Waning Gibbous on

Moon phase on 19 February 2011 Saturday is Waning Gibbous, 16 days old Moon is in Virgo.

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Moon phase for

Lunar calendar 2011 | February 2011

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

Waning Gibbous 98% illuminated

Waning Gibbous is the lunar phase on . Seen from Earth, illuminated fraction of the Moon surface is 98% and getting smaller. The 16 days old Moon is in ♍ Virgo.

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Moon phases for next 7 days

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Moon phase and lunation details

1 day after Full Moon

Previous main lunar phase is the Full Moon before 1 day on 18 February 2011 at 08:36.

Moonrise and moonset

Moon rises in the evening and sets in the morning. It is visible to the southwest and it is high in the sky after midnight.

Moon in ♍ Virgo

Moon is passing about ∠17° of ♍ Virgo tropical zodiac sector.

Apparent angular diameter ∠1971"

Lunar disc appears visually 1.6% wider than solar disc. Moon and Sun apparent angular diameters are ∠1971" and ∠1941".

Snow Moon before 1 day

Next Full Moon is the Worm Moon of March 2011 after 28 days on 19 March 2011 at 18:10.

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 137 / 1090

The Moon is 16 days old. Earth's natural satellite is moving from the middle to the last part of current synodic month. This is lunation 137 of Meeus index or 1090 from Brown series.

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Synodic month length 29.76 days

The length of the lunation is 29 days, 18 hours and 15 minutes. This is the year's longest synodic month of 2011. It is 29 minutes longer 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 longer than mean

The length of the current synodic month is 5 hours and 31 minutes longer than the mean synodic month length. It is 1 hour and 32 minutes shorter compared to 21st century's longest synodic month length.

Lunar orbit position on

True anomaly ∠139.2°

At the beginning of the lunation cycle the true anomaly is ∠139.2°. At the beginning of next synodic month the true anomaly is going to be ∠167°.

Moon at perigee

Moon is at perigee at 07:27. It is 12 days after previous apogee on 6 February 2011 at 23:13 in ♓ Pisces. Lunar orbit is going to widen while the Moon is moving away from the Earth over the next 14 days, until point of next apogee on 6 March 2011 at 07:50 in ♈ Aries.

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Distance to Moon 358 247 km

This perigee Moon is 358 247 km (222 604 mi) away from Earth. It is 4 261 km closer than the mean perigee distance, but it is still 12 109 km further than the closest perigee of 21st century.

Moon after descending node

5 days after descending node on 14 February 2011 at 08:14 in ♋ Cancer. The Moon is located south of the ecliptic over the following 7 days, until the lunar orbit crosses from South to North in ascending node on 26 February 2011 at 20:19 in ♐ Sagittarius.

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Draconic month

19 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 after northern standstill

6 days since the previous standstill on 13 February 2011 at 09:00 in ♊ Gemini when the Moon has reached North declination of ∠24.080°, the lunar orbit is extending southward over the next 6 days to face maximum declination of ∠-23.985° at the point of next southern standstill on 25 February 2011 at 22:13 in ♐ Sagittarius.

Previous standstillNext standstill

Syzygy in 13 days

In 13 days on 4 March 2011 at 20:46 in ♓ Pisces 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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