Astrology Basics
42 Systems · Brihat Parashara Hora Shastra

The Dasha Systems of Vedic Astrology

Dashas are planetary timing techniques — the mechanism that reveals when a chart's karmic patterns activate, not just what they are. From Vimshottari's universal 120-year cycle to Yogini's rapid 36-year rhythm, each of the 42 classical systems unlocks a different dimension of a life's timing.

Understanding the Cosmic Clock

In Vedic astrology, a Dasha (दशा, literally "state" or "condition") is a planetary period that reveals when specific karmic patterns will manifest. Where transit-only astrology reads what's active right now, the Dasha system provides a predetermined timeline of planetary influence unique to each individual, calculated from the exact moment of birth.

Sage Parashara catalogued 42 distinct systems in the Brihat Parashara Hora Shastra, each serving a different predictive purpose — some apply universally, others only under specific chart conditions the classical texts define precisely.

Classification of the 42 Dasha Systems

Parashara organized the 42 systems into three fundamental categories based on their calculation method

Nakshatra-Based

12 Systems

Timing derived from the birth Nakshatra (lunar mansion) — includes Vimshottari, Ashtottari, Yogini, Kalachakra, and 8 others.

Rashi-Based

24 Systems

Timing derived from sign (Rashi) and Lagna placements — largely the Jaimini toolkit, including Chara, Sthira, Kendra, Trikona, and 20 others.

Special System

6 Systems

Conditional methods activated by specific chart configurations — includes Naisargika, Ashtakavarga, Tara, and 3 others.

All 42 Dasha Systems

Click any system for its calculation method, planetary periods, and predictive applications

#1Nakshatra-Based

Vimshottari Dasha

The default, universally-applied 120-year cycle used in nearly every Vedic reading — timed from the Moon's Nakshatra at birth.

Full Breakdown
#2Nakshatra-Based

Ashtottari Dasha

A 108-year, 8-planet cycle (Rahu excluded) classically applied when Rahu holds a Kendra or Trikona position from the Lagna or Moon.

Full Breakdown
#3Nakshatra-Based

Shodashottari Dasha

A rarer 116-year, 8-planet cycle (Rahu excluded) tied to specific day/night birth and lunar-hora conditions — a middle path between the 108- and 120-year systems.

Full Breakdown
#4Nakshatra-Based

Dvadashottari Dasha

"Of 112" — a Nakshatra-timed cycle from the same family as Ashtottari and Shodashottari, applied under its own specific classical birth condition.

#5Nakshatra-Based

Panchottari Dasha

"Of 105" — another member of the Nakshatra-based "-ottari" family of conditional dasha cycles alongside Ashtottari and Shodashottari.

#6Nakshatra-Based

Shatabdika Dasha

A century-spanning ("Shatabdika" = centennial) Nakshatra-based timing system reserved for specific classical chart conditions.

#7Nakshatra-Based

Chaturashiti-sama Dasha

An 84-year ("Chaturashiti") equal-period Nakshatra-based cycle, one of several fixed-length alternatives to Vimshottari.

#8Nakshatra-Based

Dwisaptati-sama Dasha

A 72-year ("Dwisaptati") equal-period Nakshatra-based cycle from the same fixed-length family as Chaturashiti-sama and Shattrimshat-sama.

#9Nakshatra-Based

Shastihayani Dasha

A 60-year ("Shashti") Nakshatra-based cycle, applied under its own specific classical triggering condition.

#10Nakshatra-Based

Shattrimshat-sama Dasha

A 36-year ("Shattrimshat") equal-period Nakshatra-based cycle — not to be confused with the differently-structured Yogini Dasha, which shares the same total span.

#11Nakshatra-Based

Yogini Dasha

A fast-moving 36-year cycle of 8 Yoginis, popular for short-term predictions of career and relationship timing.

Full Breakdown
#12Nakshatra-Based

Kalachakra Dasha

The "Wheel of Time" — one of the most intricate classical systems, mapping each Nakshatra Pada to a sign through a non-sequential Savya/Apasavya (clockwise/counter-clockwise) rule and layering in body-part (Sarpa/Griva/Kantha and further) zones.

#13Rashi-Based

Chara Dasha

Jaimini's cornerstone sign-based system, where each Rashi's own period length and direction are derived directly from that sign's own placement.

Full Breakdown
#14Rashi-Based

Sthira Dasha

A Jaimini "fixed" sign-based system, distinct from Chara Dasha's chart-dependent variable periods.

#15Rashi-Based

Kendra Dasha

A Rashi-based Jaimini technique organized specifically around the angular (Kendra: 1st/4th/7th/10th) houses.

#16Rashi-Based

Karaka Kendra Dasha

Combines the Chara Karaka significator-ranking logic (as in Karaka Dasha) with Kendra house emphasis.

#17Rashi-Based

Karaka Dasha

A Jaimini system ordering periods by the Chara Karakas — the planets ranked by degree within their signs — rather than by fixed planetary sequence.

Full Breakdown
#18Rashi-Based

Brahma Graha-ashrita Dasha

A Rashi-based system oriented around the chart's "Brahma" reference planet, a specific Jaimini significator role distinct from the standard Chara Karakas.

#19Rashi-Based

Manduka Dasha

The "Frog" dasha — a Jaimini sign-based system named for its distinctive non-linear, leaping progression through the Rashis rather than Chara Dasha's directional counting.

#20Rashi-Based

Shula Dasha

The "Trident" dasha — a Rashi-based Jaimini technique built on a three-point structural logic through the zodiac.

#21Rashi-Based

Yogardha Dasha

A Rashi-based system deriving period lengths from planetary Yogas (combinations) active at birth.

#22Rashi-Based

Drig Dasha

The "Aspect" dasha — a Jaimini technique timing periods according to which planets cast Drishti (aspect) onto the Lagna and Chara Karakas.

#23Rashi-Based

Trikona Dasha

A Rashi-based Jaimini system organized around the trine (Trikona: 1st/5th/9th) houses, the traditional seats of Dharma.

#24Rashi-Based

Rashi Dasha

A general sign-based timing family distinct from Chara Dasha's specific counting rule, using each Rashi's own classical attributes to set period length.

#25Rashi-Based

Panchasvara Dasha

The "Five Tones" dasha — a Rashi-based system organized around the five classical Svara (tonal/elemental) categories mapped onto the zodiac.

#26Rashi-Based

Pinda Dasha

A Rashi-based system using Pinda (accumulated planetary strength units, related to Shadbala) to weight each sign's period length.

#27Rashi-Based

Amsa Dasha

A divisional-chart-informed ("Amsa" = division) Rashi-based timing system, drawing on placements beyond the D-1 Rashi chart alone.

#28Special System

Naisargika Dasha

The "Natural" dasha — a fixed, chart-independent sequence ordered purely by each planet's inherent natural strength rather than by birth-specific placement.

#29Special System

Ashtakavarga Dasha

Derives period timing from Bhinnashtakavarga bindu (point) counts — the 0-8 strength scores each planet earns across every house — rather than from Nakshatra or sign position directly.

#30Special System

Sandhya Dasha

The "Twilight" dasha — a Special System triggered by planets positioned near sign or Nakshatra junction points (Sandhi) at birth.

#31Special System

Pachaka Dasha

The "Digestive/Maturing" dasha — a Special System reading how far a chart's karmic patterns have "ripened," applied under its own specific classical condition.

#32Special System

Tara Dasha

A star-counting timing method built on the same 9-fold Tara group logic used in daily Tara Bala favorability readings.

Full Breakdown
#33Rashi-Based

Varnada Dasha

A Jaimini technique using Varnada Lagna (a caste/status-tier-derived reference point distinct from the birth Lagna) as its timing anchor.

#34Rashi-Based

Sudarshana Chakra Dasha

A triple-lens technique running three concurrent 12-year house cycles from the Lagna, Moon, and Sun simultaneously for cross-confirmed timing.

Full Breakdown
#35Rashi-Based

Navamsa Navadasha

Applies dasha timing logic to the D-9 Navamsa chart specifically, sharpening readings of marriage, dharma, and inner life beyond what the D-1 Rashi chart shows alone.

#36Rashi-Based

Rashyansha Dasha

A divisional-chart Rashi-based system reading period timing through Amsa (sub-division) placements layered onto the main sign framework.

#37Rashi-Based

Navamsa Sthira Dasha

Combines the "fixed" Sthira Dasha framework with Navamsa (D-9) chart placements for marriage- and dharma-focused timing.

#38Rashi-Based

Chara Paryaya Dasha

A variant ("Paryaya" = alternation) reading of Chara Dasha's core sign-counting method, used by some Jaimini lineages as a secondary cross-check.

#39Rashi-Based

Rashmi Dasha

The "Ray" dasha — a Rashi-based system reading planetary light/strength projected across signs as its timing basis.

#40Special System

Nisarga Dasha

A close relative of Naisargika Dasha, likewise ordering periods by planets' inherent natural (rather than chart-specific) strength.

#41Rashi-Based

Kala Dasha

The "Time" dasha — a Rashi-based system distinct from Kalachakra, using its own sign-timing logic keyed to birth-moment planetary strength.

#42Rashi-Based

Chakra Dasha

The "Wheel" dasha — a general Rashi-based cyclical timing technique distinct from the more specialized Kalachakra and Sudarshana Chakra systems.

Want to know your own Vimshottari Dasha timeline right now?

Calculate My Dasha

Frequently Asked Questions

A Dasha is a planetary timing period — a technique for calculating when specific planetary influences activate in a person's life, rather than only reading what those influences are. Brihat Parashara Hora Shastra names 42 distinct Dasha systems, each with its own calculation method and predictive focus.

Related Free Tools

Feeling Lost? Don't Have Your Kundali?

Get your FREE Birth Chart now. Unlock your true potential with our exhaustive 30 page Cosmic Report and VELA - Your lifetime Assistant.

Get My Free Birth Chart