Navamsa (D9) Chart Calculator: Read Marriage and Planet Strength

Use the most exact birth time you have. The Navamsa Lagna changes sign about every 13 minutes, so a small error can change the chart.

How Is the D9 Chart Calculated?

Each 30° sign is divided into 9 equal parts of 3°20′. These are the Navamsas, and there are 108 of them across the zodiac. Each Navamsa is as wide as a nakshatra pada. So the 108 Navamsas line up with the 108 padas, which the nakshatra calculator shows for your Moon.

A planet's degree decides which Navamsa it falls in. The nature of the sign then decides where the counting starts:

• Movable signs (Aries, Cancer, Libra, Capricorn): count the Navamsas from the same sign
• Fixed signs (Taurus, Leo, Scorpio, Aquarius): count them from the 9th sign
• Dual signs (Gemini, Virgo, Sagittarius, Pisces): count them from the 5th sign

The table shows where the count starts for each sign. Fire signs start from Aries, earth signs from Capricorn, air signs from Libra and water signs from Cancer.

Sign	Type	Navamsas start from
Aries	Movable	Aries
Taurus	Fixed	Capricorn
Gemini	Dual	Libra
Cancer	Movable	Cancer
Leo	Fixed	Aries
Virgo	Dual	Capricorn
Libra	Movable	Libra
Scorpio	Fixed	Cancer
Sagittarius	Dual	Aries
Capricorn	Movable	Capricorn
Aquarius	Fixed	Libra
Pisces	Dual	Cancer

A Worked Example

Say the Lagna is at 17° Taurus. That falls in the 6th Navamsa, which runs from 16°40′ to 20°. Taurus is a fixed sign, so the count starts from Capricorn, the 9th sign from Taurus. The 6th sign from Capricorn is Gemini, so the Navamsa Lagna is Gemini.

Understanding Your D9 Chart Result

Your result shows 3 things:

• D9 Lagna: the ascendant of your Navamsa chart
• D9 chart: the full Navamsa chart with every planet placed
• Planets in Navamsa (D9): the Navamsa sign each planet occupies

The Navamsa Lagna

Every house in the D9 is counted from the Navamsa Lagna. It is used to read:

• How a person matures in their inner nature
• Patterns in long-term relationships and marriage
• How the strength of each planet develops over time

The Rasi Lagna or rising sign shows visible traits and the life path. The Navamsa Lagna shows what lies beneath them and what takes shape over a lifetime, especially in dharmic matters.

Planetary Positions in the D9

Most planets change sign between the Rasi chart and the D9. Astrologers use the D9 position to judge:

• Whether a planet keeps its strength across the divisional charts
• Its role in marriage and relationships
• Its capacity to give stable results in its dasha

A planet in the same sign in the D1 and the D9 is vargottama, which supports steady results. The Vargottama calculator lists every vargottama planet in your chart.

The D9 sign of your Atmakaraka is the Karakamsha. The 12th sign from it points to your personal deity, which the Ishta Devata calculator works out for you.

The 12 Houses of the D9 Chart

Each house in the Navamsa shows how one area of life develops over time, mainly in marriage, inner maturity and dharma. Here is a general guide to planets in each house of the D9.

1st House (Navamsa Lagna)

• Core character, personal conduct and long-term identity
• Planets here shape how a person acts in private and in close partnerships
• Strong benefics: steady character, grace and inner clarity
• Malefics: more effort is needed to keep the ego in balance

2nd House

• Family values in marriage, speech and communication with the spouse
• How money is handled within the partnership
• Strong Venus or Mercury: easy, pleasant communication
• Malefics: speech needs care, and household matters need patience

3rd House

• Effort within marriage, and relations with the spouse's siblings or community
• Willingness to cooperate, express needs and settle differences
• Mars here gives courage or confrontation, according to its dignity

4th House

• Emotional security and the home life of the marriage
• Shared residence and emotional trust
• Benefics support peace at home, and Saturn can bring some detachment

5th House

• Love, creativity and children in the marriage
• Emotional compatibility and shared joy
• Jupiter or the Moon here: a caring emotional bond

6th House

• Duties, debts and disagreements within the marriage
• Imbalances that the two partners work through together
• Strong malefics: a tendency toward disputes or legal matters

7th House

• The main indicator of the spouse and the marriage
• A planet here shows the partner's traits and the pattern of the marriage
• Venus or Jupiter: a supportive marriage. Saturn or Rahu: delay or unconventional themes.

8th House

• Shared resources, intimacy and matters kept private
• Deep change that comes through marriage
• Malefics: openness and trust between partners need attention

9th House

• Shared beliefs, dharma in the partnership and spiritual growth
• A planet here shows the attitude toward tradition, ritual and higher values in marriage
• Jupiter or the Sun: steady dharmic values

10th House

• The public side of the relationship and duty toward the marriage
• How the marriage affects status or career
• Saturn: long-term duty. Mars: active involvement, with some stress.

11th House

• Fulfilment, shared goals and gains through marriage
• Social life and common ambitions
• Benefics: support for growing together

12th House

• Private life, expenses and time spent apart
• Foreign or spiritual themes in the marriage
• Venus: sensual depth. Ketu: detachment.

Planets in Signs in the D9 Chart

• A planet in its own or exaltation sign in the D9 often regains strength, even when it is weak in the D1
• A planet debilitated in the D9 gives less reliable results, especially in marriage
• Venus in Pisces or Jupiter in Cancer in the D9 can give steady results in relationships and dharma
• Rahu and Ketu in the D9 often show karmic patterns tied to commitment, privacy or past-life debts

Judge each of these positions together with:

• The house the planet occupies from the Navamsa Lagna
• Its dignity and sign
• Conjunctions and aspects within the D9
• Support or contradiction from the D1 chart

Learn More About the Navamsa Chart

To understand why the D9 matters and how to read it, see Navamsa (D9) Chart in Vedic Astrology. To see what the chart says about the spouse and the marriage, read How the D9 Chart Reveals Your Spouse.

Frequently asked questions

What is a D9 chart?

The D9, also called the Navamsa or the 9 chart, is the 9th divisional chart. Each sign is split into 9 parts of 3°20′. Astrologers read it for marriage, the spouse, dharma and the real strength of each planet.

Why is my planet in a different sign in the D9 chart?

The D9 is calculated from the exact degree of each planet in the Rasi chart. Each 30° sign is split into 9 parts, so a planet often lands in a different sign in the Navamsa. That D9 sign shows how the planet's results unfold over time.

Can the D9 chart change if my birth time is slightly off?

Yes. The Navamsa Lagna moves into a new sign about every 13 minutes. When the Lagna sits near the edge of a Navamsa, a few minutes can shift it. The Lagna and the Moon are the most sensitive, since they move fastest.

Should I read my D9 chart or birth chart first?

Start with the birth chart (Rasi or D1). The D9 refines what the birth chart shows and confirms how strong each planet is.

What if my planet is exalted in D1 and debilitated in D9?

The planet's outer promise is strong, and its ability to sustain results over time may be limited. Read both charts together. Such a planet can give results that last a shorter time or come with inner strain.

What does the D9 chart reveal about marriage?

It shows the nature of the marriage, the spouse's behaviour and how the relationship matures. The key indicators are the 7th house of the D9, its lord, and Venus and Jupiter, the natural significators of marriage.

Is Vargottama always good?

Vargottama means a planet keeps the same sign in the D1 and the D9, so its results stay consistent. A well-placed vargottama planet gives steady good results. A malefic in a difficult position gives its difficult results just as steadily.