Thanks Robert, I took your suggestions and recalculated with a BC of .311 and a muzzle vel. of 2150 2165 This is the result for the limo at 11.2 mph 28.6mph. chris Mr. FRAZIER - The first shot, Lot 6,000, the velocity was 2199.7 feet per second. Shot No. 2, Lot 6,000, velocity 2,180.3 feet per second. The third shot, velocity--same lot--velocity 2,178.9 feet per second. The third shot, velocity--and this is Lot No. 6,003--velocity was 2,184.8 feet per second. The fourth shot, Lot No. 6,00