Thanks guys.
Hovercat: 3 one eigth per foot x 21 feet = 63/8 or just about 8 inches - no?
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Return to “How Much Off Target?”
- Sun Mar 26, 2017 4:52 pm
- Forum: General Gun, Shooting & Equipment Discussion
- Topic: How Much Off Target?
- Replies: 8
- Views: 1377
- Sun Mar 26, 2017 3:14 pm
- Forum: General Gun, Shooting & Equipment Discussion
- Topic: How Much Off Target?
- Replies: 8
- Views: 1377
How Much Off Target?
I know there's a formula for measuring horizontal distance at a known range, but I forgot the formula from my forward observer days long long ago.
Hypothetical:
A shooter has his firearm zero'd at POA (target center dot). With his sights lined up at POA, he moves the barrel 1/8" right or left on trigger pull. How much off the center dot would the round be at 7 yards (252")? Any know how to calculate?

Hypothetical:
A shooter has his firearm zero'd at POA (target center dot). With his sights lined up at POA, he moves the barrel 1/8" right or left on trigger pull. How much off the center dot would the round be at 7 yards (252")? Any know how to calculate?