Diana 75 accuracy at 10m

10 meter distance shooting accuracy for Diana 75 SPRING air rifle, uploaded by SærSkyttern, at December 27, 2017. Test ID: #20 (SPRING = Spring powered)

Average accuracy for tested 75 airgun is 0.6 cm (≈ 0.2 inch) horizontal and 0.3 cm (≈ 0.1 inch) vertical accuracy. Diagonal = 0.7 cm (≈ 0.3 inch) (from center-to-center of the hits). Tested distance was 10m. The details of test can be seen below shooter's description.

Scope 6-24x50 Rest: Soda cradle, with rice-filled pantylegs as gun-rest Range: Indoor 25m range, 16C degrees, 88% humidity
Tested air rifle:
Type: 75
Brand: Diana
Power: SPRING
Aiming: scope
Caliber .177
Speed: 591 fps = 180 m/s
Energy: J
Modified* n
Ammunition:
JSB Match MW, 0.52g,4,50mm
Result of shooting accuracy:
  horizontal vertical
  cm inch cm inch
1. 0.7 0.3 0.1 0
2. 0.6 0.2 0.4 0.2
3. 0.5 0.2 0.5 0.2
4. 0.6 0.2 0.2 0.1
avg 0.6 0.2 0.3 0.1
Shooting distance: 10m
Diagonal accuracy: 0.67 cm

More statistics

Theoretically, what is the smallest target that can be hit N times out of 10 shoots. N=
1×: 0.2×0.1 cm (=0.1×0 in)
5×: 0.3×0.2 cm (=0.1×0.1 in)
9×: 0.8×0.4 cm (=0.3×0.2 in)
Coke can hits: 20 /20
Matchbox hits: 20 /20
Sugar cube hits: 20/20

Standard deviation (best if 0):

Horizontal: 0.07 cm = 0.03 inch
Vertical: 0.16 cm = 0.06 inch
Diagonal: 0.17 cm = 0.07 inch
Hor./Vert. ratio: 1:0.5 = 200% info
Predicted shooting accuracy at 10m×2 = 20m distance: 1.3×0.6 cm = 0.5×0.3 in.

SærSkyttern rated this air gun with .

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