Moon phase on October 18, 1969

First Quarter, 48%
🌓 First Quarter
Saturday, October 18, 1969 · at noon (Brasília)
Illumination: 48% Age: 7.2 days Cycle: 24%
Home → Moon phase → October 18, 1969

On Saturday, October 18, 1969 the Moon was in its first quarter phase, with 48% of its disk illuminated and an age of 7.2 days since the last new moon. Half of the disk is lit, about a week after the new moon. The Moon is easy to see in the early evening and sets around midnight.

Moon data for this date

Moon at noon Brasília time (UTC-3)
Phase🌓 First Quarter
Illumination48%
Moon age7.2 days
Day of the weekSaturday
Last new moonOctober 11, 1969 at 06:39
Next full moonOctober 25, 1969 at 05:44 (in 6.7 days)
Next new moonNovember 9, 1969 at 19:11 (in 22.3 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.

WedOct 15Waxing Crescent, 19%19%Waxing CrescentThuOct 16Waxing Crescent, 28%28%Waxing CrescentFriOct 17Waxing Crescent, 38%38%Waxing Crescent
SatOct 18First Quarter, 48%48%First Quarter
SunOct 19First Quarter, 59%59%First QuarterMonOct 20Waxing Gibbous, 69%69%Waxing GibbousTueOct 21Waxing Gibbous, 78%78%Waxing Gibbous

← October 17, 1969 October 19, 1969 →

About the first quarter

Half of the disk is lit, about a week after the new moon. The Moon is easy to see in the early evening and sets around midnight. The phase name comes from the Moon's position in its 29.53-day cycle: on October 18, 1969 it had completed 24% of the cycle that began with the new moon on October 11, 1969.

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 October 18, 1969. For sun times, check sunrise and sunset.

Frequently asked questions

What is the Moon phase on October 18, 1969?

On October 18, 1969 the Moon was in its first quarter phase, with 48% 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: 7.2 days of an average 29.53-day cycle.

When is the next full moon after that date?

The next full moon after October 18, 1969 falls on October 25, 1969 at 05:44 Brasília time.

When is the next new moon after that date?

The next new moon after October 18, 1969 falls on November 9, 1969 at 19:11 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.