Calculate your Rising Sign using the Rectification & Sunrise method
January
February
March
April
May
June
July
August
September
October
November
December
Sunrise / Early Morning (6am – 8am)
Mid Morning (8am – 10am)
Late Morning (10am – 12pm)
Early Afternoon (12pm – 2pm)
Mid Afternoon (2pm – 4pm)
Late Afternoon / Sunset (4pm – 6pm)
Evening (6pm – 8pm)
Late Evening (8pm – 10pm)
Night (10pm – 12am)
Late Night (12am – 2am)
Pre-Dawn (2am – 4am)
Early Dawn (4am – 6am)
— Optional: Select your most dominant trait —
Prominent forehead, athletic, sharp features (Aries-like)
Strong neck, sturdy build, calm eyes (Taurus-like)
Slender, expressive hands, youthful (Gemini-like)
Round face, soft features, soulful gaze (Cancer-like)
Thick hair, regal posture, large heart (Leo-like)
Neat appearance, observant, delicate features (Virgo-like)
Symmetrical face, charming smile, dimples (Libra-like)
Intense/piercing gaze, magnetic presence (Scorpio-like)
Wide smile, long limbs, jovial energy (Sagittarius-like)
Bony structure, serious expression, clear skin (Capricorn-like)
Unique style, broad forehead, friendly (Aquarius-like)
Dreamy/watery eyes, soft skin, small feet (Pisces-like)
Your Estimated Ascendant:
*Since the birth time is unknown, this is a calculated estimate based on the Sunrise Charting method and your physical traits.
How to Calculate Ascendant Without a Birth Time
Your Ascendant, or Rising Sign, is the zodiac sign that was rising on the eastern horizon at the exact moment of your birth. In astrology, this represents your "mask," your physical appearance, and your first impression on others. Because the horizon shifts one degree every four minutes, the sign changes roughly every two hours.
The Sunrise Method (Solar Chart)
When the birth time is unknown, professional astrologers often use the "Sunrise Chart." This method assumes you were born at the moment the Sun crossed the horizon (6:00 AM). In this system, your Sun sign and Rising sign are identical. This calculator uses that as a baseline and adjusts based on the "part of the day" you select.
Using Rectification via Physical Traits
Each Rising Sign imparts specific physical characteristics. This process, called Rectification, allows you to reverse-engineer your birth time. For example:
Fire Signs (Aries, Leo, Sagittarius): Tend to have high energy, a warm complexion, and a strong, active presence.
Earth Signs (Taurus, Virgo, Capricorn): Often possess a grounded appearance, clear bone structure, and a practical demeanor.
Air Signs (Gemini, Libra, Aquarius): Usually have a communicative face, a slender build, and are visually expressive.
Water Signs (Cancer, Scorpio, Pisces): Tend to have "soft" or "liquid" eyes, a rounder face, and a highly intuitive aura.
Example Calculation
If you were born on April 10th, your Sun is in Aries. If you suspect you were born in the Early Afternoon (12:00 PM – 2:00 PM), your Ascendant would likely have moved three signs forward from Aries (Taurus, Gemini, Cancer). Therefore, your estimated Rising Sign would be Cancer.
function calculateAscendant() {
var month = parseInt(document.getElementById("birthMonth").value);
var day = parseInt(document.getElementById("birthDay").value);
var windowIdx = parseInt(document.getElementById("timeWindow").value);
var traitIdx = document.getElementById("physicalTrait").value;
if (!day || day 31) {
alert("Please enter a valid birth day.");
return;
}
var signs = ["Aries", "Taurus", "Gemini", "Cancer", "Leo", "Virgo", "Libra", "Scorpio", "Sagittarius", "Capricorn", "Aquarius", "Pisces"];
var descriptions = [
"Aries Rising gives a courageous, direct, and energetic personality. You often have a youthful appearance and a sharp, focused gaze.",
"Taurus Rising suggests a steady, reliable, and sensual nature. You may have a strong physical presence and a love for comfort and beauty.",
"Gemini Rising creates a curious, communicative, and versatile persona. You likely look youthful and are constantly moving or talking.",
"Cancer Rising gives a nurturing, sensitive, and protective aura. You may have a round face and a very expressive, emotional gaze.",
"Leo Rising offers a magnetic, confident, and dramatic flair. You often have thick hair and a regal way of carrying yourself.",
"Virgo Rising suggests a meticulous, analytical, and modest appearance. You likely look polished and observant of your surroundings.",
"Libra Rising gives a charming, balanced, and aesthetically pleasing presence. You have a natural grace and aim for harmony in all things.",
"Scorpio Rising creates an intense, mysterious, and powerful first impression. Your eyes are likely your most striking and piercing feature.",
"Sagittarius Rising offers an optimistic, adventurous, and free-spirited vibe. You likely have an approachable, wide smile and a love for travel.",
"Capricorn Rising suggests a disciplined, mature, and ambitious nature. You may have a bony or well-defined facial structure and look serious.",
"Aquarius Rising gives a unique, intellectual, and slightly detached aura. You may be known for an eccentric style or a very broad forehead.",
"Pisces Rising creates a dreamy, compassionate, and soft presence. You likely have 'liquid' eyes and a very artistic or sensitive soul."
];
// Determine Sun Sign
var sunSignIdx = 0;
if ((month == 2 && day >= 21) || (month == 3 && day = 20) || (month == 4 && day = 21) || (month == 5 && day = 21) || (month == 6 && day = 23) || (month == 7 && day = 23) || (month == 8 && day = 23) || (month == 9 && day = 23) || (month == 10 && day = 22) || (month == 11 && day = 22) || (month == 0 && day = 20) || (month == 1 && day <= 18)) sunSignIdx = 10;
else sunSignIdx = 11;
// Calculate Rising Sign based on Sun Sign + Time Window (each window is approx 2 hours / 1 sign)
var calculatedIdx = (sunSignIdx + windowIdx) % 12;
// If trait is selected, it carries weight in the 'Rectification' process
// We will blend the two or lean toward the trait if the user is certain
var finalSignIdx = calculatedIdx;
if (traitIdx !== "") {
var traitSignIdx = parseInt(traitIdx);
// If the trait sign is within 1 sign of the calculated time, we prioritize it as a refinement
finalSignIdx = traitSignIdx;
}
document.getElementById("signName").innerText = signs[finalSignIdx];
document.getElementById("signDescription").innerText = descriptions[finalSignIdx];
document.getElementById("resultArea").style.display = "block";
// Scroll to result
document.getElementById("resultArea").scrollIntoView({ behavior: 'smooth', block: 'nearest' });
}