2 papers
astro-ph.CO2025
Scaling Relations for Dark Matter Halos Hosting Ultra-Faint Dwarf Galaxies
Levi K. C. Fisher, Isabelle S. Goldstein, Jason Kumar +1
We consider the extraction of parameters of dark matter halos hosting ultra-faint dwarf galaxies, in the case where there are only identified member stars with measu…
astro-ph.GA2025
Kinematics of the Sagittarius Dwarf Spheroidal core: A 5D Analysis for a 6D Methodology with Gaia DR3
Isabelle S. Goldstein, Louis E. Strigari
Using Gaia DR3 data, we examine the kinematics of the central core of the Sagittarius (Sgr) dwarf spheroidal galaxy using data which includes proper motions and line-of-sight veloc…