Hemisphere:  Northern  ·  Constellation: Vulpecula (Vul)  ·  Contains:  NGC 6802  ·  The star 4Vul  ·  The star 5Vul
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Coathanger asterism in Vulpecula - two panel mosaic, 



    
        

            Steve Milne
Coathanger asterism in Vulpecula - two panel mosaic
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Coathanger asterism in Vulpecula - two panel mosaic

Technical card

Imaging telescopes or lenses: Takahashi FSQ106ED

Imaging cameras: QSI683wsg

Mounts: 10 Micron GM1000HPS

Guiding telescopes or lenses: Takahashi FSQ106ED

Guiding cameras: QSI683wsg

Software: Sequence Generator Pro  ·  Adobe Photoshop 6 CS  ·  Pixinsight 1.8

Filters: Astrodon Tru-Balance LRGB E-Series Gen 2 Blue  ·  Astrodon Tru-Balance LRGB E-Series Gen 2 Green  ·  Astrodon Tru-Balance LRGB E-Series Gen 2 Red


Dates:July 24, 2020

Frames:
Astrodon Tru-Balance LRGB E-Series Gen 2 Blue: 60x300" bin 1x1
Astrodon Tru-Balance LRGB E-Series Gen 2 Green: 60x300" bin 1x1
Astrodon Tru-Balance LRGB E-Series Gen 2 Red: 60x300" bin 1x1

Integration: 15.0 hours

Avg. Moon age: 4.09 days

Avg. Moon phase: 17.75%


Basic astrometry details

Astrometry.net job: 3725375

RA center: 19h 26' 6"

DEC center: +20° 25' 51"

Pixel scale: 2.091 arcsec/pixel

Orientation: 180.627 degrees

Field radius: 1.584 degrees


Resolution: 4398x3224

Locations: E-EyE, Fregenal de la Sierra, Extremadura, Spain

Data source: Own remote observatory

Remote source: e-EyE Extremadura

Description

Brocchi's Cluster (Collinder 399) is a grouping of stars located in the constellation Vulpecula. The stars resemlbe a coathanger, hence the name given to the asterism. The 10 stars forming the asterism are between 240 and 2200 light years from Earth.

The data for this two-panel mosaic was collected between 18 and 24 July 2020 from an imaging rig in Spain that is privately owned and remotely operated by Barry Wilson and me.

Capture details are as follows:

Telescope: Takahashi FSQ 106
Camera: QSI 683
Filters: Astrodon
Mount: 10 Micron GM1000HPS

Red: 60 x 300s
Green: 60 x 300s
Blue: 60 x 300s

A total of 15 hours exposure.

Data: Steve Milne & Barry Wilson
Processing: Steve Milne

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