In Hinduism, Agastya also transliterated as Agathiar, Agasthiar, Agastyar and in other ways) is a legendary Vedic sage or rishi. He is in some ways regarded as the patron saint of much of the south India.
Astroccult Rahu Kalam Calculator is a software tool to calulate accurately Rahu Kalam (Rahu Kaal), YamaGandam and Gulika Kalam. In Indian Astrology, Rahu Kalam, YamaGandam and Gulika Kalam are inauspicious periods of time in a day which are avoided.