activity
20182026
most citedThe JWST Early Release Science Program for Direct Observations of Exoplanetary Systems II: A 1 to 20 Micron Spectrum of the Planetary-Mass Companion VHS 1256-1257 b

176 citations · 799 across the 22 of their papers we have counts for

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5 papers · 1 filter

astro-ph.SR2025★ 3 cited

Diversity of Cold Worlds: A Near Complete Spectral Energy Distribution for 2MASS J04151954-0935066 using JWST

Sherelyn Alejandro Merchan, Jacqueline K. Faherty, Genaro Suárez +25

We present the a near complete spectral energy distribution (SED) for an extrasolar world: the T8 brown dwarf 2MASS~J041519540935066. Spanning from optical to mid-infrared (0.7-…

astro-ph.SR2025★ 2 cited

A 1.48-2.48 m R=28000 spectroscopic atlas of the L7.5 and T0.5 components of the nearest pair of brown dwarfs: Luhman 16AB

Hiroyuki Tako Ishikawa, Stanimir Metchev, Megan E. Tannock +6

We present a high signal-to-noise (SNR 450), high-dispersion () H- and K-band spectroscopic atlas of the L7.5 and T0.5 components of the Luhman 1…

astro-ph.SR2024★ 2 cited

High-Precision Atmospheric Constraints for a Cool T Dwarf from JWST Spectroscopy

Callie E. Hood, Sagnick Mukherjee, Jonathan J. Fortney +12

We present observations of the T8 dwarf 2MASS 0415-0935 with JWST's NIRSpec spectrograph using the G395H grating ( 2.87 - 5.14 m). We perform the first atmospheric retriev…

astro-ph.SR2023★ 1 cited

Brown Dwarf Retrievals on FIRE!: Atmospheric Constraints and Lessons Learned from High Signal-to-Noise Medium Resolution Spectroscopy of a T9 Dwarf

Callie E. Hood, Jonathan J. Fortney, Michael R. Line +1

Brown dwarf spectra offer vital testbeds for our understanding of the chemical and physical processes that sculpt substellar atmospheres. Recently, atmospheric retrieval approaches…

astro-ph.SR2022★ 33 cited

A 1.46-2.48 m Spectroscopic Atlas of a T6 Dwarf (1060 K) Atmosphere with IGRINS: First Detections of HS and H, and Verification of HO, CH, and NH Line Lists

Megan E. Tannock, Stanimir Metchev, Callie E. Hood +5

We present Gemini South/IGRINS observations of the 1060 K T6 dwarf 2MASS J081730016155158 with unprecedented resolution () and signal-to-noise ratio (SNR >…