[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Polity, Pleasure & Law](https://indike.org/pramana/in.niti) › [Law and Social-Religious Duty](https://indike.org/pramana/in.niti.dharma) › [Times of rites](https://indike.org/pramana/in.niti.dharma.kala) › [Determination of lunar days](https://indike.org/pramana/in.niti.dharma.kala.tithi) › Tithinirnaya (Adityasuri) # Tithinirnaya (Adityasuri) (Tithinirṇaya (Ādityasūri)) तिथिनिर्णय (आदित्यसूरि) - **Language:** Sanskrit - **Date:** 0–1800 CE - **Author:** [Ādityasūri](https://indike.org/pramana/person/adityasuri) - **Text:** not yet digitised (catalogue entry) --- Source: [https://indike.org/pramana/in.niti.dharma.kala.tithi.tithinirnaya-adityasuri](https://indike.org/pramana/in.niti.dharma.kala.tithi.tithinirnaya-adityasuri) · Pramāṇa