Moon phase on January 12, 1964

Waning Crescent, 6%
🌘 Waning Crescent
Sunday, January 12, 1964 · at noon (Brasília)
Illumination: 6% Age: 27.5 days Cycle: 92%

On Sunday, January 12, 1964 the Moon was in its waning crescent phase, with 6% of its disk illuminated and an age of 27.5 days since the last new moon. Only a thin sliver is left, visible in the east shortly before dawn, as the cycle prepares to start over with the new moon.

Moon data for this date

Moon at noon Brasília time (UTC-3)
Phase🌘 Waning Crescent
Illumination6%
Moon age27.5 days
Day of the weekSunday
Last new moonDecember 16, 1963 at 00:06
Next full moonJanuary 28, 1964 at 21:23 (in 16.4 days)
Next new moonJanuary 14, 1964 at 18:44 (in 2.3 days)

The Moon on the surrounding days

Compare the phase and illumination over the three days before and after. Click a day to open its page.

← January 11, 1964 January 13, 1964 →

About the waning crescent

Only a thin sliver is left, visible in the east shortly before dawn, as the cycle prepares to start over with the new moon. The phase name comes from the Moon's position in its 29.53-day cycle: on January 12, 1964 it had completed 92% of the cycle that began with the new moon on December 16, 1963.

Looking for another date, such as a birthday? Use the Moon phase on the day I was born tool, see the Moon phase today page with the lunar calendar, or find the day of the week of January 12, 1964. For sun times, check sunrise and sunset.

Frequently asked questions

What is the Moon phase on January 12, 1964?

On January 12, 1964 the Moon was in its waning crescent phase, with 6% of the disk lit (calculated at noon Brasília time).

How old is the Moon on that date?

The age is the time since the last new moon: 27.5 days of an average 29.53-day cycle.

When is the next full moon after that date?

The next full moon after January 12, 1964 falls on January 28, 1964 at 21:23 Brasília time.

When is the next new moon after that date?

The next new moon after January 12, 1964 falls on January 14, 1964 at 18:44 Brasília time.

How is the Moon phase calculated?

With Jean Meeus's astronomical formulas for the instants of new, quarter and full moon. The age comes from the time since the last new moon and the illumination is (1 − cos(2π × cycle fraction)) / 2.

Is the phase the same everywhere in the world?

Yes, the phase and the illuminated percentage are the same across the planet at any given instant. Only the orientation changes: in the southern hemisphere a waxing Moon is lit on the left, in the northern one on the right.