Kiruna 2000/2001

PSC_Kiruna_2001
Sky over Kiruna with PSCs on 15 January 2001


In winter 2000/2001 the radiometer MIRA2 was operated at Kiruna (67.84°N, 20.41°E, 425 m MSL), Sweden. This latest measurement campaign started in December 2000 and lasted until end of March 2001. The stratospheric trace gases ClO, O3, HNO3 and N2O have been measured regularly, whenever favourable observation conditions were met.