3 papers
astro-ph.CO2026
Impact of Calibration Systematics on Dark Energy Constraints from LSST Type Ia Supernovae
Jonah Medoff, Christopher W. Stubbs, Dillon Brout
The Vera C. Rubin Observatory's Legacy Survey of Space and Time (LSST) will deliver an unprecedented Type Ia supernova (SN) sample, making photometric calibration systematics a dom…
astro-ph.GA2025
DELVE-DEEP Survey: The Faint Satellite System of NGC 55
Jonah Medoff, Burçin Mutlu-Pakdil, Jeffrey L. Carlin +24
We report the first comprehensive census of the satellite dwarf galaxies around NGC 55 ( Mpc) as a part of the DECam Local Volume Exploration DEEP (DELVE-DEEP) survey. NGC 55…
astro-ph.GA2025
The NGC3109 Satellite System: The First Systematic Resolved Search for Dwarf Galaxies Around a SMC-mass Host
Amandine Doliva-Dolinsky, Burçin Mutlu-Pakdil, Denija CrnojeviÄ +38
We report the results of the deepest search to date for dwarf galaxies around NGC3109, a barred spiral galaxy with a mass similar to that of the Small Magellanic Cloud (SMC), using…