A Swift/XRT observation of Aql X-1 during its recent outburst
We report on an observation performed with the Swift/XRT of the neutron-star X-ray transient Aql X-1 which was recently found to start a new outburst as...
A Systematic Search for and Characterization of White Dwarf Binaries Across the H-R Diagram
White dwarfs (WDs) are the endpoint of evolution for 97% of stars. Most of these stars are in multiple systems, and a significant fraction of those are compact...
A Tale of Two Regions: Site Protection Experience and Updated Regulations in Arizona and the Canary Islands
Some of the world's largest telescopes and largest concentrations of telescopes are on sites in Arizona and the Canary Islands. Active site protection efforts...
A tale of two stellar characterisation codes: StePar and SteParSyn
We report on two state-of-the-art codes designed to characterise the spectra of late-type stars. STEPAR is a Python 3.X code that implements the EW method to...
A Technique for Separating the Gravitational Torques of Bars and Spirals in Disk Galaxies
Near-infrared images are useful for analyzing the stellar backbone of disk galaxies, and in particular can be used to derive gravitational potentials (Quillen...