Archaeoastronomy and Old Javanese calendar toolkit in a single HTML file: Sun/Moon ephemeris, wuku, inscription date conversion (Damais database), ΔT and IERS EOP. Offline-capable, installable PWA.
astronomy ephemeris panchanga vsop87 saka elp2000 wuku archaeoastronomy gnomon javanese-calendar old-javanese prasasti
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Updated
Nov 1, 2026 - HTML