DHV hangglider test flight report |
Type designation
|
Discus 15
|
Manufacturer
|
AEROS Ltd.
|
Holder of certification in Germany
|
Ikarus / Tomas Pellicci
|
Type test reference no
|
DHV 01-0415-06
|
Classification
|
2-3
|
Total weight in flight
|
115 Kg - 142 Kg
|
Number of seats
|
1
|
Maximum Speed (VNE)
|
90 km/h
|
Winch towing
|
Yes
|
Towing by microlight
|
Yes
|
FEATURES
|
In-flight trimming devices
|
VG
|
Type of uprights
|
profiled
|
Type of A-frame base tube
|
speedbar
|
Special features
|
|
GROUND HANDLING AND TAKE-OFF
|
VG 33%
|
1--2
|
Static balance
|
slightly tailheavy
|
|
Aerodynamic balance
|
neutral
|
|
Take-off speed
|
average
|
|
STRAIGHT FLIGHT
|
VG 0%
|
VG 100%
|
2--3
|
Vmin (km/h)
|
30
|
29
|
|
Vmax (km/h)
|
85
|
>90
|
|
Control bar pressure at 60 km/h
|
average
|
low
|
|
Control bar pressure at 80 km/h
|
high
|
average
|
|
Directional stability (yawing)
|
no yawing, pilot induced yaw oscillations possible
|
no yawing
|
|
HANDLING IN TURNS
|
|
|
2--3
|
Effort to enter turns
|
low-average
|
average-high
|
|
Effort to exit turns
|
low-average
|
average-high
|
|
Roll rate when increasing bank
|
short-average
|
average-long
|
|
Roll rate when reducing bank
|
short-average
|
average-long
|
|
Bank circling at V of min sink
|
neutral
|
slightly increasing
|
|
STALL BEHAVIOUR
|
|
|
2
|
Straight flight, control bar slowly forward
|
no problem
|
pitches down softly
|
|
Straight flight, control bar quickly forward
|
no problem
|
pitches down distinctly
|
|
In turn, control bar slowly forward
|
no problem
|
mush-turn
|
|
In turn, control bar quickly forward
|
no problem
|
mush-turn
|
|
Provoked spin
|
not possible
|
max. 1/2 turn possible
|
|
LANDING
|
VG 33%
|
1--2
|
Lenght of final glide
|
average
|
Point of flare
|
average dificulty to find
|
V-tolerance to flare
|
average
|
Effort of flare
|
average
|
ADDITIONAL SAFETY RELATED REMARKS
|
|
|