Mid-air collision Accident Aérospatiale AS 350B JA9792,
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ASN Wikibase Occurrence # 121219
 
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Date:Saturday 27 April 1996
Time:16:05 LT
Type:Silhouette image of generic AS50 model; specific model in this crash may look slightly different    
Aérospatiale AS 350B
Owner/operator:TV Shinshu
Registration: JA9792
MSN: 2162
Fatalities:Fatalities: 4 / Occupants: 4
Other fatalities:2
Aircraft damage: Destroyed
Category:Accident
Location:near Nagano, Nagano Prefecture, Honshu -   Japan
Phase: Manoeuvring (airshow, firefighting, ag.ops.)
Nature:Survey
Departure airport:Matsumoto Airport (MMJ/RJAF)
Destination airport:
Investigating agency: JTSB
Confidence Rating: Information verified through data from accident investigation authorities
Narrative:
Two helicopters collided in midair while filming a firefighting helicopter in action. The two helicopters were AS 355F1 JA9633 and JA9792, a AS 350B both crashed, killing all one board (4 on JA9792, and 2 on JA9633).

Filming in the vicinity of a forest fire, at that moment low-flying to take pictures of a firefighting helicopter filling its bucket from a river. It overran and collided with one of 12 media and fire fighting helicopters in the area and both aircraft lost control and crashed

Accident investigation:
cover
  
Investigating agency: JTSB
Report number: 
Status: Investigation completed
Duration:
Download report: Final report

Sources:

1. https://www.flightglobal.com/pdfarchive/view/1997/1997
2. [LINK NOT WORKING ANYMORE:http://coptercrazy.brinkster.net/search/se350show.asp?start=1051&count=50]
3. https://www.flightglobal.com/pdfarchive/view/1996/1996
4. http://jtsb.mlit.go.jp/jtsb/aircraft/detail.php?id=909

Revision history:

Date/timeContributorUpdates
20-Mar-2011 13:47 harro Added
04-Jul-2014 16:56 Dr. John Smith Updated [Cn, Location, Departure airport, Source, Narrative]
04-Jul-2014 17:13 Dr. John Smith Updated [Registration, Cn, Narrative]
04-Jul-2014 17:16 Dr. John Smith Updated [Time, Source]
04-Jul-2014 17:17 Dr. John Smith Updated [Time, Source]
12-Oct-2021 19:02 harro Updated [Accident report]

Corrections or additions? ... Edit this accident description

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