Air Arms S400 MPR FT (Tam bir Field Target Tüfeği)

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S400 MPR FT FULL CHRONO' CHECK.

Location;- Indoors at the N.S.R.A Shooting Centre, Aldersley, near Wolverhampton. Inside temperature was around 23 degrees celcius.
Start pressure;- 190 bar.
Pellets;- Air Arms Field 4.52's weighing 8.4 grains. Not individually weighed.

1, 757.
2, 757.
3, 752.
4, 753.
5, 758.
6, 753.
7, 755.
8, 756.
9, 758.
10, 757 (180 bar).
Low;- 752 (10.550448lb.ft).
High;- 758 (10.719478lb.ft).
Diff';- 6 fps.
Avr';- 755.6 (10.651704lb.ft).
11, 759.
12, 761.
13, 757.
14, 758.
15, 759.
16, 760.
17, 760.
18, 763.
19, 759.
20, 764 (178 bar).
Low;- 757 (10.691213lb.ft).
High;- 764 (10.889851lb.ft).
Diff';- 7 fps.
Avr';- 760 (10.776119lb.ft).
Difference (in fps) of average fps total between shots 1-10 & 11-20 = 4.4 fps (up).
21, 763.
22, 763.
23, 765.
24, 763.
25, 764.
26, 760.
27, 766.
28, 762.
29, 743.
30, 766 (170 bar).
Shot 29 disregarded.
Low;- 760 (10.776119lb.ft).
High;- 766 (10.94694lb.ft).
Diff';- 6 fps.
Avr';- 763.55556 (10.877185lb.ft).
Difference (in fps) of average fps total between shots 11-20 & 21-30 = 3.55556 fps (up).
31, 763.
32, 768.
33, 763.
34, 767.
35, 766.
36, 768.
37, 768.
38, 768.
39, 769.
40, 770.
Low;- 763 (10.861362lb.ft)
High;- 770 (11.061567lb.ft)
Diff';- 7 fps.
Avr';- 767 (10.975541lb.ft).
Difference (in fps) of average fps total between shots 21-30 & 31-40 = 3.44444 fps (up).
41, 767 (162 bar).
42, 772.
43, 769.
44, 769.
45, 769.
46, 770.
47, 768.
48, 772.
49, 769.
50, 772 (160 bar).
Low;- 767 (10.975541lb.ft).
High;- 772 (11.119104lb.ft).
Diff';- 5 fps.
Avr';- 769.7 (11.05295lb.ft).
Difference (in fps) of average fps total between shots 31-40 & 41-50 = 2.7 fps (up).
51, 770.
52, 772.
53, 768.
54, 774.
55, 775.
56, 774.
57, 776.
58, 776.
59, 775.
60, 774 (152 bar).
Low;- 768 (11.004179lb.ft)
High;- 776 (11.234627lb.ft)
Diff';- 8 fps.
Avr';- 773.4 (11.159469lb.ft).
Difference (in fps) of average fps total between shots 41-50 & 51-60 = 3.7 fps (up).
61, 772.
62, 774.
63, 772.
64, 775.
65, 774.
66, 772.
67, 774.
68, 775.
69, 771.
70, 775.
Low;- 771 (11.090317lb.ft).
High;- 775 (11.20569lb.ft).
Diff';- 4 fps.
Avr';- 773.4 (11.159469lb.ft).
Difference (in fps) of average fps total between shots 51-60 & 61-70 = NIL fps.
71, 774.
72, 775 (148 bar).
73, 773.
74, 781.
75, 778.
76, 778.
77, 780.
78, 767.
79, 778.
80, 778 (142 bar).
Low;- 773 (11.147929lb.ft).
High;- 781 (11.379869lb.ft).
Diff';- 8 fps.
Avr';- 775.4 (11.21726lb.ft).
Difference (in fps) of average fps total between shots 61-70 & 71-80 = 2.0 fps (up).
81, 782.
82, 779.
83, 775.
84, 777.
85, 782.
86, 785.
87, 782.
88, 785.
89, 778.
90, 772 (139 bar).
Low;- 775 (11.20569lb.ft).
High;- 785 (11.496735lb.ft).
Diff' 10 fps.
Avr';- 779.7 (11.342017lb.ft).
Difference (in fps) of average fps total between shots 71-80 & 81-90 = 4.3 fps (up).
91, 772.
92, 785.
93, 782.
94, 780.
95, 782.
96. 781.
97, 782.
98, 784.
99, 782.
100, 785 (131 bar).
Low;- 772 (11.19104lb.ft).
High;- 785 (11.496735lb.ft).
Diff';- 13 fps.
Avr';- 781.5 (11.394445lb.ft).
Difference (in fps) of average fps total between shots 81-90 & 91-100 = 1.8 fps (up).
101, 783.
102, 781.
103, 783.
104, 782.
105, 778.
106, 782.
107, 782.
108, 778.
109, 779.
110, 777.
Low;- 779 (11.32166lb.ft).
High;- 783 (11.438228lb.ft).
Diff';- 4 fps.
Avr';- 780.5 (11.365303lb.ft).
Difference (in fps) of average fps total between shots 91-100 & 101-110 = 1.0 fps (down).
111, 782 (126 bar).
112, 775.
113, 781.
114, 775.
115, 781.
116, 780.
117, 778.
118, 773.
119, 772.
120, 773 (120 bar).
Low;- 772 (11.119104lb.ft).
High;- 782 (11.40903lb.ft).
Diff';- 10 fps.
Avr';- 770 (11.061567lb.ft).
Difference (in fps) of average fps total between shots 101-110 & 111-120 = 10.5 fps (down).
121, 782.
122, 774.
123, 756.
124, 774.
124, 774.
125, 778.
126, 776.
127, 775.
128, 769.
129, 775.
130, 769.
Shot 123 disregarded.
Low;- 769 (11.032854lb.ft).
High;- 782 (11.40903lb.ft).
Diff';- 13 fps.
Avr';- 774.6 (11.194126lb.ft).
Difference (in fps) of average fps total between shots 111-120 & 121-130 = 4.6 fps (up).
131, 763.
132, 772.
133, 770.
134, 766.
135, 759.
136, 763.
137, 758.
138, 760.
139, 762.
140, 755.
Low;- 759 (10.74778lb.ft).
High;- 772 (11.119104lb.ft).
Diff';- 13 fps.
Avr';- 762.8 (10.855669lb.ft).
Difference (in fps) of average fps total between shots 121-130 & 131-140 = 11.8 fps (down).
141, 752 (104 bar).
142, 755.
143, 754.
144, 752.
145, 751.
146, 750 (103 bar).
Low;-750 (10.494403lb.ft).
High;- 755 (10.634795lb.ft).
Diff';- 5 fps.
Avr';- 752.33333 (10.559803lb.ft).
Difference (in fps) of average fps total between shots 141-146 = 10.46667 fps (down).

Avr' over full test (144 shots);- 775.63889 fps (11.224173lb.ft).
Avr' difference in fps between shots (based on the above 144 actual readings) = 0.7862069 fps.

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