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astro-ph.SR2025
Binary Parameters for the Recurrent Nova T Coronae Borealis
Kenneth H. Hinkle, Pranav Nagarajan, Francis C. Fekel +3
T CrB is among the brightest novae. It is recurrent with outbursts happening approximately every 80 years. The next outburst is imminent, expected in 2025. The T CrB binary consist…
astro-ph.SR2024
On its way to the neutron star-white dwarf binary graveyard, IGR J16194-2810, a first ascent M giant X-ray binary
K. H. Hinkle, F. C. Fekel, O. Straniero +5
A single-lined spectroscopic orbit for the M giant in the X-ray binary IGR J16194-2810 is determined from a time-series of optical spectra. The spectroscopic orbital period of 192.…