Star Clusters in Cassiopeia

Imaging telescopes or lenses:Astro Tech AT66ED

 

Imaging cameras:QHYCCD 163C

 

Mounts:Celestron CG-4 MotorDrive

 

Guiding telescopes or lenses:MEADE 50mm Finder Guidescope

 

Guiding cameras:ZWO ASI120MM

 

Focal reducers:Astro Tech 0.8x Reducer/Flattener

 

Software:Open Guiding PHD2 Guiding , Astro Pixel Processor , Adobe Photoshop CS4 Photoshop CS4

 

Filters:Orion SkyGlow Imaging Filter

 

Dates:Sept. 4, 2020 , Sept. 5, 2020

 

Frames:

200x60"

229x60" 0C

 

Integration: 7.2 hours

 

Darks: ~200

 

Bias: ~100

 

Avg. Moon age: 17.30 days

 

Avg. Moon phase: 92.69%

 

Bortle Dark-Sky Scale: 4.00

Basic astrometry details

 

Astrometry.net job: 3826529

 

RA center: 1h 42' 58"

 

DEC center: +61° 10' 12"

 

Pixel scale: 2.407 arcsec/pixel

 

Orientation: 36.417 degrees

 

Field radius: 1.986 degrees

 

Resolution: 4723x3602

 

Data source: Backyard

Done