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attcalc (attcalc-4.39) [xmmsas_20211130_0941-20.0.0]

Future developments

In these coordinate transformations, the same method as for the ROSAT PSPC has been used. At present, the transformations appear to function correctly except perhaps at very specific points on the sky, though none have so far been found.

XMM-Newton SOC -- 2021-11-30