Moon phase on February 19, 1990

Waning Crescent, 33%
🌘 Waning Crescent
Monday, February 19, 1990 · at noon (Brasília)
Illumination: 33% Age: 23.8 days Cycle: 81%

On Monday, February 19, 1990 the Moon was in its waning crescent phase, with 33% of its disk illuminated and an age of 23.8 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
Illumination33%
Moon age23.8 days
Day of the weekMonday
Last new moonJanuary 26, 1990 at 17:20
Next full moonMarch 11, 1990 at 07:59 (in 19.8 days)
Next new moonFebruary 25, 1990 at 05:55 (in 5.7 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.

← February 18, 1990 February 20, 1990 →

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 February 19, 1990 it had completed 81% of the cycle that began with the new moon on January 26, 1990.

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 February 19, 1990. For sun times, check sunrise and sunset.

Frequently asked questions

What is the Moon phase on February 19, 1990?

On February 19, 1990 the Moon was in its waning crescent phase, with 33% 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: 23.8 days of an average 29.53-day cycle.

When is the next full moon after that date?

The next full moon after February 19, 1990 falls on March 11, 1990 at 07:59 Brasília time.

When is the next new moon after that date?

The next new moon after February 19, 1990 falls on February 25, 1990 at 05:55 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.