Tools / Calculators

Moon Sign Calculator

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By the BhagyaX Editorial Desk · computed on Swiss Ephemeris · checked against classical sources
Find your exact Vedic Moon sign (rashi) and nakshatra from date, time and place — computed on Swiss Ephemeris with Lahiri ayanamsa. Free, 30 seconds.

Why the Moon outranks the Sun in Jyotish

Dashas are timed from the Moon's nakshatra, compatibility is judged Moon-to-Moon, and emotional life is read from the Moon's house and dignity. Your rashi is the centre of gravity of a Vedic chart.

Precision is not optional

The Moon moves a full sign in about 2¼ days and crosses a nakshatra boundary on 96.1% of days. Date-only calculators guess; we compute the degree.

How your Moon sign is found

Your Janma Rashi is the zodiac sign the Moon occupied at the moment of your birth, measured in the sidereal zodiac with the Lahiri ayanamsa. Because the Moon is the fastest of the grahas — completing the zodiac in about 27.3 days and covering roughly 13° each day — its position is acutely sensitive to time. A two-hour error usually leaves the sign unchanged, but on the days the Moon crosses a sign boundary, and with a sign change every 2¼ days those days are common, even a small error flips the result.

Once the sign is fixed, the exact degree places the Moon in one of the 27 nakshatras and one of four padas, which set the starting point of your Vimshottari Dasha. This is why BhagyaX computes the precise longitude rather than estimating from the date, and shows both candidates honestly whenever a birth falls near a boundary.

Find my Moon sign free →

Quick answers

Can I know my rashi without birth time?

Often the rashi survives a missing time — but on sign-change days it cannot. BhagyaX shows both candidates honestly when the day is ambiguous.

Moon sign vs Sun sign — which is 'mine'?

Both are yours. For Vedic predictions, dashas and matching, the Moon sign leads.

How is the Vedic Moon sign different from the Western one?

Vedic astrology uses the sidereal zodiac, fixed to the stars, while Western astrology uses the tropical zodiac. The two currently differ by about 24°, so a Vedic Moon sign is often one sign earlier than the Western Moon sign.

Why does the Moon sign matter for predictions?

Daily and annual rashifal, Ashtakoot compatibility, and Saturn's sade sati are all read from the Moon sign, making it the most-used reference point in Vedic prediction.