The Re-emergence Bearing at Baalbek: The Trilithon's 135° Axis as the First Post-Eclipse Sirius Alignment at 34°N

The Trilithon of Baalbek (34.00°N) — three limestone blocks each weighing 700–800 tonnes, the largest worked stones in human history — is oriented at approximately 135°. The stellar basis of this axis has never been identified: Sirius rose at approximately 117° at 3,000 BCE, and no bright star rose at 135° at any historically documented epoch. This paper presents the calculation that resolves the question and situates the result within the broader framework of the Sirius precessional eclipse. Sirius reached its precessional minimum declination of approximately −60.1° at approximately 11,820 BCE, rendering it invisible from all latitudes above approximately 30°N for several millennia. At 34.00°N, Sirius crossed below the horizon threshold at approximately 13,000 BCE and did not cross back above it until approximately 10,000 BCE; practical observability — maximum altitude above 10° — was not achieved until approximately 7,800 BCE. By 6,035 BCE, Sirius had recovered to a maximum altitude of 20° above the southern horizon and rose at 135.08° from Baalbek’s latitude: a delta of 0.08° from the Trilithon’s axis. The 135° orientation is therefore not an ancestral bearing in the abstract sense. It is the re-emergence bearing — the direction from which Sirius had been rising since its post-eclipse return to this latitude became practically usable, at approximately 1,800 years before the Trilithon’s probable construction epoch. The tradition’s builders encoded not the sky of the distant pre-eclipse past but the sky of the generation that had first seen Sirius return: the sky that the re-emergence itself defined. Corrected results for Gigal Rephaim are also presented.