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A Sukhoi Superjet 100-95, registration RA-97004 performing a demonstration flight from Jakarta Halim Perdanakusuma Airport to Jakarta Halim Perdanakusuma Airport (Indonesia) with 36 passengers, 6 crew and 2 Sukhoi officials, was enroute near Mount Salak and Bogor about 36nm south of Jakarta about 30 minutes into the flight when the radio contact with the aircraft was lost. The aircraft has not turned up at Jakarta or any other airport in the area and would have run out of fuel by now.
No ELT signal has been located so far
Indonesian Authorities reported the aircraft was enroute at 10,000 feet near Mount Salak when at about 15:30L (08:30Z) the crew requested and was cleared to descend to 6,000 feet. This proved to be the last radio transmission. Radar contact was lost when the aircraft was in a right hand turn descending through 6,200 feet between Mount Salak and Mount Gede at approximate position S6.72 E106.72. The aircraft was flying clockwise around Mount Salak at that time. A search operation has been initiated and is mounting, first search flights have not yet found any trace of the aircraft other than some inofficial blogger sources on the Internet claim. The search flights are currently suspended due to nightfall in Indonesia. Search on the ground is under way, a first team has departed for Mount Salak in the evening, a second ground team is expected to depart on May 10th early morning, more than 250 ground personnel will have been deployed at sunrise May 10th.
Mount Salak is 2,211 meters/7254 feet high, nearby Mount Gede is 2,958 meters/9,705 feet high.
At 15:30L the local weatherstation in Bogor reported visibility at 9000 meters (increasing to 10000 meters in the next reading), temperature at 31 degrees C, dew point at 25 degrees C, humidity 70% and winds arund 5 knots from northeast, no precipitation. In the morning the weatherstation had reported low visibility around about 2000 meters.
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