Find Moon Sign Calculator
Find moon sign calculator works out Moon sign and Exact position from Date of birth, Time of birth (local) and UTC offset of the birthplace at birth. The default figures on this page give moon sign of Pisces; change any entry and the result, the working and the sources update together.
Your figures
Updates as you typeHow this is worked out
4 steps
- Converted the birth moment to Julian Ephemeris Day 2448058.00066.
- Lunar ecliptic longitude from the ELP-2000/82 series: 345.358 degrees.
- 345.358 degrees falls in Pisces, which spans 330-360 degrees.
- Position: 15 Pisces 21'29"
Its 3 worked examples are re-run on every release, last on 15 September 2026. What changed
Sources and references
2 sources
What the find moon sign calculator calculates
Computes the zodiac sign and exact degree of the Moon at a birth date and time from a lunar ephemeris.
How to use this find moon sign calculator
Enter Date of birth, Time of birth (local) and UTC offset of the birthplace at birth. Moon sign updates as you type, and “Use a worked example” loads checked figures you can adjust. Change one figure at a time to see what drives the result.
How the result is worked out
Open “How this is worked out” beside the result for the step-by-step calculation behind Moon sign, Exact position and Degrees into the sign.
The method follows Jean Meeus, Astronomical Algorithms and US Naval Observatory, Explanatory Supplement to the Astronomical Almanac.
Meeus Example 47.a: 1992 April 12.0 TD example
With Date of birth: 1992-04-12, Time of birth (local): 00:00, UTC offset of the birthplace at birth: 0, the calculator returns Moon sign: Leo. This example is checked against an independent source in the test suite.
What you can compare
Change one input at a time to see how it affects Moon sign, Exact position and Degrees into the sign. The inputs you can vary are Date of birth, Time of birth (local) and UTC offset of the birthplace at birth.
Understanding Moon sign, Exact position and Degrees into the sign
For entertainment and cultural interest. Astrology and numerology are traditional practices with no scientific basis for predicting events or describing a person; do not use them for health, financial or legal decisions.
Results are general information, not financial, tax, legal, medical or engineering advice. Check any decision that matters with a qualified professional.
See something wrong? Report a problem with this calculator
Frequently asked questions
What is the fakest star sign?
On the figures this page opens with — UTC offset of the birthplace at birth 0 hours — the moon sign is Pisces. No single number fits everyone: change any figure above and the answer updates as you type, with each step of the arithmetic beside it.
What are the top 3 rarest zodiac signs?
It needs Date of birth, Time of birth (local) and UTC offset of the birthplace at birth. Nothing else is required, and the figures stay in your browser.
How can I calculate my Moon sign and rising sign?
Computes the zodiac sign and exact degree of the Moon at a birth date and time from a lunar ephemeris. Open “How this is worked out” beside the result to see each step for your own figures.
How can I find my Moon sign based on my date of birth?
The result gives Moon sign, Exact position, Degrees into the sign, Ecliptic longitude, Element and Modality, each labelled with its unit so the figure can be read on its own.
What is the 3 most rarest zodiac sign?
The page opens with worked default figures: moon sign of Pisces. Replace them with your own and every figure updates as you type.
What information do I need for the find moon sign calculator?
You need Date of birth, Time of birth (local) and UTC offset of the birthplace at birth. The page opens with default figures that give moon sign of Pisces, so you can see the scale before entering your own.