Big day for us today at the Sloan Digital Sky Surveys: it's Data Release Day! Our twentieth(!!!) data release will go out later today, with lots of spectra and catalogs of stars, galaxies and quasars, and some new webtools! Our DR20 paper has all the details: arxiv.org/abs/2607.26149 #DR20
The Twentieth Data Release of the Sloan Digital Sky Survey: First All-Sky BOSS Spectra, eROSITA-SDSS-V Mapper Coordinated Observations, and a Preview of the Local Volume Mapper
This paper presents the twentieth data release (DR20) from the Sloan Digital Sky Survey, the third data release of its fifth generation (SDSS-V). SDSS-V is a panoptic spectroscopy survey that is mappi...
arxiv.org