Peaceful. Precise. Armed.
Part of the geladen.ch ballistics suite. Successor to the standalone TARAN tool. 1. What this tool is for Every shooter has a number they quote for their rifle. It is almost always wrong, and it is almost always wrong in the same direction: too optimistic. The reason is not dishonesty, it is arithmetic. The traditional […]
The first post ever published on this site said, in its entirety: Migration is in progress. That was a while ago. The migration is over. Here is what came out of it. → https://bc.geladen.ch geladen.ch ballistics — a client-side suite for small-arms external ballistics. Trajectory, hit probability, drag curves, your rifles and your bullets, a […]
A report on replacing a closed-form empirical spin drift formula with a physics-based model, and what happened when the result was checked against an independent, modern measurement source. Disclaimers Disclaimer 1 I am no ballistician. I am no mathematician. I am no physicist. I got my diploma 30 years ago, and my brain has not […]
Nota Bene: this post contains excerpts from the Labradar user manual and quick start guide available at the official site here: https://mylabradar.com/download/. These, contrary to most of the rest of this site, are certainly not under WTFPL; I hope Labradar would not mind me repeating their instructions. 1. Read the Labradar manual, at least the […]
Everything listed here is free and open source software. Enjoy. It all moved: geladen.ch ballistics → https://bc.geladen.ch Everything on this page now lives in one app. Trajectory gives you drop, windage, velocity and time of flight at any distance, with a full 4DOF Modified Point Mass engine underneath when you ask for it. Hit Probability […]
For those who care, this is tabbed data for Trasol solver app review. ScenarL .224 69gr, V0 830 m/s, BC G7 0.171 Dist, m Mach Doppler Trasol JBM+G7 200 1.938 0.6 0.6 0.6 300 1.712 1.5 1.5 1.5 400 1.499 2.8 2.7 2.7 500 1.299 4.3 4.3 4.2 600 1.112 6.2 6.1 6 700 0.96 8.5 […]
Motivations, intentions and disclaimers (brace for impact) This review has been written as a follow-up to this heated and particularly entertaining thread at Sniper’s Hide forums (UPD 2020: since that time, Sniper’s Hide moved back from scout.com to the original domain. As a result, all those moments will be lost in time, like tears in rain. But […]
Latest version (get this one): 2016-01-12 v.1.1 (yojeg1)https://bc.geladen.ch/taran/download/taran-1.1.zip Version history (for information only, not needed to run the app):https://bc.geladen.ch/taran/VERSION-HISTORY.txt Old versions (don’t use them): 2015-06-02 v.1.0 (yojeg)https://bc.geladen.ch/taran/download/taran-1.0.zip 2015-02-10 v.0.6b (povidlo6)https://bc.geladen.ch/taran/download/taran-0.6b.zip 2015-01-23 v.0.5b (povidlo5)https://bc.geladen.ch/taran/download/taran-0.5b.zip 2015-01-20 v.0.4b (povidlo4)https://bc.geladen.ch/taran/download/taran-0.4b.zip 2015-01-19 v.0.3b (povidlo3)https://bc.geladen.ch/taran/download/taran-0.3b.zip 2015-01-16 v.0.2b (povidlo2)https://bc.geladen.ch/taran/download/taran-0.2b.zip 2015-01-15 v.0.1b (povidlo)https://bc.geladen.ch/taran/download/taran-0.1b.zip
Original publication date: 2015-01-21 Introduction How often we see Internet snipers posting 5 shot groups to “prove” precision of their rifles, and other Internet snipers drawing thoughtful conclusions on that basis? I have seen too many; anyone of us who has shot more than one 5 (or 3 or 10) shot group in his life […]
D.M., may his days be blessed, done the English translation of the “Inclined fire” series of articles (and that was the start of guns.ptosis.ch). He is too modest to claim proper credit, but without his help this site would not be. My gratitude is as deep as thorough. This is 2020 version of the article […]