Figure 1 from Current Velocity Data on Dwarf Galaxy NGC 1052-DF2 do not Constrain it to Lack Dark Matter

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Current Velocity Data on Dwarf Galaxy NGC 1052-DF2 do not Constrain it to Lack Dark Matter

Authors: Nicolas F. Martin, Michelle L. M. Collins, Nicolas Longeard, and Erik Tollerud

2018 The Astrophysical Journal Letters 859 L5.

Provider: AAS Journals

Caption: Figure 1.

Joint PDF of the two-parameter Gaussian model (bottom left) and the marginalized PDF for the mean velocity ﹩\langle {v}_{r}\rangle ﹩ (right) and the velocity dispersion ﹩{\sigma }_{\mathrm{int}}﹩ (top). This model yields ﹩{\sigma }_{\mathrm{int}}={9.5}_{-3.9}^{+4.8}\,\mathrm{km}\,{{\rm{s}}}^{-1}﹩.

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