Complex sentence: Fast radio bursts are identified by the date the signal was recorded, as "YYMMDD"-e.g. one on 26 June 2011 would be called FRB 110626.
Split into simpler sentences: Fast radio bursts are named by the date the signal was recorded, as "YYMMDD". For example, one on 26 June 2011 would be called FRB 110626.