function getSunSign(month, day) {
if (month === 1) { // January
return day <= 19 ? "Capricorn" : "Aquarius";
} else if (month === 2) { // February
return day <= 18 ? "Aquarius" : "Pisces";
} else if (month === 3) { // March
return day <= 20 ? "Pisces" : "Aries";
} else if (month === 4) { // April
return day <= 19 ? "Aries" : "Taurus";
} else if (month === 5) { // May
return day <= 20 ? "Taurus" : "Gemini";
} else if (month === 6) { // June
return day <= 20 ? "Gemini" : "Cancer";
} else if (month === 7) { // July
return day <= 22 ? "Cancer" : "Leo";
} else if (month === 8) { // August
return day <= 22 ? "Leo" : "Virgo";
} else if (month === 9) { // September
return day <= 22 ? "Virgo" : "Libra";
} else if (month === 10) { // October
return day <= 22 ? "Libra" : "Scorpio";
} else if (month === 11) { // November
return day <= 21 ? "Scorpio" : "Sagittarius";
} else if (month === 12) { // December
return day maxCount) {
maxCount = elements[element];
dominant = element;
}
}
return dominant;
}
}
function getChartSummary(sunSign, risingSign, dominantElement) {
var summary = "Your astrological profile suggests a unique blend of energies. ";
// Sun Sign influence
switch (sunSign) {
case "Aries": summary += "With your Sun in Aries, you possess a pioneering spirit and natural leadership qualities. "; break;
case "Taurus": summary += "A Taurus Sun indicates a grounded, persistent, and appreciative nature. "; break;
case "Gemini": summary += "Gemini Sun individuals are known for their quick wit, adaptability, and curiosity. "; break;
case "Cancer": summary += "Your Cancer Sun suggests a nurturing, intuitive, and emotionally deep personality. "; break;
case "Leo": summary += "A Leo Sun bestows a warm, generous, and expressive character, often seeking the spotlight. "; break;
case "Virgo": summary += "With a Virgo Sun, you are likely analytical, practical, and detail-oriented. "; break;
case "Libra": summary += "Libra Sun individuals are typically charming, diplomatic, and seek balance and harmony. "; break;
case "Scorpio": summary += "Your Scorpio Sun points to an intense, passionate, and deeply perceptive nature. "; break;
case "Sagittarius": summary += "A Sagittarius Sun suggests an adventurous, optimistic, and freedom-loving spirit. "; break;
case "Capricorn": summary += "With Capricorn as your Sun sign, you are likely disciplined, ambitious, and responsible. "; break;
case "Aquarius": summary += "Aquarius Sun individuals are often innovative, independent, and humanitarian. "; break;
case "Pisces": summary += "Your Pisces Sun indicates a compassionate, artistic, and highly intuitive personality. "; break;
}
// Rising Sign influence (how others see you)
switch (risingSign) {
case "Aries": summary += "Your Aries Rising makes you appear energetic and direct to others. "; break;
case "Taurus": summary += "With Taurus Rising, you project a calm, stable, and reliable demeanor. "; break;
case "Gemini": summary += "Gemini Rising suggests you come across as communicative and versatile. "; break;
case "Cancer": summary += "Your Cancer Rising gives you a sensitive and nurturing first impression. "; break;
case "Leo": summary += "Leo Rising makes you appear confident and charismatic. "; break;
case "Virgo": summary += "With Virgo Rising, you are perceived as practical and analytical. "; break;
case "Libra": summary += "Libra Rising gives you a graceful and diplomatic outward persona. "; break;
case "Scorpio": summary += "Your Scorpio Rising makes you appear intense and mysterious. "; break;
case "Sagittarius": summary += "Sagittarius Rising suggests you come across as adventurous and optimistic. "; break;
case "Capricorn": summary += "With Capricorn Rising, you project a serious and ambitious image. "; break;
case "Aquarius": summary += "Aquarius Rising makes you appear unique and intellectual. "; break;
case "Pisces": summary += "Your Pisces Rising gives you a dreamy and compassionate aura. "; break;
}
// Dominant Element influence
switch (dominantElement) {
case "Fire": summary += "The strong Fire influence in your chart suggests passion, enthusiasm, and a drive for action. "; break;
case "Earth": summary += "A dominant Earth element indicates practicality, stability, and a grounded approach to life. "; break;
case "Air": summary += "With a strong Air presence, you are likely intellectual, communicative, and socially oriented. "; break;
case "Water": summary += "A dominant Water element points to deep emotions, intuition, and empathy. "; break;
case "Mixed": summary += "Your chart shows a balanced mix of elemental energies, allowing for versatility. "; break;
}
summary += "Please note: This is a simplified interpretation. A full astrological reading would delve into many more complex factors, including precise planetary positions, house systems, and aspects, which require advanced astronomical data and calculations.";
return summary;
}
function calculateBirthChart() {
var birthDay = parseInt(document.getElementById("birthDay").value);
var birthMonth = parseInt(document.getElementById("birthMonth").value);
var birthYear = parseInt(document.getElementById("birthYear").value);
var birthHour = parseInt(document.getElementById("birthHour").value);
var birthMinute = parseInt(document.getElementById("birthMinute").value);
var birthCity = document.getElementById("birthCity").value;
var birthCountry = document.getElementById("birthCountry").value;
var errorMessageDiv = document.getElementById("errorMessage");
var resultDiv = document.getElementById("result");
// Input validation
if (isNaN(birthDay) || birthDay 31 ||
isNaN(birthMonth) || birthMonth 12 ||
isNaN(birthYear) || birthYear 2099 ||
isNaN(birthHour) || birthHour 23 ||
isNaN(birthMinute) || birthMinute 59) {
errorMessageDiv.textContent = "Please enter valid numbers for all date and time fields.";
errorMessageDiv.style.display = "block";
resultDiv.style.display = "none";
return;
}
// Validate day for specific months
var daysInMonth = new Date(birthYear, birthMonth, 0).getDate();
if (birthDay > daysInMonth) {
errorMessageDiv.textContent = "The day entered is not valid for the selected month and year.";
errorMessageDiv.style.display = "block";
resultDiv.style.display = "none";
return;
}
errorMessageDiv.style.display = "none";
var sunSign = getSunSign(birthMonth, birthDay);
var risingSign = getRisingSign(birthHour, birthDay); // Simplified calculation
var dominantElement = getDominantElement(sunSign, risingSign);
var chartSummary = getChartSummary(sunSign, risingSign, dominantElement);
document.getElementById("sunSignResult").textContent = sunSign;
document.getElementById("risingSignResult").textContent = risingSign;
document.getElementById("dominantElementResult").textContent = dominantElement;
document.getElementById("chartSummary").textContent = chartSummary;
resultDiv.style.display = "block";
}
An astrology birth chart, also known as a natal chart, is a map of the heavens at the exact moment and location of your birth. It's a snapshot of the sky, showing the positions of the Sun, Moon, planets, and other astrological points in relation to the zodiac signs and houses. Astrologers use this chart to gain insights into an individual's personality, strengths, challenges, and life path.
Key Components of a Birth Chart:
Sun Sign: This is what most people refer to when they say "What's your sign?" It represents your core identity, ego, and conscious self. It's determined by the zodiac sign the Sun was in at your birth.
Moon Sign: The Moon represents your emotional nature, instincts, subconscious, and how you nurture and seek comfort. Its position changes rapidly, so an accurate birth time is crucial for determining your Moon sign.
Rising Sign (Ascendant): This is the zodiac sign that was rising on the eastern horizon at the moment of your birth. It represents your outward personality, how others perceive you, and your initial reactions to the world. It changes approximately every two hours, making birth time essential.
Planetary Positions: Each planet (Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto) is placed in a specific zodiac sign and house, influencing different areas of your life and aspects of your personality.
Houses: The birth chart is divided into 12 houses, each representing a different area of life (e.g., self, finances, communication, home, relationships, career). The signs and planets within these houses indicate how these life areas are expressed.
Aspects: These are the angular relationships between planets in your chart. They describe the dynamic interplay and energy flow between different parts of your personality and life.
How This Calculator Works (Simplified):
Our Astrology Birth Chart Calculator provides a simplified interpretation based on your birth date and time. It focuses on calculating your Sun Sign (your core identity) and a symbolic Rising Sign (how you appear to others). It also identifies a Dominant Element (Fire, Earth, Air, Water) based on these primary placements, offering a glimpse into your fundamental energetic makeup.
Important Note: A truly accurate and comprehensive astrological birth chart requires precise astronomical calculations involving your exact birth time, date, and geographical coordinates (longitude and latitude) to determine planetary positions and house cusps. This calculator offers an introductory and illustrative overview, designed to give you a basic understanding of these core astrological concepts. For a professional and in-depth astrological reading, consulting a qualified astrologer is recommended.