DOI: 10.1029/2004jd005423
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Abstract: [1] Within the framework of the Network for the Detection of Stratospheric Change (NDSC), an intercomparison campaign of ground-based zenith-sky viewing UV-visible spectrometers was held at the Andøya Rocket Range (69°N, 16°E) at Andenes, Norway, from February 12 to March 8, 2003. The chosen site is classified as a complementary NDSC site. Eight groups from seven countries participated in the campaign which focused on the measurements of slant columns of NO 2 , BrO, and OClO. This first campaign publication c…

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