Divisional charts can be simply understood as various divisions of signs and these divisions of signs are again mapped to signs called D-charts. Each divisional chart has some or the other significance.

Astrology is a science based of calculations and predictions. Predictions of a horoscope is not possible just on the basis of Natal Chart rather it requires an indepth study of other Divisional charts related to the query.

Divisional charts based on divisions between 1 and 12 show physical matters.such as Body, wealth, residence, wife, children, parents

D-1  Divisional chart is known as Rasi Chart signifies the Existence at the physical level

D-2 Divisional chart is known as Hora chart signifies Wealth and money

D-3 Divisional chart is known as Drekkana signifies everything related to brothers and sisters

D-4 Divisional chart is known as Chaturthamsa signifies residence, houses owned, properties and fortune

D-5 Divisional chart is known as Panchamsa signifies Fame, authority and power

D-6 Divisional chart is known as Shashthamsa is related to Health troubles.

D-7 Divisional chart is known as Saptamsa indicate everything related to children (and grand-children)

D-8 Divisional chart is known as Ashtamsa signifies sudden and unexpected troubles, litigation etc

D-9 Divisional charts is known as Navamsa signifies Marriage and everything related to spouse, dharma (duty and
righteousness) , interaction with other people, basic skills, inner self etc.

D-10 Divisional charts is known as Dasamsa signifies career, activities and achievements in society

D-11 Divisional charts is known as Rudramsa signifies Death and destruction

D-12 Divisional charts is known as Dwadasamsa signifies everything related to parents (also uncles, aunts and grand-parents)

Divisional charts based on divisions between 13 and 24 (i.e. D-16, D-20 and D-24) shows matters that exist at the mental plane such as sense of pleasure and unhappiness, religiousness, learning and knowledge

D-16 Divisional charts is known as Shodasamsa signifies Vehicles, pleasures, comforts and discomforts

D-20 Divisional charts is known as Vimsamsa signifies Religious activities and spiritual matters

D-24 Divisional charts is known as Chaturvimsamsa signifies Learning, knowledge and education

Divisional charts based on divisions between 25 and 36 (i.e. D-27 and D-30) operate in the plane of sub-consciousness i.e. One’s strengths, weaknesses, inherent nature, evils, certain psychological imbalances

D-27 Divisional charts is known as Nakshatramsa signifies strengths and weaknesses, inherent nature

D-30 Divisional charts is known as rimsamsa signifies evils and punishment, sub-conscious self, some diseases

Divisional charts based on divisions above 36 (i.e. D-40, D-45 and D-60) operate in a kaarmic plane of existence that is above physical self, mind and sub-conscious self.

D-40 Divisional charts is known as Khavedamsa signifies auspicious and inauspicious events

D-45 Divisional charts is known as Akshavedamsa signifies all matters

D-60 Divisional charts is known as Shashtyamsa signifies karma of past life, all matters