Formula for diameter of a circle

**[email protected]** · February 5th 13, 03:37 PM posted to rec.aviation.soaring

Can someone post the formula for determining the diameter of a circle flown at a specific speed and bank angle?

Thanks,

Brian

**Ralph Jones[_3_]** · February 5th 13, 04:07 PM posted to rec.aviation.soaring

On Tue, 5 Feb 2013 06:37:42 -0800 (PST), wrote:

Can someone post the formula for determining the diameter of a circle flown at a specific speed and bank angle?

Thanks,

Brian

v=airspeed in feet per second
b=bank angle
r=radius of turn

r=(v^2)/32.2tan b

**Frank Whiteley** · February 5th 13, 04:40 PM posted to rec.aviation.soaring

On Tuesday, February 5, 2013 7:37:42 AM UTC-7, wrote:
Can someone post the formula for determining the diameter of a circle flown at a specific speed and bank angle?

Thanks,

Brian
http://www.coloradosoaring.org/think...calculator.htm

**Dave Nadler** · February 5th 13, 05:00 PM posted to rec.aviation.soaring

On Tuesday, February 5, 2013 10:07:43 AM UTC-5, Ralph Jones wrote:
Can someone post the formula for determining the diameter of a circle
flown at a specific speed and bank angle?

v=airspeed in feet per second
b=bank angle
r=radius of turn
r=(v^2)/32.2tan b

I'll help with the hard part:
diameter = 2 x radius ;-)

See ya, Dave

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