Gulfstream Aerospace has announced that it is beginning FAA certification field performance testing on its Gulfstream G600 long-range business jet. The aircraft made its first flight on Dec. 17, 2016. Since then, Gulfstream says its five G600 test planes have made more than 600 flights and accumulated over 2,290 flight hours.
This is a companion discussion topic for the original entry at https://www.avweb.com/recent-updates/business-military/g600-begins-performance-testing