Close approach of Jupiter and Saturn

Dominic Ford, Editor
From the Appulses feed

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The planets Jupiter and Saturn will make a close approach, passing within a mere 39.4 arcminutes of each other.

From Fairfield , the pair will be visible in the dawn sky, rising at 00:34 (EDT) and reaching an altitude of 54° above the eastern horizon before fading from view as dawn breaks at around 05:40.

Jupiter will be at mag -2.2; and Saturn will be at mag -0.1. Both objects will lie in the constellation Gemini.

They will be a little too widely separated to fit comfortably within the field of view of a telescope, but will 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 Jupiter and Saturn 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
Jupiter 06h14m10s 23°00'N Gemini -2.2 35"7
Saturn 06h14m10s 22°21'N Gemini -0.1 17"7

The coordinates above are given in J2000.0. The pair will be at an angular separation of 68° from the Sun, which is in Leo at this time of year.

The sky on 1 May 2024

The sky on 1 May 2024
Sunrise
05:48
Sunset
19:50
Twilight ends
21:37
Twilight begins
04:01


Waning Crescent

43%

23 days old

Planets
Rise Culm. Set
Mercury 05:01 11:19 17:38
Venus 05:32 12:15 18:57
Moon 02:28 07:12 12:04
Mars 04:17 10:16 16:16
Jupiter 06:30 13:39 20:48
Saturn 03:47 09:25 15:04
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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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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