BGA glider data sheet - Astir CS77 & Jeans

Data source: Manufacturer’s Handbook

Date of 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:

Control deflections in mm

Max weight (dry)

Kg Pounds 380 838

Up Down Distance - Max

hinge to

free

measuring point

play

BGA concession non-aerobatic max weight (dry) [+3%]
Max weight with water (CS 77) No water in the Jeans Astir

391 863 450 992

Ailerons 93 48 ±10 ±5

Elevator 60 ±6

54 ±6

215 170

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

Rudder Left Right 374 190 190 ±10 ±10
Control surface weights & moments

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

252 556 110 242

CS77 No 1601-1698 Moment Jeans No 2001 - 2092 cm Kg

Weight Kg

Elevator

10,00–15,00 2,40-3,25

C of G limits

mm Inches

Forward C of G limit (aft of datum) 310 12.2

Rudder Ailerons

16.5±10% 16.0 ±12%

4.5±10% 4.1±12%

Aft C of G limit (aft of datum)

480 18.9

CS77 No 1699 on Jeans No 2093 on

Moment cm Kg

Weight Kg

Pilot position (forward of datum)

475 18.7

Elevator Rudder Ailerons

10,00-15,00 0 – 5,00 0 – 1,00

2,40-3,25 Max 6,00 Max 6,00

Longitudinal datum: Wing root LE (not the fairing).

Horizontal datum: Rear fuselage top 1000:40 tail down

Maximum speeds

Knots Kph

Knots

VNE

135 250 Aerotow

92

Rough air

92 170 Winch / auto tow 65

Manoeuvre 92 170

Kph 170 120

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). Water ballast to be jettisoned before landing.

This sheet compiled by: Tim Macfadyen

Date: 25 February 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 rough air speed reduced as per the TCDS Updated 11 May 2015 “Water ballast to be jettisoned before landing” added & max landing weight clarified.