Very odd frequency of Voice of Islamic Republic of Iran IRIB on Dec.8

IRAN   Very odd frequency of Voice of Islamic Republic of Iran IRIB on Dec.8
1423-1650 on  7361.5 ZAH 500 kW / 289 deg to WeAs Azeri, instead of nom.7360
1652-0020 on  6061.5 ZAH 500 kW / 289 deg to NEAf Arabic instead of nom.6060