Flight Manual STEMME S6
Doc.-No.:P400-006.000 E
Page: 1-8
Revision: ---
Date of Issue: 07. October 2008
Date of Rev.: --.--.----
1.6 Terminology and Abbreviations ___________________
1.6.1
Speeds
IAS
Indicated Air-Speed
TAS
True Air-Speed
CAS
Calibrated Air-Speed, corrected for installation and instrument
errors
v
A
Maneuvering Speed, no full or sudden deflection of the flight
controls is allowed above this speed
v
C
Design Cruising Speed, only in calm air
v
FE
Maximum Flaps-Extended Speed
v
H
Maximum Cruise Speed
v
NE
Never-Exceed Speed
v
RA
Maximum Speed in Rough Air
v
S0
Stalling Speed in landing configuration
v
S1
Stalling Speed in given configuration
v
x
Speed for best angle-of-climb
v
y
Speed for best rate-of-climb
1.6.2
Meteorological Terminology
ISA
International Standard Atmosphere
Temperature at MSL: 59°F / 15°C
Air Pressure at MSL: 29.92 inHg / 1013.25 hPa
Temperature gradient in Troposphere:
-0.36°F/100ft / -0.65°C/100m
OAT
Outside Air Temperature
MSL
Mean Sea Level
QNH
Air Pressure corrected to MSL using ISA
QFE
Air Pressure at Reference Airfield