Table 1 Radiation temperature in millions of Kelvin degrees for various frequencies.

From: Radio frequency emissions from dark-matter-candidate magnetized quark nuggets interacting with matter

F (MHz) 0.2 0.3 0.5 0.8 1.0 2.0 3.0
Tnoise (MK) 3.1 6.2 21 24 19.5 8.2 4.0
Cane47 Tnoise (MK) < 7.3 11 15–38 18–27 16–23 6–11 2.6–5.0