A search of archival DECam data finds no RR Lyrae variables in the ultrafaint dwarf galaxy Sextans II, despite recovering a known foreground RR Lyrae in the same images.
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The Lack of RR Lyrae Variables in Ultrafaint Dwarf Galaxy Sextans II
A search of archival DECam data finds no RR Lyrae variables in the ultrafaint dwarf galaxy Sextans II, despite recovering a known foreground RR Lyrae in the same images.