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astro-ph.GA2026
Low-Redshift Interlopers in the SDSS DR16 Quasar Catalogue
Vivek Kumar Jha, Harikumar N, Yogesh Wadadekar
High-redshift quasars () are crucial for studying early black hole growth and reionisation. SDSS Data Release 16 catalogues 655 such sources with multiple redshift estimators.…
astro-ph.HE2026
Wild behaviour near the finish line: the Type Ibn SN 2020able and its stratified environment
L. Tartaglia, E. Cappellaro, G. Valerin +29
We present spectrophotometric observations of the Type Ibn supernova SN~2020able, along with a comprehensive analysis and modelling of its evolution. The transient occurred in SDSS…