Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  IC 59  ·  IC 63  ·  NGC 225  ·  NGC 381  ·  The star Navi (γCas)  ·  gamma Cas nebula
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Nebula wide field around Gamma Cassiopeiae, 



    
        

            Yuichi Kawamoto
Nebula wide field around Gamma Cassiopeiae
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Nebula wide field around Gamma Cassiopeiae

Technical card

Imaging telescopes or lenses: Borg 55FL  ·  BORG 67FL

Imaging cameras: QHYCCD QHY16200A Mono  ·  Canon KissX4

Mounts: CEM60

Guiding cameras: QHYCCD QHY 5L-II mono

Focal reducers: BORG Reducer 0.8x DGQ55 [7880]  ·  Borg 7108

Software: Photoshop CC  ·  Astroplace.net APT

Filters: IDAS HEUIBII


Dates:Sept. 3, 2017

Frames:
IDAS HEUIBII: 33x140" ISO1600
IDAS HEUIBII: 15x300" -20C bin 1x1

Integration: 2.5 hours

Darks: ~10

Flats: ~50

Bias: ~150

Avg. Moon age: 12.05 days

Avg. Moon phase: 91.87%


Basic astrometry details

Astrometry.net job: 1721810

RA center: 0h 55' 47"

DEC center: +61° 13' 37"

Pixel scale: 3.623 arcsec/pixel

Orientation: 359.156 degrees

Field radius: 2.890 degrees


Resolution: 1457x1164

Locations: Mt. Fuji Tarobo Parking, Gotenba, Shizuoka Prefecture, Japan

Description

Wide field around the Gamma Cassiopeia including the famous IC59 and IC63, also slight northern part of the area with faint reflection and dark nebula. Opportunity after a long, three months of blank due to extremely bad weather this summer, only 1.2 hours exposure after the moonset.

Comments

Revisions

  • Nebula wide field around Gamma Cassiopeiae, 



    
        

            Yuichi Kawamoto
    Original
  • Nebula wide field around Gamma Cassiopeiae, 



    
        

            Yuichi Kawamoto
    B
  • Final
    Nebula wide field around Gamma Cassiopeiae, 



    
        

            Yuichi Kawamoto
    C

Sky plot

Sky plot

Histogram

Nebula wide field around Gamma Cassiopeiae, 



    
        

            Yuichi Kawamoto