[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Astronomy & Mathematics](https://indike.org/pramana/in.astro) › [Calendar and time-reckoning](https://indike.org/pramana/in.astro.kala) › Months, seasons, intercalation and solar ingresses # Months, seasons, intercalation and solar ingresses (Māsa, Ṛtu, Adhimāsa and Saṅkrānti) Works on solar and lunar months, seasons, solar ingresses (saṅkrānti, ṣaḍaśīti, viṣuva), and intercalary or decayed months (adhimāsa, malamāsa, kṣayamāsa). - **Contents:** 21 works, 0 readable ## Contents (21) - [Adhimasapariksha (Adhimāsaparīkṣā)](https://indike.org/pramana/in.astro.kala.masa.adhimasapariksa) — Sanskrit; Durgāprasāda; catalogued, text not yet digitised - [Adhisamvatsaradinirnaya (Adhisaṃvatsarādinirṇaya)](https://indike.org/pramana/in.astro.kala.masa.adhisamvatsaradinirnaya) — Sanskrit; catalogued, text not yet digitised - [Malamasanidarshika (Malamāsanidarśikā)](https://indike.org/pramana/in.astro.kala.masa.malamasanidarsika) — Sanskrit; catalogued, text not yet digitised - [Masadevata (Māsadevatā)](https://indike.org/pramana/in.astro.kala.masa.masadevata) — Sanskrit; catalogued, text not yet digitised - [Masadidevata (Māsādidevatā)](https://indike.org/pramana/in.astro.kala.masa.masadidevata) — Sanskrit; catalogued, text not yet digitised - [Masadyadhishthanadevatanirnaya (Māsādyadhiṣṭhānadevatānirṇaya)](https://indike.org/pramana/in.astro.kala.masa.masadyadhisthanadevatanirnaya) — Sanskrit; catalogued, text not yet digitised - [Masanadika (Māsanāḍikā)](https://indike.org/pramana/in.astro.kala.masa.masanadika) — Sanskrit; catalogued, text not yet digitised - [Masanighantu (Māsanighaṇṭu)](https://indike.org/pramana/in.astro.kala.masa.masanighantu) — Sanskrit; catalogued, text not yet digitised - [Masaritulakshana (Māsaṛtulakṣaṇa)](https://indike.org/pramana/in.astro.kala.masa.masartulaksana) — Sanskrit; Sumaṅgala; catalogued, text not yet digitised - [Ritunirnaya (Ṛtunirṇaya)](https://indike.org/pramana/in.astro.kala.masa.rtunirnaya) — Sanskrit; Vaidyanātha; catalogued, text not yet digitised - [Ritunirupana (Ṛtunirūpaṇa)](https://indike.org/pramana/in.astro.kala.masa.rtunirupana) — Sanskrit; catalogued, text not yet digitised - [Ritupakshika (Ṛtupakṣikā)](https://indike.org/pramana/in.astro.kala.masa.rtupaksika) — Sanskrit; Kavi Maṇḍana; catalogued, text not yet digitised - [Shadashityadinirnaya (Ṣaḍaśītyādinirṇaya)](https://indike.org/pramana/in.astro.kala.masa.sadasityadinirnaya) — Sanskrit; catalogued, text not yet digitised - [Sankramanirnaya (Saṅkramanirṇaya)](https://indike.org/pramana/in.astro.kala.masa.sankramanirnaya) — Sanskrit; Vīrarāghava Yatīndra; catalogued, text not yet digitised - [Sankrantipadaka (Saṅkrāntipadaka)](https://indike.org/pramana/in.astro.kala.masa.sankrantipadaka) — Sanskrit; catalogued, text not yet digitised - [Sankrantirtu (Saṅkrāntirṭu)](https://indike.org/pramana/in.astro.kala.masa.sankrantirtu) — Sanskrit; catalogued, text not yet digitised - [Sankrantivivarana (Saṅkrāntivivaraṇa)](https://indike.org/pramana/in.astro.kala.masa.sankrantivivarana) — Sanskrit; catalogued, text not yet digitised - [Sankrantivritta (Saṅkrāntivṛtta)](https://indike.org/pramana/in.astro.kala.masa.sankrantivrtta) — Sanskrit; catalogued, text not yet digitised - [Simhasthamakarastagurunirnaya (Siṃhasthamakarastagurunirṇaya)](https://indike.org/pramana/in.astro.kala.masa.simhasthamakarastagurunirnaya) — Sanskrit; Govinda; catalogued, text not yet digitised - [Shunyakshayamasanirnaya (Śūnyakṣayamāsanirṇaya)](https://indike.org/pramana/in.astro.kala.masa.sunyaksayamasanirnaya) — Sanskrit; catalogued, text not yet digitised - [Vishupaddhati (Viṣupaddhati)](https://indike.org/pramana/in.astro.kala.masa.visupaddhati) — Sanskrit; catalogued, text not yet digitised --- Source: [https://indike.org/pramana/in.astro.kala.masa](https://indike.org/pramana/in.astro.kala.masa) · Pramāṇa