March 6, 2020 updates Posted on March 6, 2020June 28, 2020 by Doug Loss PANOSETI: A Panoramic All-sky All-time Near InfraRed and Optical Technosignature Finder https://oirlab.ucsd.edu/PANOSETI.html Can planetary rings explain the extremely low density of HIP 41378 𝑓? https://www.aanda.org/articles/aa/full_html/2020/03/aa37618-20/aa37618-20.html Peas in a Pod? Radius correlations in Kepler multi-planet systems https://arxiv.org/abs/2003.02290 KMT-2019-BLG-1339L: an M Dwarf with a Giant Planet or a Companion Near the Planet/Brown Dwarf Boundary https://arxiv.org/abs/2003.02375 Orbital Refinement and Stellar Properties for the HD 9446, HD 43691, and HD 179079 Planetary Systems https://arxiv.org/abs/2003.02385 Accurate Machine Learning Atmospheric Retrieval via a Neural Network Surrogate Model for Radiative Transfer https://arxiv.org/abs/2003.02430 Doppler Tomographic Measurement of the Nodal Precession of WASP-33b https://arxiv.org/abs/2003.02724