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

Lunar occultation of Beta Tauri

Dominic Ford, Editor
From the Lunar Occultations feed

Objects: Elnath

The Moon will pass in front of Beta Tauri (Elnath), creating a lunar occultation visible from Africa and Western 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 Beta Tauri (Elnath) 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 Beta Tauri (Elnath) 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.

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

Country Time span
(UTC)
Sudan 23:30–01:28
Democratic Republic of the Congo 22:58–01:13
Angola 22:58–00:36
Ethiopia 23:49–01:55
Tanzania 23:37–01:30
Chad 23:17–00:47
Nigeria 23:05–00:18
Zambia 23:25–00:59
Somalia 00:10–01:59
Central African Republic 23:10–01:03
Kenya 23:49–01:43
Cameroon 23:03–00:30
Yemen 00:24–01:58
Namibia 23:04–00:08
Saudi Arabia 00:28–01:40
Republic of the Congo 22:58–00:37
Gabon 22:57–00:25
Uganda 23:36–01:24
Mozambique 00:09–01:18
Eritrea 00:09–01:40
Madagascar 00:52–01:43
Malawi 23:58–01:02
Oman 01:02–01:44
Ghana 23:14–23:42
Burundi 23:36–01:07
Equatorial Guinea 23:01–00:17
Benin 23:14–23:47
Rwanda 23:35–01:08
Niger 23:37–00:05
Djibouti 00:17–01:42
Botswana 23:38–00:05
Togo 23:14–23:44
Sao Tome and Principe 22:57–00:07
Seychelles 00:39–02:11
Comoros 00:38–01:24
Mayotte 00:46–01:25
Saint Helena 22:41–23:46
Zimbabwe 00:10–00:18

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 Beta Tauri (Elnath) at the moment of the occultation will be as follows:

Object Right Ascension Declination Constellation Magnitude Angular Size
Beta Tauri (Elnath) 05h26m10s 28°36'N Taurus 1.7 0'00"

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
09 Feb 2044 04 Oct 2061 Occultations of Beta Tauri (Elnath) 28 Nov 2061 09 Feb 2063
20 Aug 2061 17 Oct 2061 Occultations 13 Nov 2061 03 Jan 2062

The sky on 3 Jul 2024

The sky on 3 July 2024
Sunrise
05:22
Sunset
20:28
Twilight ends
22:35
Twilight begins
03:15

27-day old moon
Waning Crescent

3%

27 days old

Planets
Rise Culm. Set
Mercury 06:57 14:20 21:44
Venus 06:00 13:30 21:00
Moon 02:47 10:46 18:54
Mars 02:04 09:06 16:08
Jupiter 03:09 10:31 17:53
Saturn 23:46 05:28 11:09
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.

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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41.14°N
73.26°W
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