Deep Sky Object Exposure Calculator
Estimate deep sky object exposure calculator using practical photography and optics formulas for planning shoots and gear choices.
Optimal Sub-Exposure
54.0 s
Subs per Hour
67
Total Photons Needed/px
15.0 e⁻
Estimate deep sky object exposure calculator using practical photography and optics formulas for planning shoots and gear choices.
Optimal Sub-Exposure
54.0 s
Subs per Hour
67
Total Photons Needed/px
15.0 e⁻