Close approach of the Moon and Mars

Dominic Ford, Editor
From the Appulses feed

Tags: Appulse

The Moon and Mars will make a close approach, passing within 5°50' of each other. The Moon will be 7 days old.

From Cambridge , the pair will become visible at around 20:51 (EDT), 24° above your south-western horizon, as dusk fades to darkness. They will then sink towards the horizon, setting 3 hours and 14 minutes after the Sun at 23:26.

The Moon will be at mag -11.7; and Mars will be at mag 0.5. Both objects will lie in the constellation Virgo.

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

At around the same time, the pair will also share the same right ascension – called a conjunction.

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

The positions of the pair at the moment of closest approach will be as follows:

Object Right Ascension Declination Constellation Magnitude Angular Size
The Moon 13h44m40s 5°20'S Virgo -11.7 30'32"8
Mars 13h35m50s 10°44'S Virgo 0.5 7"4

The coordinates above are given in J2000.0. The pair will be at an angular separation of 82° from the Sun, which is in Cancer at this time of year.

The sky on 30 Apr 2024

The sky on 30 April 2024
Sunrise
05:38
Sunset
19:42
Twilight ends
21:32
Twilight begins
03:49


Waning Gibbous

52%

22 days old

Planets
Rise Culm. Set
Mercury 04:53 11:13 17:32
Venus 05:22 12:05 18:48
Moon 01:45 06:07 10:35
Mars 04:10 10:09 16:07
Jupiter 06:21 13:33 20:46
Saturn 03:43 09:20 14:58
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.

Related news

11 May 1982  –  Mars ends retrograde motion
05 Apr 1984  –  Mars enters retrograde motion
11 May 1984  –  Mars at opposition
19 May 1984  –  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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