2 papers
astro-ph.GA2026
Detection of Gravitational Anomaly at Low Acceleration from a Highest-quality Sample of 36 Wide Binaries with Accurate 3D Velocities
K. -H. Chae, B. -C. Lee, X. Hernandez +4
We set out to accurately measure gravity in the low-acceleration range m s from 3D motions of isolated wide binary stars. Gaia DR3 provides precise meas…
astro-ph.IM2025
Photometric Stability of an EMCCD Camera at 1-s Exposures
I. V. Afanasieva, V. G. Orlov, V. I. Ardilanov +3
We present the results of testing an iXonUltra 888 EMCCDcamera to determine the operating parameters for short-exposure photometry of stars. As a result of the testing, those camer…