Unscheduled shortwave broadcasts of WTWW-3

USA   Again unscheduled shortwave broadcasts of WTWW-3 on Feb.15:
0745-0815 on 12105 TWW 100 kW / 040 deg to ENAm Yoruba, weak signal
Probably these unscheduled broadcasts are on the air 0500-1400 Sat/Sun:
0500-0600 on 12105 TWW 100 kW / 040 deg to ENAm Portuguese
0600-0900 on 12105 TWW 100 kW / 040 deg to ENAm Yoruba
0900-1200 on 12105*TWW 100 kW / 040 deg to ENAm Chinese
1200-1400 on 12105#TWW 100 kW / 040 deg to ENAm Russian
* co-ch KTWR Guam in Chinese 1145-1200 Sat
# co-ch Radio Free Asia in Burmese from 1230

Here is the current winter B-13 schedule of WTWW-3 1400-0500, non daily
1400-1500 on 12105!TWW 100 kW / 040 deg to ENAm Russian
1500-2100 on 12105^TWW 100 kW / 040 deg to ENAm Arabic
2100-2400 on 12105 TWW 100 kW / 040 deg to ENAm French
0000-0300 on 12105 TWW 100 kW / 040 deg to ENAm Spanish
0300-0500 on 12105 TWW 100 kW / 040 deg to ENAm Portuguese
! co-ch Radio Free Asia in Burmese till 1430
^ co-ch Radio Dialogue in English/Shona/Ndebele 1600-1700
Changes between languages vary from 3 to 7 minutes