[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Archaeology, epigraphy and coins](https://indike.org/pramana/ins.epigraphy) › [Book of Indian Eras, with Tables for Calculating Indian Dates](https://indike.org/pramana/ins.epigraphy.cunningham-1883) › c32.3 # Book of Indian Eras, with Tables for Calculating Indian Dates c32.3 Book of Indian Eras, with Tables for Calculating Indian Dates c32.3 - **Language:** English ### [c32.3](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c32.3) As these intercalary months also consist of 30 or 29 days, the cycle of 19 years is thus made to consist of 19 × 12 = 228 + 7 = 235 lunations. The Hindu luni-solar year, therefore, agrees very closely with the Greek cycle of Meton, which also consisted of 19 solar years, or 235 lunations. The seven intercalary months of Meton were inserted in the following years: 3, 5, 8, 11, 13, 16, 19. - [Previous: c32.2](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c32.2) - [Next: c32.4](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c32.4) - [Up: c32](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c32) --- Source: [https://indike.org/pramana/ins.epigraphy.cunningham-1883.c32.3](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c32.3) · Pramāṇa