Ballistic Cogitator

Archery trajectory calculator. Static HTML + JS; runs locally in the browser, charts via a bundled chart.js.

Model

• Bow: draw weight, draw length, brace height, efficiency, or direct v₀

override

• Arrow: total/point mass, tube material/diameter/length, fletching count,

vane shape/length/height — used for mass distribution and drag

• Environment: wind, temperature, altitude
• Output: trajectory curve, aim-above-target offset for a given distance,

target height and face size

Files

• index.html — the whole application
• lib/chart.js, lib/fonts/ — bundled dependencies

Run

Open index.html in a browser.