if looking for a radar pick up to vectors ILS or visual.
No radar at Kiruna, all procedural.
The radar tracks released are probably from MIL or CIV sensors in Norway or a MIL sensor in Sweden. Best bet is the Norwegian MIL sensor at Njunis, at 5600ft elevation, approx 68 45N 019 29E. Before anyone cries foul about the location, itīs been in the media several times.
Then there is E-3
During the memorial service at Evens today, the head of the Norwegian joint operational HQ said "..the aircraft left a holding pattern west of Kiruna" at time XX:ZZ..."
Nothing more said about flight rules, but several soruces has now confirmed that they where flying "tactically", but the Norwegian air force says this afternoon that no fighter affiliation was planned.