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It was seen during the Fall of Constantinople (the capture of the capital of the Byzantine Empire), during the siege that lasted from Thursday, 5 April 1453 until Tuesday, 29 May 1453), after which the city fell to the Ottomans.
McMath–Pierce solar telescope is a 1.6 m f/54 reflecting solar telescope at Kitt Peak National Observatory in Arizona, United States.Built in 1962, the building was designed by American architect Myron Goldsmith and Bangladeshi-American [1] structural engineer Fazlur Rahman Khan. [2]
A total solar eclipse occurred at the Moon's descending node of orbit on Thursday, May 29, 1919, [1] with a magnitude of 1.0719. A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby totally or partly obscuring the image of the Sun for a viewer on Earth.
A partial lunar eclipse occurred at the Moon’s ascending node of orbit on Wednesday, September 18, 2024, [1] with an umbral magnitude of 0.0869. A lunar eclipse occurs when the Moon moves into the Earth's shadow, causing the Moon to be darkened.