UVES processing schemes
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UVESR_2		processing of all UVES echelle science data as single exposures, 2000-2019; terminated
UVES_R3		reprocessing of all 2000-2007 UVES echelle science data as single exposures; terminated
UVES_STACK	reprocessing of all 2000-2019 UVES echelle science data, single exposures and stacks; continued stream