activity
20202026
most citedThe Field Substellar Mass Function Based on the Full-sky 20-pc Census of 525 L, T, and Y Dwarfs

171 citations · 292 across the 14 of their papers we have counts for

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Showing 2024Show all

5 papers · 1 filter

astro-ph.SR2024

New Ultracool Companions to Nearby White Dwarfs

Alexia Bravo, Adam C. Schneider, Sarah Casewell +15

We conducted a search for new ultracool companions to nearby white dwarfs using multiple methods, including the analysis of colors and examination of images in both the optical and…

astro-ph.SR2024

New Cold Subdwarf Discoveries from Backyard Worlds and a Metallicity Classification System for T Subdwarfs

Adam J. Burgasser, Adam C. Schneider, Aaron M. Meisner +36

We report the results of a spectroscopic survey of candidate T subdwarfs identified by the Backyard Worlds: Planet 9 program. Near-infrared spectra of 31 sources with red co…

astro-ph.SR2024

Discovery of 118 New Ultracool Dwarf Candidates Using Machine Learning Techniques

Hunter Brooks, Dan Caselden, J. Davy Kirkpatrick +44

We present the discovery of 118 new ultracool dwarf candidates, discovered using a new machine learning tool, named \texttt{SMDET}, applied to time series images from the Wide-fiel…

astro-ph.SR2024

Thirteen New M Dwarf + T Dwarf Pairs Identified with WISE/NEOWISE

Federico Marocco, J. Davy Kirkpatrick, Adam C. Schneider +31

We present the discovery of 13 new widely separated T dwarf companions to M dwarf primaries, identified using WISE/NEOWISE data by the CatWISE and Backyard Worlds: Planet 9 project…

astro-ph.SR2024★ 1 cited

89 New Ultracool Dwarf Co-Moving Companions Identified With The Backyard Worlds: Planet 9 Citizen Science Project

Austin Rothermich, Jacqueline K. Faherty, Daniella Bardalez-Gagliuffi +43

We report the identification of 89 new systems containing ultracool dwarf companions to main sequence stars and white dwarfs, using the citizen science project Backyard Worlds: Pla…