Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)
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Pickering's Triangle - HOO, 



    
        

            James E.
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Pickering's Triangle - HOO

Getting plate-solving status, please wait...
Pickering's Triangle - HOO, 



    
        

            James E.
Powered byPixInsight

Pickering's Triangle - HOO

Technical card

Imaging telescopes or lenses: AstroTech AT115EDT

Imaging cameras: ASI ZWO 1600MM Pro

Mounts: SkyWatcher EQ8-R Pro

Guiding telescopes or lenses: AstroTech AT72EDII

Guiding cameras: ASI290MM

Software: PixInsight 1.8.8  ·  Photoshop CS6  ·  Sequence Generator Pro  ·  PHD2 Guiding V 2.6  ·  DeepSkyStacker (DSS) 4.2.3

Filters: Astrodon OIII 1.25" 3nm  ·  Astrodon Ha 1.25" 5nm

Accessory: ZWO EAF Focuser  ·  Hotech 2” Field Flattener  ·  ZWO 8-pos Electronic Filter Wheel


Dates:Aug. 9, 2020Aug. 11, 2020

Frames:
Astrodon Ha 1.25" 5nm: 102x180" (5h 6') (gain: 139.00) -15C bin 1x1
Astrodon OIII 1.25" 3nm: 120x180" (6h) (gain: 139.00) -15C bin 1x1

Integration: 11h 6'

Darks: 30

Flats: 30

Flat darks: 30

Avg. Moon age: 21.07 days

Avg. Moon phase: 61.12%

Bortle Dark-Sky Scale: 4.00


Astrometry.net job: 3814722

RA center: 20h 48' 9"

DEC center: +31° 25' 15"

Pixel scale: 0.984 arcsec/pixel

Orientation: -91.347 degrees

Field radius: 0.756 degrees


Resolution: 4548x3142

Locations: DogStar Observatory, Lovettsville, VA, United States

Data source: Backyard

Description

Image acquired on August 9-11, 2020.

Pickering's Triangle is part of the Veil Nebula in Cygnus. It was discovered photographically in 1904 by Williamina Fleming, but credit went to Edward Charles Pickering, the director of the observatory, as was the custom of the day. It is located about 2000 light years from Earth.

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  • Pickering's Triangle - HOO, 



    
        

            James E.
    Original
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    Pickering's Triangle - HOO, 



    
        

            James E.
    B

B

Description: Slight star adjustment

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Pickering's Triangle - HOO, 



    
        

            James E.