This is an official definition authorised by the Astronist Institution.

Tlatelolco Pillar

tɬateˈloːɬko ˈpɪlə

noun | Archaeoastronology

an Astronic specimen from the Aztec civilisation; a porphyry pillar placed halfway up the great temple staircase in the town Tlatelolco covered in solar systems, used in calculation of eclipses, and used in human ritual sacrifice during eclipses.

Origin and etymology

  • Astro-English: from Astronese, the title Tlatelolco Pillar was ascribed to this specimen by Cometan during his initial scholarship of Aztec Astronicism.