My Birthday Moon

The Moon from that day, here for you now.

Sat, September 1, 2029

Last Quarter

Light and shadow met halfway again. Another lunar cycle was drawing toward its close.

Time has passed. The shape of that day’s Moon can still be found.

Phase and illumination use noon in Korea (KST) on the selected date. They do not represent the Moon’s exact position at your birth time and place.

A small record of that day
Date
Sat, September 1, 2029
Sunlit surface
51%
Lunar Date
Lunar 7/23

Share your first sky with someone close.

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Moon Phase on 1 September 2029: Last Quarter, 51% Lit

The Moon on 1 September 2029: Last Quarter, 51% illuminated
Rendered view of the Moon on 1 September 2029 from NASA lunar surface maps

The Moon on September 1, 2029

On September 1, 2029, the Moon will be at last quarter, 22.0 days old and 51% illuminated, in the constellation Taurus about 399,951 km (248,518 mi) from Earth. The next New Moon will follow on September 8, 2029.

Phase
Last Quarter
Illumination
51%
Moon age
22.0 days since New Moon
Distance from Earth
399,951 km (248,518 mi)
Constellation
Taurus
Previous Full Moon
August 24, 2029
Next New Moon
September 8, 2029
Next Full Moon
September 22, 2029

Moon phases around September 1, 2029

Moon phase, illumination and age for the three days before and after September 1, 2029
DateMoonLitAge
8/29 WedWaning Gibbous78%19.0d
8/30 ThuWaning Gibbous69%20.0d
8/31 FriWaning Gibbous60%21.0d
9/1 SatLast Quarter51%22.0d
9/2 SunWaning Crescent41%23.0d
9/3 MonWaning Crescent31%24.0d
9/4 TueWaning Crescent22%25.0d

Values are calculated with Astronomy Engine at 12:00 Korea Standard Time (03:00 UTC) on each date; New and Full Moon dates are in UTC. Moon age counts days since the New Moon; distance is centre to centre.

How to find the Moon on your birthday

  1. Choose your birth year, month and day, then show your Moon.
  2. Read the phase name and illuminated percentage. A Full Moon appears almost completely lit; a crescent shows a smaller sunlit portion.
  3. Select “Share this Moon” to create an image card for that date.

Does birth time or location change the result?

This date-only calculator uses Astronomy Engine at noon Korea Standard Time (03:00 UTC) on the selected date. It does not calculate the exact sky at your birth time or birthplace. Near a phase transition, a different time on the same date can give a different phase or illumination.

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