NAM = 1500 NAM
From table 190 000 kg →6417 NAM
819 mins
(6417 – 1500) = 4917 NAM → 627 mins
Sector time 819 – 627 = 192 mins
Icing/Pack flow/ISA - no correction
Climb correction +6 mins
Descent correction +11 mins
Sector time = 192 + 6 + 11 = 209 mins