SIMBAD references

2022ApJ...940....9L - Astrophys. J., 940, 9 (2022/November-3)

A Search for Lensed Lyα Emitters within the Early HETDEX Data Set.

LASETER I.H., FINKELSTEIN S.L., BAGLEY M.J., DAVIS D.M., GEBHARDT K., GRONWALL C., CIARDULLO R., ZEIMANN G.R., COOPER E.M. and FARROW D.

Abstract (from CDS):

The Hobby-Eberly Telescope Dark Energy Experiment (HETDEX) is a large-volume spectroscopic survey without preselection of sources, searching ∼540 deg2 for Lyα emitting galaxies (LAEs) at 1.9 < z < 3.5. Taking advantage of such a wide-volume survey, we perform a pilot study using early HETDEX data to search for lensed Lyα emitters (LAEs). After performing a proof of concept using a previously known lensed LAE covered by HETDEX, we perform a search for previously unknown lensed LAEs in the HETDEX spectroscopic sample. We present a catalog of 26 potential LAEs lensed by foreground, red, non-star-forming galaxies at z ∼ 0.4-0.7. We estimate the magnification for each candidate system, finding 12 candidates to be within the strong lensing regime (magnification μ > 2). Follow-up observations of these potential lensed LAEs have the potential to confirm their lensed nature and explore these distant galaxies in more detail.

Abstract Copyright: © 2022. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Gravitational lensing - Lyman-alpha galaxies

Status at CDS : Examining the need for a new acronym. // All or part of tables of objects will be ingested in SIMBAD with priority 1.

Simbad objects: 3

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