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Marcus Davies (marc4darkskies) | all galleries >> bellsobservatory >> photography >> Nebulae > M17 Swan Nebula (SiiHaOiii - SHO Palette)
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15-Aug-2016 Marcus Davies

M17 Swan Nebula (SiiHaOiii - SHO Palette)

Reprocessed in 2023

The Swan Nebula (aka Omega Nebula) lies approximately 5,500 light-years away in the constellation Sagittarius. It is a rich star forming region spanning about 40 light years.

SBIG STXL 11002,Officina Stellare RC360,Paramount ME
This is a 10 hour SHO palette (SiiHaOiii) image (240, 240, 120 mins) using 30 minute subs for SII, Ha and OIII and using RGB stars.

FOV: 38.6 x 25.7 arcmins @ 0.59 arc second/pixel
SBIG STXL,Officina Stellare RC360

Seeing: 2.8 Arcsec (Poor) full exif

other sizes: small medium large original auto
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