Pre-registration of a test for statistical significance of a GALFA-HI -- WMAP ILC correlation

In 2007 Gerrit Verschuur proposed that HI structures as seen in the Leiden-Argentina-Bonn 36' HI survey of the sky are correlated with structures in the WMAP sky, which are typically ascribed to the CMB.

He... continue reading

On the Impossibility of Aggregating Individual Cloud Accretion Rates

The rate of accretion onto the Milky Way (MW) by an individual cloud (or satellite) can be written as dM/dt = M v / R, where M is the cloud mass, v the cloud velocity toward the MW, and R is the distance from the cloud to the MW. Over the time t =... continue reading

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