Surprisingly strong reception of Voice of Nigeria on May 27

NIGERIA   Surprisingly strong reception of Voice of Nigeria on May 27:
from 1412 on  9690 IKO 250 kW / 007 deg to NoAf English, instead 248 deg to WCAf
from 1450 on  9690 IKO 250 kW / 007 deg to NoAf French, instead of English to WCAf
from 1550 on 15120 IKO 250 kW / 007 deg to NoAf Arabic, instead of English