powerlaw ⚬ˣˢᵖᵉᶜ｜appendage｜___｜20260628155835-01-•

A	B
par1	$\alpha$, photon index of power law (dimensionless)
norm	$K$, photons/keV/cm${}^2$/s at 1 keV

(echo:: @ ᯤ)