Fred Espenakis a retired emeritus American astrophysicist. He worked at the Goddard Space Flight Center. He is best known for his work on eclipse predictions... (wikipedia)
Unlike solar eclipses, lunar eclipses are completely safe to watch,
Quite coincidentally, the first tract of Angolan land to experience totality was also within the path of the total solar eclipse of 2001, June 21,
I had a great view, out in my backyard with a couple of telescopes.
The local residents are indeed fortunate to witness a total eclipse twice within the span of 18 months.