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Fig. 2
Upper panel: RV measurements of CHXR 74 between 2000 and 2011 based on UVES/VLT spectra. The system velocity V0 was subtracted. The red solid line shows the best-fit Keplerian orbit for a period of 4770 days (13.1 years) and a semi-amplitude of 2.2 km s-1. Lower panel: RV residuals.
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