Hemisphere:  Northern  ·  Contains:  Filamentary nebula  ·  Lace-work nebula  ·  NGC 6960  ·  The star 52Cyg  ·  Veil nebula
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Witch's broom, 



    
        

            ggim
Witch's broom
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Witch's broom

Technical card

Imaging telescopes or lenses: Tele Vue NP101is

Imaging cameras: Nikon D700

Mounts: Skywatcher AZ-EQ6 GT

Guiding telescopes or lenses: 80/400

Guiding cameras: QHYCCD QHY5L-II-C

Focal reducers: Tele Vue LCL-1069 Large Field Corrector

Software: darkflow.org Darkflow  ·  GNU gphoto2  ·  linguider Lin_guider


Dates:Sept. 24, 2017

Frames: 120x120" ISO1600

Integration: 4.0 hours

Darks: ~78

Flats: ~10

Flat darks: ~10

Avg. Moon age: 4.14 days

Avg. Moon phase: 18.15%


Basic astrometry details

Astrometry.net job: 1743973

RA center: 20h 47' 8"

DEC center: +30° 46' 15"

Pixel scale: 3.098 arcsec/pixel

Orientation: 92.924 degrees

Field radius: 1.459 degrees


Resolution: 2737x2000

Locations: Sonoma County Archery Range, Lake Sonoma, Geyserville, California, United States

Data source: Traveller

Comments

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ggim
ggim
License: None (All rights reserved)
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    Witch's broom, 



    
        

            ggim
    Original
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            ggim
    B

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Witch's broom, 



    
        

            ggim

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