Table 4: Orbital solutions for two slightly overlapping subsets of older and more recent primary RVs to test the possibility of a secular change of the orbital period.
Time interval No. of P
(HJD-2 400 000) RVs (d)
13 743-34 975 104 137.9449 $\pm $ 0.0075
29 500-53 674 124 137.9257 $\pm $ 0.0060

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