A FLASH HI absorption search in compact sources in the pilot ASKAP interplanetary scintillation field

arXiv:2607.12377 · astro-ph.GA · Submitted 2026-07-14 · Read on arXiv

Paris E. Gordon-Hall, Emily F. Kerrison, Elizabeth K. Mahony, Elaine M. Sadler, Hyein Yoon, J. N. H. S. Aditya, James R. Allison, Rajan Chhetri, Ron Ekers, Marcin Glowacki, John Morgan, Vanessa A. Moss, William Roster, Mara Salvato, Renzhi Su, Matthew Whiting

astro-ph.GA

Submitted: 2026-07-14

Comments: 26 pages, 11 figures, 10 tables, accepted for publication in PASA

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

Terminology

• Normalised Scintillation Index — 4× in this paper
• Bayesian Inference — 3× in this paper · explained in 5 episodes
• AGN — 2× in this paper · explained in 1 episode
• CSIRO ASKAP Science Data Archive — 2× in this paper
• Australia Telescope Compact Array — 1× in this paper
• Australian Square Kilometre Array Pathfinder — 1× in this paper
• Cooperation — 1× in this paper · explained in 2 episodes
• Core — 1× in this paper · explained in 2 episodes
• First Large Absorption Survey in HI — 1× in this paper
• MHz Rapid ASKAP Continuum Survey — 1× in this paper
• NRAO VLA Sky Survey — 1× in this paper
• Near-Earth Object Wide-field Infrared Survey Explorer — 1× in this paper

Sources

• First results of sub-arcsecond scale objects identified with ASKAP using interplanetary scintillation

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