Close approach of Venus and Jupiter

Dominic Ford, Editor
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The planets Venus and Jupiter will make a close approach, passing within a mere 19.4 arcminutes of each other.

From Fairfield however, the pair will not be observable – they will reach their highest point in the sky during daytime and will be no higher than 2° above the horizon at dawn.

Venus will be at mag -3.9; and Jupiter will be at mag -1.9. Both objects will lie in the constellation Capricornus.

They will be close enough to fit within the field of view of a telescope, but will also be visible to the naked eye or through a pair of binoculars.

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

A graph of the angular separation between Venus and Jupiter 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
Venus 20h24m30s 20°01'S Capricornus -3.9 10"1
Jupiter 20h24m10s 19°42'S Capricornus -1.9 31"7

The coordinates above are given in J2000.0. The pair will be at an angular separation of 13° from the Sun, which is in Capricornus at this time of year.

The sky on 1 Sep 2024

The sky on 1 September 2024
Sunrise
06:17
Sunset
19:25
Twilight ends
21:02
Twilight begins
04:39


Waning Crescent

0%

28 days old

Planets
Rise Culm. Set
Mercury 04:53 11:44 18:35
Venus 08:20 14:21 20:23
Moon 04:34 11:56 19:05
Mars 00:26 07:58 15:30
Jupiter 23:52 07:19 14:47
Saturn 19:45 01:22 06:58
All times shown in EDT.

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.

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09 Aug 1997  –  Jupiter at opposition
08 Oct 1997  –  Jupiter ends retrograde motion

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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