activity
20242026
collaborators

6 papers

astro-ph.EP2026

SCExAO/CHARIS High-Contrast Pre-Launch Vetting of Roman Coronagraph Technology Demonstration PSF Reference Stars

Thayne Currie, Jie Li, Mona El Morsy +9

We present deep, SCExAO/CHARIS high-contrast integral field spectroscopy and archival imaging of four candidate Roman Coronagraph PSF reference stars within/near the Roman Continuo…

astro-ph.EP2026

Technology and Science Advancing Observations with Roman Coronagraph Informed by Ground-Based High-Contrast Imaging

Mona El Morsy, Thayne Currie, Brianna Lacy +10

The Roman Coronagraph technology demonstration focuses on achieving 10 contrasts within the instrument's dark hole and our ability to detect and characterize properties…

astro-ph.IM2025

A Striking First Impression: CGI Commissioning Observations of the AB Aurigae Protoplanetary System

Thayne Currie, Kellen Lawson, Erica Dykes +1

For one of the first set of Roman Coronagraph project images, we propose to target AB Aurigae. AB Aurigae is a complex and visually stunning system, surrounded by a gas rich protop…

astro-ph.EP2025

VLT/MUSE Detection of the AB Aurigae b Protoplanet with Spectroscopy

Thayne Currie, Jun Hashimoto, Yuhiko Aoyama +6

We analyze high-contrast, medium-spectral-resolution observations of the star AB Aurigae using the Very Large Telescope's Multi Unit Spectroscopic Explorer (MUSE). In m…

astro-ph.EP2024

SCExAO/CHARIS Near-Infrared Scattered-Light Imaging and Integral Field Spectropolarimetry of the AB Aurigae Protoplanetary System

Erica Dykes, Thayne Currie, Kellen Lawson +21

We analyze near-infrared integral field spectropolarimetry of the AB Aurigae protoplanetary disk and protoplanet (AB Aur b), obtained with SCExAO/CHARIS in 22 wavelength channels c…

astro-ph.EP2024

Dynamical and Atmospheric Characterization of the Substellar Companion HD 33632 Ab from Direct Imaging, Astrometry, and Radial-Velocity Data

Mona El Morsy, Thayne Currie, Danielle Bovie +17

We present follow-up SCExAO/CHARIS and -band (R 70) high-contrast integral field spectroscopy and Keck/NIRC2 photometry of directly-imaged brown dwarf companion HD 33…