British Airways March 2019 Delhi aircraft changes

British Airways during the month of March 2019 is temporary adjusting operational aircraft on London Heathrow – Delhi route. BA143/142 service will see Boeing 747-400 operating from 03MAR19 to 14MAR19 (LHR departure), instead of 787-9.
BA143 LHR1115 – 0115+1DEL 744 D
BA257 LHR1850 – 0850+1DEL 777 D

BA142 DEL0320 – 0730LHR 744 D
BA256 DEL1105 – 1520LHR 777 D