Celestial hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  M 22  ·  NGC 6656  ·  The star 24Sgr
M22, 



    
        

            Jirair Afarian
M22
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M22

M22, 



    
        

            Jirair Afarian
M22
Powered byPixInsight

M22

Acquisition details

Dates:
May 20, 2018 ·  May 23, 2018
Frames:
Badaar Moon and SkyGlow Badaar: 14×30(7′) (gain: 11.00) bin 1×1
Badaar Moon and SkyGlow Badaar: 8×60(8′) (gain: 11.00) bin 1×1
Integration:
15′
Darks:
20
Flats:
20
Bias:
50
Avg. Moon age:
7.20 days
Avg. Moon phase:
48.15%
Bortle Dark-Sky Scale:
6.00
Mean FWHM:
6.25
Temperature:
13.50

Basic astrometry details

Astrometry.net job: 2074158

RA center: 18h36m21s.4

DEC center: -23°5504

Pixel scale: 0.784 arcsec/pixel

Orientation: 26.319 degrees

Field radius: 0.693 degrees

Resolution: 5306x3513

File size: 3.6 MB

Locations: Home Observatory, Newmarket, Ontario, Canada

Data source: Backyard

Description

Again very short exposures 30s subs with a total of 7min exposure time. I'm impressed with the detail of the image.

Comments

Revisions

  • M22, 



    
        

            Jirair Afarian
    Original
  • M22, 



    
        

            Jirair Afarian
    B
  • M22, 



    
        

            Jirair Afarian
    C
  • Final
    M22, 



    
        

            Jirair Afarian
    D

C

Description: Added 8x 60s exposure to original.

Uploaded: ...

Sky plot

Sky plot

Histogram

M22, 



    
        

            Jirair Afarian

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