Discover your celestial blueprint: Sun Sign and Rising Sign (Ascendant) analysis.
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Your Natal Profile
Understanding Your Natal Chart
A natal chart, often called a birth chart, is a snapshot of the sky at the exact moment and location of your birth. In astrology, this map serves as a psychological blueprint, revealing your personality traits, strengths, challenges, and life purpose. While many people only know their "Sun Sign," a true natal chart consists of planets, houses, and aspects that create a unique cosmic profile.
The Three Pillars of Your Identity
When using an astrology natal chart calculator, three specific placements hold the most weight in defining your character:
The Sun Sign: Represents your core identity, ego, and the "main character" of your life. It is determined by the month and day you were born.
The Moon Sign: Governs your emotional inner world, instincts, and how you feel when you are alone. (Requires exact calculations).
The Rising Sign (Ascendant): This is the zodiac sign that was rising on the eastern horizon at the moment of your birth. It represents your social mask, your physical appearance, and the first impression you make on others.
Element
Signs
Key Characteristics
Fire
Aries, Leo, Sagittarius
Passionate, energetic, assertive, and creative.
Earth
Taurus, Virgo, Capricorn
Practical, grounded, reliable, and ambitious.
Air
Gemini, Libra, Aquarius
Intellectual, social, communicative, and objective.
Water
Cancer, Scorpio, Pisces
Intuitive, emotional, empathetic, and sensitive.
How This Calculator Works
This natal chart tool calculates your Sun Sign based on the tropical zodiac dates and estimates your Rising Sign using the "Two-Hour Rule." Because the Earth rotates 360 degrees every 24 hours, a new zodiac sign rises on the horizon roughly every two hours. By knowing your Sun sign and your time of birth, we can approximate which sign was ascending at the time of your arrival.
Why the Time of Birth Matters
Without an accurate birth time, calculating the Ascendant is impossible. The Rising sign changes quickly; being off by just 30 minutes can shift your entire chart into a different house system. For the most accurate results, refer to your birth certificate for the exact minute of birth.
function calculateNatalChart() {
var name = document.getElementById("birthName").value;
var day = parseInt(document.getElementById("birthDay").value);
var month = parseInt(document.getElementById("birthMonth").value);
var hour = parseInt(document.getElementById("birthHour").value);
var min = parseInt(document.getElementById("birthMin").value);
if (isNaN(day) || isNaN(month) || isNaN(hour) || isNaN(min)) {
alert("Please fill in all birth details for an accurate calculation.");
return;
}
var sunSign = "";
var sunDescription = "";
var zodiacList = ["Aries", "Taurus", "Gemini", "Cancer", "Leo", "Virgo", "Libra", "Scorpio", "Sagittarius", "Capricorn", "Aquarius", "Pisces"];
// Sun Sign Logic
if ((month == 3 && day >= 21) || (month == 4 && day = 20) || (month == 5 && day = 21) || (month == 6 && day = 21) || (month == 7 && day = 23) || (month == 8 && day = 23) || (month == 9 && day = 23) || (month == 10 && day = 23) || (month == 11 && day = 22) || (month == 12 && day = 22) || (month == 1 && day = 20) || (month == 2 && day = 19) || (month == 3 && day <= 20)) { sunSign = "Pisces"; }
// Rising Sign Approximation (Simplified)
// Concept: The Sun sign rises at sunrise (approx 6 AM). Every 2 hours, the rising sign moves to the next sign.
var sunSignIndex = zodiacList.indexOf(sunSign);
var hoursSinceSunrise = hour – 6;
if (hoursSinceSunrise < 0) hoursSinceSunrise += 24;
var risingIndexShift = Math.floor(hoursSinceSunrise / 2);
var risingSignIndex = (sunSignIndex + risingIndexShift) % 12;
var risingSign = zodiacList[risingSignIndex];
// Descriptions
var traitMap = {
"Aries": "Dynamic, daring, and energetic.",
"Taurus": "Steady, sensual, and persistent.",
"Gemini": "Versatile, expressive, and curious.",
"Cancer": "Intuitive, protective, and sentimental.",
"Leo": "Fiery, self-assured, and generous.",
"Virgo": "Analytical, kind, and hardworking.",
"Libra": "Diplomatic, artistic, and social.",
"Scorpio": "Passionate, stubborn, and brave.",
"Sagittarius": "Extroverted, optimistic, and funny.",
"Capricorn": "Serious, disciplined, and independent.",
"Aquarius": "Deep, imaginative, and original.",
"Pisces": "Compassionate, artistic, and musical."
};
document.getElementById("res-header").innerHTML = name ? name + "'s Celestial Profile" : "Your Celestial Profile";
document.getElementById("sun-res").innerHTML = "Sun Sign: " + sunSign + "The core of your personality and your ego's drive.";
document.getElementById("rising-res").innerHTML = "Rising Sign (Ascendant): " + risingSign + "Your social mask and how others perceive you.";
document.getElementById("trait-res").innerHTML = "Key Trait: " + traitMap[sunSign] + " With a " + risingSign + " outlook, you likely approach the world with " + traitMap[risingSign].toLowerCase();
document.getElementById("chart-result").style.display = "block";
document.getElementById("chart-result").scrollIntoView({behavior: 'smooth'});
}