Litespeed RS - Specifications
| Model Size |
Litespeed RS3.5 |
Litespeed RS 4 |
| Area (between tight and loose VG) |
13.8 sq.m |
14.1 sq.m |
| 149 sq.ft. |
152 sq.ft. |
| Span ( tight) |
10.27 m |
10.4 m |
| 33.7 ft |
34.1 ft |
| Nose Angle (tight-loose) |
130-125 degrees |
130-125 degrees |
| Aspect Ratio |
7.6 |
7.7 |
| Glider Weight (carb->alu) |
33-35 kgs |
33.5-35.5 kgs |
| 73-77 lbs |
74-78 lbs |
| Optimal Pilot Weight |
78 kgs |
83 kgs |
| 172 lbs |
183 lbs |
| Hook-In-Weight |
70-100 kgs |
74-104 kgs |
| 154-220 lbs |
163-229 lbs |
| Packed-Length |
5220 mm |
5320 mm |
| 17.12 ft |
17.45 ft |
| Short-Packed Length |
4500 mm |
4500 mm |
| 14.8 ft |
14.8 ft |
| C of G Front of Keel |
1343 mm |
1353 mm |
| 52.9 inches |
53.3 inches |
| Number of Battens: |
|
|
| Mainsail |
23 |
23 |
| Undersurface |
6 |
6 |
| VNE (truck test) |
100 kph |
100 kph |
| 62 mph |
62 mph |
| VA |
74 kph |
74 kph |
| 46 mph |
46 mph |
| Trim Speed |
36 kph |
36 kph |
| 22 mph |
22 mph |
| Stall Speed |
29 kph |
28 kph |
| 18 mph |
17 mph |
| Max Speed |
125 kph |
125 kph |
| 78 mph |
78 mph |
| Best Glide Speed |
48 kph |
48 kph |
| 30 mph |
30 mph |
| Best Glide Angle |
15/1 |
15/1 |
| Glide Angle 10:1 |
75 kph |
75 kph |
| 46 mph |
46 mph |
* Glider Weight is measured from the standard glider. Some options will decrease glider weight by up to nearly 3kgs.
** Quoted Centre of Gravity measurement is for Mylar sails.
*** Measured at Optimal Pilot Weight
Features
- Light predictable handling for easy control in heavy Traffic.
- Reduced airframe weight.
- A tight wrinkle free sail with minium twist providing superior glide performance.
- Improved pitch stability and tumble resistance providing uncompromised safety.
- A spar utilising pre-impregnated carbon fibre to ensure the best possible strength and structural consistency.
Polar
The below data represents the approximate polar setting for various Litespeed RS's.
|
Litespeed RS 3.5 |
Litespeed RS 4 |
| Minimum Sink Point: |
|
-0.9m/s @ 40km/h |
| High Speed Point: |
|
-2.5m/s @ 80k |
These numbers are for a clean harnesses if your harness is boxy, add 0.2m/s to the sink rate at high speed. |
