APPROACH / RUNWAY LIGHTS
Landing Threshold
2400 - 3000' Precision
1400 - 3000' Non Precision
VASI
The VASI lights are visible from 3 to 5 miles during the day. Up to 20 miles or more at night. Glidepath provides safe obstacle obstruction clearance within 10 of the extended runway centerline and to 4 miles from the runway threshold.
REIL
2 flashing - one on each side of the runway threshold.
HIRL/MIRL/LIRL
High/Medium/Low runway edge lights.
White except on instrument runways. Last 2,000' amber.
End of runway are red inward (takeoff) and green outward (landing acft).
TDZL
Touchdown Zone Lighting
2 rows of lights 100' from threshold extends to 3,000' from threshold down the runway or midpoint, whichever is less.
RCLS
Runway Centerline Lights
White
Alternate Red/White to last 3,000 to 1,000' of Runway
Red last 1,000'