Learmonth - Type III bursts Daily summary from 20120206 2217 to 20120207 1104 (YYYYMMDD hhmm UT) date start-end time # of bursts (YYYYMMDD) (hhmm UT) 20120207 0257 - 0257 1 20120207 0433 - 0433 1 The results are preliminary. Type-III-like signals can be produced by local lightnings and/or machinery interference.