Rev 12 on Rosh Hashanah with Spica as Anchor
Executive Summary Definitions (informal): Geometry on 1 Tishri (“Spica window”): Link between Nisan and Tishri: Spica‑anchored feasibility condition (with a lateness cap δ ≤ δ_max): Working constant today: D(2025) ≈ 24.2 deg (± about 1 deg). Hard‑stop years (future), using the one‑line formula below: “Constellation‑only” outer bound (ignore Spica; require only “Sun in Virgo by … Read more