Dr Alan Potts
Location of Photo:
Ferryhill, County Durham, UK
Date/Time of photo:
9th December 2018 / start time 22h 16m UT
100mm lens at f/4; D800 DSLR; Star Adventurer portable mount
Comet Wirtanen heading northwards; taken with a 100mm Nikon lens at f/4 this is a 19m 43s total exposure in 13s subframes, stacked in DSS. Processed to show details near the nucleus.