A precise determination of the fuel efficiency is important because North/South station keeping . which controls the inclination of the geostationary orbit. consumes most of the satellite fuel. We estimate the amount of fuel required during the lifetime of the KOREASAT when MFT(Minimum Fuel Target) technique is adopted. https://www.nacrack.com/flash-choice-Netgear-Nighthawk-LTE-Mobile-Hotspot-Router-Mobile-Hotspot-LTE-BRAND-NEW-p8608-best-super/