B.Allbutt
Messier 046
Open Cluster with Planetary Nebula
Exposure Details
Lens Celestron Nexstar 6SE
Focal Length 1500mm
Focal Ratio f/10
Mount Alt Az fitted with wedge
Camera Nikon D5300 (unmodified)
Exposure ISO1600, 132x30sec
(total exposure 66min)
Calibration 40 darks, 40 flats, 40 bias
Date 7th March 2021
Location Southampton, UK
Sky Bortle 5
Messier 046
Open Cluster with Planetary Nebula
Exposure Details
Lens Celestron Nexstar 6SE
Focal Length 1500mm
Focal Ratio f/10
Mount Alt Az fitted with wedge
Camera Nikon D5300 (unmodified)
Exposure ISO1600, 132x30sec
(total exposure 66min)
Calibration 40 darks, 40 flats, 40 bias
Date 7th March 2021
Location Southampton, UK
Sky Bortle 5