Cessna 172P accident near Khaoyai National Park, Thailand, Th, August 9, 2009
On August 9, 2009 at about 3:36 am local time, a Cessna 172P, registered HSBAE, was destroyed in an accident near Khaoyai National Park, Thailand. It was a personal flight under non-U.S. private rules. The NTSB record does not give the injuries.
The NTSB's probable cause their words, unchanged
The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- August 9, 2009 · about 3:36 am local time
- Place
- Khaoyai National Park, Thailand, Thailand
- Type
- Accident
- Injuries
- The NTSB record does not give the injuries.
- Weather
- not recorded
- Aircraft
- Cessna 172P · all 172Ps on the register
- Registration
- HSBAE · no longer on the register
- Damage
- Destroyed
- Flight
- Personal flight · non-U.S. private rules
The NTSB's narrative preliminary · quoted from the NTSB record
On August 9, 2009, a Cessna 172P aircraft, registered HS-BAE, operating a route training flight from Nakhon Ratchasrima Airport Thailand to Donmuang International Airport (Bankok Thailand) with 2 student pilots, collided into mountainous terrain in Khaoyai National Park after being lost from radar contact at 2,300 feet at 03.38 UTC. Before losing contact (03.36 UTC), the pilot informed air traffice control that the Attitude Director Indicator (ADI) and the Course Deviation Indicator (CDI) were inoperative. The aircraft wreckage was located at 0734687 1607617 (UTM) or 14°31´47.93"N 101°10´43.32"E (WGS84) on November 11, 2012. The weather on August 9, 2007 at 04.00 UTC was TAF VTUQ 090400Z 090606 24005KT 9999 BKN023 TEMPO 1014 VRB10KT 5000 TSRA FEW018CB BKN020 OVC100. The Thailand Aircraft Accident Investigation Committee is investigating the accident. As the state of manufacture of the airplane, the NTSB has designated a U.S. Accredited Representative under the provisions of Annex 13 to the Convention on Civil Aviation to assist Thailand Authorities in their investigation. All inquiries concerning this accident should be directed to: THAILAND Aircraft Accident Investigation Committee Flight Standards Bureau Department of Civil Aviation 71 Ngarmduplee, Rama IV Road Bangkok 10120 Thailand Tel.: (66) 2 287 3198 (66) 2 286 0594 / 286 0506 (24 hours) Fax: (66) 2 286 2913 / 287 3186 (24 hours) AFTN: VTBAYAYX Telex: 22720 BKKRCC TH Cable: CIVILAIR Bangkok
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
The aircraft
- Landing gear: fixed
The flight
- Departed from: NAK Nakhonratchasri
- Destination: DMK Bangkok
- Flight plan: not recorded
- A second pilot was aboard
Weather at the time
- Temperature: 0°F (-18°C), dew point 0°F (-18°C)
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.