An HI study of a large sample of ultra-diffuse galaxies

arXiv:2608.24225 · astro-ph.GA · Submitted 2026-08-25 · Read on arXiv

astro-ph.GA

Submitted: 2026-08-25

Updated: 2026-08-25

Comments: Accepted for publication in The Astrophysical Journal; 25 pages, 10 figures

Code: https://github.com/healytwin1/HISS

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Trace — 9× in this paper · explained in 2 episodes
• Adam — 5× in this paper · explained in 2 episodes
• Aperture — 5× in this paper · explained in 1 episode
• Ultra-diffuse galaxies (UDGs) — 3× in this paper · explained in 2 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Anti-correlation — 2× in this paper · explained in 3 episodes
• Consistency — 2× in this paper · explained in 3 episodes
• Dust Attenuation — 2× in this paper · explained in 2 episodes
• Star Formation Efficiency (SFE) — 2× in this paper · explained in 2 episodes
• Aperture Photometry — 1× in this paper · explained in 1 episode
• Arecibo General Catalog — 1× in this paper
• Calibration — 1× in this paper · explained in 7 episodes
• Initial Mass Function (IMF) — 1× in this paper · explained in 2 episodes
• Mikulski Archive for Space Telescopes — 1× in this paper
• Population Synthesis — 1× in this paper · explained in 2 episodes
• Star Formation Rate (SFR) — 1× in this paper · explained in 5 episodes
• Stellar Feedback — 1× in this paper · explained in 2 episodes
• Velocity Dispersion — 1× in this paper · explained in 2 episodes

Sources

• Data Release 1 of the Dark Energy Spectroscopic Instrument
• All Puffed Up: Exploring Ultra-diffuse Galaxy Origins through Galaxy Interactions
• The Star Forming Main Sequence of Dwarf Low Surface Brightness Galaxies
• The FAST All Sky HI Survey DR2: the FASHI Catalog and the HI Mass Function

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