free birth chart horoscope calculator
Spark Astrology

Free Birth Chart Calculator

Discover your true horoscope! Enter your birth details below, with the time accurate to the nearest minute. An easy-to-understand list of all your placements, by zodiac sign, house and even aspect, is displayed after you hit the Submit button. A description of the meanings of the houses is here.

IMPORTANT: This chart calculator is a third party tool, and as such Spark Astrology has no control over its accuracy. If in doubt about your chart calculations here, please contact me to get a free professional chart via email.


Birth Date
Exact Birth Time

If birth time is unknown, check this box.*

UTC time offset:

Tip: Make sure the UTC time offset is correct. If it's wrong, you can change it.

* NOTE: If birth time is unknown, the report will not include positions or aspects for the Moon, Ascendant, Midheaven, Vertex, or Part of Fortune, nor will it include House positions for any planets.


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