2016-11-25, 21.12 UT, Fireball. Posted on 27/11/2016 by Jaap While shooting constellations with a softfocus filter, a nice fireball appeared in the Big Dipper. Fireball in the Big Dipper. Canon EOS 5Dii, Sigma 50mm ART, F/2.8, 30sec, ISO800, Vixen Polarie.