Browsing by Author "Oralhan, I. Akkaya"

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Optical counterparts of ULXs in two dwarf galaxies: NGC 4861 and NGC 4449

Özdoğan Ela, M.; Akyüz, A.; Aksaker, N.; Avdan, S.; Oralhan, I. Akkaya; Vinokurov, A.; Allak, S. (Oxford University Press, 2021)

We present the results of a search for optical candidates of ultraluminous X-ray sources (ULXs) in two dwarf galaxies, NGC 4861 and NGC 4449, using Hubble Space Telescope (HST) archival data. With precise astrometry, we ...