Lunar Eclipse July 2018: Timing and Everything You Need to Know
Mark your calendars, stargazers! The lunar eclipse on July 27, 2018, promises to be a spectacular celestial event. This total lunar eclipse, also known as a "Blood Moon," will be visible from much of the world, weather permitting. Let's dive into the details, including the exact timing and what makes this eclipse special.
What is a Lunar Eclipse?
A lunar eclipse occurs when the Earth comes between the Sun and the Moon, casting a shadow on the Moon. Unlike solar eclipses, lunar eclipses are safe to view with the naked eye. The Moon takes on a reddish hue, hence the term "Blood Moon."
Lunar Eclipse July 2018 Timing
The lunar eclipse on July 27, 2018, will be a total eclipse, with the Moon fully within the Earth's umbra (inner shadow). Here's the key timing for various locations:
- Universal Time (UTC): Penumbral eclipse begins - 17:14
Umbra eclipse begins - 18:24
Total eclipse begins - 19:30
Maximum eclipse - 20:21
Total eclipse ends - 21:13
Umbra eclipse ends - 22:19
Penumbral eclipse ends - 23:29 - Eastern Daylight Time (EDT): Penumbral begins - 13:14
Umbra begins - 14:24
Total begins - 15:30
Maximum - 16:21
Total ends - 17:13
Umbra ends - 18:19
Penumbral ends - 19:29 - Central Daylight Time (CDT): Penumbral begins - 12:14
Umbra begins - 13:24
Total begins - 14:30
Maximum - 15:21
Total ends - 16:13
Umbra ends - 17:19
Penumbral ends - 18:29 - Mountain Daylight Time (MDT): Penumbral begins - 11:14
Umbra begins - 12:24
Total begins - 13:30
Maximum - 14:21
Total ends - 15:13
Umbra ends - 16:19
Penumbral ends - 17:29 - Pacific Daylight Time (PDT): Penumbral begins - 10:14
Umbra begins - 11:24
Total begins - 12:30
Maximum - 13:21
Total ends - 14:13
Umbra ends - 15:19
Penumbral ends - 16:29
Why is the Moon Red?
The red color of the Moon during a total lunar eclipse is due to a phenomenon called Rayleigh scattering. This is the same process that makes the sky appear blue. As the Moon passes through the Earth's shadow, the sunlight is scattered by the Earth's atmosphere, with the shorter blue and green wavelengths scattered more than the longer red wavelengths. This red light is then reflected off the Moon's surface, giving it a reddish hue.
Where to Watch the Lunar Eclipse
The lunar eclipse on July 27, 2018, will be visible from much of the world, including North and South America, Europe, Africa, and parts of Asia. However, the exact visibility depends on the location's time zone and weather conditions. Here's a table for quick reference:
| Continent/Region | Start Time (UTC) | End Time (UTC) |
|---|---|---|
| North America | 18:24 | 22:19 |
| South America | 17:24 | 21:19 |
| Europe | 18:24 | 22:19 |
| Africa | 18:24 | 22:19 |
| Asia (eastern part) | 00:24 (July 28) | 04:19 (July 28) |
Unfortunately, viewers in Australia and most of Asia will miss this eclipse as it occurs during daylight hours.
Tips for Viewing the Lunar Eclipse
Unlike solar eclipses, lunar eclipses are safe to view with the naked eye. However, binoculars or a telescope can enhance your viewing experience. Here are some tips:
- Find a clear, unobstructed view of the sky.
- Dress warmly, as temperatures can drop after sunset.
- Be patient. The eclipse will progress slowly, with the total phase lasting about an hour.
- Take photos! Lunar eclipses make for stunning astrophotography.
Enjoy the show, stargazers! The next total lunar eclipse won't be visible from North America until January 2019.
