Kalends of January sixth feria, fourth of the moon. AD 498.
Simmachus was appointed 49th bishop of the Roman Church, and lived 15 years.
A battle in which Mac Erca was victor.
(The battle of Slemain of Mide won, by Cairpre son of Niall over the Laigin.
Or here, Mo-Chaí of Naendruim according to another book.)