[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [The Astronomical Observatories of Jai Singh](https://indike.org/pramana/ins.science.kaye-1918) › c8.9 # The Astronomical Observatories of Jai Singh c8.9 The Astronomical Observatories of Jai Singh c8.9 - **Language:** English ### [c8.9](https://indike.org/pramana/ins.science.kaye-1918.c8.9) (\*a₁\*) Longest day 33—30 AVANTI. - [Previous: c8.8](https://indike.org/pramana/ins.science.kaye-1918.c8.8) - [Next: c8.10](https://indike.org/pramana/ins.science.kaye-1918.c8.10) - [Up: c8](https://indike.org/pramana/ins.science.kaye-1918.c8) --- Source: [https://indike.org/pramana/ins.science.kaye-1918.c8.9](https://indike.org/pramana/ins.science.kaye-1918.c8.9) · Pramāṇa