{"id":"ye2025prediscovery","DOI":"10.3847/2041-8213/ae147b","URL":"https://arxiv.org/abs/2509.08792","type":"article-journal","title":"Prediscovery Activity of New Interstellar Object 3I/ATLAS: A Dynamically-Old Comet?","author":[{"given":"Quanzhi","family":"Ye"},{"given":"Michael S. P.","family":"Kelley"},{"given":"Henry H.","family":"Hsieh"}],"issued":{"date-parts":[[2025]]},"container-title":"ApJL 993, L31","catalog-key":"SRC0DFPWGSFC7BZ"}