3748 20190114171539.0 SCART-2019-0032 Sartoretti, P. Gaia DR2 documentation Chapter 6: Spectroscopy 2018 This chapter of the Gaia DR2 documentation describes the processing and validation of the Radial Velocity Spectrometer (RVS) data. A more detailed description of the processing is provided in Sartoretti et al. (2018) and of the validation in Katz et al. (2018). A description of the RVS instrument is provided in Cropper et al. (2018). NO Blomme, R. David, M. Seabroke, G. Gaia DR2 documentation, European Space Agency; Gaia Data Processing and Analysis Consortium. 2018 ronny.blomme@observatoire.be http://adsabs.harvard.edu/abs/2018gdr2.reptE...6S https://gea.esac.esa.int/archive/documentation/GDR2/ published in NONREF