End-to-end numerical modeling of the Roman Space Telescope coronagraph

JE Krist, JB Steeves, BD Dube… - Journal of …, 2023 - spiedigitallibrary.org
The Roman Space Telescope will have the first advanced coronagraph in space, with
deformable mirrors (DMs) for wavefront control (WFC), low-order wavefront sensing and …

A review of simulation and performance modeling tools for the Roman coronagraph instrument

ES Douglas, JN Ashcraft, R Belikov… - Space Telescopes …, 2020 - spiedigitallibrary.org
The Nancy Grace Roman Space Telescope Coronagraph Instrument (CGI) will be capable
of characterizing exoplanets in reflected light and will demonstrate space technologies …

Roman coronagraph instrument: engineering overview and status

I Poberezhskiy, K Heydorff, T Luchik… - Space Telescopes …, 2022 - spiedigitallibrary.org
The Nancy Grace Roman Space Telescope is NASA's flagship astrophysics mission
planned for launch in 2026. The Coronagraph Instrument (CGI) on Roman will demonstrate …

Roman space telescope coronagraph: engineering design and operating concept

I Poberezhskiy, T Luchik, F Zhao… - Space Telescopes …, 2021 - spiedigitallibrary.org
NASA's Nancy Grace Roman Space Telescope (formerly known as WFIRST) is a flagship
astrophysics mission planned for launch in 2025. The coronagraph instrument (CGI) on …

Numerical modeling of the proposed WFIRST-AFTA coronagraphs and their predicted performances

J Krist, B Nemati, B Mennesson - Journal of Astronomical …, 2016 - spiedigitallibrary.org
The WFIRST-AFTA 2.37 m telescope will provide the opportunity to host a coronagraph for
the imaging and spectroscopy of planets and disks in the next decade. The telescope …

Accelerated modeling of near and far-field diffraction for coronagraphic optical systems

ES Douglas, MD Perrin - Space Telescopes and …, 2018 - spiedigitallibrary.org
Accurately predicting the performance of coronagraphs and tolerancing optical surfaces for
high-contrast imaging requires a detailed accounting of diffraction effects. Unlike simple …

An overview of WFIRST/AFTA coronagraph optical modeling

J Krist, B Nemati, H Zhou… - … and Instrumentation for …, 2015 - spiedigitallibrary.org
The WFIRST/AFTA 2.4 m space telescope currently under study includes a stellar
coronagraph for the imaging and spectral characterization of extrasolar planets. Based …

The Roman Space Telescope coronagraph technology demonstration: current status and relevance to future missions

B Mennesson, VP Bailey, R Zellem… - Space Telescopes …, 2022 - spiedigitallibrary.org
The Nancy Grace Roman Space Telescope (formerly WFIRST) will be launched in the mid-
2020s with an onboard Coronagraph Instrument which will serve as a technology …

End-to-end simulations of different coronagraphic techniques

JE Krist, DC Moody, D Mawet… - … for Detection of …, 2009 - spiedigitallibrary.org
The NASA exoplanet exploration program is dedicated to developing technologies for
detecting and characterizing extrasolar planets. In support of that program we have …

Analytical performance model and error budget for the Roman coronagraph instrument

B Nemati, J Krist, I Poberezhskiy… - Journal of Astronomical …, 2023 - spiedigitallibrary.org
The Nancy Grace Roman Space Telescope (“Roman”), under development by NASA, will
investigate possible causes for the phenomenon of dark energy and detect and characterize …