Free rising sign calculator
Rising sign calculator
The sign on the eastern horizon the minute you were born.
The rising sign is the sign on the eastern horizon at the minute and place of your birth, and this finds yours to a fraction of a degree.
Needs your birth time: the rising sign changes about every two hours, so the date alone cannot settle it.
Free · No account needed · Past dates always free
Your rising sign is a position, not a forecast
Your daily mainstream horoscope says: “Scorpio rising? Intense, magnetic, impossible to read.”
A rising sign is the sign on the eastern horizon at the minute you were born. It is a position, and it is computed; what the tradition says it signifies is on this page, and who you are is not.
Your rising sign is the sign that was coming up on the eastern horizon at the minute you were born. It sets where the twelve parts of your chart begin—which is why it needs your birth time.
The tradition behind this page: William Lilly, Christian Astrology (1647).
How the rising sign is found
- Step 1
The eastern horizon, at the minute
Your date, time and place fix one sky. The rising sign is the sign crossing the eastern horizon at that minute, seen from that place.
- Step 2
The sign there, to the degree
The Swiss Ephemeris places the horizon to a fraction of a degree, so the answer is a sign and a degree, not a sign alone.
- Step 3
Why the time is the calculation
The horizon turns through all twelve signs in about a day, roughly one every two hours, so the birth time is not a detail here: it is the input that decides the answer.
From your chart to your days
Your chart is the map. The next question is when — and that part is free for today and this week.
Your chart and any past day are free. Unlocking the year ahead is what shows you every window before it arrives.
See what unlocking costs →Questions about your rising sign
- What is a rising sign?
- The sign that was rising on the eastern horizon at the minute and place of your birth—also called the Ascendant. It marks where the first of the twelve parts of your chart begins, which the tradition reads for you yourself, and how you come across.
- Why does the rising sign need a birth time?
- The Ascendant passes through all twelve signs in about a day, so two hours can change the sign and a few minutes can move the degree. Without a time we leave it out rather than guess it from noon. The time is usually on the birth certificate or the hospital record. Your Moon sign often does not need one: submit without a time and your result still gives the Moon’s noon position, with a flag when it sits near a sign boundary.
- Is my rising sign the same as my Sun sign?
- Only for births around sunrise, when the Sun itself is on the eastern horizon. The Sun sign comes from the date (and the hour, on the day the Sun changes sign); the rising sign comes from the time and the place.
We compute your chart with the Swiss Ephemeris for the minute and place of your birth (for noon, when the time is unknown), in the tropical zodiac with Placidus houses, and print each position to a fraction of a degree. It is astronomy applied to your birth chart, not numerology, and it is the chart the rulebook reads when it looks at your days.
The rulebook encodes that tradition whole—four centuries of transit doctrine, written down as rules you can read, not a model that guessed. Read the methodology.
- Swiss Ephemeris precision
- Your exact birth time and place
- Past dates free to test
Find your rising sign—free
Date, time and place. No account, no sign-up, and the chart is yours to keep. Or test a past date first.