The Discovery and Characterization of Earth-crossing Asteroid 2024 YR4 by Bryce T. Bolin, Josef Hanuš, Larry Denneau, Roberto Bonamico, Laura-May Abron, Marco Delbo, Josef Ďurech, Robert Jedicke, Leo Y. Alcorn, Aleksandar Cikota, Swayamtrupta Panda, Henrique Reggiani

“…We obtained g -, r -, i -, and Z -imaging with the Gemini South/Gemini Multi-Object Spectrograph on 2025 February 7 and Y and J imaging with the Keck/Multi-Object Spectrometer for Infrared Exploration on 2025 February 12. …”
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