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Moon Phases 2021 Including Libration and Position Angle
From: Ed Popko
Date: 2021 Jan 12, 10:54 -0800
From: Ed Popko
Date: 2021 Jan 12, 10:54 -0800
Astronomy Picture of the Day for January 11th features a lovely animation entitled "Moon Phases 2021 Including Libration and Position Angle"
For all lunarians, this is a must see ...
https://apod.nasa.gov/apod/ap210111.html
Popko
