Free Thirumana Porutham for Marriage
Check marriage compatibility the South Indian way. Porutham is matched from the birth nakshatra and rasi across ten factors, from Dinam and Ganam through to Rajju and Vedha.
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What is thirumana porutham?
Thirumana porutham is the Tamil system of marriage matching. Thirumanam means marriage and porutham means compatibility or agreement, so the phrase is literally marriage compatibility. It is used across Tamil Nadu, and closely related systems are used in Kerala and parts of Karnataka and Andhra Pradesh.
The match is read from each person's birth nakshatra (the star the Moon occupied at birth) and their rasi (Moon sign). Ten factors are checked in turn, and each is either agreeable, partially agreeable or not. There is no single score out of a fixed total the way there is in the North Indian system: a family looks at how many poruthams agree, and at which ones.
Most traditions treat the match as acceptable when the majority of the ten agree, and pay particular attention to a small group considered essential. Which ones count as essential varies by family and region, which is one of the genuine differences between this and Ashtakoot.
Porutham and Ashtakoot are not the same system
This is the single most common confusion, and it matters because the two methods can disagree about the same couple.
Ashtakoot, the North Indian method, scores eight kootas out of 36 gunas and produces one number. Porutham checks ten factors and produces a list of agreements rather than a total. Several factors overlap in substance (Yoni, Ganam, Rasi and Rasi Athipathi all have Ashtakoot counterparts), but the weighting is different and porutham gives Rajju, which is read for the longevity of the marriage, a prominence that Ashtakoot has no direct equivalent for.
Neither is a broken version of the other. They are two traditions with different priorities, and it is normal for a family to follow the one native to their region.
The 10 poruthams
Each porutham is read between the two birth nakshatras, or between the two rasis, and judged agreeable or not.
| Porutham | Read from | What it covers |
|---|---|---|
| Dinam | Nakshatra | Health, wellbeing and prosperity of the couple |
| Ganam | Nakshatra | Temperament: Deva, Manushya or Rakshasa nature |
| Mahendram | Nakshatra | Progeny, and the continuation of the family line |
| Stree Deergham | Nakshatra | The wellbeing and longevity of the bride |
| Yoni | Nakshatra | Physical and intimate compatibility |
| Rasi | Moon sign | Family growth and standing over the long term |
| Rasi Athipathi | Moon sign lord | Mental and emotional rapport between the two |
| Vasya | Moon sign | Mutual attraction and the balance of influence |
| Rajju | Nakshatra | Longevity of the marriage; treated as the most serious |
| Vedha | Nakshatra | Affliction between the two stars; checked for obstacles |
Which poruthams matter most?
Families rarely require all ten. The usual approach is to look at how many agree and then at which ones, because they are not equal in weight.
Treated as essential
Read for the longevity of the marriage, and the one most traditions are least willing to set aside. A Rajju mismatch is taken seriously even when the rest agree.
Strongly weighted
Health, temperament and intimate compatibility. These are the day-to-day registers of a marriage, and a mismatch here is felt constantly rather than occasionally.
Long-term harmony
Family standing and mental rapport. Both have direct Ashtakoot counterparts (Bhakoot and Graha Maitri), so a North Indian reading will usually agree with a South Indian one here.
Supporting
Progeny, the bride's wellbeing, mutual attraction and affliction between the stars. Weighed after the heavier factors, and often where a family allows some give.
How porutham is checked, step by step
- Take the date, exact time and place of birth for both people. Time and place matter because they fix the Moon's position, and the Moon is what porutham is read from.
- Compute each person's birth nakshatra, its pada, and the rasi the Moon occupied.
- Count the nakshatra-based poruthams in turn: Dinam, Ganam, Mahendram, Stree Deergham, Yoni, Rajju and Vedha.
- Check the rasi-based ones: Rasi, Rasi Athipathi and Vasya.
- Read the result as a group rather than a total: how many agree, and whether any of the heavy ones (Rajju in particular) do not.
- Check the wider chart alongside it, including Mangal dosha and the current dasha periods, which porutham does not cover.
Rajju porutham, and why it is treated so seriously
What Rajju measures
Rajju divides the 27 nakshatras into five groups, each associated with a part of the body: Paadha (foot), Ooru (thigh), Nabhi or Kadi (waist), Kanda (neck) and Siro (head). When both partners fall in the same Rajju group, the porutham does not agree.
It is read for the longevity of the marriage, which is why most traditions treat it as the one to check first and the hardest to set aside.
Is a Rajju mismatch final?
Not universally. Some traditions accept the match when the two fall in the same group but on opposite sides of it, and some weigh a strong showing across the other nine against it. Practice varies by family and by region more than any other porutham, which is worth knowing before treating one result as a verdict.
Porutham by nakshatra and rasi, not by name
Porutham is computed from the birth nakshatra and the rasi, both of which come from the date, exact time and place of birth. That is the accurate method.
Matching by name is a fallback for when birth details are unknown: the first syllable of a name is used to infer a likely nakshatra. It is a real traditional convention, but it approximates a single input rather than measuring it. If you have both birth dates, use them.
If a birth time is genuinely unknown, enter a best estimate rather than skipping the check. The nakshatra and rasi usually hold steady across a few hours, so most poruthams stay stable even when the ascendant does not.
What to do when the poruthams do not agree
- Find out which ones failed. A Rajju mismatch and a Vedha mismatch are very different situations with the same headline count.
- Check whether an exception applies. Several poruthams have recognised conditions that set them aside, and they are missed surprisingly often.
- Read the North Indian Ashtakoot alongside it. The two systems weight things differently, and a couple weak on one can be strong on the other.
- Look at Mangal dosha and the current dasha periods, which porutham does not cover at all.
- Take remedies proportionately: worth doing where a factor is genuinely afflicted, worth skipping where it is not.
Check your match with Aura AI
- Both charts computed from precise astronomy, so the nakshatra, pada and rasi are exact.
- The full Ashtakoot gun milan scored across all eight kootas, several of which are the direct counterparts of Rasi, Rasi Athipathi, Vasya, Yoni and Ganam.
- Mangal, Nadi and Bhakoot dosha checked in both charts, including the classical cancellation rules.
- A plain-language reading of what the result means, and the chance to ask follow-up questions about your own charts.
- Free to run, private, and available whenever you need it.
Frequently asked questions
What is thirumana porutham?
Thirumana porutham is the Tamil system of marriage matching. It compares two birth charts across ten factors read from the birth nakshatra and rasi, covering health, temperament, progeny, intimacy, family standing and the longevity of the marriage.
How many poruthams should match for marriage?
There is no fixed pass mark the way there is with 18 out of 36 gunas in the North Indian system. Most families look for a majority of the ten to agree, and pay particular attention to Rajju, Dinam, Ganam and Yoni. Practice varies by family and region.
Is porutham the same as kundli matching?
No. Kundli matching (Ashtakoot gun milan) is the North Indian method: eight kootas scored out of 36 gunas. Porutham is the Tamil method: ten factors read from nakshatra and rasi, producing a list of agreements rather than a total. They can reach different conclusions about the same couple.
What is Rajju porutham?
Rajju divides the 27 nakshatras into five groups tied to parts of the body: foot, thigh, waist, neck and head. When both partners fall in the same group the porutham does not agree. It is read for the longevity of the marriage and is usually treated as the most serious of the ten.
What is Vedha porutham?
Vedha checks for affliction between the two birth nakshatras. Certain star pairs are considered to obstruct each other, and where that applies the porutham does not agree. It is generally weighed after the heavier factors.
Can porutham be checked by name?
It can, by inferring a likely nakshatra from the first syllable of each name, and that is a genuine traditional convention. But it approximates one input rather than measuring it. Checking by date, exact time and place of birth is far more accurate.
Do I need the exact birth time?
An exact time gives the most accurate result. Most poruntham factors come from the nakshatra and rasi, which usually hold steady across a few hours, so a good estimate still produces a useful check you can refine later.
Is this free?
Yes. You can run a full compatibility check and ask your first question free, with no card required. Detailed written reports are available on affordable plans.
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Porutham is a tradition of interpretation, not a prediction of any outcome. Nothing here is a substitute for your own judgement, or for professional advice on health, legal or financial matters.