PAPI (precision approach path indicator) lights are a set of lights positioned beside the runway which provide pilots with a visual… | Instagram
![Spotlight on the latest service offered by FRACS: PAPI calibration using a drone - France Aviation Civile Services Spotlight on the latest service offered by FRACS: PAPI calibration using a drone - France Aviation Civile Services](https://fracs.aero/wp-content/uploads/2023/01/Entete-Papi-1.png)
Spotlight on the latest service offered by FRACS: PAPI calibration using a drone - France Aviation Civile Services
![landing - What is the average deviation from the PAPI glide slope at the threshold? - Aviation Stack Exchange landing - What is the average deviation from the PAPI glide slope at the threshold? - Aviation Stack Exchange](https://i.stack.imgur.com/Pciif.png)