Table 2: Characteristics of the 3 radio telescopes able to perform continuum observations at 13 GHz and 23 GHz. Sensitivities are taken from the online sensitivity calculators assuming the same observation conditions.

Parkes Green Bank Telescope Sardinia Radio Telescope 13 GHz Frequency 0.7 GHz–26 GHz 0.1 GHz–116 GHz 0.3 GHz–100 GHz Sensitivity 3.7 mJy/beam 0.8 mJy/beam 0.6 mJy/beam 150 K 28 K 29 K Polarization capability Yes Yes Yes Angular resolution 1.9 arc min 0.95 arc min 1.5 arc min 23 GHz Sensitivity 3.2 mJy/beam 1.7 mJy/beam 2.0 mJy/beam 95 K 51 K 81 K Polarization capability Yes Yes Yes Angular resolution 1.1 arc min 0.54 arc min 0.9 arc min