The Moon at perihelion

Dominic Ford, Editor
From the Moon feed


Objects: The Moon

The Moon's monthly orbit around the Earth will carry it to its closest point to the Sun – its perihelion – at a distance of 0.9836 AU from the Sun.

This happens at around the time when the Moon's orbit carries it between the Sun and the Earth, at around the same time that it passes new moon.

At the moment of the Moon's perihelion, the Earth will lie at a distance of 0.9859 AU from the Sun, and the Moon will lie at a distance of 0.9836 AU from the Sun.

This distance between the Earth and Moon will be 0.0024 AU (357,000 km).

The positions of the Sun and Moon in the sky will be:

Object Right Ascension Declination Constellation Angular Size
The Moon 17h42m00s 28°02'S Ophiuchus 33'22"
Sun (centre) 16h35m 22°01'S Ophiuchus 32'26"

The coordinates above are given in J2000.0.

The sky on 26 Aug 2025

The sky on 26 August 2025
Sunrise
06:19
Sunset
19:25
Twilight ends
20:53
Twilight begins
04:50


Waxing Crescent

15%

3 days old

Planets
Rise Culm. Set
Mercury 05:03 11:51 18:40
Venus 03:44 10:43 17:43
Moon 09:40 15:25 21:03
Mars 09:25 15:15 21:06
Jupiter 02:35 09:43 16:50
Saturn 20:39 02:36 08:33
All times shown in PDT.

Warning

Never attempt to point a pair of binoculars or a telescope at an object close to the Sun. Doing so may result in immediate and permanent blindness.

Source

The circumstances of this event were computed using the DE430 planetary ephemeris published by the Jet Propulsion Laboratory (JPL).

This event was automatically generated by searching the ephemeris for planetary alignments which are of interest to amateur astronomers, and the text above was generated based on an estimate of your location.

Related news

01 Dec 1986  –  New Moon
08 Dec 1986  –  Moon at First Quarter
15 Dec 1986  –  Full Moon
24 Dec 1986  –  Moon at Last Quarter

Image credit

Simulated image courtesy of Tom Ruen.

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