Egypt to Get 6 Minutes 23 Seconds of Totality in 2027 Solar Eclipse

Q: Why will a rare cosmic alignment in 2027 plunge parts of Earth into darkness for a record-breaking six minutes?

It will last so long because the 2027 eclipse combines several unusually favorable pieces of celestial geometry at once: the Moon will appear larger than usual, the Sun slightly smaller, and the eclipse track will cross low latitudes where Earth’s rotation helps the shadow move more slowly across the ground. On Aug. 2, 2027, the Moon will be near perigee, its closest point to Earth, so its apparent disk will be relatively large. At the same time, Earth will be near aphelion, its farthest point from the Sun, which makes the Sun look slightly smaller in the sky. That size advantage lets the Moon cover the Sun more completely and for longer, extending totality. The eclipse path also matters. It will run across low-latitude regions in North Africa and the Middle East, where Earth’s eastward rotation partially matches the motion of the Moon’s shadow. That reduces the shadow’s speed over the surface, allowing darkness to linger longer at any given spot. Near Luxor, Egypt, another factor boosts the effect: the Sun will be very high in the sky, nearly overhead. That means the Moon’s shadow strikes Earth more directly rather than at a shallow angle, helping create a broader umbral path and maximizing totality. Astronomical calculations put the maximum land-visible duration at about 6 minutes 23 seconds near Luxor, with Benghazi, Libya, also getting about six minutes. That combination is rare enough that no longer total solar eclipse visible from land is expected until 2114.

3 articles · Updated · The Washington Post · Aug 13

Aug. 2, 2027 will bring a total solar eclipse with more than six minutes of darkness in Egypt, making it the longest land-viewable totality since 2009.
Luxor sits near the middle of the eclipse track and is expected to get 6 minutes 23 seconds of totality, while Benghazi, Libya, on the centerline gets about six minutes.
The 157-mile-wide shadow will cross the Strait of Gibraltar, southern Spain, Gibraltar, northern Morocco, Algeria, Tunisia, Libya and Egypt before continuing over the Red Sea to Saudi Arabia, Yemen and Somalia.
Egypt is highlighted as a prime viewing site because its desert climate improves weather odds, the sun will stand about 80 degrees high, and the path widens to roughly 160 miles there for a darker spectacle.
No eclipse visible from land is expected to offer a longer totality until 2114, extending a busy run of eclipses in populated regions.