A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Herman Dekker
Date: 2020 Dec 7, 18:41 -0800
David Burch has written about this in Januari of this year.
With the same values as on your example.
Or take Franks online class: Modern Celestial ONE: Sextants & Sun Sights
You get then the values until 2040.