BGA glider data sheet - BG 135 (Gypsy) & YS 55 (Consort)

Data source:

Date of issue:

Manufacturer: Birmingham Guild (Prototype BG 135), Yorkshire Sailplanes (YS 55 Consort)

Link to mandatory mods:

Weighing Data:

Kg Pounds

Max weight

297 655

BGA concession non-aerobatic max weight (dry) [+3%]
Max weight of non lifting components (everything except wings)

306

675

BGA concession non-aerobatic max weight of non lifting components [+5%] Max pilot weight (seat load)
Forward C of G limit (aft of datum) Aft C of G limit (aft of datum) Pilot position (forward)

mm Inches 175 6.9 279 11.0 430 - 17 - 20 508

Control deflections in mm
Up Down Distance -
hinge to measuring point
Ailerons
Elevator Rudder

Longitudinal datum: Wing root LE at rib

Horizontal datum:

Maximum speeds

Knots Kph

VNE

116 215 Aerotow

Rough air

75 139 Winch / auto tow

Manoeuvre

Airbrakes open

Knots 75 65

Kph 139 120

Max free play

Max winch weak link: 600 kg (Blue)
Tyre pressure:Main psi (Bar), rear psi (bar)
Semi aerobatic
The BG 135 & YS 55 Consort are V tailed, 13.5 meters span. development, see separate data sheet.

The SD 15T is a 15 meter T tail

This sheet compiled by: Tim Macfadyen Date: 27 November 2002

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