Birthday Calculator
What can you learn about your birthday?
- What is my sign for my birthday? Learn western zodiac signs, Chinese zodiac signs, lucky numbers, and compatibility
- What is my birthstone? See which birthstones are assigned to your birthday
- Which celebrities have the same birthday? Learn which celebrities share my birthday
- Who was born on my birthday? Famous people in history with the same birthday
- What happened on my birthday? Historical events on your birthday
- What was the number one song on my birthday? The number one song on a date
- What day was it on my birthday? Find the day of the year and the day of the week
- How many days until my birthday? Calculate the number of days until your next birthday
- What day is my birthday this year? Find the day of the week of your next birthday
- Convert Gregorian dates to Julian Days
- Convert a Gregorian calendar date to a Julian Day
- Convert Julian Days to Gregorian Dates
- Convert a Julian date number to a Gregorian calendar date string
- Convert Gregorian dates to the Jewish or Hebrew calendar
- Convert Gregorian dates to the Hijri or Islamic calendar
- Convert Gregorian dates to the Maya calendar
- Calculate the age & phase of the moon
- Determine the date of Easter
- Display the date of Easter for the current year
- Find age in days and weeks
- Learn how many leap years and full moons have passed
- Understand the origin of the names for the months
Moon Phase for Thursday, January 17, 2019
Moon's age (days): 10.9
Distance (kilometers): 369,044
Distance (Earth radii): 59.93
Percent Illumination 83.79%
Ecliptic latitude / lambda (degrees): -3.75
Ecliptic longitude / beta (degrees): 70.01
Phase: Waxing Gibbous