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#galoppo — Public Fediverse posts

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  1. @cosmology

    In simpler language for non-cosmologists:

    #SylosLabini + #Galoppo analysed #DESI galaxy data and thought that they had discovered more structure than expected in the standard cosmological model. They seem to have made two elementary mistakes. Re-analysis of the data by @TillSawala without the two mistakes changes their result (detection of extra structure) into a non-detection [2].

  2. @cosmology @pomarede @redshiftdrift

    In their article that is *still* not on #ArXiv, looks like #SylosLabini+#Galoppo made two elementary mistakes.

    @TillSawala has reanalysed the data, and presented a convincing case that SylosLabini+Galoppo forgot about #little_h and accidentally used #LuminosityDistance s instead of #ComovingDistance s [2]. See Fig 9, and p14 (15th page) of the pdf.

    So much for #Nature's peer review standards ...

    #TillSawala

    [2] #ArXiv_2607_01172 arxiv.org/abs/2607.01172