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

Lunar occultation of Jupiter

Dominic Ford, Editor
From the Lunar Occultations feed

Objects: Jupiter

The Moon will pass in front of Jupiter, creating a lunar occultation visible from countries and territories including Antarctica, Brazil, Argentina and Bolivia amongst others. Although the occultation will only be visible across part of the world – because the Moon is so close to the Earth that its position in the sky varies by as much as two degrees across the world – a close conjunction between the pair will be more widely visible.

Unfortunately the occultation will not be visible from Cambridge.

The map below shows the visibility of the occultation across the world. Separate contours show where the disappearance of Jupiter is visible (shown in red), and where its reappearance is visible (shown in blue). Solid contours show where each event is likely to be visible through binoculars at a reasonable altitude in the sky. Dotted contours indicate where each event occurs above the horizon, but may not be visible due to the sky being too bright or the Moon being very close to the horizon.

Map showing where the occultation is visible

Outside the contours, the Moon will not pass in front of Jupiter at any time, or is below the horizon at the time of the occultation. However, a close conjunction between the pair will be visible across much of the world.

The map can be downloaded in PNG , PDF or SVG format. A KMZ file , is also available, which can be opened in Google Earth to provide a higher resolution map.

The animation below shows the path of the occultation across the Earth's globe. The red circle shows where the Moon appears in front of Jupiter.

You can download this video in MP4 or OGG format.

A complete list of the countries and territories where the occultation will be visible is as follows:

Country Time span
(UTC)
Antarctica 17:28–19:32
Brazil 15:46–17:36
Argentina 16:01–17:56
Bolivia 15:47–17:07
Chile 15:55–17:55
Peru 15:47–16:57
Paraguay 15:58–17:22
Uruguay 16:18–17:37
Falkland Islands 17:05–17:59
South Georgia and the South Sandwich Islands 17:19–18:33
Colombia 15:47–16:28
Bouvet Island 18:08–19:11
Saint Helena 17:44–18:33

Lunar occultations are only ever visible from a small fraction of the Earth's surface. Since the Moon is much closer to the Earth than other celestial objects, its exact position in the sky differs depending on your exact location on Earth due to its large parallax. The position of the Moon as seen from two points on opposite sides of the Earth varies by up to two degrees, or four times the diameter of the full moon.

This means that if the Moon is aligned to pass in front of a particular object for an observer on one side of the Earth, it will appear up to two degrees away from that object on the other side of the Earth.

The position of Jupiter at the moment of the occultation will be as follows:

Object Right Ascension Declination Constellation Magnitude Angular Size
Jupiter 12h42m10s 3°10'S Virgo -2.0 0'34"

The coordinates above are given in J2000.0.

Next/previous occultations

« Previous Next »
Visible from the Contiguous United States Worldwide Worldwide Visible from the Contiguous United States
07 Dec 2004 16 Jun 2005 Occultations of Jupiter 10 Aug 2005 17 May 2023
24 May 2005 20 Jun 2005 Occultations 18 Jul 2005 18 Jul 2005

The sky on 19 May 2024

The sky on 19 May 2024
Sunrise
05:16
Sunset
20:03
Twilight ends
22:04
Twilight begins
03:15

11-day old moon
Waxing Gibbous

85%

11 days old

Planets
Rise Culm. Set
Mercury 04:26 11:07 17:49
Venus 05:08 12:22 19:35
Moon 16:16 22:01 03:37
Mars 03:28 09:47 16:07
Jupiter 05:20 12:37 19:54
Saturn 02:32 08:11 13:50
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

05 Jun 2005  –  Jupiter ends retrograde motion
04 Mar 2006  –  Jupiter enters retrograde motion
04 May 2006  –  Jupiter at opposition
06 Jul 2006  –  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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