Learmonth - Type III bursts Daily summary from 20100228 2229 to 20100301 1048 (YYYYMMDD hhmm UT) There were no type III solar radio bursts. Culgoora - Type III bursts Daily summary from 20100228 2000 to 20100301 0760 (YYYYMMDD hhmm UT) date start-end time # of bursts (YYYYMMDD) (hhmm UT) 20100228 2227 - 2227 1 The results are preliminary. Type-III-like signals can be produced by local lightnings and/or machinery interference.