papers

Publications (12)

astro-ph.IM2022

MagAO-X: current status and plans for Phase II

Jared R. Males, Laird M. Close, Sebastiaan Haffert +15

We present a status update for MagAO-X, a 2000 actuator, 3.6 kHz adaptive optics and coronagraph system for the Magellan Clay 6.5 m telescope. MagAO-X is optimized for high contras…

astro-ph.IM2026

ffortissimo: A Freeform Forward-Modeling Pipeline for High-Contrast Images of Circumstellar Disks Based on Automatic Differentiation

Jay K. Kueny, Joseph D. Long, Jared R. Males +16

Modeling circumstellar disks in the traditional sense carries the assumption that the dust density distribution can be accurately described with a fixed parametric form. Furthermor…

astro-ph.EP2025

Three Years of High-Contrast Imaging of the PDS 70 b and c Exoplanets at Hα with MagAO-X: Evidence of Strong Protoplanet Hα Variability and Circumplanetary Dust

Laird M. Close, Jared R. Males, Jialin Li +23

We present 3 years of high-contrast imaging of the PDS 70 b and c accreting protoplanets with the new extreme AO system MagAO-X as part of the MaxProtoPlanetS survey of H proto…

astro-ph.IM2024

MagAO-X: Commissioning Results and Status of Ongoing Upgrades

Jared R. Males, Laird M. Close, Sebastiaan Y. Haffert +20

MagAO-X is the coronagraphic extreme adaptive optics system for the 6.5 m Magellan Clay Telescope. We report the results of commissioning the first phase of MagAO-X. Components now…

astro-ph.IM2024

MagAO-X Phase II Upgrades: Implementation and First On-Sky Results of a New Post-AO 1000 Actuator Deformable Mirror

Jay K. Kueny, Kyle Van Gorkom, Maggie Kautz +13

MagAO-X is the extreme coronagraphic adaptive optics (AO) instrument for the 6.5-meter Magellan Clay telescope and is currently undergoing a comprehensive batch of upgrades. One in…

astro-ph.IM2026

Phase-Induced Amplitude Apodization Complex Mask Coronagraph (PIAACMC) on-sky demonstration with MagAO-X

Elena Tonucci, Sebastiaan Haffert, Warren Foster +18

Advancing the technological development of small inner working angle (IWA) coronagraphs is essential to enabling high-contrast imaging of temperate exoplanets with future extremely…