M81, 



    
        

            GyCx

M81

M81, 



    
        

            GyCx

M81

Equipment

Imaging Telescopes Or Lenses
Celestron C11 SCT
Imaging Cameras
Altair Hypercam 1600m Pro Tec Cooled · ZWO ASI071MC Cooled
Mounts
Skywatcher EQ6 BeltMod
Filters
Baader UV IR Cut filter · Baader 2" Oiii 8.5nm · Baader 2" Ha 7nm
Accessories
QHYCCD Mini Guide Scope 130mm f4.3 · Celestron f6.3 Focal Reducer/Corrector
Software
Photoshop CS 5 · PixInsight 1.8.5 Ripley 1.8.5 Ripley
Guiding Cameras
QHY5L-II-M

Acquisition details

Dates:
March 29, 2021 ·  April 5, 2021 ·  April 6, 2021 ·  April 8, 2021
Frames:
Baader 2" Ha 7nm: 9x240" (36') (gain: 100.00) -20C bin 1x1
Baader 2" Oiii 8.5nm: 12x240" (48') (gain: 100.00) -20C bin 1x1
Baader UV IR Cut filter: 3x240" (12') (gain: 100.00) bin 1x1
Baader UV IR Cut filter: 24x300" (2h) (gain: 100.00) -20C bin 1x1
Integration:
3h 36'
Darks:
15
Flats:
15
Avg. Moon age:
22.31 days
Avg. Moon phase:
44.53%
Bortle Dark-Sky Scale:
5.00

Resolution: 4944x3284

Data source: Backyard

Description

M81 2 hours OSC data

Comments

Histogram

M81, 



    
        

            GyCx