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600 square miles?



 
 
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  #1  
Old September 6th 07, 04:21 PM posted to rec.aviation.piloting
Hilton
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Posts: 118
Default 600 square miles?

Hi,

OK, help me with my math here. If Fossett's groundspeed was (just) 90 knots
and he had 5 hours of fuel (according to the media), then pi*R^2 = 3.141 *
450 * 450 = 636,172 square miles (NM). If you convert that for the
non-aviators, it is about 731,598 square miles (SM).

OK, I understand that there is some 'bounding' going on (i.e. he's not going
to overfly SFO and keep going west), but still, for it to be only 600 square
miles, you'd have to know the exact radial/bearing and only search a little
more than 0.5 miles on either side of that. Or alternatively, from the
airport, he was only going to fly for 9 minutes in any direction.

Hilton


  #2  
Old September 6th 07, 04:35 PM posted to rec.aviation.piloting
Marco Leon
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Posts: 319
Default 600 square miles?

"Hilton" wrote in message
. net...
Hi,

OK, help me with my math here. If Fossett's groundspeed was (just) 90
knots and he had 5 hours of fuel (according to the media), then pi*R^2 =
3.141 * 450 * 450 = 636,172 square miles (NM). If you convert that for
the non-aviators, it is about 731,598 square miles (SM).

OK, I understand that there is some 'bounding' going on (i.e. he's not
going to overfly SFO and keep going west), but still, for it to be only
600 square miles, you'd have to know the exact radial/bearing and only
search a little more than 0.5 miles on either side of that. Or
alternatively, from the airport, he was only going to fly for 9 minutes in
any direction.


They said in one article that the search team was reviewing radar tracks,
possibly even military radar tracks. That should narrow it down, no?

Marco


  #3  
Old September 6th 07, 06:59 PM posted to rec.aviation.piloting
Hilton
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Posts: 118
Default 600 square miles?

Ahhh, OK, now CNN has a 'developing story' about expanding the search to
10,000, that's better. Let's assume they knew that he was flying 180-360,
and thought he would fly for about an hour, that's 10,000 (give or take).

Hilton


  #4  
Old September 7th 07, 03:03 AM posted to rec.aviation.piloting
muff528
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Posts: 304
Default 600 square miles?


"Hilton" wrote in message
. net...
Hi,

OK, help me with my math here. If Fossett's groundspeed was (just) 90
knots and he had 5 hours of fuel (according to the media), then pi*R^2 =
3.141 * 450 * 450 = 636,172 square miles (NM). If you convert that for
the non-aviators, it is about 731,598 square miles (SM).

OK, I understand that there is some 'bounding' going on (i.e. he's not
going to overfly SFO and keep going west), but still, for it to be only
600 square miles, you'd have to know the exact radial/bearing and only
search a little more than 0.5 miles on either side of that. Or
alternatively, from the airport, he was only going to fly for 9 minutes in
any direction.

Hilton



Even Paul Harvey repeats unrealistic numbers when commenting about the
Fossett search.
He "quotes" a CAP pilot who claimed that turbulence was so bad that his
aircraft lost
1500 feet in three seconds! That's downward at about 340 mph if the plane
accelerated
and decelerated instantaneously from level flight to level flight again 1500
ft lower. That's
probably pretty hard on the wings. Go to paulharvey dot com and play the
Wednesday
morning clip. It's right at the beginning.

Blue Skies, TP


  #5  
Old September 7th 07, 06:05 PM posted to rec.aviation.piloting
Larry Dighera
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Posts: 3,953
Default 600 square miles?

On Thu, 06 Sep 2007 15:21:33 GMT, "Hilton" wrote
in :

OK, I understand that there is some 'bounding' going on


There's a map of the ~triangular search area he

http://www.latimes.com/news/nationwo...,4799453.story
  #6  
Old September 8th 07, 12:09 AM posted to rec.aviation.piloting
Hilton
external usenet poster
 
Posts: 118
Default 600 square miles?

Larry,

Thanks for the link.


  #7  
Old September 8th 07, 04:39 PM posted to rec.aviation.piloting
Aluckyguess
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Posts: 276
Default 600 square miles?

We flew to Reno yesterday on bussiness. We looked for him on thethere.
When we took off out of Reno my Bonanza had a hard time flying. I kept
thinking of the accident the other one had. Reno has an 11000 ft runway so
it wasnt a problem.
If it was 4000 and trees at the end there might of been problems.
"Hilton" wrote in message
. net...
Hi,

OK, help me with my math here. If Fossett's groundspeed was (just) 90
knots and he had 5 hours of fuel (according to the media), then pi*R^2 =
3.141 * 450 * 450 = 636,172 square miles (NM). If you convert that for
the non-aviators, it is about 731,598 square miles (SM).

OK, I understand that there is some 'bounding' going on (i.e. he's not
going to overfly SFO and keep going west), but still, for it to be only
600 square miles, you'd have to know the exact radial/bearing and only
search a little more than 0.5 miles on either side of that. Or
alternatively, from the airport, he was only going to fly for 9 minutes in
any direction.

Hilton




 




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