Question 1

What phase is the Moon in New York on November 4, 2023?

Accepted Answer

The Moon is Last Quarter, 50% illuminated, on lunar day 22. It rises at 23:32 and sets at 13:36.

Question 2

What does 50% illumination mean?

Accepted Answer

The share of the Moon's visible disc that is lit by the Sun. 0% is new moon and 100% is full moon. Illumination changes fastest near the quarters and slowest near new and full moon.

Question 3

When can the Moon be seen on November 4, 2023?

Accepted Answer

The Moon is above the horizon for about 15h 4m, from 23:32 to 13:36, reaching at 71° at culmination.

Question 4

How accurate is this moon data?

Accepted Answer

Phase, illumination and moon events are computed from astronomical ephemerides for the city's coordinates and timezone. Moonrise and moonset also depend on the local horizon and elevation.

Moon phase for November 4, 2023

Last Quarter

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