Code of Federal Regulations

Title 14 - Aeronautics and Space
Volume: 1Date: 2021-01-01Original Date: 2021-01-01Title: Section § 27.1393 - Minimum intensities in any vertical plane of forward and rear position lights.Context: Title 14 - Aeronautics and Space. CHAPTER I - FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION. SUBCHAPTER C - AIRCRAFT. PART 27 - AIRWORTHINESS STANDARDS: NORMAL CATEGORY ROTORCRAFT. Subpart F - Equipment. - Lights.
§ 27.1393 Minimum intensities in any vertical plane of forward and rear position lights. Each position light intensity must equal or exceed the applicable values in the following table:
Angle above or below the horizontal plane Intensity, l
1.00
0° to 5° 0.90
5° to 10° 0.80
10° to 15° 0.70
15° to 20° 0.50
20° to 30° 0.30
30° to 40° 0.10
40° to 90° 0.05