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- Exterior Ballistics
- INCLINED FIRE
- Rifle Exterior Ballistics
- Sierra Handgun Bullets Ballistic Coefficient Listing
- .22 Rimfire Ballistic Coefficients
- Rifle Tables – Select by Bullet
- Handgun Tables – Select by Bullet
- Silhouette Tables – Select by Bullet
- About The Authors
- 1.0 Introduction
- 2.0 The Ballistic Coefficient
- 2.2 Bigger Is Not Always Better
- 2.3 How the Ballistic Coefficient is Measured
- 2.3.1 Initial Velocity and Final Velocity Method
- 2.3.1.2 Important Precautions and Points to Consider
- 2.3.2 Initial Velocity and Time of Flight Method
- 2.3.3 Doppler Radar Method
- 2.4 Lessons Learned from Ballistic Coefficient Testing
- 2.5 Examples of Ballistic Coefficient Measurements
- 3.0 Exterior Ballistic Effects on Bullet Flight
- 3.1 Effects of Altitude and Atmospheric Conditions
- 3.2 Effects of Winds
- 3.3 Effects of Shooting Uphill or Downhill
- 3.4 Trajectory Considerations for Sighting in a Gun
- 3.4.2 Determining Zero Range from Firing Test Results
- 3.4.3 Sighting in for a Change in Shooting Location
- 3.5 Point Blank Range
- 3.6 Maximum Horizontal Range of a Gun
- 3.7 Maximum Height of Fire of a Gun
- 4.0 Six Degree of Freedom Effects on Bullet Flight
- 4.1 Basic Physical Concepts
- 4.2 Yaw of Repose and Resulting Crossrange Deflection
- 4.3 Turning of a Bullet to Follow a Crosswind and Resulting Deflections
- 4.4 Turning of a Bullet to Follow a Vertical Wind and Resulting Deflections
- 5.0 Trajectory Tables
- 6.0 Sierra’s Infinity Exterior Ballistics Software
- 2.0Â Introduction
- 3.0Â Historical Summary
- 4.0Â The Ballistic Coefficient
- 4.1 Basic Definitions
- 4.2Â Ballistic Coefficient Effects on Bullet Trajectories
- 4.3 How The Ballistic Coefficient is Measured by Firing Tests
- 4.4Â Lessons Learned From Ballistic Coefficient Measurements
- 4.5Â Ballistic Coefficient Variations with Muzzle Velocity near the Speed of Sound
- 4.6Â Ballistic Coefficient Dependence on Coning Motion
- 5.0Â Exterior Ballistics Topics
- 5.1Â Effects of Altitude and Atmospheric Conditions
- 5.2Â Effects of Altitude and Uphill/Downhill Shooting
- 5.3Â Wind Effects
- 5.3.1Â Headwinds and Tailwinds
- 5.3.2 Crosswinds
- 5.3.3Â Winds from Any Direction
- 5.4Â Changing the Zero Range
- 5.5Â Point Blank Range
- 5.6Â Muzzle Velocity Dependence on Cartridge Temperature
- 6.0Â Equations of Bullet Flight
- 6.1Â Differential Equations of Bullet Motion
- 6.2Â Drag Force and the Drag Function
- 6.3 Siacci’s Method 6.3.1 The Change of Independent VariablesÂ
- 6.3.2Â The Assumption
- 6.4 Mayevski’s Analytical Form of the Drag Mode
- 6.5Â Closed-Form Solutions for Trajectory Parameters
- 6.6Â Other Useful Equations
- 6.6.1 References
- Reload Basics
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- Featured
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- Prairie Enemy Ammunition Trajectory Information
- 223
- 204 Ruger ~ 36 Grain ~ Trajectory Chart
- 6.5 Creedmoor ~ 105 Grain ~ Trajectory Chart
- 223 Remington ~ 69 Grain ~ Trajectory Chart
- 223 Remington ~ 55 Grain ~ Trajectory Chart
- 243 Winchester ~ 70 Grain ~ Trajectory Chart
- 22-250 Remington ~ 50 Grain ~ Trajectory Chart
- 224 Valkyrie ~ 69 Grain ~ Trajectory Chart
- Game Changer Ammunition Trajectory Information
- 223 Remington ~ 64 Grain ~ Trajectory Chart
- 300 Winchester Magnum ~ 180 Grain ~ Trajectory Chart
- 300 AAC Blackout ~ 125 Grain ~ Trajectory Chart
- 308 Winchester ~ 165 Grain ~ Trajectory Chart
- 7mm Remington Magnum ~ 150 Grain ~ Trajectory Chart
- 270 Winchester ~ 140 Grain ~ Trajectory Chart
- 243 Winchester ~ 90 Grain ~ Trajectory Chart
- 6.5 Creedmoor ~ 130 Grain ~ Trajectory Chart
- 6mm Creedmoor ~ 100 Grain ~ Trajectory Chart
- 30-06 Springfield~ 165 Grain ~ Trajectory Chart
- Sports Master Ammunition
- Team Sierra
- 2020 Year In Review
- Outdoor Master Ammunition
- 9MM LUGER ~ 115 GRAIN JHP ~ Trajectory Chart
- 9MM LUGER ~ 124 GRAIN JHP ~ Trajectory Chart
- 380 AUTO ~ 90 GRAIN JHP ~ Trajectory Chart
- 40 S&W ~ 180 GRAIN JHP ~ Trajectory Chart
- 45 AUTO ~ 185 GRAIN JHP ~ Trajectory Chart
- St. Patrick’s Day Giveaway
- 6.5 Creedmoor ~ 140 Grain ~ Trajectory Chart
- 223 REMINGTON ~ 69 GRAIN MATCHKING ~ Trajectory Chart
- 223 REMINGTON ~ 77 GRAIN MATCHKING ~ Trajectory Chart
- 6MM CREEDMOOR ~ 107 GRAIN MATCHKING ~ Trajectory Chart
- 6.5 CREEDMOOR ~ 140 GRAIN MATCHKING ~ Trajectory Chart
- 308 WINCHESTER ~ 168 GRAIN MATCHKING ~ Trajectory Chart
- 308 WINCHESTER ~ 175 GRAIN MATCHKING ~ Trajectory Chart
- MatchKing Competition Ammunition
- 300 AAC Blackout ~ 115 Grain ~ Trajectory Chart
- 223 Remington ~ 55 Grain ~ Trajectory Chart
- 243 Winchester ~ 100 Grain ~ Trajectory Chart
- 357 Magnum ~ 158 Grain JHC ~ Trajectory Chart
- 223 REMINGTON ~ 77 GRAIN MATCHKING ~ FOH ~ Trajectory Chart
- 300 AAC Blackout ~ 220 Grain ~ FOH ~ Trajectory Chart
- 380 AUTO ~ 90 GRAIN JHP ~ Trajectory Chart ~ SM
- 45 Colt ~ 225 Grain JHC ~ Trajectory Chart
- 44 Magnum ~ 240 Grain JHC ~ Trajectory Chart
- 38 Special ~ 125 Grain JHP ~ Trajectory Chart
- 6.5 PRC ~ 145 Grain ~ Trajectory Chart
- 30-06 Springfield ~ 165 Grain HPBT ~ Trajectory Chart
- 30-06 Springfield ~ 180 Grain ~ Trajectory Chart
- 308 Winchester ~ 150 Grain ~ Trajectory Chart
- 308 Winchester ~ 165 Grain SBT ~ Trajectory Chart
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- 2024 Catalog
- 9mm 147gr Load Data
- Broken Record
- Missouri American Water MR340
- 2022 Missouri 3-Gun Championship
- 2022 Sierra Cup
- Bullet Improvement – #4625
- Bushing Die Will Help Increase Case Life
- Size Comparisons
- Primer Substitutions
- New Addition to Sierra Tech Team
- Barrel Cleaning Frequency
- NEW – MatchKing Competition Ammo
- Crimped in Primers
- Shortages in the Ammunition and Reloading Industries
- Reticle Subtension
- Headspacing
- Parallax Adjustment
- Why do the TGK bullets look like the TMK?
- New Bullets for 2021