A Bindhu (बिंदु — "point" or "dot") is a single benefic contribution cast by a planet from its natal position to a specific sign. Each of the seven classical planets has a unique set of positions from which it contributes Bindhu — these positions are fixed rules established in BPHS and do not vary. The Lagna (Ascendant) also contributes Bindhu following its own fixed rule set, making eight total contributors.

When you add all eight contributors' Bindhu scores for each sign, you get the Sarvashtakavarga (SAV) — the total benefic point count for that sign and its corresponding house. The maximum possible SAV for any house is 56 (8 contributors × 7 possible positions each). In practice, scores range from about 18 to 42, with the average around 28.

The core logic is straightforward: a house with a high SAV has received concentrated planetary support at birth. Life events connected to that house tend to flow with relative ease. A house with a low SAV has received little support — the domain it governs requires sustained effort, and even positive transits through it tend to underperform.

BPHS establishes a fixed contribution table for each of the eight contributors. Each table lists the positions (counted from the contributor's own placement) that receive a Bindhu. Positions not listed receive nothing (Rekha — a malefic point in the Rekha analysis, though NAKSHATRA focuses on the Bindhu system). The contribution rules as defined in BPHS are:

These tables are applied simultaneously from each contributor's natal position. The overlapping contributions across all eight contributors produce the final SAV score for each house.

BPHS establishes two reduction (Shodhana) procedures that must be applied to the raw Bindhu scores before the final SAV is used. These reductions refine the scores by removing excess that would otherwise inflate the totals. Both are described in the BPHS Ashtakavarga Adhyaya.

The zodiac is divided into four groups of three trine signs: (1) Aries, Leo, Sagittarius — the fire trines; (2) Taurus, Virgo, Capricorn — the earth trines; (3) Gemini, Libra, Aquarius — the air trines; (4) Cancer, Scorpio, Pisces — the water trines. Within each trine group, find the sign with the lowest Bindhu score. Subtract that lowest score from all three signs in the trine. This process is called Trikona Shodhana and is applied to each planet's individual Bhinnashtakavarga (BAV) table separately before constructing the SAV.

Several planets rule two signs each: Mars rules Aries and Scorpio, Mercury rules Gemini and Virgo, Jupiter rules Sagittarius and Pisces, Venus rules Taurus and Libra, Saturn rules Capricorn and Aquarius. For each such planet, compare the Bindhu scores of its two ruled signs. In each planet's individual BAV table, reduce the higher-scoring ruled sign's score to match the lower one. This prevents a single ruling planet from double-amplifying results across both its signs. Sun and Moon rule only one sign each and are exempt from this reduction.

After both reductions, the eight individual planet BAV tables are summed to produce the final, reduced SAV — the number used for all practical interpretation and transit timing. The reduced SAV scores are lower than the raw totals and represent the true effective strength of each house.

Once the reductions are applied, the SAV score for each house is interpreted as follows. These thresholds are drawn from classical practice and the work of B.V. Raman who systematised the practical application of BPHS Ashtakavarga for modern use:

Importantly, a weak SAV house does not mean that domain is destroyed — it means the native will work harder for results in that area than someone with a strong SAV house. With conscious effort and the right Dasha support, even a low-SAV house can deliver meaningful results.

The Bhinnashtakavarga (BAV) is the individual Ashtakavarga table for each planet — its own Bindhu contribution score across the 12 signs, after Trikona and Ekadhipatya Shodhana have been applied. The BAV is used specifically for transit timing: when a planet transits a sign, its own BAV score in that sign tells you how productive that transit will be.

The most important BAV rule is this: a planet transiting a sign where it contributed its own Bindhu at birth operates in an environment of self-created support. The reverse — a planet transiting a sign where it contributed no Bindhu — means it is working against the background of its own absence. This is why two people with the same Saturn position from Moon can have completely different Sade Sati experiences: their Saturn BAV scores in the three transited signs are different.

The single most valuable practical application of Ashtakavarga is refining Saturn transit predictions. Saturn spends 2.5 years in each sign — a long enough window that the BAV score has a visible, sustained effect on the native's life experience during that entire period.

During Sade Sati, Saturn transits three signs consecutively — the 12th from Moon, the Moon sign, and the 2nd from Moon. Each phase lasts 2.5 years. The Saturn BAV score in each of those three signs directly determines the character of each phase:

This is why two people with the same Moon sign can have dramatically different Sade Sati experiences — their Saturn BAV scores in those three signs are different. Ashtakavarga resolves the question that general Saturn-from-Moon position analysis cannot: for whom will this Sade Sati phase be most difficult?

Each of the 12 signs spans 30°. The Ashtakavarga system further divides each sign into 8 equal sub-divisions of 3°45' each, called Kakshyas (काक्ष्या). Each Kakshya is governed by one of the eight contributors in a fixed sequence: Saturn, Jupiter, Mars, Sun, Venus, Mercury, Moon, Lagna — repeating through the 8 Kakshyas of each sign.

Within a transit through a sign, the transiting planet passes through all 8 Kakshyas sequentially. When it enters a Kakshya whose ruler contributed a Bindhu in the transiting planet's BAV for that sign, the transit is in a supportive micro-window — results activate more visibly. When it enters a Kakshya whose ruler did NOT contribute a Bindhu, the transit is in a resistant micro-window — results are suppressed or delayed for those few days or weeks.

Kakshya is the finest timing layer within Ashtakavarga. Combined with Pratyantardasha and the daily Moon transit, it allows Jyotishis to narrow event timing to within a specific week inside a Dasha period that might last two years. It requires accurate birth time to within a few minutes for the Lagna Kakshya calculations to be reliable.

BPHS includes a longevity calculation method using Ashtakavarga called Pindayu (पिण्डायु). The sum of all Bindhu points across all 12 signs for a specific planet is called its Pinda. The Pinda of each planet contributes a proportional number of years to the native's longevity calculation. This is one of several classical ayurdaya (lifespan determination) methods and is used alongside Dasha analysis for broad longevity assessment.

The practical relevance of Pindayu for most users is indirect — it reveals which planets have the most concentrated Bindhu across the chart (high Pinda = that planet is a strong life supporter) and which have the least (low Pinda = that planet is a life-shortening influence if afflicted). A planet with a high Pinda is broadly supportive of vitality and longevity; its Dasha periods tend to be more life-sustaining. A planet with a very low Pinda may signal health vulnerability during its period, especially if the 8th house and its lord are also weak.