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We live in the golden age of reloading and ballistics. Never before have so many top of the line components, tools and techniques been available to handloaders. Possibly the most benefical aspect of reloading is the personal computer. For the first time we have a light, compact powerful computing tools for running the complicated calculations needed to predict the flight of a supersonic bullet over great distances with exacting precision. Coupled with affordable chronographs, the reloader or long distance shooter has all the tools needed to produce accurate ballistic tables. Portbale computers allow ballistic tables to be modified on the spot to allow for varying atmospheric conditions. Below you will find downloadable calculators of various types. All these calculators require MS Excel to run. The Ballictic Coefficient Chart contains both BC's and SD's (sectional density) for hundreds of bullets, arranged by calibre. The BC Chart requires MS Word to run. The Ballistic Computer runs in Excel and was tested against several different ballistic computers available on the internet. It gave comparable data to all of them. The one thing that none of the other ballistic computers do is to calculate Come-Ups. Come-Ups will be familiar to older verterans but are virtually unknown to modern shooters. Come-Ups are the number of clicks required to bring the sight up to a specific range. By adjusting the sight a known number of clicks, the hold-over guessing is eliminated. It also allows the shooter to use the same point of aim for any range. This is very important when using a scope as it is very difficult to reliably guess where to hold on a reticle with no elevation or windage dots. |
Exterior Ballistics |
Sniper Ballistic Computer |
| Ranging Ballistic Computer - GPS Ranging | |
Bullets |
Stability Computer |
| Caliber Twist Rate Chart | |
| Ballistic Coefficients Chart - Centerfire | |
| Ballistic Coefficients Chart - Rimfire | |
| Sectional Density Calculator | |
Misc |
Conversions Table |
| MIL Dot Range Charts | |