Marshall, Herman L.; Chen, Yang; Drake, Jeremy J.; Guainazzi, Matteo; Kashyap, Vinay L.; Meng, Xiao-Li; Plucinsky, Paul P.; Ratzlaff, Peter; van Dyk, David A.; Wang, Xufei
(2021)
We describe a process for cross-calibrating the effective areas of X-ray telescopes that observe common targets. The targets are not assumed to be "standard candles" in the classic sense, in that we assume that ...