Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)
Urban Propeller nebula. Simeis 57 in Ha., 



    
        

            J.L.López Salas
Urban Propeller nebula. Simeis 57 in Ha.
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Urban Propeller nebula. Simeis 57 in Ha.

Technical card

Imaging telescopes or lenses: William Optics Zenithstar 80FD

Imaging cameras: Atik 314L+

Mounts: Sky-Watcher EQ6 Pro

Guiding telescopes or lenses: Luna EZG 60

Guiding cameras: QHY6

Filters: Baader Planetarium Ha 7nm 2"


Dates:June 4, 2015

Frames:Baader Planetarium Ha 7nm 2": 19x900" (4h 45') 0C bin 1x1

Integration: 4h 45'

Darks: 8

Flats: 30

Bias: 30

Avg. Moon age: 16.64 days

Avg. Moon phase: 96.09%

Bortle Dark-Sky Scale: 7.00

Temperature: 22.00


Basic astrometry details

Astrometry.net job: 658187

RA center: 20h 16' 12"

DEC center: +43° 41' 34"

Pixel scale: 3.952 arcsec/pixel

Orientation: -106.621 degrees

Field radius: 0.569 degrees


Resolution: 832x617

Locations: Observatorio Casa, El Prat de Llobregat, Barcelona, Spain

Comments

Revisions

  • Urban Propeller nebula. Simeis 57 in Ha., 



    
        

            J.L.López Salas
    Original
  • Urban Propeller nebula. Simeis 57 in Ha., 



    
        

            J.L.López Salas
    D
  • Final
    Urban Propeller nebula. Simeis 57 in Ha., 



    
        

            J.L.López Salas
    E

Sky plot

Sky plot

Histogram

Urban Propeller nebula. Simeis 57 in Ha., 



    
        

            J.L.López Salas