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astro-ph.SR2026
The Companions to B and A Stars Snapshot (C-BASS) Survey: I. Discovery of a Young Brown Dwarf Companion to HIP 17453
Marah Brinjikji, Adam J. Smith, Jennifer Patience +26
We report the detection of a new brown dwarf companion to HIP 17453 A, a chemically peculiar A0V star located at a distance of 81 pc. HIP 17453 A was observed with high-resolution…
astro-ph.SR2026
JWST NIRSpec Spectral Standards for M, L, and T Dwarfs and Subdwarfs
Evan Pritchard, Marylin Loritsch, Julia Haynes +3
We present low resolution infrared spectral standards in the 0.76 to 5.0 μm range based on JWST NIRspec Prism data from deep sky surveys. Our standards encompass spectral types M,…