Re: SHooting 2600 FPS with a 308 how many MOA to 1k
It's no where near 30 MOA. You will be dumping rounds in the dirt. From JBM:
Trajectory
Input Data
Manufacturer: Sierra Description: HPBT MatchKing™
Caliber: 0.308 in Weight: 175.0 gr
Ballistic Coefficients: 0.485 [0-1800], 0.496 [1800-2800], 0.505 [2800-5000] G1
Muzzle Velocity: 2650.0 ft/s Distance to Chronograph: 13.0 ft
Sight Height: 1.90 in Sight Offset: 0.00 in
Zero Height: 0.00 in Zero Offset: 0.00 in
Windage: 0.000 MOA Elevation: 0.000 MOA
Line Of Sight Angle: 0.0 deg Cant Angle: 0.0 deg
Wind Speed: 10.0 mph Wind Angle: 90.0 deg
Target Speed: 2.0 mph Target Angle: 90.0 deg
Target Height: 12.0 in
Temperature: 80.0 °F Pressure: 29.92 in Hg
Humidity: 60.0 % Altitude: 100.0 ft
Vital Zone Radius: 8.0 in
Std. Atmosphere at Altitude: No Pressure is Corrected: Yes
Zero at Max. Point Blank Range: No Target Relative Drops: Yes
Mark Sound Barrier Crossing: No Include Extra Rows: No
Column 1 Units: 1.00 MOA Column 2 Units: 1.00 mil
Round Output to Whole Numbers: No
Output Data
Elevation: 4.272 MOA Windage: 0.000 MOA
Atmospheric Density: 0.07265 lb/ft³ Speed of Sound: 1138.9 ft/s
Maximum PBR: 398 yd Maximum PBR Zero: 338 yd
Range of Maximum Height: 185 yd Energy at Maximum PBR: 1564.2 ft•lbs
Sectional Density: 0.264 lb/in²
Calculated Table
Range Drop
(yd) (MOA)
0 ***
100 0
200 -1.8
300 -4.4
400 -7.6
500 -11.1
600 -15
700 -19.5
800 -24.5
900 -30.1
1000 -36.4
Go here and drop in your info for more specific data
http://www.jbmballistics.com/cgi-bin/jbmtraj_simp-5.1.cgi