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Project 2011-04

Specification

  • Length -  515 mm
  • Body Diameter - 41.6  mm
  • Number of fins - 3
  • Fin Span - 55 mm
  • Net Weight - 10 g (no motor, no recovery)
  • Maximum Payload  - 0 g
 Engine
 Payload,
g
 Approx. Apogee,
m
 Approx. Max. Velocity,
m/s
 Approx. Max. Acceleration,
m/s/s
A3T-4
0
108
60.6
301
1/2A3T-40
64
57
458
 A10T-3 0 100 79 830


Design Description

Complete  OpenRocket design file is attached at the bottom of this page.



The rocket was designed to satisfy FIA space modelling requirements for S3 class and  S6 class.  

The main material: Colour tracing paper bought in Hobbycraft store. It weights 6.25 gram/page and has thickness of  0.1 mm. 

 

 
 
Build process images.

Launch Log

 Date Motor Ejection Altitude
 WindNotes/ Event
 15/05/11 A3T-4 Not recorded
 about 9...13 m/s
 First flight. Additional 3g weight in the nose cone shoulder.  Small streamer. Perfect straight ascend. Ejection at the apogee.   No damage. Very light deformation of the seam of the rare conical transition due to heat.
 26/06/11 A3T-4 Not recorded
 approx. 3.5 m/s
 Big parachute. Perfect straight ascend. Ejection at the apogee.   No damage. Recovered.

YouTube Video


 07/08/11 A3T-4 Not recorded  about 9...13 m/s Big parachute. Slightly wavy ascent, probably due to gusts of wind . Ejection at the apogee.   No damage. Recovered.
 04/09/11 1/2A3-4T Not recorded
 approx 7...8 m/s/
 SERFs launch. Small streamer. Recovered. 
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Project2011-04designv2.pdf
(37k)
The Sky Dart Team UK,
7 Sep 2011 14:34
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Project2011-04variant2.ork
(2k)
The Sky Dart Team UK,
7 Sep 2011 14:34
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