CQ World-Wide VHF Contest
This contest is now a 50 and 144-MHz only contest. The exchange is your 4-digit grid square and Call Sign. Multipliers are different grids on each band.
QSO Points: 50-MHz = 1, 144-MHz = 2.
Score is the total number of grids worked on both bands X total QSO points.
Map datafiles required are here.