The main chart, or the birth chart (Rashi chart), gives an overall view of your life, but while this chart is a good overview of who you are and what makes you who you are, it isn't concise enough ...
The Navamsa chart (D9 chart) is a divisional chart that refines and deepens the interpretations of your Rashi chart (birth chart). While the Rashi chart shows the overall blueprint of your life ...