Navamsa is a Divisional Chart which has been given immense Importance in Vedic Astrology. It is also Known as D9 chart in Vedic Astrology as well. Navamsa simply Means Nine Amsa. Here Amsa means division. So Navamsa Simply Means 9th Division of a Sign. Every Sign is consists of 30 degree and when it is divided in 9 part or division, each Part or Division is Known as Navamsa. So in this Way a New chart is created which is more Minute than the main birth chart. This is called as Navamsa Chart. If it is Used properly, it can prove great help to prediction. Every learned Astrologer and Every Good Book of Astrology has given stress to the use of D9 Chart.
The Significance of Navamsa has been accepted in Nadi astrology also. In Chandrakala Nadi various Sutra or combinations has been given about the use of Navamsa. As Per the Karma Theory, Natal Chart indicates the Sanchita Karma and Navamsa Chart indicates the prarabdha Karma. It is also very important Chart for Spiritual Progress and religious Matters. A person who wants to progress in Spiritual path should have a Strong indication in his D9 Chart. The Ishta Devata whom a person should worship for Religious enlightenment is derived with the help of D9 chart. The Placement of Atmakaraka Planet in this Chart will tell you about this. You can read our discussion about Atmakaraka Planet and Ishta Devata.