Hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  NGC 7139  ·  NGC7139  ·  PK104+07.1
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NGC 7139 in HOO, 


            Cedric Raguenaud
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Imaging telescopes or lenses: Takahashi toa 130S

Mounts: WS240GT

Guiding telescopes or lenses: Skymeca 3" OAG

Guiding cameras: ATIK TITAN

Software: PixInsight 1.8 Ripley

Filters: Baader OIII 8.5nm 1.25"  ·  Baader Ha 7nm 1.25"

Accessory: ZWO EAF Focuser

Dates:Nov. 23, 2020

Baader Ha 7nm 1.25": 10x600" -10C bin 1x1
Baader OIII 8.5nm 1.25": 8x600" -10C bin 1x1

Integration: 3.0 hours

Avg. Moon age: 8.58 days

Avg. Moon phase: 62.60%

Bortle Dark-Sky Scale: 3.00

Astrometry.net job: 4036287

RA center: 21h 46' 8"

DEC center: +63° 47' 27"

Pixel scale: 0.568 arcsec/pixel

Orientation: -6.315 degrees

Field radius: 0.204 degrees

Resolution: 2048x1582

Locations: E-Eye Spain, Fregenal de la Sierra, Spain

Data source: Own remote observatory

Remote source: e-EyE Extremadura


I didn't have much time for this target: 3 hours of semi-clear sky and it was over.

Data: NGCAT (http://ngc.astrophotography.team/)
Processing: Cedric Raguenaud (http://raguenaud.space/2020/11/ngc-7139-en-hoo/)


Sky plot

Sky plot


NGC 7139 in HOO, 


            Cedric Raguenaud