activity
20242026
collaborators

7 papers

astro-ph.IM2026

The Roman Coronagraph Community Participation Program: calibration strategy for the Mueller matrix using on-sky sources

Toshiyuki Mizuki, Justin Hom, Bertrand Mennesson +14

The Nancy Grace Roman Space Telescope Coronagraph Instrument will provide space-based polarimetric observations of circumstellar disks and exoplanetary systems. Accurate reconstruc…

astro-ph.IM2026

The Roman Coronagraph Community Participation Program: early calibration plan and pilot observation of a companion

Julien H. Girard, Eric Cady, Neil T. Zimmerman +42

Roman is set to launch in weeks! The Coronagraph Instrument - technology pathfinder for future direct imaging missions - is ready to fly too. According to predictions, laboratory t…

astro-ph.IM2026

The Roman Coronagraph Community Participation Program: Observation planning and data reduction for polarimetric mode

Ramya M Anche, Toshiyuki Mizuki, Justin Hom +25

Reflected-light polarimetry of exoplanets constrains and resolves degeneracies in atmospheric properties, while polarized light observations of debris disks enable the characteriza…

astro-ph.IM2026

The Roman Coronagraph Community Participation Program: pre-launch reference star list and impact of reference star properties on post-processing performance

Justin Hom, Schuyler G. Wolff, Jessica Gersh-Range +51

The upcoming Roman Coronagraph will be the first high-contrast instrument in space capable of high-order wavefront sensing and control technologies, a critical technology demonstra…

astro-ph.IM2026

The Roman Coronagraph Community Participation Program: data reduction pipeline design and implementation

Jason J. Wang, Maxwell A. Millar-Blanchaer, Marie Ygouf +39

The Roman Space Telescope Coronagraph Instrument will demonstrate a series of technologies and techniques to enable the direct detection of reflected-light planets with space-based…

astro-ph.SR2025

CoronaGraph Instrument Reference stars for Exoplanets (CorGI-REx) I. Preliminary Vetting and Implications for the Roman Coronagraph and Habitable Worlds Observatory

Justin Hom, Schuyler G. Wolff, Catherine A. Clark +28

The upcoming Roman Coronagraph will be the first high-contrast instrument in space capable of high-order wavefront sensing and control technologies, a critical technology demonstra…