Waning Crescent on

Moon phase on 17 September 2055 Friday is Waning Crescent, 25 days old Moon is in Leo.

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Moon phase for

Lunar calendar 2055 | September 2055

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

Waning Crescent 18% illuminated

Waning Crescent is the lunar phase on . Seen from Earth, illuminated fraction of the Moon surface is 18% and getting smaller. The 25 days old Moon is in ♌ Leo.

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Moon phases for next 7 days

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Moon phase and lunation details

3 days after Last Quarter

Previous main lunar phase is the Last Quarter before 3 days on 14 September 2055 at 05:14.

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 in ♌ Leo

Moon is passing about ∠5° of ♌ Leo tropical zodiac sector.

Apparent angular diameter ∠1915"

Lunar disc appears visually 0.3% wider than solar disc. Moon and Sun apparent angular diameters are ∠1915" and ∠1909".

Hunter Moon after 18 days

Next Full Moon is the Hunter Moon of October 2055 after 18 days on 5 October 2055 at 18:38.

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 688 / 1641

The Moon is 25 days old. Earth's natural satellite is moving from the second to the final part of current synodic month. This is lunation 688 of Meeus index or 1641 from Brown series.

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Synodic month length 29.34 days

Length of current 688 lunation is 29 days, 8 hours and 5 minutes. This is the year's shortest synodic month of 2055. It is 25 minutes shorter than next lunation 689 length.

Lunation length shorter than mean

Length of current synodic month is 4 hours and 39 minutes shorter than the mean length of synodic month, but it is still 1 hour and 30 minutes longer, compared to 21st century shortest.

Lunar orbit position on

True anomaly ∠336.4°

This lunation true anomaly is ∠336.4°. At the beginning of next synodic month true anomaly will be ∠352.8°. The length of upcoming synodic months will keep decreasing since the true anomaly gets closer to the value of New Moon at point of perigee (∠0° or ∠360°).

Moon before perigee

8 days after point of apogee on 8 September 2055 at 13:59 in ♈ Aries. The lunar orbit is getting closer, while the Moon is moving inward the Earth. It will keep this direction for the next 4 days, until it get to the point of next perigee on 21 September 2055 at 12:32 in ♎ Libra.

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Distance to Moon 374 234 km

Moon is 374 234 km (232 538 mi) away from Earth on this date. Moon moves closer next 4 days until perigee, when Earth-Moon distance will reach 357 315 km (222 025 mi).

Moon in ascending node

Moon is in ascending node in ♌ Leo at 19:18 on this date, it crosses the ecliptic from South to North. Moon will follow the northern part of its orbit for the next 12 days to meet descending node on 30 September 2055 at 10:30 in ♒ Aquarius.

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New draconic month

At 19:18 on this date the Moon is completing its previous draconic month and is entering the new one.


Moon after northern standstill

1 day after previous North standstill on 15 September 2055 at 17:00 in ♋ Cancer, when Moon has reached northern declination of ∠20.530°. Next 10 days the lunar orbit moves southward to face South declination of ∠-20.612° in the next southern standstill on 28 September 2055 at 05:09 in ♑ Capricorn.

Previous standstillNext standstill

Syzygy in 3 days

After 3 days on 21 September 2055 at 02:19 in ♍ Virgo, the Moon will be in New Moon geocentric conjunction with the Sun and this alignment forms next Sun-Moon-Earth syzygy.

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