🌟 Vedic Astrology Learning & Testing Interface

Learn Vedic astrology calculations and test LLM outputs against ground truth. Perfect for understanding how astronomical computations work in Jyotish.

📝 Input Parameters

Select the date for calculations

Time in 24-hour format (e.g., 18:19 for 6:19 PM)

⚠️ Note: For chart 28236, enter 18:19 (not 17:19) to match 06:19:00 PM

⚠️ Important: Ascendant and houses depend on exact time. For Indian locations, select IST (UTC+5:30). The main chart uses timezone offset 5.5 hours.

Location latitude (e.g., 19.0760 for Mumbai)

Location longitude (e.g., 72.8777 for Mumbai)

Ayanamsa system (Tropical to Sidereal conversion)

House division system

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📚 Quick Reference

Key Concepts:

  • Longitude: Position in degrees (0-360°)
  • Sign (Rashi): 12 signs, each 30° wide
  • Nakshatra: 27 lunar mansions, each ~13.33°
  • Tithi: Lunar day (1-30) based on Sun-Moon angle
  • Ayanamsa: Difference between Tropical & Sidereal (~24°)

Formulas:

  • Tithi: (Moon - Sun) / 12
  • Nakshatra: Moon / 13.33
  • Yoga: (Sun + Moon) / 13.33
  • Sidereal: Tropical - Ayanamsa
  • Sign: int(Longitude / 30)