output
20202026
most citedDESI DR2 Results II: Measurements of Baryon Acoustic Oscillations and Cosmological Constraints

539 citations

Showing 2023 · astro-ph.IMShow all

5 papers · 2 filters

astro-ph.IM2023

Towards a Spectro-Photometric Characterization of the Chilean Night Sky. A first quantitative assessment of ALAN across the Coquimbo Region

Rodolfo Angeloni, Juan Pablo Uchima Tamayo, Marcelo Jaque Arancibia +8

Light pollution is recognized as a global issue that, like other forms of anthropogenic pollution, has significant impact on ecosystems and adverse effects on living organisms. Mul…

astro-ph.IM2023

Fast and efficient identification of anomalous galaxy spectra with neural density estimation

Vanessa Böhm, Alex G. Kim, Stéphanie Juneau

Current large-scale astrophysical experiments produce unprecedented amounts of rich and diverse data. This creates a growing need for fast and flexible automated data inspection me…

astro-ph.IM2023★ 5 cited

Astrometric Calibration and Performance of the Dark Energy Spectroscopic Instrument Focal Plane

S. Kent, E. Neilsen, K. Honscheid +46

The Dark Energy Spectroscopic Instrument, consisting of 5020 robotic fiber positioners and associated systems on the Mayall telescope at Kitt Peak, Arizona, is carrying out a surve…

astro-ph.IM2023★ 5 cited

Comparing the Photometric Calibration of DESI Imaging and Gaia Synthetic Photometry

Rongpu Zhou, Arjun Dey, Dustin Lang +3

The relative photometric calibration errors in the DESI Legacy Imaging Surveys (LS), which are used for DESI target selection, can leave imprints on the DESI target densities and b…

astro-ph.IM2023★ 57 cited

Performance of the Quasar Spectral Templates for the Dark Energy Spectroscopic Instrument

Allyson Brodzeller, Kyle Dawson, Stephen Bailey +44

Millions of quasar spectra will be collected by the Dark Energy Spectroscopic Instrument (DESI), leading to a four-fold increase in the number of known quasars. High accuracy quasa…