Colt Detective Special mfgr 1963 158 gr LRN 3.5 grs Bullseye thrown, CCI primers mixed cases 24-Jul-99 T = 100 F ! Average 751 fps Standard Deviation 32 fps Extreme Spread 90 fps High 805 Low 715 Recorded shots 22 158 LRN 3.5 grs Bullseye WSP Mixed cases 8-Jan-06 T = 52 F Ave Vel = 675.9 Std Dev =18.6 ES 96.18 High 723.9 Low 627.7 N = 50 158 LSWC 3.5 grs Bullseye WSP Mixed cases 8-Jan-06 T = 58 F Ave Vel = 706.8 Std Dev =15.55 ES 65.87 High 742.9 Low 677 N = 50 Taurus M85 B2UL 2" Barrel 158 LSWC 3.5 grs Bullseye thrown, Mixed Brass WSP 11-Dec-04 T = 54 F Ave Vel = 686.3 Std Dev =13.63 ES 58.48 High 718.8 Low 660.3 N = 30 shot little high and centered 158 LRN Master Factory Ammo 30-Dec-04 T = 56 F Ave Vel = 698.2 Std Dev = 20.56 ES 105.8 High 753.5 Low 647.6 N = 50 shot 6" high centered,until barrel leaded 158 LSWC 3.5 grs Bullseye Mixed brass Fed 100 30-Dec-04 T = 56 F Ave Vel = 706.2 Std Dev =23.45 ES 81.94 High 748 Low 666.1 N = 48 S&W M638-3 Airweight Bodyguard 148 LWC Lead 2.7 grs Bullseye thrown Mixed Brass WSP 18-Mar-07 T = 52 °F Ave Vel = 611.6 Std Dev =22.04 ES 75.92 High 648.1 Low 572.2 N = 25 little high 158 LSWC 3.5 grs Bullseye Mixed brass WSP 18-Mar-07 T = 52 °F Ave Vel = 611.1 Std Dev = 9.64 ES 28.05 High 626.3 Low 598.3 N = 32 4-6" High accurate S&W M637-2 2" barrel 158 LRN 3.5 grs Bullseye WSP Mixed cases 6-Apr-07 T = 48 °F Ave Vel =679 Std Dev =16.48 ES 56.11 High 698.2 Low 642 N = 18 125 Lead BBRNFP 4.0 grs Bullseye Lot BE 532 Mixed cases CCI 500 6-Apr-07 T = 48 °F Ave Vel = 763.9 Std Dev =22 ES 78 High 806.5 Low 728.5 N = 15 Point aim OK 125 Lead BBRNFP 4.0 grs Bullseye Mixed cases WSP 9-Apr-06 T = 59 °F Ave Vel = 760.4 Std Dev =27.33 ES = 82.1 High = 798.9 Low = 716.8 N = 19 125 Lead BBRNFP 4.5 grs Bullseye Mixed cases WSP 9-Apr-06 T = 64 °F Ave Vel = 827.9 Std Dev =23.21 ES = 92.27 High = 879.4 Low = 787.1 N = 20