Hamburg School of Astrology
The German Hamburg School of Astrology (root school of the international Uranian Astrology offshoot) is a school of astrology based on the teachings of surveyor, astrologer and amateur astronomer Alfred Witte. It is characterized by use of astrological midpoints and eight astronomically-deduced hypothetical points, expanding the framework beyond traditional astrology.
Source: Wikipedia — Hamburg School of Astrology (CC BY-SA 4.0)