short javelin's ballistics and why put fins in the middle

war dart experiments and an answer about mariano taccola darts all short javelins were shorter than 1 meter most were ~60cm 0:00 intro 0:11 Basic ballistics 0:39 the problematic javelin 2:00 how to throw short javelin with string 2:28 observations on short javs 3:24 short arrows 4:14 weathercocking 4:41 experiment 5:01 Olympic javelin- static margin 5:19 Answer to Tod's Workshop about Mariano Taccola darts 5:57 Turkish arrows-static margin Sources: @tods_workshop video: model rocket calculating the CP: javelin aerodynamics: Uwe Hohn video: Jan Zelezny : books: The Crossbow by Sir Ralph Payne-Gallwey Greek and Roman Artillery 399 BC–AD 363 by Duncan B Campbell De Ingeneis by Taccola, Mariano: