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 Sub-Saharan Africa and Asia. 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 Fairfield.

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)
Indonesia 17:03–18:26
South Africa 14:21–15:42
Namibia 14:21–15:25
Mozambique 14:31–15:45
Madagascar 14:46–16:17
Botswana 14:23–15:31
Zimbabwe 14:33–15:36
Thailand 17:15–18:19
Philippines 17:28–18:27
Malaysia 17:12–18:27
Angola 14:35–15:12
Vietnam 17:23–18:23
Cambodia 17:26–18:21
Zambia 14:40–15:19
Laos 17:35–18:17
Myanmar 17:21–18:14
Sri Lanka 17:03–17:43
Malawi 14:52–15:32
Swaziland 14:30–15:40
East Timor 17:33–18:06
India 17:12–18:10
China 17:51–18:08
Brunei 17:25–18:26
Maldives 16:30–17:26
Mauritius 15:12–16:38
Reunion 15:08–16:32
Singapore 17:13–18:19
British Indian Ocean Territory 16:07–17:26
Mayotte 15:17–15:51
Seychelles 15:45–16:21
Paracel Islands 17:43–18:17
Christmas Island 17:10–18:02
Cocos Islands 16:53–17:54
Comoros 15:21–15:41
Spratly Islands 17:33–18:25
Lesotho 14:27–15:34

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 23h19m50s 5°55'S Aquarius -2.7 0'45"

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
26 Mar 1998 04 Oct 1998 Occultations of Jupiter 28 Nov 1998 15 Aug 2001
12 Sep 1998 16 Oct 1998 Occultations 06 Nov 1998 06 Nov 1998

The sky on 17 Jul 2024

The sky on 17 July 2024
Sunrise
05:32
Sunset
20:22
Twilight ends
22:22
Twilight begins
03:31

12-day old moon
Waxing Gibbous

84%

12 days old

Planets
Rise Culm. Set
Mercury 07:50 14:44 21:39
Venus 06:31 13:47 21:04
Moon 17:22 21:50 02:13
Mars 01:38 08:51 16:03
Jupiter 02:25 09:49 17:12
Saturn 22:51 04:32 10:13
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

15 Sep 1998  –  Jupiter at opposition
13 Nov 1998  –  Jupiter ends retrograde motion
24 Aug 1999  –  Jupiter enters retrograde motion
23 Oct 1999  –  Jupiter at opposition

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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