Long-Timescale Stability in CMB Observations at Multiple Frequencies using Front-End Polarization Modulation

Joseph Cleary, Rahul Datta, John W. Appel +17

The Cosmology Large Angular Scale Surveyor (CLASS) is a telescope array observing the Cosmic Microwave Background (CMB) at frequency bands centered near 40, 90, 150, and 220 GHz. C…