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

Lunar occultation of Venus

Dominic Ford, Editor
From the Lunar Occultations feed

Objects: Venus

The Moon will pass in front of Venus, creating a lunar occultation visible from countries and territories including Antarctica, New Zealand, Tasmania and French Southern Territories 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 São Paulo.

The map below shows the visibility of the occultation across the world. Separate contours show where the disappearance of Venus 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 Venus 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 Venus.

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 23:27–01:36
New Zealand 00:42–02:57
Tasmania 00:33–01:35
French Southern Territories 23:01–00:03
Tonga 02:31–02:58
Australia 00:57–01:25
Heard Island and McDonald Islands 23:05–00:09
Cook Islands 02:22–03:13
Niue 02:35–03:04
Macquarie Island 00:26–01:54
French Polynesia 02:13–03:05

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 Venus at the moment of the occultation will be as follows:

Object Right Ascension Declination Constellation Magnitude Angular Size
Venus 21h24m00s 16°01'S Capricornus -3.9 0'11"

The coordinates above are given in J2000.0.

Next/previous occultations

« Previous Next »
Visible from Brazil Worldwide Worldwide Visible from Brazil
23 Apr 1998 23 Apr 1998 Occultations of Venus 01 Aug 2000 26 Oct 2003
12 Dec 1999 02 Mar 2000 Occultations 30 Mar 2000 26 May 2002

The sky on 18 May 2024

The sky on 18 May 2024
Sunrise
06:32
Sunset
17:30
Twilight ends
18:49
Twilight begins
05:13

10-day old moon
Waxing Gibbous

80%

10 days old

Planets
Rise Culm. Set
Mercury 04:43 10:28 16:13
Venus 06:13 11:43 17:13
Moon 14:31 20:41 02:57
Mars 03:15 09:11 15:06
Jupiter 06:34 12:02 17:30
Saturn 01:23 07:37 13:51
All times shown in GMT-03.

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.

Related news

02 Jan 2000  –  Venus at highest altitude in morning sky
08 Dec 2000  –  Venus at highest altitude in evening sky
17 Jan 2001  –  Venus at greatest elongation east
29 May 2001  –  Venus at highest altitude in morning sky

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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