Blood moon 2018: Century’s longest total lunar eclipses

A rare astronomical spectacle as a blood moon is to be seen in the month of July. It appears in the start of second half of the year, and witnessed in the night of July 27-28. The total lunar eclipse is being expected as the longest of this century.

The eclipse will be following the super blue blood moon of January 31st, which too was a once-in-a-lifetime event combining a supermoon, blue moon and blood moon.

Let’s know the specialty of supermoon:

According to space experts, the eclipse will last one hour and 43 minutes – nearly 40 minutes longer than the January 31st Super Blue Blood Moon. Hence it will leave behind the eclipses till date.

The blood moon, or the ‘full buck moon’ as it is being called, will turn blood red during the eclipse due to the way light bends around Earth’s atmosphere. During a blood moon, the moon takes on a deep red to orange colour rather than completely disappearing when it passes through the shadow cast by Earth. This bizarre effect known as ‘Rayleigh scattering’ filters out bands of green and violet light in the atmosphere during an eclipse.

During the eclipse the full black moon will last longer than normal as it will pass almost directly through Earth’s shadow. At the same time, it will be at the maximum distant point from earth. Therefore, it will take longer to cross Earth’s shadow.

The moon will be visible on July 27, reported express.co.uk and added that “The July 2018 full moon presents the longest total lunar eclipse of the 21st century on the night of July 27-28, 2018, lasting for a whopping one hour and 43 minutes.”

In Asia, Australia and Indonesia, the greatest view of the eclipse will be during morning hours. Europe and Africa will witness the eclipse during the evening hours, sometime between sunset and midnight on July 27.

TLM:
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