the following table: ------------------------------------------------------------------------

Angle from right or

left of longitudinal Intensity

Dihedral angle (light included) axis, measured from (candles)

dead ahead------------------------------------------------------------------------L and R (red and green)............. 0[deg] to 10[deg]..... 40

10[deg] to 20[deg].... 30

20[deg] to 110[deg]... 5A (rear white)...................... 110[deg] to 180[deg].. 20------------------------------------------------------------------------ [Doc. No. 4080, 29 FR 17955, Dec. 18, 1964, as amended by Amdt. 23-43, 58 FR 18977, Apr. 9, 1993]