Kinematic Sunyaev-Zeldovich · ΔT/T = −(v_r/c)·τ
unseel.com · CMB Doppler boost · peculiar velocity · optical depth
v_r 300 km/s
ΔT 0 μK
stage
CMB photons (2.725 K)
Cluster free electrons (τ)
Blueshift · hot spot
Redshift · cold spot
Unseel.com · The Kinematic Sunyaev-Zeldovich Effect