Imaging telescopes or lenses: GSO 8" f/5 Newton
Imaging cameras: ZWO ASI 183 MM PRO
Mounts: SkyWatcher NEQ6 Pro Goto
Guiding telescopes or lenses: GSO 8" f/5 Newton
Guiding cameras: Astrolumina Alccd5L-IIc
Focal reducers: Pal Gyulai GPU Aplanatic Koma Korrector 4-element
Software: PhotoShop CS5 · PHD2 Guiding · FitsWork 4 · DeepSky Stacker Deep Sky Stacker 3.3.4
Filters: Baader R 1.25'' CCD Filter · Baader B 1.25'' CCD Filter · Baader G 1.25'' CCD Filter · Baader L 1.25'' Filter · Baader Ha 1.25" 7nm
Accessory: TSOptics TS Off Axis Guider - 9mm
Dates:March 22, 2020 , March 23, 2020 , March 24, 2020 , March 26, 2020 , March 27, 2020
Frames:
Baader B 1.25'' CCD Filter: 72x360" (gain: 53.00) -20C bin 1x1
Baader G 1.25'' CCD Filter: 53x360" (gain: 53.00) -20C bin 1x1
Baader Ha 1.25" 7nm: 18x600" (gain: 200.00) -20C bin 1x1
Baader L 1.25'' Filter: 111x600" (gain: 53.00) -20C bin 1x1
Integration: 34.0 hours
Darks: ~37
Flats: ~21
Flat darks: ~100
Avg. Moon age: 12.26 days
Avg. Moon phase: 3.27%
Astrometry.net job: 3363003
RA center: 12h 16' 41"
DEC center: +69° 27' 45"
Pixel scale: 0.494 arcsec/pixel
Orientation: -85.985 degrees
Field radius: 0.442 degrees
Resolution: 5384x3542
Locations: Nürnberg, Nürnberg, Bayern, Germany
Data source: Backyard
This object was a really hard work. It was very difficult to take it form my backyard in Nuremberg.
Hope you like it ! Thanks for watching !
Object description (wikipedia.org):
NGC 4236 (also known as Caldwell 3) is a barred spiral galaxy located in the constellation Draco.
The galaxy is a member of the M81 Group, a group of galaxies located at a distance of approximately 11.7 Mly (3.6 Mpc) from Earth. The group also contains the spiral galaxy Messier 81 and the starburst galaxy Messier 82. NGC 4236 is located away from the central part of the M81 group at a distance of 14.5 Mly (4.45 Mpc) from Earth.
Comments