a. These pairs are cities the aircraft can travel to non-stop from Addison Airport. This assumes max load of passengers, average winds, average temperatures, average baggage weights and no weather issues. The Gulfstream G450 assumes a 2-pilot augmented crew in addition to the above assumptions.
b. Baggage capacity icons are an estimation and actual baggage arrangements could vary based on luggage dimensions, weight, type of luggage and number of passengers.