Hemisphere:  Northern  ·  Constellation: Perseus (Per)  ·  Contains:  California Nebula  ·  NGC 1499  ·  The star ξPer
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CALIFORNIA NEBULA IN H-ALPHA: FIRST LIGHT FOR WILLIAM OPTICS GT 71, 



    
        

            Emanuele La Barbera
CALIFORNIA NEBULA IN H-ALPHA: FIRST LIGHT FOR WILLIAM OPTICS GT 71
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CALIFORNIA NEBULA IN H-ALPHA: FIRST LIGHT FOR WILLIAM OPTICS GT 71

Technical card

Imaging telescopes or lenses: William Optics Gran Turismo 71 APO

Imaging cameras: ZWO ASI 183MM Pro

Mounts: Skywatcher HEQ 5 Rowan bel mod

Guiding telescopes or lenses: William Optics Slide-base UniGuide 50mm Scope

Guiding cameras: ZWO ASI 120 MC Color

Focal reducers: Williams Optics Flat6aiii 0.8x

Software: TOPAZ Denoise AI  ·  Adobe Lighroom  ·  PixInsight 1.8 Ripley PixInsight

Filters: ASTRONOMIK Ha 6nm CCD 1.25"

Accessory: ZWO ASI Air Pro  ·  ZWO EFW 8x1,25"


Frames:ASTRONOMIK Ha 6nm CCD 1.25": 65x600" (gain: 120.00) -15C bin 1x1

Integration: 10.8 hours

Bortle Dark-Sky Scale: 8.00


Basic astrometry details

Astrometry.net job: 4162394

RA center: 4h 1' 14"

DEC center: +36° 25' 26"

Pixel scale: 0.738 arcsec/pixel

Orientation: 189.893 degrees

Field radius: 1.281 degrees


Resolution: 7227x10190

Locations: Palermo, Palermo, Palermo, Italy

Data source: Backyard

Description

First light of the William Optics GT 71 with the ZWO ASI 183 mm pro.
Even though it's 7 hours of integration in HA, the image is still not bad. Who knows how the signal will come out in O-III...

Comments

Sky plot

Sky plot

Histogram

CALIFORNIA NEBULA IN H-ALPHA: FIRST LIGHT FOR WILLIAM OPTICS GT 71, 



    
        

            Emanuele La Barbera

In these public groups

ZWO ASI183/QHY183
Imagers of Italy