@interface ARAltitudeUndulationPair : NSObject @property (readonly, nonatomic) double altitude; @property (readonly, nonatomic) double undulation; @property (readonly, nonatomic) BOOL lookupFailed; @property (readonly, nonatomic) long long source; - (id)initWithAltitude:(double)a0 undulation:(double)a1 lookupFailed:(BOOL)a2 source:(long long)a3; @end