I saw this recently on Space.com – Super Flower Blood Moon lunar eclipse: Is it the 1st of 4 supermoons?: https://www.space.com/super-flower-blood-moon-eclipse-may-2022-espenak. Longer article.
By Elizabeth Howell May 13, 2022
Retired astrophysicist Fred Espenak has been observing the moon for about 60 years.
Retired NASA eclipse scientist Fred Espenak has been watching the night sky ever since he was eight years old, and plans once again to look up for the forthcoming lunar eclipse Sunday (May 15).
After about six decades staring at the sky, the Arizona resident said he still enjoys watching the shifting of the shading as the moon turns red during a total lunar eclipse, going fully into the Earth‘s deep shadow. Read our full guide for the Super Flower Blood Moon lunar eclipse to prepare for the epic lunar event.
Webcasts: How to watch Super Flower Blood Moon lunar eclipse online
“You look at it 10 seconds before or 10 seconds after, you can’t tell the difference,” Espenak told Space.com of lunar eclipses. “It’s more of a gradual effect. From minute to minute you can see changes, but from second to second you can’t.”
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