BGA glider data sheet - Astir CS

Data source: Manufacturer‟s Handbook

Date of issue: Aug 1975 and TCDS, 2011 issue

Manufacturer: Grob Present Type Certificate holder: LTB Lindner, website www.ltb-lindner.com.

UK Agent: Soaring Oxford Email: soaring.oxford@virgin.net Phone: 01636 525318 Fax: 01636 525287

Link to mandatory mods: www.ltb-lindner.com/g-102-ad-sb.html

Weighing Data:

Kg Pounds

Max weight with water (Dump 450 992 water before landing.)

Control deflections in mm
Up Down Distance hinge to measuring point

Max free play

Max weight dry
BGA concession non-aerobatic max weight (dry) [+3%].

380 838 391 863

Ailerons Elevator

93 48 ±10 ±5 60±6 54 ±6

215 170

Max weight of non-lifting 240 529 components (everything except wings)

BGA concession non-aerobatic max weight of non-lifting components [+5%]
Max pilot weight (seat load)

252 556 110 242

Rudder

Left Right 310 180 180 ±10 ±10

Control surface moments & weights

C of G limits (aft of datum) Forward C of G to serial No 1437

mm Inch 250 9.84

Elevator

Moment cm Kg
10,00-15,00

Weight Kg
2,40–3,25

Forward C of G serial No 1438 & on 310 12.20 Aft C of G limit up to serial No 1437 425 16.70

Rudder Ailerons

13.65±10% 16.0 ±12%

3.2±10% 4.1±12%

Aft C of G limit serial No 1438 & on 480 18.90

Pilot position (forward of datum)

475 18.70

Longitudinal datum: Wing root LE (not the fairing). Horizontal datum: Rear fuselage top 1000:40 tail down

Maximum speeds

Knots Kph

Knots Kph

VNE

135 250 Winch / auto tow 65 120

Rough air

92 170

Manoeuvre 92 170

Aerotow

92 170

Max winch weak link:550 Kg (BGA figure blue, 600Kg) Tyre pressure:36 PSI 2.5 bar (tail wheel 22-26 psi)

Semi aerobatic and cloud flying permitted (without water).

1 Kg of nose weight is equivalent to 2.28 Kg of pilot weight.

Tailplane front mounting ball. Locking plate must go at least 3 mm further up with TP removed than with TP fitted. Oversize balls are available 20-21,2 mm diameter in 0,2 stages.

This sheet compiled by: Tim Macfadyen

Date: 22 January 2002

Update 21 April 2011 Type Certificate holder changed

Update 24 April 2011 Elevator mass balance and weight limit changed as SB 306-34

Update 29 May 2011 Max weight dry & Max rough air speed changed in line with the TCDS

Last update 12 June 2011 Max weight dry corrected in line with the TCDS Page 7 of 228