Flaperons.. one complete flaperon SET..
11' 10".. (11' 11" if you have the gap between them sealed) x 17" = 2414 sq
in / 144 = 16.76 sq feet.
----- Original Message -----
From: "Rebecca Brownell" <brownell@cottagecountry.net>
To: <rebel-builders@dcsol.com>
Sent: Monday, February 14, 2011 11:44 AM
Subject: Re: [rebel-builders] Question of Rebel Datum location/ Cof G range
Thats great Ken,Thanks.Here is one more.They ask for the area of one
flap.What is the proper way to measure that?
Thanks Jason
On 14-Feb-11, at 8:48 AM, Ken wrote:
Here an example file on 1800 amphibs. You may have to format it a bit.
You won't need the line that says header tank.
If I run it out of gas while solo with nothing but safety equipment on
board I'm forward of the recommended limit but within the allowable
limits. I never get near the aft limit and I prefer flying with an aft
loading. My empty weight has gone up a bit since these examples. I
think
I also measured my fuel as being farther aft than some examples. The
amphibs definitely move my empty c of g forward.
Ken
subaru with firewall moved back 3 inches
Sample loading of Amphib configuration 1730 lb. gross
Datum is center of door post.
Recommended C. of G. Limits 10.85 to 18.10 inches
Permissible C. of G. as per Murphy Aircraft MFG. are: Maximum
Forward C
of G = 7.7 inches Aft Of Datum (AOD).
Maximum Rearward C of G = 19.7 inches A.O.D.
Forward Limit
item weight arm moment C. of G.
aircraft empty 1253 8.04 10074.12
pilot 175 18 3150
pax
main fuel 30 24 720 min. reserve
header tank fuel 13 65 845
anchor/ropes 0 100 0
baggage 0 43 0
1471 14789.12 10.05 A.O.D.
Aft Limit
item weight arm moment C. of G.
aircraft empty 1253 8.04 10074.12
pilot 175 18 3150
pax 0 18 0
main fuel 89 24 2136
header tank fuel 13 65 845 full
baggage 200 43 8600
1730 24805.12 14.34 A.O.D.
Typical Gross Weight
item weight arm moment C. of G.
aircraft empty 1253 8.04 10074.12
pilot 175 18 3150
pax 175 18 3150
main fuel 114 24 2736 half tanks
header tank fuel 13 65 845 full
baggage 0 43 0
1730 19955.12 11.53 A.O.D.
On 2/13/2011 10:46 PM, Rebecca Brownell wrote:Awesome!That should help getting that paperwork filled out.And
please,
very helpful to have examples when figuring all this out.Thanks to
you
both Wayne,Ken greatly appreciated.More questions to come I'm sure.
Thanks
Jason
"Muskrat"817R
On 13-Feb-11, at 10:37 PM, Ken wrote:
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