Waxing Gibbous on 05/20/2016
May 20
Waxing Gibbous
Full Moon on 05/21/2016
May 21
Full Moon
Waning Gibbous on 05/22/2016
May 22
Waning Gibbous
Illumination: 100%
Waning Gibbous on 05/23/2016
May 23
Waning Gibbous
Waning Gibbous on 05/24/2016
May 24
Waning Gibbous

Moon Phase: May 22, 2016

On this day the Moon was in a Waning Gibbous. During this phase the Moon can be seen in the early morning daylight hours on the western horizon. This is the first phase after the Full Moon occurs. It lasts roughly 7 days with the Moon’s illumination growing smaller each day until the Moon becomes a Last Quarter Moon with an illumination of 50%. The average Moon rise for this phase is between 9pm and Midnight depending on the age of the phase. The moon rises later and later each night setting after sunrise in the morning.

Visit the May 2016 Moon Phases Calendar to see all the daily moon phase for this month.

Waning Gibbous Phase

The Waning Gibbous on May 22 has an illumination of 100%. This is the percentage of the Moon illuminated by the Sun. The illumination is constantly changing and can vary up to 10% a day. On May 22 the Moon is 15.33 days old. This refers to how many days it has been since the last New Moon. It takes 29.53 days for the Moon to orbit the Earth and go through the lunar cycle of all 8 Moon phases.

The 8 Lunar Phases

There are 8 lunar phases the Moon goes through in its 29.53 days lunar cycle. The 4 major Moon phases are Full Moon, New Moon, First Quarter and Last Quarter. Between these major phases, there are 4 minor ones: the Waxing Crescent, Waxing Gibbous, Waning Gibbous and Waning Crescent. For more info on the Moon Cycle and on each phase check out Wikipedia Lunar Phase page.


Phase Details for - May 22

Phase: Waning Gibbous
Illumination: 100%
Moon Age: 15.33 days
Moon Angle: 0.50
Moon Distance: 400,602.03 km
Sun Angle: 0.53
Sun Distance: 151,474,169.31 km

Useful Moon Resources

Waning Gibbous Moonrise and Moonset

WanG_95. WanG_95 WanG_95 moon rise
moon rise up average moon rise
moon rise up Average Mid-phase
moon rise up Average Moon Set