Getting plate-solving status, please wait...
Propeller Nebula (Simeis 57) in HSTrgb, 




    

        Jose Carballada
Propeller Nebula (Simeis 57) in HSTrgb

Propeller Nebula (Simeis 57) in HSTrgb

Technical card

Resolution: 2272x1714

Dates: Sept. 11, 2018Sept. 15, 2018Sept. 19, 2018Sept. 20, 2018

Frames:
Astrodon B Gen.2 E-series 36mm: 15x5" (gain: 200.00) -20C bin 1x1
Astrodon G Gen.2 E-series 36mm: 15x5" (gain: 200.00) -20C bin 1x1
Astrodon HA 36mm - 5nm: 41x300" (gain: 200.00) -20C bin 1x1
Astrodon O-III 36mm - 5nm: 15x300" (gain: 200.00) -20C bin 1x1
Astrodon R Gen.2 E-series 36mm: 15x5" (gain: 200.00) -20C bin 1x1
Astrodon S-II 36mm - 5nm: 16x300" (gain: 200.00) -20C bin 1x1

Integration: 6.1 hours

Avg. Moon age: 7.04 days

Avg. Moon phase: 48.53%

Astrometry.net job: 2281585

RA center: 304.083 degrees

DEC center: 43.725 degrees

Pixel scale: 2.930 arcsec/pixel

Orientation: 270.000 degrees

Field radius: 1.158 degrees

Data source: Backyard

Description

The peculiar nebula Simeis 57.
Simeis 57 (also known as HS 191 and C 191) is a high surface-brightness nebula in the constellation
Cygnus. The distance nor the source of excitation of Simeis 57 are known.

https://arxiv.org/pdf/astro-ph/0211428v1.pdf

Comments

Author

Carballada
Jose Carballada
License: Attribution-NonCommercial-ShareAlike Creative Commons
561
Like

Revisions

  • Propeller Nebula (Simeis 57) in HSTrgb, 




    

        Jose Carballada
    Original
  • Final
    Propeller Nebula (Simeis 57) in HSTrgb, 




    

        Jose Carballada
    B

B

less green

Sky plot

Sky plot

Histogram

Propeller Nebula (Simeis 57) in HSTrgb, 




    

        Jose Carballada