500P/2019 A8   = 2025 B3 (PANSTARRS)
 501P/2024 L4   = 2014 N4   = 2017 B6 (Rankin)
 502P/2003 QX29 = 2025 H1 (NEAT)
 503P/2018 L1   = 2011 F2   = 2025 F3 (PANSTARRS)