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 countries and territories including Brazil, Venezuela, Colombia and Guyana 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 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)
Brazil 22:24–00:40
Venezuela 22:10–00:12
Colombia 22:10–23:57
Guyana 22:44–00:19
Suriname 22:53–00:23
French Guiana 23:02–00:25
Peru 22:26–23:41
Dominican Republic 22:23–23:42
Puerto Rico 22:33–23:47
Trinidad and Tobago 22:42–00:08
Guadeloupe 22:45–23:58
Saint Vincent and the Grenadines 22:44–00:04
Bolivia 23:16–23:27
Barbados 22:49–00:06
British Virgin Islands 22:40–23:48
Martinique 22:46–00:01
Curacao 22:21–23:51
Saint Kitts and Nevis 22:44–23:54
Saint Lucia 22:45–00:03
U.S. Virgin Islands 22:39–23:50
Antigua and Barbuda 22:47–23:55
Dominica 22:46–23:59
Anguilla 22:44–23:50
Bonaire, Saint Eustatius and Saba 22:24–23:53
Grenada 22:43–00:04
Montserrat 22:45–23:55
Aruba 22:18–23:48
Sint Maarten 22:45–23:51
Saint Barthelemy 22:45–23:51
Saint Martin 22:44–23:50

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
14 Sep 2025 25 Feb 2026 Occultations of Beta Tauri (Elnath) 21 Apr 2026 22 Oct 2043
18 Feb 2026 13 Mar 2026 Occultations 29 Mar 2026 26 Apr 2026

The sky on 24 Mar 2026

The sky on 24 March 2026
Sunrise
06:47
Sunset
19:08
Twilight ends
20:42
Twilight begins
05:14

5-day old moon
Waxing Crescent

45%

5 days old

Planets
Rise Culm. Set
Mercury 05:51 11:26 17:00
Venus 07:36 14:07 20:38
Moon 10:03 18:08 02:14
Mars 06:16 11:58 17:39
Jupiter 12:18 19:48 03:18
Saturn 07:01 13:03 19:05
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
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