Compatibility when one of you does not know their birth time
A missing birth time does not stop a compatibility reading — it narrows it. What gets left out, what is carried as a marked range, and what still holds when the clock is gone.
What the missing time actually costs
Two things in a chart move fast enough to care about the minute: the ascendant, which turns through the whole zodiac in a day, and the Moon, which can change sign partway through one. Everything else — the Sun, Venus, Mars, the slower planets and the angles they make to your partner's — barely shifts between breakfast and bedtime. So an unknown birth time does not cost you the reading. It costs you the ascendant, the houses that hang off it, and certainty about the Moon on a day when the Moon changed sign.
What we do instead of guessing
- No ascendant and no house placements are computed for a person whose time is unknown. This is not a policy we remember to follow: the chart data itself refuses to hold an ascendant for that person.
- The chart is built from local noon on the birth date, and the Moon's possible range across that day is carried through the reading rather than resolved by picking one.
- Anything that range could move — the Guna Milan scorecard, the Porutham scorecard, the dosha panel — is marked where it appears, so you can see which lines are firm and which are within a range.
- The Mangal reading keeps the vantages that do not need a birth time and sets the ascendant vantage aside, with a note saying so, rather than assuming one.
- You still get the whole document: all 9 sections of the Western report and all 11 of the marriage report, written the same way, with the same factor chips behind every claim.
Why we will not guess a time for you
There is a practice of working backwards from life events to a probable birth time. We do not do it, and we do not quietly pick a plausible minute either, because both produce a chart that looks exactly as confident as a real one and cannot be checked by the person reading it. A range you can see is worth more than a precision you cannot verify. If you find a birth certificate in the first week, a delivered report carries a "Request a correction" link — you re-enter the details once and the reading is rebuilt from the corrected chart.
Where to look for the time first
Before you settle for unknown, it is often written down: a birth certificate (in many places the long-form copy carries the time even when the short one does not), a hospital record, a baby book, or a family member who was in the waiting room. A remembered "sometime in the morning" is not a birth time — an approximate hour still moves the ascendant across signs, which is precisely why we treat unknown as unknown rather than as roughly known.
Common questions
Can we still get a report if neither of us knows a birth time?
Yes. Both charts are computed for local noon, neither carries an ascendant or houses, and the Moon's day-range is marked on both sides. Every section is still written; the time-dependent claims are simply absent rather than invented.
Should we just enter a time that seems about right?
Please do not. An hour either way can move the ascendant into a different sign, and the reading would then be confidently built on a placement that may not be yours — with nothing on the page to warn you. Marking the time unknown gives you a narrower reading that is true, which is the trade we would make every time.
Which parts of the reading are unaffected?
The angles between your two charts for everything except the Moon, the Vedic placements that do not depend on the ascendant, and the whole written comparison built on them. In practice that is most of the report — the Moon and the ascendant are the fast movers, which is why they are the two we handle carefully.
Does the Guna score still work without a birth time?
It is still computed, from the Moon. Where the Moon changed sign on the birth day, the score is shown with its uncertainty marked rather than presented as settled — the same treatment the Porutham scorecard and the dosha panel get. You see which rows are firm and which depend on the missing minutes.
Try it with what you have
Enter both sets of birth details, mark the time unknown where it is unknown, and read the free snapshot before you decide anything.
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