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Designs >> Rocksim Library >>	All Rocksim Designs (1173 of 3219)Tag - Designer:Mike DorfflerTag - Family:Estes:AlphaTag - Manufacturer:EstesTag - Motor Size:18 mmTag - Power:Low-PowerTag - Recovery:ParachuteTag - Skill Level:1Tag - Style:Sport

Alpha III Rocksim Design File

Contributed by Jonathan Elder

• Designer: Mike Dorffler
• Family: Estes : Alpha
• Manufacturer: Estes
• Motor Size: 18 mm
• Power: Low-Power
• Recovery: Parachute
• Skill Level: 1
• Style: Sport

Comments: The original Estes, Alpha was so popular that they good 'ole Alpha III was made as a sequel.

Designer: Estes Industries

Download estes_alpha_iii.rkt

To use the design file above, you need a copy of Rocksim, a rocket design and simulation program.

Kit Name: Estes - Alpha III {Kit} (1256, 221256)
Diameter: 0.9800 inches
Length: 12.3000 inches
Style: Sport

CG: 6.6033 inches from front
CP: 9.1482 inches from front
Margin: 2.61 Overstable

Parts Breakdown

• Alpha D Ogive Nose Cone
• Custom Estes BT 1090 1.0173 inches 25.84 mm 0.7250 inches 18.42 mm 0.7250 inches 18.42 mm 0.9500 inches 24.13 mm 0.9500 inches 24.13 mm 0.2400 inches 6.10 mm 0.0000 inches 0.00 mm 1.5950 inches 40.51 mm 2.5550 inches 64.90 mm 1.8000 inches 45.72 mm 1.5200 Body Tube [Length: 7.75 in]
• Alpha D Trapezoid Fin Set Trapezoid Fin Set
• Custom Estes BT 1090 1.0173 inches 25.84 mm 0.7250 inches 18.42 mm 0.7250 inches 18.42 mm 0.9500 inches 24.13 mm 0.9500 inches 24.13 mm 0.2400 inches 6.10 mm 0.0000 inches 0.00 mm 1.5950 inches 40.51 mm 2.5550 inches 64.90 mm 1.8000 inches 45.72 mm 1.5200 Body Tube [Length: 2.75 in]
• Estes 30162-2 Ring
• Estes Polyethylene LDPE Parachute (12.00 in)
• Estes "1/8""" Launch Lug
• Apogee #13031 CR 18-24 Ring
• Apogee #13031 CR 18-24 Ring

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