Vakya Panchangam Jathagam Updated Jun 2026

# 6. Generate Navamsam (D9) navamsa_positions = calculate_navamsa(positions)

| Feature | Vakya Panchangam | Drik (Modern) | Surya Siddhanta | |---------|------------------|----------------|------------------| | Basis | Ancient mnemonic verses | True astronomical positions | Mathematical model (c. 400 CE) | | Accuracy | Approx. ±0.5°–1° for Moon | High (arcseconds) | Moderate | | Ayanamsa | Unique Tamil zero point | Lahiri (most common) | Different (e.g., Yukteshwar) | | Use today | Temples (Tamil/Kerala), traditional marriages, Pooja timings | General astrology | North Indian panchangams | | Nakshatra error vs sky | Up to 2 days shift possible | Very low | Low | vakya panchangam jathagam