RUDOLFINE TABLES // TYCHO BRAHE & KEPLER

Planispheric Brass Astrolabe

Rotate the engraved brass rete and alidade rule across the celestial ecliptic to compute planetary longitudes over Prague.

Sidereal Epoch Rotation (Days) Day +142

SOL (ECLIPTIC LONGITUDE)138.4° LEO

VENUS (MORNING STAR)212.1° SCORPIO

MARS (RETROGRADE ARC)074.9° GEMINI

JUPITER (JOVIAN NODE)319.0° AQUARIUS