papers

Publications (7)

astro-ph.IM2026

The Space Coronagraph Optical Bench (SCoOB): X. Dark zone maintenance

Saraswathi Kalyani Subramanian, Kyle Van Gorkom, Ramya Anche +12

The Space Coronagraph Optical Bench (SCoOB) is a vacuum high contrast imaging testbed designed to demonstrate starlight suppression at optical wavelengths and obtain contrasts bett…

astro-ph.IM2026

Tiny Observatory for Telescope Optimization (TOTO): testing algorithms for autonomous on-orbit alignment for space-based telescope systems

Solvay A. Blomquist, Sanchit Sabhlok, Hyukmo Kang +11

The paper describes the Tiny Observatory for Telescope Optimization (TOTO), an optical testbed used to evaluate autonomous alignment algorithms—Stochastic Parallel Gradient Descent…

#autonomous alignment#space telescopes#optical testbed#stochastic parallel gradient descent
astro-ph.IM2026

Testing of machine learning wavefront sensing algorithms on the Tiny Observatory for Telescope Optimization (TOTO) testbed

Sanchit Sabhlok, Solvay A. Blomquist, Maggie Y +16

The paper evaluates a machine‑learning based wavefront sensing algorithm on the Tiny Observatory for Telescope Optimization (TOTO) testbed, comparing its low‑order Zernike coeffici…

#machine learning#wavefront sensing#phase retrieval#telescope optics
astro-ph.IM2025

The Space Coronagraph Optical Bench (SCoOB): 7. design, fabrication, and first light for a self-coherent camera

Kevin Derby, Kian Milani, Grace C. Hathaway +10

The 2020 Decadal Survey on Astronomy and Astrophysics tasked future space observatories with the goal of detecting and characterizing a large sample of Earth-like exoplanets. To ac…

astro-ph.IM2026

The eXtreme Wavefront Control Toolkit: High-Contrast Imaging Instrument Control for Ground and Space-Based Coronagraphs

Jared R. Males, Joseph D. Long, Sebastiaan Y. Haffert +16

We present the eXtreme Wavefront Control Toolkit (XWCTk) instrument control software system developed for the MagAO-X extreme adaptive optics (ExAO) instrument. The XWCTk is built…

astro-ph.IM2026

The Space Coronagraph Optical Bench (SCoOB): 11. Modeling and correction of chromatic aberrations

Kyle Van Gorkom, Ramya M. Anche, Saraswathi Kalyani Subramanian +12

The space coronagraph optical bench (SCoOB) is a high contrast imaging testbed designed to demonstrate starlight suppression techniques at visible wavelengths in a space-like vacuu…