C/2011 L4 (PANSTARRS) is a non-periodic comet discovered in June 2011 that became visible to the naked eye when it was near perihelion in March 2013.
C/2011 L4 (PANSTARRS) – kometa nieokresowa, odkryta w czerwcu 2011 r., widoczna gołym okiem w pobliżu peryhelium w marcu 2013.