Radio Sana'a echo effect on January 12

YEMEN(non)   Radio Sana'a echo effect was observed on Jan.12
till 0900 on 11860 JED 050 kW / non-dir to N/ME Arabic probably via Jeddah
from 0900 on 11860 unknown tx / unknown to N/ME Arabic via unknown tx site

And probably same situation will be at 1759-1800, 2259-2300 and 0559-0600:
0600-0900 on 11860 JED 050 kW / non-dir to N/ME Arabic probably via Jeddah
0900-1800 on 11860 unknown tx / unknown to N/ME Arabic via unknown tx site
1800-2300 on 11860 JED 050 kW / non-dir to N/ME Arabic probably via Jeddah
2300-0600 on 11860 unknown tx / unknown to N/ME Arabic via unknown tx site