With the computer, no more problems stand in the way of learning and applying Solar Arcs-the simplest of astrological prediction systems, harnessing the individualized symbolism of the Sun in the mechanics of future times. Tyl presents the system's entire power potential with many case studies, plus a bounty of bonus material: Tertiary Progressions, Rectification, a 100-year quick-glance ephemeris, and an analytical synthesis of all 1,130 possible Solar Arc and Solar Arc midpoint pictures.