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Table 5

Ephemeris of X1822-371 fitting simultaneously X-ray and optical/UV data.

Porb0 orb χ2/(d.o.f.)
(MJD) (MJD) (s) (×10-10) s/s

45 614.80957(19) 45 614.81104(42) 20 054.2027(28) 1.591(86) 124.04/62

Notes. Uncertainties are at 68% c.l. for a single parameter. The parameters are defined as in Table 1. The uncertainties in the parameters have been scaled by a factor to take into account a of the best-fit model larger than 1.

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