<page_title> List of slow rotators (minor planets) </page_title> <section_title> Periods between 500 and 1000 hours </section_title> <table> <cell> 1663 van den Bos <col_header> Minor planet designation </col_header> </cell> <cell> Flora <col_header> Orbit or family </col_header> </cell> <cell> S <col_header> Spectral type </col_header> </cell> </table>
1663 van den Bos is a stony Florian asteroid and a slow rotator.