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  #1  
Old 10-19-2006, 09:08 AM
Buck2 Buck2 is offline
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Join Date: Mar 2006
Posts: 19
.22lr bullet coefficient?

Can anyone give me the bullet coefficient for a standard 40gr .22lr bullet (ballpark)?
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  #2  
Old 10-19-2006, 09:37 AM
cz452shooter cz452shooter is offline
Jordan F.
 
Join Date: Mar 2005
Location: British Columbia, Canada
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Found this on RFC

(.22 LONG RIFLE, Standard Vel. & Match Ammo--24-in. barrel, 1 turn in 16-inch twist)

SWARTKLIP, 13-gr. LR SDP Subsonic Diabolo Pellet (SK006), 480 MV, 7 ME ? BC---(BC & rate of twist to be verified w/ArmsCorpUSA. Barrel length: 24 in.)

LAPUA, 36-gr. LR Subsonic HP (4312246), 1033 MV, 85 ME, 0.118 BC
REMINGTON, 38-gr. LR Subsonic HP (SUB22HP), 1050 MV, 93 ME, 0.125 BC
AGUILA, 38-gr. LR Subsonic HP, 1025 MV, 88 MV, 0.111 BC
PMC, 38-gr. LR Modrator Subsonic Vel. (22SS), 1000 MV, 84 ME, 0.107 BC
RWS, 40-gr. R100 (213 4195), 1175 MV, 123 ME, 0.130 BC

REMINGTON, 40-gr. LR Target Solid (6122) (6100), 1150 MV, 117 ME, 0.149 BC

WINCHESTER, 40-gr. T22 LR Std. Vel. Solid (XT22LR), 1150 MV, 117 ME, 0.149 BC

FEDERAL, 40-gr. LR Ultramatch Solid (UM1), 1140 MV, 115 ME, 0.149 BC
FEDERAL, 40-gr. LR Match Solid (900), 1140 MV, 115 ME, 0.149 BC
AGUILA, 40-gr. LR Std. Vel., 1135 MV, 114 ME, 0.158 BC

PMC, 40-gr. Scoremaster LR Std. Vel. Solid (22SM), 1135 MV, 114 ME, 0.111 BC

FIOCCHI, 40-gr. LR Biathlon Match Solid (22SM340), 1120 MV, 111 ME, 0.140 BC=Estimated

AGUILA, 40-gr. LR Match Golden Eagle, 1100 MV, 110 ME, 0.109 BC
LAPUA, 40-gr. LR Polar Biathlon Solid (4317023), 1100 MV, 107 ME, 0.108 BC
ELEY, 40-gr. Tenex Ultimate EPS, 1085 MV, 105 ME, 0.150 BC
ELEY, 40-gr. Match EPS, 1085 MV, 105 ME, 0.150 BC
ELEY, 40-gr. Club, 1085 MV, 105 ME, 0.150 BC
ELEY, 40-gr. Target, 1085 MV, 105 ME, 0.105 BC
ELEY, 40-gr. Practice, 1085 MV, 105 ME, 0.150 BC
ELEY, 40-gr. Standard, 1085 MV, 105 ME, 0.150 BC
ELEY, 40-gr. Biathlon Match, 1085 MV, 105 ME, 0.150 BC
ELEY, 40-gr. LR Silhouex, 1085 MV, 105 ME, 0.150 BC
REMINGTON/ELEY,40-gr. Match EPS (RE22EPS), 1085 MV, 105 ME, 0.149 BC
REMINGTON/ELEY, 40-gr. Club Extra (RE22CX), 1085 MV, 105 ME, 0.149 BC
REMINGTON/ELEY, 40-gr. Target Rifle (RE22T), 1085 MV, 105 ME, 0.149 BC
AGUILA, 40-gr. Match Rifle, 1080 MV, 100 ME, 0.197 BC

SELLIER and BELLOT, 40-gr. LR SB Standard (SBA02201), 1084 MV, 104 ME, 0.131 BC

SELLIER and BELLOT, 40-gr. LR SB Standard (SBA02202), 1084 MV, 104 ME, 0.131 BC

FEDERAL, 40-gr. LR Ultramatch Solid (UM1B), 1080 MV, 105 ME, 0.139 BC
FEDERAL, 40-gr. LR Target Solid (711B), 1080 MV, 105 ME, 0.138 BC
FEDERAL, 40-gr. LR Match Solid (900B), 1080 MV, 105 ME, 0.139 BC
RWS, 40-gr. LR Target Rifle (213 2478), 1080 MV, 100 ME, 0.109 BC
CCI, 40-gr. LR Std. Vel. Solid (0032), 1070 MV, 100 ME, 0.105 BC
CCI, 40-gr. LR Green Tag Comp. Solid (0033), 1070 MV, 100 ME, 0.105 BC
CCI, 40-gr. LR Pistol Match Solid (0051), 1070 MV, 100 ME, 0.105 BC
RWS, 40-gr. LR R50 (21304187), 1070 MV, 100 ME, 0.105 BC
LAPUA, 40-gr. LR Master Solid (4317033), 1066 MV, 101 ME, 0.132 BC
LAPUA, 40-gr. LR Midas L Solid (4317022), 1066 MV, 101 ME, 0.132 BC
LAPUA, 40-gr. LR Midas M Solid (4317021), 1066 MV, 101 ME, 0.132 BC
NORMA 1, 40-gr. Lead, Round Nose (15613), 1066 MV, 101 ME, 0.132 BC
NORMA 2, 40-gr. Lead, Round Nose (15614), 1066 MV, 101 ME, 0.132 BC
NORMA 3, 40-gr. Lead, Round Nose (15615), 1066 MV, 101 ME, 0.132 BC
FIOCCHI, 40-gr. LR-Rifle Match Solid (22SM320), 1050 MV, 98 ME, 0.140 BC
FIOCCHI, 40-gr. LR Match Trng. Solid (22M320), 1050 MV, 98 ME, 0.130 BC
LAPUA, 40-gr. LR Super Club Solid (4317066), 1050 MV, 98 ME, 0.114 BC
LAPUA, 40-gr. LR Std. Rifle Club Solid (43122420), 1050 MV, 98 ME, 0.114 BC
WOLF, 40-gr. LR Match Target Solid Round Nose, 1050 MV, 97.91 ME, ? BC*
WOLF, 40-gr. LR Match Extra Solid Round Nose, 1033 MV, 94.77 ME, ? BC*
WOLF, 40-gr. LR Match Gold Solid Round Nose, 1033 MV, 94.77 ME, ? BC*
PMC, 40-gr. Match Rifle (22MR), 1050 MV, 98 ME, 0.110 BC
RWS, 40-gr. LR Rifle Match (213 4225), 1035 MV, 95 ME, 0.096 BC
ELEY, 40-gr. Tenex Ultimate EPS Pistol, 1030 MV, 94 ME, 0.109 BC
ELEY, 40-gr. Pistol Xtra, 1030 MV, 94 ME, 0.109 BC
ELEY, 40-gr. Target Pistol, 1030 MV, 94 ME, 0.109 BC
LAPUA, 40-gr. LR Pistol King Solid (4317031), 1033 MV, 95 ME, 0.130 BC
LAPUA, 40-gr. LR Pistol Trainer Solid (4312260), 1033 MV, 95 ME, 0.130 BC
ELEY, 40-gr. Pistol Match, 1000 MV, 89 ME, 0.140 BC
FIOCCHI, 40-gr. LR Pistol Match Solid (22SM300), 984 MV, 86 ME, 0.130 BC
FIOCCHI, 40-gr. LR Match Trng. Solid (22M300), 984 MV, 86 ME, 0.125 BC
PMC, 40-gr. Match Pistol (22MP), 900 MV, 72 ME, 0.095 BC
WINCHESTER, 40-gr. LR Lead HP (W22LRB), 1150 MV, 117 ME, 0.150 BC
ELEY, 40-gr. LR Subsonic Xtra Plus, 1065 MV, 100 ME, 0.115 BC
RWS, 40-gr. LR Subsonic HP (213 2494), 1000 MV, 90 ME, 0.092 BC
LAPUA, 48-gr. LR Scoremax Solid (4317030), 1033 MV, 114 ME, 0.144 BC
LAPUA, 40-gr. LR Multi Match Solid (4317020), 1100 MV, 129 ME, 0.134 BC
AGUILA, 60-gr. SSS Sniper Subsonic, 950 MV, 120 ME, 0.090 BC

*NOTE: Queried WOLF company directly to verify the above, however, they said they did NOT have available any of the BCs for the above three loads, nor did they list the length of the test barrel or its rate of twist. Will try asking them again for the BCs, test barrel length and rate of twist.)
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  #3  
Old 10-19-2006, 10:14 AM
Buck2 Buck2 is offline
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Thanks for the reply.

Buck,
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Old 10-19-2006, 12:09 PM
Todd Todd is offline
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Just curious. How were these BCs determined?
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