Jyotish, Vedic Astrology, Longevity Computation.
Lagna is rising in the 9th Navamsa, then the year contributed by Lagna is 9 years. According to Varahamihira, the Navamsa method is applicable irrespective of the strength of the Lagna lord in the Navamsa. I also recommend this. BPHS 43.14–15. Lagna’s Contribution. The number of years, contributed