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Anyone here a good judge of distance?
http://forum.alienslegacy.com/viewtopic.php?f=5&t=1880
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Author:  nimmot [ Tue May 01, 2007 2:17 pm ]
Post subject:  Anyone here a good judge of distance?

One view from the backyard. Just trying to get a better idea of the range that I'm looking at here.

[img]http://www.m41a.com/a_2005/articles/range.jpg[/img]

8)
Tom
[img]http://www.m41a.com/z_temporary/octsig.jpg[/img]

Author:  Mike Rush [ Tue May 01, 2007 2:19 pm ]
Post subject:  Re: Anyone here a good judge of distance?

You should be able to get a very good measurement from Google Earth - assuming the area is in high enough resolution.
Mike

<span style="font-family:times new roman;font-size:x-small;]"We're not heroes - we're from Finchley"

Author:  Airborne Mike [ Tue May 01, 2007 2:21 pm ]
Post subject:  Re: Anyone here a good judge of distance?

Find the distance between power line posts, count the posts, multiply them and that is your distance. Also use googlemaps, a real map or even a laser rangefinder. What are you killing and what kind of rifle?

Mike
A06/TQ0.0.22134E1
There is nothing more impressive than a bloody big Alien
wiggling on the end of a sharp stick!

Author:  WDImagineer2b [ Tue May 01, 2007 11:21 pm ]
Post subject:  Re: Anyone here a good judge of distance?

we could take a pool on it, kind of like guess the weight but with distance.
Can you supply a photo without the clever inset? It might be slightly easier to gauge.

Author:  nimmot [ Tue May 01, 2007 11:27 pm ]
Post subject:  Re: Anyone here a good judge of distance?

Thanks, fellas. I'll try google earth. The last time I checked, the images were extremely fuzzy.
Quote:
Quote:Find the distance between power line posts, count the posts, multiply them and that is your distance.
Ah!! Such an obvious solution it had eluded me. They should be fairly equal distant from each other but, given the total distance, it should be close enough.

Not actually hunting anything down here. Just thinking it would be a great testing ground for some reloads. Ah!! Bad idea!! Move along...move along... :D
Tom
[img]http://www.m41a.com/z_temporary/octsig.jpg[/img]

Author:  nimmot [ Tue May 01, 2007 11:33 pm ]
Post subject:  Re: Anyone here a good judge of distance?

Quote:
Quote:Can you supply a photo without the clever inset?
Sorry, bud. I missed your post when I was typing that. Working on another image now.

EDIT Done:
[img]http://www.m41a.com/a_2005/articles/range2.jpg[/img]
Tom
[img]http://www.m41a.com/z_temporary/octsig.jpg[/img]Edited by: [url=http://p220.ezboard.com/bthealienslegacy.showUserPublicProfile?gid=nimmot>nimmot[/url]  Image at: 5/1/07 4:43 pm

Author:  joeranger [ Wed May 02, 2007 12:42 am ]
Post subject:  Re: Anyone here a good judge of distance?

Tom,
size of target in yards times 1000 divided by the size of target in mils equals the range in yards. So, a hypothetical 6ft (2yd) tall target measures 4 mils.
2 x 1000 / 4 = 500yds
Let's "assume" an AR10 .308 with a 175gr boattail (BC =.495) mv=2635, the elevation moa will be 10.75 and the round will drift 2 inches per 1 mph of wind.
That is in a perfect environment. You look to be shooting uphill in a canyon like situation. You also need to factor in the elevation, temp and humidity. I used, 500ft, 59f and 78% . Good news is that the bullet will get there in less than a sec so lead time will be minimal.
Well, good luck with that
:P
Image
What are you doing with a gun in space?

Author:  Rook 3 [ Wed May 02, 2007 2:32 am ]
Post subject:  Re: Anyone here a good judge of distance?

I don't think the guys that own the trucks would appreciate being shot over. :)

Russ

Image

Author:  joeranger [ Wed May 02, 2007 2:45 am ]
Post subject:  Re: Anyone here a good judge of distance?

Tom, Russ brings up a good point. No more ballistics data for you until you tell us what you are shooting at.

Metal Alien, yes we know the Barrett and its capabilities. Please refrain from chiming in until we know what is going on

;)
Image
What are you doing with a gun in space?

Author:  WDImagineer2b [ Wed May 02, 2007 3:33 pm ]
Post subject:  Re: Anyone here a good judge of distance?

I'm going to guess it's about 200 yards.

Author:  S1999Eagle [ Sun May 06, 2007 1:57 am ]
Post subject:  Re: Anyone here a good judge of distance?

I'll have a guess but first; what size was the lens? 24mm?, 35mm? 50mm?

Focal length can have an effect on distance compression.

From that pic I'd say it's a good 700-800 meters.
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Edited by: [url=http://p220.ezboard.com/bthealienslegacy.showUserPublicProfile?gid=s1999eagle>S1999Eagle[/url] at: 5/5/07 6:57 pm

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