22LR factory ammo chrono data

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Re: 22LR factory ammo chrono data

Postby Morne » Sun Oct 10, 2021 8:35 am

weakhand luke wrote:Did you pick just one chamber within the cylinder to test the ammo?

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Re: 22LR factory ammo chrono data

Postby EricTheBald » Sun Oct 10, 2021 8:24 pm

JustaShooter wrote:
EricTheBald wrote:ES? SD?

ES = Extreme Spread - the difference between the highest and lowest velocity in the string.
SD = Standard Deviation - a statistical measurement of the amount of variation in the velocity data.

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