Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  IC 1805
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Melotte 15 - Ha, 



    
        

            Zheng Fu
Melotte 15 - Ha
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Melotte 15 - Ha

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Melotte 15 - Ha, 



    
        

            Zheng Fu
Melotte 15 - Ha
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Melotte 15 - Ha

Technical card

Imaging telescopes or lenses: Skywatcher QUATTRO-8S

Imaging cameras: QHY695a

Mounts: iOptron CEM-60EC

Guiding telescopes or lenses: QHYCCD QHYOAG

Guiding cameras: QHYCCD5L-II-M

Focal reducers: SkyWatcherComa Corrector II Coma Corrector II

Software: PhD 2 Guiding  ·  PixInsight 1.8  ·  Sequence Generator Pro  ·  MaximDL Maxim DL Pro 5

Filters: Astrodon 1.25" 5nm H-alpha


Dates:Feb. 14, 2018

Frames:Astrodon 1.25" 5nm H-alpha: 14x600" (2h 20') -35C bin 1x1

Integration: 2h 20'

Darks: ~14

Flats: ~30

Bias: ~100

Avg. Moon age: 28.26 days

Avg. Moon phase: 1.81%


Basic astrometry details

Astrometry.net job: 1985199

RA center: 2h 33' 42"

DEC center: +61° 26' 49"

Pixel scale: 1.577 arcsec/pixel

Orientation: 3.713 degrees

Field radius: 0.557 degrees


Resolution: 1570x2000

Locations: BHL, Beijing, China

Data source: Own remote observatory

Description

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  • Melotte 15 - Ha, 



    
        

            Zheng Fu
    Original
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    Melotte 15 - Ha, 



    
        

            Zheng Fu
    B

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Melotte 15 - Ha, 



    
        

            Zheng Fu