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Refle tions. Refle tions. Dave Paul. First Flights of the ATF Prototypes. YF-22 Dave Ferguson Tom Morgenfeld YF-23 Paul Metz Jim Sandberg. Our Cheerful Staff Is Ready To Fly For You!. Study Contracts since the late 1970’s 01 Oct 1986Contract Awards - PowerPoint PPT Presentation
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Refle tions
First Flights of the ATF PrototypesYF-22 Dave Ferguson Tom MorgenfeldYF-23 Paul Metz Jim Sandberg
Dave Paul
Refle tions
Our Cheerful Staff Is Ready To Fly For You!
ATF Chronology
• Study Contracts since the late 1970’s
• 01 Oct 1986 Contract Awards » LOCKHEED/ GENERAL DYNAMICS » NORTHROP/McDONNELL DOUGLAS
» Pratt & Whitney» General Electric
• Apr 1991 Downselects
THE SKUNKS
YF -22 “Lightnings”
YF-23 “Ghosts”
ATF Chronology• Study Contracts since the late 1970’s
• 01 Oct 1986 Contract Awards
• 27 Aug 1990 YF-23 #1 (PW)
• 29 Sep “ YF-22 #1 (GE)
• 26 Oct “ YF-23 #2 (GE)
• 30 Oct “ YF-22 #2 (PW)
• Apr 1991 Downselects
YF-23 PAV 127 AUG 1990PAUL METZ
YF-23 PAV-1 First Flight
• Scrupulous TEAM preparation
• Off-the-shelf ain’t if it’s changed
• The magic works, but the plumbing don’t
YF-22 SHIP # 1 29 SEPT 1990
Dave Ferguson YF-22 Chief Test Pilot
YF-22 Ship # 1 First Flight
• Schedule imperatives are REAL.
• PLAN to be flexible
• Flight/Ground Idle… STATE changes
• The First Flight’s not done ‘til the test cards are.
Jim Sandberg YF-23 Project Pilot
YF-23 PAV 2 26 OCT 1990
YF-23 PAV-2 First Flight
• Been there, done that…
• Darryl always used to say…
• The First Flight’s not done ‘til the test cards are.
Lesson Learned
• Been there, done that, but……
• Always beware of taking off in the opposite direction on a single runway on a different frequency than all other traffic.
Lesson Learned
F-15 PhotoChase
T-38 Training Flight
F-16 SafetyChase
On Test Freq:“Ghost 2, Cleared for takeoff”
On Tower Freq:“Cobra 12, Cleared for touch and go”
YF-23 #2
Lesson Learned
• Darryl always used to say…
• EXPECT to have landing gear difficulties on any first flight
Lesson Learned
• The First Flight’s not done ‘til the test cards are…
• Gausian ShapingThe “Apollo 13” Phenomenon
YF-22 SHIP #230 OCT 1990
Tom Morgenfeld
YF-22 Ship # 2 First Flight
• Off-the-shelf ain’t if it’s changed
• Scrupulous TEAM preparation
• First Flight CREWS
• The First Flight’s not done ‘til the test cards are.
SLEEPING WITH THE ENEMY
How it Went(Dem/Val Stats)
YF-22PAV-1 (GE YF120)
29 Sep to 28 Dec 90
Sorties: 43
Hours:52.8
PAV-2 (PW YF120)
30 Oct to 28 Dec 90
Sorties: 31
Hours: 38.8
Total
Sorties: 74
Hours: 91.6
YF-23PAV-1 (PW YF119)
27 Aug to 30 Nov 90
Sorties: 34
Hours:44.4
PAV-2 (GE YF120)
26 Oct to 15 Dec 90
Sorties: 16
Hours: 21.4
Total
Sorties: 50
Hours: 65.8
