Northern lights in Iceland

Exposure Date: 2010:04:01 03:08:59;
Make: Canon;
Model: Canon EOS 5D;
ExposureTime: 15 s;
FNumber: f/3.2;
ISOSpeedRatings: 1600;
ExposureProgram: Manual;
ExposureBiasValue: 0;
MeteringMode: Spot;
Flash: Flash did not fire, compulsory flash mode;
FocalLength: 16 mm;
Software: ACD Systems Digital Imaging;