Conjunction of the Moon and Mars

Dominic Ford, Editor
From the Conjunctions feed


The Moon and Mars will share the same right ascension, with the Moon passing 2°44' to the south of Mars. The Moon will be 21 days old.

At around the same time, the two objects will also make a close approach, technically called an appulse.

From Fairfield , the pair will be visible in the dawn sky, rising at 01:15 (EST) and reaching an altitude of 33° above the south-eastern horizon before fading from view as dawn breaks at around 04:46.

The Moon will be at mag -11.8, and Mars at mag -0.2, both in the constellation Aquarius.

The pair will be too widely separated to fit within the field of view of a telescope, but will be visible to the naked eye or through a pair of binoculars.

A graph of the angular separation between the Moon and Mars around the time of closest approach is available here.

The positions of the two objects at the moment of conjunction will be as follows:

Object Right Ascension Declination Constellation Magnitude Angular Size
The Moon 23h28m20s 9°03'S Aquarius -11.8 29'42"7
Mars 23h28m20s 6°19'S Aquarius -0.2 10"0

The coordinates above are given in J2000.0. The pair will be at an angular separation of 92° from the Sun, which is in Taurus at this time of year.

The sky on 12 Jun 2020

The sky on 12 June 2020
Sunrise
05:17
Sunset
20:26
Twilight ends
22:34
Twilight begins
03:09


Waning Crescent

47%

21 days old

Planets
Rise Culm. Set
Mercury 06:55 14:24 21:54
Venus 04:35 11:53 19:12
Moon 01:11 06:31 11:58
Mars 01:15 06:55 12:36
Jupiter 22:35 03:19 08:03
Saturn 22:52 03:41 08:29
All times shown in EDT.

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.

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06 Oct 2020  –  Mars at perigee

Image credit

The Moon in conjunction with Venus and Jupiter, with the Very Large Telescope in the foreground. Image © Y. Beletsky, ESO, 2009.

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