#Observatory’s quick reflexes capture fleeting flash
“#Observatory’s quick reflexes capture fleeting flash” The afterglow of GRB181123B, captured by the Gemini North telescope. The afterglow is marked with a circle. Credit: International Gemini Observatory/NOIRLab/NSF/AURA/K. Paterson & W. Fong (Northwestern University)/Image processing: Travis Rector (University of Alaska Anchorage), Mahdi Zamani & Davide de Martin Rapid follow-up of the optical afterglow from one of…