The drones have been first sighted at about 9.44pm (Thursday, 3.44am, Singapore time) on Wednesday, in line with police, and remained within the airspace on the time of the press briefing at 12.05am on Thursday.
Northern Jutland police mentioned they may not specify the kind of drones or whether or not they have been the identical as those flying over Copenhagen airport on Monday.
“It’s too early to say what the purpose of the drones is and who’s the actor behind,” a police official mentioned.
Norwegian and Danish authorities are in shut contact over the Copenhagen and Oslo incidents on Monday, however their investigation has not but established a connection, Norway’s international minister mentioned on Wednesday.
Eurocontrol, which oversees European air visitors management, mentioned arrivals and departures at Aalborg airport could be at a “zero charge” till 4am GMT on Thursday because of drone exercise within the neighborhood.
Police mentioned they have been investigating additional on website, and there was no hazard to passengers on the airport or residents within the space.
They added that three flights had been diverted to different airports.