CXOU J005245.0-722844: Optical period of possible counterpart hints at BeXRB nature of the system

Citation:

Treiber H, Haberl F, Vasilopoulos G, Bailyn CD, Udalski A. CXOU J005245.0-722844: Optical period of possible counterpart hints at BeXRB nature of the system. [Internet]. 2024;16638:1.

Abstract:

An X-ray outburst was recently detected by the Einstein Probe mission and designated EP J0052.9-7230 (ATel #16631). Swift's S-CUBED survey (Kennea et al. 2018) then localized the event to the X-ray source CXOU J005245.0-722844 and noted that the soft spectrum is consistent with a Be X-ray binary (BeXRB) system with a white dwarf as the compact object (ATel #16633).

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