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Contains:  M 52, NGC 7654, Bubble nebula, NGC 7635, NGC 7538, NGC 7510, The star 4Cas, The star 2Cas
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Bubble Nebula and Clew Nebura, 


            Ken-ichiro Tanaka
Bubble Nebula and Clew Nebura

Bubble Nebula and Clew Nebura

Technical card

Imaging telescope or lens:William Optics Star 71 Astrograph

Imaging camera:Canon EOS 60Da

Mount:HEQ5 Pro mount

Guiding telescope or lens:Pencil Borg 25

Guiding camera:Lodestar

Software:AstroArts StellaImage7O'Telescope BackyardEOSCCDStack 2Photoshop CC

Resolution: 1325x2000

Dates:Sept. 18, 2014

Frames: 21x480"

Integration: 2.8 hours

Avg. Moon age: 24.35 days

Avg. Moon phase: 27.45% job: 380025

RA center: 349.318 degrees

DEC center: 61.118 degrees

Pixel scale: 6.469 arcsec/pixel

Orientation: 178.171 degrees

Field radius: 2.156 degrees



Ken-ichiro Tanaka
License: None (All rights reserved)

Sky plot

Sky plot


Bubble Nebula and Clew Nebura, 


            Ken-ichiro Tanaka

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O'Telescope BackyardEOS