“ From backyard stargazers to professional observatories, tracking recurring visitors helps both planning and curiosity. A compact, sortable list makes it simple to see which comets return on human timescales and when they might be visible again.There are 99 Periodic #Comets, ranging from Arend to van Biesbroeck. The table is organized with Designation,Period (yr),Next perihelion (YYYY-MM-DD) so you can quickly compare orbital period and upcoming approaches;. “
https://littleastronomy.com/periodic-comets/