I took the pictures in my way to visit a city in the east cetral part of Peru, we have not noticed the blue object at the momet that I took the pictures, only after 4 or 5 days whe we where lookig at all of then.The pictures where taking at the carretera centra at 4880 meters over the sea level, and we see the object only in 4 of then.I have one more picture of the event that could not be set as this site only allows for three pitures. can you please explain what this might be?