CieliBlu

Have you ever looked up at the sky, seen a plane with a long white trail behind it and wondered which plane it was, and why some trails last only a few seconds while others stay visible for hours? CieliBlu helps you find out, and lets you contribute a real observation to a citizen science project on aircraft contrails. HOW IT WORKS • Point your phone at the plane you see in the sky. • CieliBlu works out the direction you're looking in using the compass and tilt, and compares it with real-time flight data (FlyItalyADSB ADS-B network) to identify the plane in front of you. • Choose what you see behind the plane: no contrail, a short contrail or a persistent contrail. • Take a photo: CieliBlu enriches it with the data of the identified aircraft (callsign, altitude, speed, heading and distance). After the search, the aircraft's position updates automatically and a crosshair helps you follow…