The Shodash Vargas are the sixteen charts which are the basic any horoscope analysis. Those who do not see these horoscope miss out on their predictions. I whenever analyse a horoscope habitually look and analyse all these divisional charts and then only reach out to any conclusion .

Let us understand what all these divisional charts are and what all they are meant for.
1. Lagna or Rashi chart (Dl) for physical well being.
2. Hora chart (D2) for wealth & prosperity.
Degrees of Planet
Planet in       Sun’s Hora       Moon’s Hora
Odd sign        0-15D    16D-30°
Even sign       16°- 30D 0-15°
3.  Drekkana (D3) for brother, sister & their welfare.
> I Division – same sign.
> II Division – 2nd sign from 5th sign.
> III Division – 3rd sign from 9th sign.
4. Chaturthamsha (D4) for luck, residence.
> I Division – same sign.
> II Division – 2nd sign from 4th sign.
> III Division – 3rd sign from 7th sign.
> IV Division – 4th sign from 10th sign.
5. Saptamsha (D-7) for children, Grand children, character and, temperament.
> Odd sign – Div. No. from same sign.
> Even sign – Div. No. from 7th sign.
6. Navamsha (D9) for spouse, general fortune (Alternate Birth Chart).
> Movable sign – Div. No. from same sign.
> Fixed sign – Div. No. from 9th sign.
>  Dual sign – Div. No. from 5th sign.
7. Dashamsha (D10) for Profession, Specific Benefit.
> Odd sign – Div. No. from same sign.
> Even sign – Div. No. from 9th sign.

8.    Dwadashamsha (D12) for father & mother.
>  Div. No. from same sign.
9. Shodashamsha (D-16) for pleasures and troubles from vehicles, horses & elephants etc.
> Movable sign: Div. No. from Aries.
> Fixed sign  : Div. No. from Leo.
> Dual sign    : Div. No. from Sagittarius.
10. Vimshamsha (D20) for spiritual pursuits, penance.
> Movable sign: Dual sign from Aries.
> Fixed sign: Dual sign from Sagittarius.
> Dual sign: Dual sign from Leo.
11. Charturvimshamsa: (D24) (Also known as Sidhamsha) for education, learning.
♦ Odd sign: Div. No. from Leo
♦ Even sign: Div. No. from Cancer
12. Bhamsha (D27) (Also called Sapta-vimshamsha) for strength & weakness.
> Fiery : Div. No. from Aries
> Earthy      : Div. No. from Cancer
> Airy : Div. No. from Libra
> Watery      : Div. No. from Capricorn
13. Trirmshamsha (D30) for miseries, trouble.
Odd sign of planet (Sign)       Div. No.        Even sign of planet (Sign)
(0°-5°) Ma(l)    I  (0°-5°) Ve(2)
(5°-\0°) Sa(ll) II  (5°-12°)  Me (6)
(10°-18°) Ju (9)        III      (12°-20°) Ju(12)
(18°-25°)Me (3) IV      (20°-25°) Sa(lO)
(25°-30°) Ve (7)        V       (25°-30°) Ma (8)

14. Khavedamsha (D40) for auspicious, inauspicious happenings.
♦ Odd sign: Div. No. from Aries.
♦ Even sign: Div. No. from Libra.
15. Akshavedamsha (D45) for all things combined.
> Movable sign: Div. No. from Aries
> Fixed sign: Div. No. from Leo
> Dual sign: Div. No. from Sagittarius
16. Shashtiamsha (D60)
>  No of D60 div. (10 each) from sign concerned.