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astro-ph.SR2025
Chandra/HETG and NuSTAR Observations of V750 Ara, a Cas-type Star
David P. Huenemoerder, Sean J. Gunderson, Richard Ignace +6
We present 197 ks HETG and 95 ks NuSTAR spectra of the Cas-type object V750 Ara. The high-resolution X-ray spectra show that the target is similar to other objects of this cla…
astro-ph.SR2024
Chandra HETG X-ray Spectra and Variability of Aqr, a Cas-type Be star
David P. Huenemoerder, Pragati Pradhan, Claude R. Canizares +7
High-resolution X-ray spectra of Aqr, a Cas-type star, obtained with the Chandra/HETG grating spectrometer, revealed emission lines of H-like ions of Mg, Si, S, and Fe, a…