Diana 350 Panther accuracy at 10m

10 meter distance shooting accuracy for Diana 350 Panther SPRING air rifle, uploaded by SærSkyttern, at December 27, 2017. Test ID: #19 (SPRING = Spring powered)

Average accuracy for tested 350 Panther airgun is 0.7 cm (≈ 0.3 inch) horizontal and 0.9 cm (≈ 0.4 inch) vertical accuracy. Diagonal = 1.2 cm (≈ 0.5 inch) (from center-to-center of the hits). Tested distance was 10m. The details of test can be seen below shooter's description.

10/25m indoor range, 16 degrees Celcius, 88% humidity, resting on an empty soda cradle, with the gun on rice-filled trouser-legs

Tested air rifle:

Type:	350 Panther
Brand:	Diana
Power:	SPRING
Aiming:	scope
Caliber	.177
Speed:	938 fps = 286 m/s
Energy:	J
Modified*	n

Ammunition:
H&N Baracuda 0.69,4,50mm

Result of shooting accuracy:

	horizontal		vertical
	cm	inch	cm	inch
1.	0.7	0.3	0.9	0.4
2.	0.7	0.3	0.8	0.3
3.	0.6	0.2	0.9	0.4
4.	0.9	0.4	1	0.4
avg	0.73	0.3	0.9	0.4

Shooting distance: 10m
Diagonal accuracy: 1.16 cm

More statistics

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

Standard deviation (best if 0):

Horizontal: 0.11 cm = 0.04 inch
Vertical: 0.07 cm = 0.03 inch
Diagonal: 0.13 cm = 0.05 inch
Hor./Vert. ratio: 1:1.23 = 81.1% info
Predicted shooting accuracy at 10m×2 = 20m distance: 1.6×1.9 cm = 0.6×0.8 in.

SærSkyttern rated this air gun with .