[1] Several surviving annals share events in the same sequence and wording, until 911 when they continue separate narratives.
"The Chronicle of Ireland" represents the scholarly consensus solution to this Gaelic synoptic problem.
[3] There is no direct evidence for the identity of the Chronicle's successive authors, but scholars are confident that it was produced by annalists working in churches and monasteries and was intended for an ecclesiastical audience.
From about 740 to 911, the Chronicle's annalist was working in the Irish midlands, probably in the province of Brega (sometimes Breagh) but possibly in the monastery at Clonard.
Other entries include observations of astronomical events, such as a solar eclipse that took place on June 29, 512.