On July 30, 2019 the first images of Cen X-3 X-ray pulsar have been obtained with ART-XC telescope onboard Spektr-RG mission.
Quick-look data analysis demonstrated a strong pulsations with known period of 4.8 seconds.
Images of the X-ray pulsar Cen X-3 obtained with seven ART-XC telescope modules. The location of the images corresponds to the location of the telescope modules. Bottom panel: the pulse profile of Cen X-3 folded with the period of about 4.8 s, registered by the ART-XC telescope from this source.
More detailed investigations will be later presented in official press release.
Last, but not the least, there is a little film, showing how brightness of the pulsar changes – through the eyes of ART-XC