<page_title> Galilean moons </page_title> <section_title> Members </section_title> <table> <cell> Callisto Jupiter IV <col_header> Name </col_header> </cell> <cell> 4820.6 <col_header> Diameter (km) </col_header> </cell> </table>
Callisto (Jupiter IV) is the fourth and last Galilean moon and is the second largest of the four at 4820.6 kilometers in diameter.