- Thread starter don january
- Start date

not bad on the kneck but a challenge for the Ieyes.Nose bowl straight from the prints. Hope not to hard on the kneck

Didn't the Avid Catalina use a basketball as both nosecone and dock bumper? Put in place flat, and inflated to hold? I can see that working as a mold too, lol

(Some factors have the standard value and/or the formula to the right of the entry. Note that I have increased parasitic drag to account for an open cockpit and other bits and bobs hanging out.)

I think something like this could be a lot of fun, perhaps designed for big and tall pilots and with optional doors for cold weather.Crew weight 250 lbs

Fuel + baggage weight 50 lbs

A/C empty weight 350 lbs

Total weight 650 lbs

Stall speed (flaps up) Vs1 42 mph

Climb airspeed 54.6 mph

Climb airspeed 80.1 ft/sec

CLmax 1.5

CL at 1.3 Vs 0.89

Wing area required 96.0 ft²

Propeller efficiency at take-off 70 70%

Propeller efficiency in the climb 75 75%

Propeller efficiency in the cruise 85 85%

Cd (profile) 0.01 0.01

Cd (parasite) 0.03 0.015

Aspect ratio 6

Induced drag factor K 1.2

Wing span 24.0 feet

Mean wing chord 4.00 feet

Selected rated shaft power 35.0 BHP

Effective flat plate area 4.10 ft²

Take off run 523 feet

Rate of climb at 1.3 Vs 845 feet per minute

Max level speed 102 mph

Cruise speed at 75% power 92 mph

Cruise speed at 55% power 83 mph

Flaps up stall speed 42 mph

Glide descent rate at 1.3 Vs 488 feet per minute