From cefaa.gob >
The day November 11, 2014, a helicopter of the Chilean Navy (Airbus Cougar AS-532) equipped with a high definition camera infrared FLIR, was patrolling in the area between the port of San Antonio and Quinteros coastal sector the 16.48 UTC, when the camera
operator official detected an unknown object, flying at a constant speed apparently similar to the helicopter, and moved forward.
The sighting was confirmed visually by the two officers who made up the crew (pilot and camera operator) and lasted more than 10 minutes.
The officers interrogated the air traffic control radar which failed to detect the object.
Nor unknown response received when trying questioning in these cases often willing to transit.
The radar control system FAA failed to capture the object but confirmed in turn, the absence of authorized traffic in the vicinity of the helicopter.
On two occasions, the object seems to cast a trail of something has not been able to pinpoint.
Some analysts have suggested the hypothesis concerned an airliner and medium sized contrails element that follows, it can be reserve water inside the unit, thrown by the crew. However, meteorology states that neither the altitude at which the object or room temperature then moved, allow such type of vapor trail.
The object disappeared disappearing into the clouds.
The Committee for the Study of Anomalous Aerial Phenomena, composed of leading scientists, analysts and aviation technicians after an extensive study of the case, agreed cataloged as UAP (Unidentified Aerial Phenomenon)
The CEFAA thank once again the cooperation of all branches of the armed forces and police for their continued cooperation through their respective representatives to the Committee.
Continue reading: http://www.cefaa.gob.cl/home/en-la-prensa/noticias/casoarmada