CPH 10.5 , .177 pellets , 1000 psi fill , two 25 shot strings , one fill , end psi 800 . 16 yard target .
String 1 - 918 , 920 , 907 , 917 , 896 , 890 , 908 , 896 , 894 , 901 , 879 , 874 , 877 , 881 , 877 , 878 , 878 , 879 , 850 , 867 , 862 , 865 , 857 , 855 , 852 , average 883 fps
String 2 - 844 , 845 , 831 , 837 , 827 , 830 , 829 , 825 , 820 , 821 , 820 , 820 , 814 , 808 , 807 , 803 , 799 , 797 , 794 , 788 , 789 , 782 , 780 , 778 , 773 , average 810 fps
Average of 50 shots 847 fps . Deviation at shot 35 about 10 percent . Divination at shot 50 about 15 percent . Up to 234 fills per 80 c. f. tank .Marvin