Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent nebula  ·  NGC 6888  ·  The star 34Cyg
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A Cresent, A Bubble and Some Dirt, 



    
        

            Bob J
A Cresent, A Bubble and Some Dirt
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A Cresent, A Bubble and Some Dirt

Imaging telescopes or lenses: Stellarvue SV70T

Imaging cameras: ZWO ASI1600MM-Cool

Mounts: Celestron CGE Pro

Guiding telescopes or lenses: Astro-Tech AT66ED

Guiding cameras: Starlight Xpress Lodestar x2

Focal reducers: Stellarvue SFFR-70APO

Software: PixInsight 1.8  ·  Main Sequence Software Sequence Generator Pro  ·  PHD 2

Filters: Astrodon OIII 5nm  ·  Astrodon Ha 5nm  ·  B  ·  G  ·  Astrodon R

Accessory: SX USB Filter Wheel


Dates:June 20, 2017June 21, 2017

Frames:
B: 30x30" (gain: 300.00) -25C bin 2x2
G: 30x30" (gain: 300.00) -25C bin 2x2
Astrodon Ha 5nm: 30x120" (gain: 300.00) -25C bin 1x1
Astrodon OIII 5nm: 30x120" (gain: 300.00) -25C bin 1x1
Astrodon R: 30x30" (gain: 300.00) -25C bin 2x2

Integration: 2.8 hours

Avg. Moon age: 25.92 days

Avg. Moon phase: 14.31%

Temperature: 18.00


Basic astrometry details

Astrometry.net job: 1625704

RA center: 20h 15' 57"

DEC center: +39° 14' 49"

Pixel scale: 2.324 arcsec/pixel

Orientation: 91.047 degrees

Field radius: 1.849 degrees


Resolution: 1824x1373

Data source: Backyard

Comments

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  • Final
    A Cresent, A Bubble and Some Dirt, 



    
        

            Bob J
    Original
  • A Cresent, A Bubble and Some Dirt, 



    
        

            Bob J
    B

B

Description: Rev B-A little star reduction

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A Cresent, A Bubble and Some Dirt, 



    
        

            Bob J