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Dr. Yasser Abdel Hady, Sun Professor at the National Institute of Astronomical Research, revealed that the world will be in rendezvous with the longest lunar eclipse that will take place 100 years ago next Friday, which will coincide with the Badr completion, November 1439 AH, All steps since the moon is associated with the shadow of the earth and then enter the area of the earth's shadow and then the semi-shadow area and finally starts leaving until the end of the eclipse, for about 6 hours and fourteen minutes.
The Sun Professor of the National Institute of Astronomical Research, in special remarks for "the seventh day", that he will be able to in each of the regions where the moon appears in the sky, including most continents of Asia and Europe Australia and the eastern part of the continent of South America, the Antarctic, the Pacific and the Indian Ocean.
Professor Sun of the Institute of Astronomical Research revealed that this eclipse is the second total eclipse of the Earth this year, where the first eclipse took place on January 31 and the next eclipse is scheduled on January 21 2019.
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The phenomenon of the lunar eclipse is useful for determining the beginnings of lunar months and the control of the Hijri calendar, where the lunar eclipse takes place in parallel, ie in the middle of lunar month where the moon is red and its presence at one of the nodes ascending or descending. Intersection of the level of the orbit of the moon with the level of the orbit of the sun (zodiac) or near, where the earth is located between the sun and the moon on the line of coupling (the line between the centers of the earth and the sun) It extends a long time in the sky beyond the distance of the moon from the earth, which makes it "The period since the Moon enters the region of l & # 39; Earth's shadow and the fate will then take two hours and twelve minutes, an important period for the viewer, in which he can observe the phases of the eclipse to the naked eye.He will not be able to see the moon enter the semi-shadow region to the naked eye. "
He explained that the moon begins its entry into the semi-arid region at exactly seven and fifteen minutes in the evening, Cairo local time , followed by the beginning of the partial eclipse at the entrance of the eastern side of the lunar disc. The viewer is different from the illumination of the moon, and the darkness of the earth's shadow appears on the lunar disc and the eclipse continues in part.
He pointed out that the crescent moon disc is completely finished at nine thirty in the evening to be blocked by the sun, where the total eclipse of the moon, which is located in all the shadows from the earth, goes from gray to pink to copper red The total eclipse of the moon reaches its peak, which coincides with the time of Badr, the month of Dhu al-Qa'dah 1439 AH (14 Dhul Qa & From 1439 AH) to ninety-two minutes, where the shadow of the Earth covers about 161% of the moon. The earth, then the moon will be in place of the apse, that is to say, the most distant place
C was on the sidelines of the l & # 39; workshop organized by the National Institute of Astronomical and Geophysical Research at the institute's headquarters, titled "The Longest Lunar Eclipse of the 21st Century, July 27".
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