Fig. 2.

XMM-Newton light curves of BX Tri. Upper panel: OM UVW1 data. Lower panel: co-added EPIC light curves for the energy range 0.2–5 keV. The position of the primary and secondary eclipses based on the ephemerides given by Zhang et al. (2014) are marked by solid and dashed vertical red lines. Flaring regions excluded from the light curve analysis described in Sects. 4.1 and 4.2 are indicated as shaded areas.
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