Karl Stefan (USA)

Status 
ratified - superseded since approved
Zone 
World
Class 
A (Ballooning)
Sub-Class 
AX-10 (Hot-air balloons: 4 000 to 6 000 m³)
Category 
General
Type of record 
Altitude
Performance 
9 506.4 m
Date 
09 Jun 1971
Course / Location 
Longmont, CO (USA)
Claimant 
Karl Stefan (USA)
Aircraft 
Vulcoon S-60
Aircraft manufacturer 
Raven