Me 109 G-1 Nr. 109 04 L 43

Messerschmitt AG.
Augsburg

Speed difference between
V and standard tail unit on ME 109 G

Test Report
Nr. 109 04 L 43
Date 22.3.43
Copy

Dept. Flight Testing
Group Performance

Reason:

The influence that the V tail unit should have on speeds reached.

Test
Procedure:

2 test flights each with V and standard tail unit at sea level, in each case with 2 different pilots.

Results:

The test flights resulted in the values listed below in the following table:

	H = 620, B = 706 m Hg, t = + 2°
	r = 1,191 kg/m³, n = 2600 rpm, p = 1.30 ata.

All flights are converted to the values of the first flight. They are comparable only among themselves, may not thus be consulted for calculations.

Aircraft:

Me 109 G W.Nr. 14003 VJ + WC

Engine:

DB 605 A/1 W.Nr. 76172.

Propeller:

3-blade. VDM-Adjustable propeller D = 3,0m; Sheet design 9-12087.10.

Condition of the aircraft:	During flights 1 and 2 V tail unit (A.Z.17922), flights 3 and 4 with standard tail unit. Radiator flaps closed during all 4 flights.
	Wing thermometer. Radiator, 85 – 90°C.
	Paint: Standard production paint.
	Antenna: Only mast.
	Chassis, tailwheel: Chassis on, tailwheel out.
	Oil cooler flaps: Thermoelectric controlled.