Direct XRISM line spectroscopy shows gas motions in Abell 2029 contribute no more than about 2 percent of the pressure out to R2500, implying a hydrostatic mass bias of about 2 percent.
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Constraining gas motion and non-thermal pressure beyond the core of the Abell 2029 galaxy cluster with XRISM
Direct XRISM line spectroscopy shows gas motions in Abell 2029 contribute no more than about 2 percent of the pressure out to R2500, implying a hydrostatic mass bias of about 2 percent.