SIGHTING: ALAMOSA, COLORADO (UNITED STATES)

Witness Testimony

"I observed an object approx my size, with more mass, approaching from the north. I am flying a B-757-200 LAS-JFK redeye. National Airlines LAS-JFK. Due to the Moonlit night was able to observe from approach. 45 degree approach, 10 miles behind, slow accelleration to abeam wing, 600Kts G/S flying formation for about 1 minute, observed windows,other features of A/C,the flying large wedge then accellerated slowly to about 1/2 mile ahead of me and made a 90 degree to the right, followed by a 90 degree to the left pitched up 60 to 90 degrees and dissappeared. I was awaiting the WASH there was no WASH no prop, no jet, no nothing! THE A/C Evaporated.Co-Pilot wanted to make a report to DEN Center of unreported trafick. I said I will do it, DEN Center, Do you have trafick in our area?) (NO, YOURE THE ONLY ONES OUT THERE TONITE) !!!!!!I state this as fact an can produce the F/O[CMS/tg - Witness name and identification moved to witness summary box]"