Alcyone Ephemeris
Alcyone ephemeris is an accurate and fast astronomial ephemeris calculator covering the period 3000 BC to AD 3500. Itcalculates heliocentric, geocentric, and topocentric positions of the Sun (Earth), Moon, and planets in ecliptical, equatorial, and horizontalcoordinates, with optional corrections for parallax and refraction; rectangular coordinates, velocity, acceleration, apparent diameter,magnitude, phase, lunar libration, orbital elements, differences...
Tags: ephemerides, astronomy, planetary positions, lunar positions, celestial mechamics,
