Waning Crescent on

Moon phase on 22 December 2011 Thursday is Waning Crescent, 27 days old Moon is in Scorpio.

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Moon phase for

Lunar calendar 2011 | December 2011

Waning Crescent phase
Waning Crescent phase
Image credit: NASA/Goddard Space Flight Center Scientific Visualization Studio.

Waning Crescent 7% illuminated

Waning Crescent is the lunar phase on . Seen from Earth, illuminated fraction of the Moon surface is 7% and getting smaller. The 27 days old Moon is in ♏ Scorpio.

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Moon phases for next 7 days

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Moon phase and lunation details

4 days after Last Quarter

Previous main lunar phase is the Last Quarter before 4 days on 18 December 2011 at 00:48.

Moonrise and moonset

Moon rises after midnight to early morning and sets in the afternoon. It is visible in the early morning low to the east.

Moon is entering ♏ Scorpio

Moon is passing first ∠0° of ♏ Scorpio tropical zodiac sector.

Apparent angular diameter ∠1959"

Lunar disc appears visually 0.4% wider than solar disc. Moon and Sun apparent angular diameters are ∠1959" and ∠1951".

Wolf Moon after 17 days

Next Full Moon is the Wolf Moon of January 2012 after 17 days on 9 January 2012 at 07:30.

Upcoming main Moon phases

Neap tide

There is low ocean tide on this date. Sun and Moon gravitational forces are not aligned, but meet at big angle, so their combined tidal force is weak.

Lunation 147 / 1100

The Moon is 27 days old. Earth's natural satellite is moving from the second to the final part of current synodic month. This is lunation 147 of Meeus index or 1100 from Brown series.

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Synodic month length 29.5 days

The length of the lunation is 29 days, 11 hours and 57 minutes. It is 1 hour and 36 minutes shorter than the next lunation's length. The lengths of the following synodic months are going to increasing with the true anomaly getting closer to the value it has at the point of New Moon at apogee (∠180°).

Lunation length shorter than mean

The length of the current synodic month is 47 minutes shorter than the mean synodic month length. It is 5 hours and 22 minutes longer compared to 21st century's shortest synodic month length.

Lunar orbit position on

True anomaly ∠21.6°

At the beginning of the lunation cycle the true anomaly is ∠21.6°. At the beginning of next synodic month the true anomaly is going to be ∠42.1°.

Moon at perigee

Moon is at perigee at 02:56. It is 16 days after previous apogee on 6 December 2011 at 01:13 in ♈ Aries. Lunar orbit is going to widen while the Moon is moving away from the Earth over the next 11 days, until point of next apogee on 2 January 2012 at 20:19 in ♈ Aries.

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Distance to Moon 364 801 km

This perigee Moon is 364 801 km (226 677 mi) away from Earth. It is 2 293 km closer than the mean perigee distance, but it is still 5 555 km further than the closest perigee of 21st century.

Moon before ascending node

12 days after descending node on 10 December 2011 at 07:04 in ♊ Gemini. The Moon is located south of the ecliptic over the following day, until the lunar orbit crosses from South to North in ascending node on 23 December 2011 at 11:36 in ♐ Sagittarius.

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Draconic month

26 days since the beginning of current draconic month in ♐ Sagittarius, the Moon is navigating from the second to the final part of the cycle.

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Moon before southern standstill

11 days since the previous standstill on 10 December 2011 at 13:37 in ♊ Gemini when the Moon has reached North declination of ∠22.554°, the lunar orbit is extending southward over the next day to face maximum declination of ∠-22.554° at the point of next southern standstill on 23 December 2011 at 17:25 in ♐ Sagittarius.

Previous standstillNext standstill

Syzygy in 2 days

In 2 days on 24 December 2011 at 18:06 in ♐ Sagittarius the Moon is going to be in a New Moon geocentric conjunction with the Sun and thus forming the next Sun-Moon-Earth syzygy alignment.

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