activity
20202025
most citedThe Field Substellar Mass Function Based on the Full-sky 20-pc Census of 525 L, T, and Y Dwarfs

171 citations · 298 across the 9 of their papers we have counts for

collaborators

9 papers

astro-ph.SR2025

High Proper Motion Discoveries from the UKIRT Hemisphere Survey

Wings Zhang, Adam C. Schneider, Thomas P. Bickle +31

We used the third data release of the UKIRT Hemisphere Survey to locate previously unrecognized high proper motion objects. We identify a total of 127 new discoveries with total pr…

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★ 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…

astro-ph.SR2021★ 12 cited

Discovery of 16 New Members of the Solar Neighborhood using Proper Motions from CatWISE2020

Tarun Kota, J. Davy Kirkpatrick, Dan Caselden +17

In an effort to identify nearby and unusual cold objects in the solar neighborhood, we searched for previously unidentified moving objects using CatWISE2020 proper motion data comb…

astro-ph.SR2021★ 7 cited

Backyard Worlds: Planet 9 Discovery of an Unusual Low-mass Companion to an M Dwarf at 80 pc

Austin Rothermich, Adam C. Schneider, Jacqueline K. Faherty +7

We present the discovery of CWISE J203546.35-493611.0, a peculiar M8 companion to the M4.5 star APMPM J2036-4936 discovered through the citizen science project Backyard Worlds: Pla…