Shodasavarga: The Complete Guide to the 16 Divisional Charts

How the vargas magnify a single degree into a full reading — and how to read them without losing the plot

Every serious student of Jyotish eventually hits the same wall: the Rasi chart alone is too blunt an instrument. Two people born minutes apart share a birth chart, yet their lives diverge completely. Parashara's answer was the varga system — a set of sixteen harmonic sub-charts that take a single point of the zodiac and split it into finer and finer resolutions, each one governing a distinct area of life. This is a working guide to computing them, reading them as charts in their own right, and weighing them so they sharpen your judgement instead of drowning it.

Why the vargas exist

The Rasi (D1) chart divides the ecliptic into twelve signs of 30° each. That is a coarse grid: the Ascendant holds the same sign for roughly two hours, and slow planets sit in a sign for months or years. To distinguish one life from another — and to read a specific department of life with precision — the classical texts subdivide each 30° sign into smaller arcs and map each arc onto a full twelve-sign wheel. Each such mapping is a varga, or divisional chart.

The governing idea is harmonic resolution. The D1 shows the physical vehicle and the broad shape of destiny. Each higher varga isolates a single karma-stream — wealth, siblings, children, career, spiritual merit, and so on — and shows it at a magnification the Rasi cannot reach. Parashara names sixteen such charts collectively as the Shodasavarga (shodasa = sixteen). A planet's true strength is not its Rasi placement alone but its behaviour across this whole family of charts.

Practitioner’s note. A yoga or promise must first appear in the Rasi chart. The varga refines, confirms, or denies what D1 proposes — it does not invent results from nothing. Read D1 first, then descend into the relevant varga to grade the result.

The sixteen divisions at a glance

Each varga is defined by two things: how many parts it cuts each sign into (which fixes the arc length as 30°/N), and the rule for which sign each part is assigned to. The table below lists all sixteen with their standard significations.

The Shodasavarga after Parashara. Six of these (D1, D2, D3, D9, D12, D30) form the Shadvarga; ten of them the Dashavarga; all sixteen the full Shodasavarga used for strength grading.

How a division is actually computed

You will use software in practice, but you cannot trust a chart you cannot reconstruct by hand. The arithmetic is the same everywhere: find how far into its sign a planet sits, divide that arc by the part-length, and apply the varga's counting rule. A few of the workhorse charts, worked out in principle:

Hora (D2) — the wealth halves

Each sign is cut at 15°. In odd signs, the first half belongs to the Sun's Hora (Leo) and the second to the Moon's Hora (Cancer); in even signs the order reverses. So only two rasis, Cancer and Leo, ever appear in the classical Parashari Hora. Planets in the Sun's Hora lean toward self-earned, assertive wealth; those in the Moon's Hora toward received, fluid, nurturing resources.

Drekkana (D3) — the triangle of thirds

Each sign is cut into three 10° parts. The first third stays in the same sign; the second maps to the 5th sign from it; the third to the 9th — the three points of the sign's own trine. A planet in the first drekkana expresses through the self, the middle through co-borns and effort, the last through elders and fortune.

Navamsha (D9) — the master varga

Each sign is cut into nine 3°20’ parts. Counting starts from an element-anchored sign: fire signs count from Aries, earth from Capricorn, air from Libra, water from Cancer. Because 9 × 3°20’ tiles the whole 30° exactly, the last navamsha of any sign shares the element rule with the first navamsha of the next — which is why the Navamsha is so sensitive to birth-time accuracy.

Dasamsha (D10) — the field of action

Each sign is cut into ten 3° parts. In odd signs the count begins from the sign itself; in even signs from the 9th sign from it. The D10 is read for profession, reputation, and the fruits of karma in the visible world.

Shashtiamsha (D60) — the finest grid

Each sign is cut into sixty 0°30’ parts, each carrying a named deity of benefic or malefic character (Ghora, Rakshasa, Deva, Kubera, Yama, and so on). Because a division is only half a degree wide, the D60 shifts with every few seconds of birth time — Parashara nonetheless weights it heavily, because it encodes the residue of past-life karma that colours everything else.

Practitioner’s note. The higher the varga, the more merciless it is toward an imprecise birth time. D9 needs the time good to a minute or two; D60 needs it good to seconds. Rectify before you rely on the fine vargas, and never pronounce a hard verdict from D60 on an unrectified chart.

Reading a varga as a chart in its own right

The commonest beginner error is to treat a divisional chart as a decorative overlay on the Rasi. It is not. A varga is a complete horoscope with its own Ascendant, its own house lords, its own yogas. Read it the way you would read any chart, then integrate. The disciplined sequence:

1. Establish the varga Lagna and its lord. This is the anchor of the whole sub-chart — a strong, well-placed varga Lagna lord is the first sign of a healthy department of life.

2. Locate the relevant house within the varga. For career in D10 read the 10th of the D10; for children in D7 read the 5th of the D7. The house significations reset inside each varga.

3. Place the natural karaka. Sun and Moon for career in D10; Venus and the Darakaraka for the spouse in D9; Jupiter for children in D7. A karaka that is dignified in the varga strongly supports the result.

4. Track the D1 house lord into the varga. Note where the lord of the matter (say, the 10th lord of D1) lands inside the divisional chart — its dignity there grades the promise.

5. Check for Vargottama. A planet in the same sign in D1 and in the varga is Vargottama and gains marked strength; a Vargottama Lagna is an especially stable foundation.

Two overlay techniques repay study once the basics are fluent. Rasi-tulya-Navamsha projects the D1 houses onto the D9 (treating the D9 sign that equals the D1 Lagna as its first house) to time and refine promises; Navamsha-tulya-Rasi does the reverse. Used carefully they reveal how a Rasi promise matures — but they are advanced tools and should not replace straightforward varga reading.

The vargas that carry the most weight

Sixteen charts is a lot to hold at once. In live practice a small core does most of the work, and the rest are consulted when a specific question demands them.

• D9 (Navamsha) — the single most important varga after D1. It grades the strength of every planet, refines the whole chart, and rules marriage and dharma. No planetary judgement is complete without checking its navamsha.

• D10 (Dasamsha) — the career and status chart, indispensable the moment livelihood, rank, or public role is in question.

• D60 (Shashtiamsha) — the karmic fine-tuner. When two charts look identical, the D60 is what distinguishes them; Parashara gives it the highest single weight in strength grading.

• D7, D12, D4, D24 — the department specialists: children, parents and lineage, property, and education respectively. Bring them in when the question is theirs.

• D30 — read for vulnerabilities, mental strain, and the moral texture of the chart, especially malefic afflictions that the Rasi glosses over.

Grading strength across the vargas: Vimshopaka Bala

The vargas are not only qualitative; Parashara turns them into a number. Vimshopaka Bala ("twenty-point strength") scores a planet out of 20 according to its dignity — exaltation, own sign, friendly sign, and so on — across a chosen set of vargas, each varga weighted by importance. In the Shadvarga scheme the weights are Rasi 6, Hora 2, Drekkana 4, Navamsha 5, Dwadasamsha 2, Trimshamsha 1, summing to 20. Larger schemes (Saptavarga, Dashavarga, Shodasavarga) redistribute the twenty points across more charts and give the D60 a heavy share.

The practical payoff: a planet exalted in D1 but fallen across the finer vargas is a hollow promise, while a planet only modestly placed in D1 that holds dignity chart after chart delivers reliably. Vimshopaka Bala is how you catch the difference. It also grounds the classical dignity ladder — Parijata, Uttama, Gopura, Simhasana, Paravata, Devaloka, and above — which names how many vargas a planet occupies in strength.

Common mistakes, and how to avoid them

• Reading the varga in isolation. A brilliant D10 on a broken D1 tenth house does not manufacture a great career — the Rasi must promise it first.

• Carrying D1 house meanings into the varga. Inside a divisional chart the houses are counted from the varga Lagna, not from the birth Ascendant.

• Trusting fine vargas on a rough birth time. If the time is uncertain, weight D1, D9, and D10 and treat D24, D40, D45, and D60 as provisional.

• Ignoring the varga dispositor. Where the lord of a varga sign sits — and how strong it is — often matters more than the tenant planet itself.

• Chasing every one of the sixteen for every question. Match the varga to the matter; consulting all sixteen indiscriminately produces noise, not insight.

A working sequence you can keep

1. Read D1 fully; note the promise, the yogas, and the house lords for the matter at hand.

2. Drop into D9 to grade every relevant planet's strength and refine the promise.

3. Open the department varga (D10, D7, D12, D4, D24…) and read it as a full chart against its own Lagna.

4. Cross-check Vargottama planets and the varga dispositors for stability.

5. Consult D60 last, as the karmic tie-breaker — heavily if the birth time is exact, lightly if it is not.

6. Only then integrate: let the vargas grade and time what the Rasi has already promised.

Handled this way, the Shodasavarga stops being sixteen competing charts and becomes one instrument at sixteen magnifications. The Rasi tells you what the life is about; the vargas tell you how well, in which arena, and to what degree it comes to pass.

© rohshan.com — for study and practice. Charts are illustrative; always verify with the birth data in hand.