<page_title> Kaon </page_title> <section_title> Basic properties </section_title> <table> <cell> Kaon <col_header> Particle name </col_header> </cell> <cell> K− <col_header> Antiparticle symbol </col_header> </cell> <cell> 493.677±0.016 <col_header> Rest mass (MeV/c2) </col_header> </cell> </table>
The kaons K have mass 493.677±0.013 MeV.