Waxing Gibbous on

Moon phase on 23 January 2013 Wednesday is Waxing Gibbous, 11 days young Moon is in Gemini.

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Moon phase for

Lunar calendar 2013 | January 2013

Waxing Gibbous phase
Waxing Gibbous phase
Image credit: NASA/Goddard Space Flight Center Scientific Visualization Studio.

Waxing Gibbous 88% illuminated

Waxing Gibbous is the lunar phase on . Seen from Earth, illuminated fraction of the Moon surface is 88% and growing larger. The 11 days young Moon is in ♊ Gemini.

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Moon phases for next 7 days

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Moon phase and lunation details

4 days after First Quarter

Previous main lunar phase is the First Quarter before 4 days on 18 January 2013 at 23:45.

Moonrise and moonset

Moon rises in the afternoon and sets after midnight to early morning. It is visible to the southeast in early evening and it is up for most of the night.

Moon in ♊ Gemini

Moon is passing about ∠23° of ♊ Gemini tropical zodiac sector.

Apparent angular diameter ∠1769"

Lunar disc appears visually 9.7% narrower than solar disc. Moon and Sun apparent angular diameters are ∠1769" and ∠1949".

Wolf Moon after 3 days

Next Full Moon is the Wolf Moon of January 2013 after 3 days on 27 January 2013 at 04:38.

Upcoming main Moon phases

Moderate tide

There is medium ocean tide on this date. Sun and Moon gravitational forces are not aligned, but meet at very acute angle, so their combined tidal force is moderate.

Lunation 161 / 1114

The Moon is 11 days young. Earth's natural satellite is moving from the first to the middle part of current synodic month. This is lunation 161 of Meeus index or 1114 from Brown series.

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Synodic month length 29.48 days

The length of the lunation is 29 days, 11 hours and 36 minutes. It is 55 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 1 hour and 8 minutes shorter than the mean synodic month length. It is 5 hours and 1 minute longer compared to 21st century's shortest synodic month length.

Lunar orbit position on

True anomaly ∠23.3°

At the beginning of the lunation cycle the true anomaly is ∠23.3°. At the beginning of next synodic month the true anomaly is going to be ∠44.2°.

Moon after apogee

1 day after point of apogee on 22 January 2013 at 10:52 in ♊ Gemini. The lunar orbit is getting narrow, while the Moon is moving towards the Earth. It will keep this direction over the next 15 days, until the Moon reaches the point of next perigee on 7 February 2013 at 12:09 in ♑ Capricorn.

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Distance to Moon 405 268 km

The Moon is 405 268 km (251 822 mi) away from Earth and getting closer over the next 15 days until the point perigee when Earth-Moon distance is going to be 365 314 km (226 996 mi).

Moon after descending node

2 days after descending node on 21 January 2013 at 01:19 in ♉ Taurus. The Moon is located south of the ecliptic over the following 11 days, until the lunar orbit crosses from South to North in ascending node on 4 February 2013 at 02:14 in ♏ Scorpio.

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Draconic month

15 days since the beginning of current draconic month in ♏ Scorpio, the Moon is navigating from the second to the final part of the cycle.

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Moon at northern standstill

At 05:12 the Moon is meeting its standstill point to reach North declination of ∠20.816°. This is the year's northernmost lunar standstill of 2013. Over the next 13 days the lunar orbit is going to extend southward to face maximum declination of ∠-20.704° at the point of next standstill in ♐ Sagittarius on 6 February 2013 at 00:27.

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Syzygy in 3 days

In 3 days on 27 January 2013 at 04:38 in ♌ Leo the Moon is going to be in a Full Moon geocentric opposition with the Sun and thus forming the next Sun-Earth-Moon syzygy alignment.

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