Learmonth - Type III bursts Daily summary from 20120209 2219 to 20120210 1102 (YYYYMMDD hhmm UT) date start-end time # of bursts (YYYYMMDD) (hhmm UT) 20120210 0649 - 0649 1 The results are preliminary. Type-III-like signals can be produced by local lightnings and/or machinery interference.