{"data":{"id":"us/14-cfr-27.1391","jurisdiction":"us","citation":"14 CFR 27.1391","heading":"Minimum intensities in the horizontal plane of forward and rear position lights.","body":"Each position light intensity must equal or exceed the applicable values in the following table:\nDihedral angle (light included) Angle from right or left of longitudinal axis, measured from dead ahead Intensity (candles)\nL and R (forward red and green) 10° to 10° 10° to 20° 20° to 110° 40 30 5\nA (rear white) 110° to 180° 20","path":["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"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-14.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:20Z","sha256":"ce5a34640dce61925fd009d1152e19afcb0dad8b4c97d07db2415d7bc2829e37","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-27.1389","next":"us/14-cfr-27.1393"},"notice":"GroundRules: Original legal text. Not legal advice."}