New Moon on

Moon phase on 20 September 2017 Wednesday is New Moon, less than 1 day young Moon is in Libra.

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Moon phase for

Lunar calendar 2017 | September 2017

New Moon phase
New Moon phase
Image credit: NASA/Goddard Space Flight Center Scientific Visualization Studio.

New Moon

New Moon is the lunar phase on . Surface of the Moon disc is not illuminated. The less than 1 day young Moon is in ♎ Libra.

* The exact date and time of this New Moon phase is on 20 September 2017 at 05:30 UTC.

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Moon phases for next 7 days

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Moon phase and lunation details

Moonrise and moonset

Moon rises at sunrise and sets at sunset. It's part facing the Earth is completely in shadow.

Moon is entering ♎ Libra

Moon is passing first ∠1° of ♎ Libra tropical zodiac sector.

Apparent angular diameter

Lunar disc is not visible from Earth. Moon and Sun apparent angular diameters are ∠1857" and ∠1911".

Hunter Moon after 15 days

Next Full Moon is the Hunter Moon of October 2017 after 15 days on 5 October 2017 at 18:40.

Upcoming main Moon phases

Spring tide

There is high New Moon ocean tide on this date. Combined Sun and Moon gravitational tidal force working on Earth is strong, because of the Sun-Moon-Earth syzygy alignment.

New lunation 219 / 1172

At 05:30 on this date the Moon completes the old and enters a new synodic month with lunation 219 of Meeus index or 1172 from Brown series.


Synodic month length 29.57 days

29 days, 13 hours and 42 minutes is the length of new lunation 219. It is 2 hours and 48 minutes shorter than next lunation 220 length.

Lunation length longer than mean

Length of current synodic month is 58 minutes longer than the mean length of synodic month, but it is still 6 hours and 5 minutes shorter, compared to 21st century longest.

Lunar orbit position on

True anomaly ∠79°

This New Moon true anomaly is ∠79°. At beginning of next synodic month true anomaly will be ∠114.6°. The length of upcoming synodic months will keep increasing since the true anomaly gets closer to the value of New Moon at point of apogee (∠180°).

Moon before apogee

6 days after point of perigee on 13 September 2017 at 16:04 in ♊ Gemini. The lunar orbit is getting wider, while the Moon is moving outward the Earth. It will keep this direction for the next 6 days, until it get to the point of next apogee on 27 September 2017 at 06:49 in ♐ Sagittarius.

Previous perigeeNext apogee

Distance to Moon 385 880 km

Moon is 385 880 km (239 775 mi) away from Earth on this date. Moon moves farther next 6 days until apogee, when Earth-Moon distance will reach 404 342 km (251 246 mi).

Moon after ascending node

2 days after its ascending node on 17 September 2017 at 18:28 in ♌ Leo, the Moon is following the northern part of its orbit for the next 11 days, until it will cross the ecliptic from North to South in descending node on 2 October 2017 at 02:05 in ♒ Aquarius.

Previous nodeNext node

Draconic month

2 days after beginning of current draconic month in ♌ Leo, the Moon is moving from the beginning to the first part of it.

PreviousCurrent draconic monthNext

Moon after northern standstill

5 days after previous North standstill on 14 September 2017 at 13:00 in ♋ Cancer, when Moon has reached northern declination of ∠19.438°. Next 7 days the lunar orbit moves southward to face South declination of ∠-19.516° in the next southern standstill on 28 September 2017 at 10:06 in ♑ Capricorn.

Previous standstillNext standstill

Sun-Moon-Earth syzygy

The Moon is in New Moon geocentric conjunction with the Sun on this date and this alignment forms Sun-Moon-Earth syzygy.

Previous syzygyNext syzygy

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