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Contains:  Crescent nebula, NGC 6888
Getting plate-solving status, please wait...
Crescent Nebula - C27 - HOO, 


            Greg Polanski
Crescent Nebula - C27 - HOO

Crescent Nebula - C27 - HOO

Technical card

Resolution: 2682x1762

Dates:June 7, 2019June 8, 2019June 12, 2019June 23, 2019

Baader 2" HA 7nm: 31x300" (gain: 174.00) -15C bin 1x1
Baader 2" HA 7nm: 11x600" (gain: 174.00) -15C bin 1x1
Baader 2" OIII 8.5nm: 32x600" (gain: 174.00) -15C bin 1x1

Integration: 9.8 hours

Darks: ~10

Bias: ~50

Avg. Moon age: 10.04 days

Avg. Moon phase: 48.30%

Bortle Dark-Sky Scale: 6.00 job: 2792872

RA center: 303.042 degrees

DEC center: 38.328 degrees

Pixel scale: 1.151 arcsec/pixel

Orientation: 55.716 degrees

Field radius: 0.513 degrees

Locations: Backyard, Kanata, Ontario, Canada; Plevna - Dark Site, Plevna, Ontario, Canada

Data source: Backyard



Greg Polanski
License: None (All rights reserved)


  • Crescent Nebula - C27 - HOO, 


            Greg Polanski
  • Final
    Crescent Nebula - C27 - HOO, 


            Greg Polanski


A bit darker version

Sky plot

Sky plot


Crescent Nebula - C27 - HOO, 


            Greg Polanski

In these public groups

Canadian Astrophotography