How Thithi is calculated
Moon longitude - Sun longitudeangular distance
1 Thithi12°
Total Thithis30
Formulafloor(elongation ÷ 12) + 1
Thithi
Thithi is the Moon-Sun angular distance. One thithi equals 12 degrees of separation between Moon and Sun.
Two Pakshas
The 30 thithis are split into two halves.
1 - 15Shukla / வளர்பிறை
16 - 30Krishna / தேய்பிறை
15thPournami / Full Moon
30thAmavasya / New Moon
Shukla Paksha / வளர்பிறை
1. Prathamai2. Dvitiya3. Tritiya4. Chaturthi5. Panchami
6. Shashti7. Saptami8. Ashtami9. Navami10. Dashami
11. Ekadashi12. Dwadashi13. Trayodashi14. Chaturdashi15. Pournami
Krishna Paksha / தேய்பிறை
16. Prathamai17. Dvitiya18. Tritiya19. Chaturthi20. Panchami
21. Shashti22. Saptami23. Ashtami24. Navami25. Dashami
26. Ekadashi27. Dwadashi28. Trayodashi29. Chaturdashi30. Amavasya
Progress shown in Panchangam
The Thithi card progress bar shows how much of the current 12° thithi is completed.
0%Thithi just started
50%6° completed
100%next thithi begins