Each divisional chart in Vedic astrology answers one kind of question, and matching the chart to the question is half the skill of varga work. The map is short: marriage and inner strength belong to the D9 navamsa, career to the D10 dashamsha, children to the D7 saptamsha, property and home to the D4 chaturthamsha, parents and lineage to the D12 dwadashamsha, difficulties and character to the D30 trimshamsha, and the finest karmic tuning to the D60 shashtiamsha. The Brihat Parashara Hora Shastra assigns each chart its domain, and the standing rule binds them all: a varga is read alongside the birth chart, never instead of it.
This page is the practical decision guide. For what a divisional chart is and how one is built, start with the divisional charts; each chart named below links to its full guide.
The map: question to chart
Commit this table to memory, gently. It is the single most useful habit in the whole subject.
| Your question | Chart to read | What to check first |
|---|---|---|
| Marriage, the spouse, inner strength | D9 (Navamsa) | 7th house and Venus in the birth chart, then the navamsa as its own chart |
| Career, profession, public standing | D10 (Dashamsha) | The D10's 10th house and lord; Sun and Saturn; the birth 10th lord's landing |
| Children and the family line | D7 (Saptamsha) | The D7's 5th house and lord; Jupiter |
| Property, land, home | D4 (Chaturthamsha) | The D4's 4th house and lord; Mars for land, Moon for home |
| Parents and lineage | D12 (Dwadashamsha) | Sun and Moon in the D12; its 9th and 4th houses |
| Difficulties and strength of character | D30 (Trimshamsha) | The belt rulers; afflicted points and their support |
| The karmic seed; the finest tie-break | D60 (Shashtiamsha) | Only on a trustworthy birth time; key planets' D60 dignity |
Wealth, siblings, vehicles, learning, and spiritual practice have finer lenses of their own (the D2, D3, D16, D24, and D20 among them); the sixteen-chart table lists every domain. The seven above answer the questions people ask most.
How a question is actually answered
The method is three passes, each finer than the last. Suppose the question is career. The first pass stays in the birth chart: the tenth house, its lord, and the Sun and Saturn, the natural significators of authority and work. The broad chart frames every answer, and nothing later replaces it.
The second pass opens the matching varga, here the D10, and reads it as a chart in its own right: its own houses and lords, plus the cross-chart move of tracking the birth chart's tenth lord into it. The third pass checks strength across charts: whether the key planets are vargottama (occupying the same sign in the birth chart and a varga), and how they score in vimshopaka bala, the classical strength tally out of twenty that weighs a planet across a whole group of vargas. Only after all three passes does the reading speak, gently and as a whole. The same template serves children through the D7, property through the D4, and parents through the D12.
The rule that protects beginners: don't over-read a thin chart
The finer the division, the more a chart depends on a precise birth time. A few minutes of clock error can shift a planet, and especially the divisional ascendant, into the wrong part, and a chart built on wrong parts is quietly corrupted throughout. A divisional chart is only as trustworthy as the time it was cast on.
The tolerances run in order of fineness. The D4's parts span 7 degrees 30 minutes and forgive a lot; the D9 and D10, with parts near 3 degrees, want the time good to a few minutes; the D60, at half a degree per part, turns unreliable with two or three minutes of error. With an approximate time, the working rule is to trust a varga's planetary placements, which barely move, and hold its houses lightly. The birth time guide covers how to firm up an uncertain time before leaning on the fine charts.
The chorus rule: no varga reads alone
A divisional chart confirms, refines, or qualifies the birth chart; it never overturns it on its own. If the birth chart and a varga disagree, you do not throw out the birth chart. You hold both, weigh their relative strength, and let the dasha, the planetary period timeline, and the transits show when each one speaks loudest.
Disagreement is itself a finding. A career promise visible in the D10 but absent from the birth chart reads as real but conditional, arriving through effort and in its periods; one visible in both charts reads as a settled feature of the life. The vargas are a chorus, not a soloist, and the reading listens for what the voices sing together.
The cross-chart landing: a technique worth learning
One move recurs in every varga reading, regardless of which chart you open. Take the lord of the birth chart's relevant house, note where it sits in the birth chart, and then find where it has landed in the varga. When it arrives well in the varga, the birth chart's promise carries into the finer chart. When it arrives strained, the varga qualifies what the birth chart suggested.
For career: the birth chart's tenth lord landing in the D10's tenth house, or exalted, or in an angular house of the D10, carries strong positive weight. For children: the birth chart's fifth lord landing well in the D7's fifth house, or in a trine, strengthens the reading. For parents: the birth chart's ninth lord landing in a good position in the D12 speaks well for the father's indications.
This cross-chart move is the signature technique of varga reading. It is also what separates a varga reading from simply cataloguing two charts separately: you are actively tracking how the promise of the broad chart flows into the fine one, and whether it flows cleanly or with resistance.
Vimshopaka: the planet that is consistently strong
Beyond any single varga, the classical system scores a planet across a whole group of divisional charts at once. The score is called vimshopaka bala and runs from 0 to 20. A planet that sits well in chart after chart earns a high score; one that looks bright in the birth chart but falters across the finer charts has a lower one.
The practical takeaway: when a planet is strong in the relevant varga and carries a good vimshopaka score, the reading is consistent and confident. When the varga result and the vimshopaka disagree, the reading holds both layers and notes that the area of life in question may be variable rather than settled. The divisional charts explains the weighting schemes in detail. Good software computes the score automatically; the concept is what matters here.
When charts disagree
The birth chart says one thing, the varga another, and the question is what to do. The answer is to hold both and let them each speak to their layer. A career that looks modest in the birth chart but strong in the D10 can exceed what the surface suggested, especially during the D10's key planets' dasha periods. A career that looks strong in the birth chart but strained in the D10 may carry external expectation that the finer work does not support.
Agreement between the birth chart and the varga is the most straightforward reading: both point the same way, and the conclusion rests on two foundations. Disagreement is more nuanced and more interesting. The two charts rarely contradict each other fully; they describe different facets of the same life, and the dasha periods often show when each facet is active.
A short checklist before you read any varga
Run these five checks and varga reading stays honest. First, name the question precisely, because the question picks the chart. Second, read the birth chart's relevant house and karaka before opening anything finer. Third, confirm the birth time supports the chart you are about to read. Fourth, read the varga as a full chart, houses and lords and dignities, including the cross-chart landing of the birth chart's relevant lord. Fifth, time the result against the dasha before saying when.
All of it starts from the same three inputs. A free birth chart calculates every divisional chart on this page from your birth date, time, and place, and the the full guide explains the system the whole family shares.