D6 Chart (Shashtamsa) in Vedic Astrology: How to Analyze Health, Disease & Karmic Suffering — Step-by-Step Guide
Last Updated on March 26, 2026 by Vedic Raj Astrology
D6 Shashtamsa Chart in Vedic Astrology

D6 Chart (Shashtamsa) reveals hidden health karma, disease patterns, and chronic suffering in Vedic astrology
How to Analyze the D6 Chart Step-by-Step (Health, Disease & Karmic Suffering)
Many people ask why certain health problems repeat in life even after treatment, lifestyle changes, or remedies.
In Vedic Astrology, the answer is often hidden in a special divisional chart called the D6 Chart, also known as Shashtamsa.
This chart reveals:
- Hidden health karma
- Disease tendencies
- Physical suffering patterns
- Karmic illnesses from past life actions
Understanding the D6 chart analysis method can help you identify the root cause of suffering and the correct planetary alignment needed to reduce it.
📋 Table of Contents
- What Is the D6 Chart?
- Why Is the D6 Chart Important?
- How Is the D6 Chart Calculated?
- D6 Chart Analysis Step by Step Guide
- Common Mistakes People Make While Reading the D6 Chart
- Role of Each Planet in D6 Chart
- Key Houses for Health in D6 Chart
- Frequently Asked Questions
- Conclusion
1. What is the D6 Chart (Shashtamsa)?
The D6 chart is a divisional chart derived from the birth chart (D1).
It specifically represents:
• Diseases
• Health struggles
• Physical suffering
• Pain and obstacles in the body
• Hidden karmic health patterns
In Sanskrit, Shashtamsa means “one-sixth division.”
Each zodiac sign (30°) is divided into 6 parts of 5 degrees each, creating the D6 divisional chart.
While the D1 chart shows general health, the D6 chart reveals the deeper karmic reason behind diseases and suffering.
2. Why Is the D6 Chart Important?
Most astrologers only analyze the 6th house in the birth chart but that gives only surface level information.The D6 chart reveals the deeper layer of health karma. Here’s what it primarily reveals:
- Chronic or hidden diseases — illnesses that may not show clearly in the D1 chart
- Enemies and competition — both visible rivals and hidden adversaries
- Karmic debts (Rinanubandha) — suffering carried from past lifetimes
- Overall vitality and immunity of the physical body
- Litigation, legal troubles, and court cases
- Pets and small animals (a secondary signification)
- Daily service, routine work, and workplace conflicts
“The D6 chart is the fingerprint of karma — it shows what challenges the soul agreed to carry into this lifetime.”
3. How Is the D6 Chart Calculated?
You don’t need to calculate it manually — any software like Jagannatha Hora will generate it instantly. But understanding the math helps you trust the output.
The Calculation Logic (Cyclical Method)
Each zodiac sign spans 30°. The D6 divides this into 6 equal parts of 5° each. This method is called Cyclical Shashtamsha:
- Odd signs (Aries, Gemini, Leo, Libra, Sagittarius, Aquarius) → The 1st part always occupies Aries, and the remaining parts move forward in order.
- Even signs (Taurus, Cancer, Virgo, Scorpio, Capricorn, Pisces) → The 1st part always occupies Libra, and the remaining parts move forward in order.
Here is the complete reference table showing which D6 sign each part falls in:
| Part | Degrees (within sign) | Odd Signs → D6 Sign | Even Signs → D6 Sign |
|---|---|---|---|
| 1 | 0° – 5° | Aries | Libra |
| 2 | 5° – 10° | Taurus | Scorpio |
| 3 | 10° – 15° | Gemini | Sagittarius |
| 4 | 15° – 20° | Cancer | Capricorn |
| 5 | 20° – 25° | Leo | Aquarius |
| 6 | 25° – 30° | Virgo | Pisces |
Suppose your Sun is at 17° Aries. Aries is an odd sign. The 4th part covers 15°–20°, which maps to Cancer. So your Sun’s D6 sign is Cancer.
4. D6 Chart Analysis Step-by-Step Guide
Follow these steps in order. Each step builds on the previous one, giving you a complete, layered picture of what the D6 is saying.
Step 1: Check the D6 Chart Ascendant (Lagna)
The D6 Lagna represents the body’s ability to fight disease.
Ask these questions:
• Which sign is rising in D6 chart?
• Who is the Lagna lord?
• Is the Lagna lord strong or weak?
If the D6 Lagna lord is strong, the native can recover quickly from diseases.
If the D6 Lagna lord is weak or afflicted, health problems may become chronic.
Example:
If Saturn is Lagna lord and afflicted, diseases may be long-lasting or slow healing.
Note – Also note any planets sitting in the Lagna — they directly influence health. If lagna is afflicted by maximum malefic planets or any benefic placement but debilitated or enemy sign placement in lagna can create serious problems by that planets respective dasha periods.
Step 2: Analyze the 6th House of D6 Chart
The 6th house in D6 is the most important house.
It shows:
• Disease source
• Type of illness
• Physical suffering patterns due to enemies , debts and court cases
Important points to check:
• Planets placed in the 6th house
• The strength of the 6th lord
• Aspects on the 6th house
If malefic planets dominate, the native may face repeated health struggles and problems.
But if benefic planets influence, diseases or problems may be manageable.
Step 3: Analyze the 8th House of D6 Chart (Chronic Illness & Longevity)
The 8th house in D6 governs chronic, hidden, or inherited diseases, surgery, and sudden health crises. Examine which planet rules the 8th and where it is placed. Malefics placed here without any benefic aspect can suggest deep-rooted health vulnerabilities. The 8th lord in the 1st or 6th house deserves special attention.
Step 4: Analyze the 12th House of D6 Chart (Hospitalization & Loss)
The 12th house in D6 deals with hospitalization, confinement, and recovery. If the 12th lord is connected to the Lagna lord or 6th lord, it can indicate periods of illness requiring bed rest or hospital visits. Benefics in the 12th (Jupiter, Venus) can actually help with recovery; malefics here complicate it.
Step 5: Identify the Most Afflicted Planet
In many charts, one planet becomes the main health troublemaker.
Check which planet is:
• Debilitated
• Combust
• Conjunct malefics
• Placed in dusthana houses
That planet often indicates the root karmic suffering.
Example:
• Weak Moon → emotional illness, stress, hormonal issues
• Weak Mars → injuries, surgeries, inflammation
• Weak Saturn → chronic diseases
Step 6: Check Planetary Strength in D6 Chart
A planet weak in D6 may create disease related to its natural significations.
Examples:
Sun afflicted → heart problems, vitality loss
Moon afflicted → mental health, fluid imbalance
Mars afflicted → blood disorders, accidents
Mercury afflicted → nervous system problems
Jupiter afflicted → liver, obesity, metabolic issues
Venus afflicted → reproductive issues
Saturn afflicted → chronic disease, arthritis, aging problems
This step helps identify which body system may suffer most.
Step 7: Check Connection Between D1 and D6 charts
This is where accurate prediction happens.
If the same planet is afflicted in:
• D1 chart
• D6 chart
• Current dasha
Then the health issue may manifest strongly during that time period.
This is why professional astrologers always combine:
D1 + D6 + Dasha + Transit.
Never read D6 in isolation. A health issue is confirmed only when it shows up in both the D1 and D6. For example, if D1 shows a weak 6th house and the D6 also shows 6th house afflictions, the health theme is strongly confirmed. If D1 is strong but D6 is weak (or vice versa), the impact may be moderate or timing-dependent.
Step 8: Check the Dasha Activation & Transit Triggers
Finally, check when these D6 themes get activated. Health events typically manifest during the Mahadasha or Antardasha or Pratyantardasha of planets that either afflicted or rule or occupy the 6th, 8th, or 12th house in D6 chart. Combine this with transits: specially running dasha planets and slow moving planets like Saturn , Jupiter , Rahu and Ketu transiting key houses positions of D6 chart can trigger the dormant patterns. This final step helps you predict when, not just what. This is why timing analysis is critical in medical astrology.
Step 9: Identify Karmic Disease Patterns
Sometimes diseases repeat for years.
This often indicates karmic patterns linked to past life actions.
Signs of karmic health suffering:
• Retrograde planets position in D6 chart hast to be judged very carefully to understand the past pending karmic patterns FROM where maximum all problems are comming in your present life.
• Multiple malefics in 1st or 6th or 8th or 12th house of D6 chart
• Lagna lord afflicted
• Rahu-Ketu or retrograde planets connected with 1-7 axis of D6 chart
• maximum benefics are afflicted by malefics
Such cases require both medical treatment and karma alignment remedies.
5. Common Mistakes People Make While Reading the D6 Chart
Many beginners misunderstand the D6 chart.
Avoid these mistakes:
• Analyzing D6 without checking D1
• Ignoring planetary strength
• Ignoring dasha activation
• Looking only at one house
Correct analysis requires a structured framework.
6. Role of Each Planet in D6 Chart
Each planet carries a specific meaning in the D6 chart. Here’s a quick reference:
| Planet | D6 Significance | Affliction May Indicate |
|---|---|---|
| ☀️ Sun | Vitality, immunity, heart, bones | Cardiac issues, low immunity, spine problems |
| 🌙 Moon | Mind, emotions, blood, fluids | Anxiety, hormonal issues, blood disorders |
| ♂ Mars | Blood, muscles, surgery, accidents | Injuries, infections, inflammation |
| ☿ Mercury | Nervous system, skin, lungs | Nervous disorders, respiratory issues |
| ♃ Jupiter | Liver, fat, overall protection | Liver issues, obesity; also can protect when strong |
| ♀ Venus | Kidneys, reproductive organs, eyes | Kidney disease, reproductive problems |
| ♄ Saturn | Chronic illness, bones, joints, old age | Arthritis, chronic conditions, delays in recovery |
| ☊ Rahu | Mysterious illness, poisons, unusual diseases | Hard-to-diagnose conditions, foreign substances |
| ☋ Ketu | Karmic illness, spiritual suffering, past-life debts | Psychosomatic illness, surgical complications |
7. Key Houses for Health in D6 Chart
The Dusthana Houses: 6th, 8th, 12th
These three houses are the focal points of D6 analysis:
- 6th House — Acute illness, enemies, debts, daily struggles, competitive losses
- 8th House — Chronic and hidden disease, surgery, near-death experiences, inherited conditions
- 12th House — Hospitalization, recovery, confinement, spiritual suffering, karmic exhaustion
The Protective Houses: 1st, 5th, 9th
- 1st House (Lagna) — Physical body and overall constitution
- 5th House — Purva punya (past life merit), can offset health karma, recovery from health diseases
- 9th House — Divine grace and fortune; strong 9th can protect even in difficult dashas, bhavat bhavam of 5th house
8. Frequently Asked Questions
No, though health is its primary domain. The D6 also covers enemies (both personal and competitors), litigation, debts, karmic burdens, and even daily service. However, most astrologers use it primarily for health analysis.
They work together rather than overriding each other. If D1 shows health vulnerabilities but D6 is strong (especially a strong Lagna and benefics protecting key houses), the person may experience health challenges but recover well. The D1 and D6 charts must be examined together.
That is completely normal. Each divisional chart zooms into a specific area of life. The D6 specifically maps health karma, so its layout will naturally look different from your D1. Different signs rise, planets shift houses — this is how divisional charts work.
Q: Which planets are most harmful in the D6 6th, 8th & 12th houses?
Saturn, Mars, Rahu, and Ketu in the 6th, 8th & 12th houses of D6 are generally considered more troublesome, as they represent chronic conditions, hidden ailments, and karmic suffering respectively. Mars in the 6th can cause acute injuries or inflammation. However, context always matters — planetary strength and aspects modify these results significantly.
9. Conclusion
The D6 Shashtamsa chart is one of the most powerful tools in medical astrology.
It reveals the hidden karmic reasons behind diseases and suffering.
But correct interpretation requires systematic chart analysis.
If you understand:
• D6 chart Lagna condition
• 6th , 8th , 12th houses conditions
• Afflicted planets condition
• Dasha activation and transit triggers
Then you can decode the true root of health and all kinds of problems through astrology.
You can get a detailed astrological consultation here:
👉 https://www.vedicrajastrology.com/consultations/
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