ner_tags: O O O O O O O B-Archive I-Archive I-Archive I-Archive B-Archive O B-Database I-Database I-Database B-Database O O O O O O O B-Telescope O O B-Organization O O O O O O O O O B-Organization O O O B-Organization O O O O O O O O O B-Organization O B-Observatory O B-Person B-Person O B-Person O O O O B-Location B-Organization
tokens: This research has made use of the NASA Astronomical Data System (ADS), the NASA Extragalactic Database (NED) and is based on observations obtained with XMM–Newton , an ESA science mission with instruments and contributions directly funded by ESA Member States and NASA. This research is also based on observations with the NASA/UKSA/ASI mission Swift . AL, SV and JR acknowledge support from the UK STFC.