| Start: | Thu, 25 Jul 2075 at 23:00 EDT (03:00 UTC) |
| End: | Fri, 26 Jul 2075 at 02:36 EDT (06:36 UTC) |
18,507 days away
Dominic Ford, Editor
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the Lunar Occultations
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The Moon will pass in front of Uranus, creating a lunar occultation visible from countries and territories including the Contiguous United States, Mexico, Colombia and Venezuela 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.
The occultation will be visible from Cambridge. It will begin with the disappearance of Uranus behind the Moon at 01:18 EDT in the south-western sky at an altitude of 18.4 degrees. Its reappearance will be visible at 01:40 EDT at an altitude of 16.3 degrees.
The map below shows the visibility of the occultation across the world. Separate contours show where the disappearance of Uranus 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.
Outside the contours, the Moon will not pass in front of Uranus 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 Uranus.
A complete list of the countries and territories where the occultation will be visible is as follows:
| Country | Time span (UTC) |
| The Contiguous United States | 03:31–05:59 |
| Mexico | 03:23–05:49 |
| Colombia | 04:38–06:19 |
| Venezuela | 05:03–06:24 |
| Ecuador | 04:22–05:51 |
| Canada | 05:22–05:55 |
| Cuba | 04:32–06:15 |
| Nicaragua | 04:22–06:00 |
| Honduras | 04:17–05:59 |
| Guatemala | 04:09–05:47 |
| Panama | 04:36–06:07 |
| Guyana | 05:42–06:19 |
| Costa Rica | 04:27–05:59 |
| Dominican Republic | 05:02–06:24 |
| Haiti | 04:56–06:20 |
| Bahamas | 04:49–06:17 |
| Belize | 04:18–05:48 |
| El Salvador | 04:15–05:49 |
| Jamaica | 04:47–06:13 |
| Puerto Rico | 05:12–06:27 |
| Trinidad and Tobago | 05:31–06:26 |
| Peru | 05:22–05:46 |
| Brazil | 05:37–06:03 |
| Guadeloupe | 05:24–06:30 |
| Saint Vincent and the Grenadines | 05:29–06:28 |
| Turks and Caicos Islands | 05:02–06:20 |
| Barbados | 05:32–06:29 |
| British Virgin Islands | 05:17–06:29 |
| Cayman Islands | 04:39–06:02 |
| Martinique | 05:27–06:30 |
| Curacao | 05:11–06:22 |
| Saint Kitts and Nevis | 05:21–06:30 |
| Saint Lucia | 05:27–06:29 |
| U.S. Virgin Islands | 05:16–06:28 |
| Antigua and Barbuda | 05:23–06:31 |
| Dominica | 05:25–06:30 |
| Anguilla | 05:20–06:30 |
| Saint Pierre and Miquelon | 05:27–05:59 |
| Bonaire, Saint Eustatius and Saba | 05:14–06:30 |
| Grenada | 05:29–06:27 |
| Bermuda | 05:15–06:18 |
| Montserrat | 05:22–06:30 |
| Aruba | 05:08–06:21 |
| Sint Maarten | 05:20–06:30 |
| Saint Barthelemy | 05:20–06:30 |
| Saint Martin | 05:20–06:30 |
| Clipperton Island | 03:31–04:49 |
| Navassa Island | 04:54–06:15 |
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.
At the time of the occultation, the Moon will be 0 days past new moon and will be 97% illuminated. Uranus will disappear behind the unilluminated side of the Moon and reappear from behind the illuminated side of the Moon.
The position of Uranus at the moment of the occultation will be as follows:
| Object | Right Ascension | Declination | Constellation | Magnitude | Angular Size |
| Uranus | 18h48m10s | 23°21'S | Sagittarius | 5.6 | 0'03" |
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 | |
| 21 Apr 2068 | 28 Jun 2075 | Occultations of Uranus | 22 Aug 2075 | 11 Apr 2083 |
| 24 Jul 2075 | 24 Jul 2075 | Occultations | 20 Aug 2075 | 06 Sep 2075 |
The sky on 22 Nov 2024
| The sky on 22 November 2024 | ||||||||||||||||||||||||||||||||||
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48% 21 days old |
All times shown in EST.
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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
| 04 Jul 2075 | – Uranus at opposition |
| 19 Sep 2075 | – Uranus ends retrograde motion |
| 22 Apr 2076 | – Uranus enters retrograde motion |
| 08 Jul 2076 | – Uranus 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.