Heart Nebula West G3 2018

Posted by on Jul 4, 2018

Heart Nebula West G3 2018

The Heart Nebula, IC 1805, Sharpless 2-190, lies some 7500 light years away from Earth and is located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. This is an emission nebula showing glowing ionized hydrogen gas and darker dust lanes.

The very brightest part of this nebula (the knot at the western edge) is separately classified as NGC 896, because it was the first part of this nebula to be discovered.

Raw images:
Ha: 110min Bin:1
OIII: 30min  Bin:1
SII: 40min  Bin:1
Seeing: 2.5-3"

Equipment used:
ASA N12 Astrograph F/3.6
3" Wynne Corrector 0.95x
Moravian G3 16200 camera @-28C
No guiding

Astrodon Ha 3nm, OIII 5nm, SII 5nm

Valla Observatory (FROSON, Sweden)
February 28, 2018

Image processing:
Images calibrated and processed in AstroPix
Curves and levels in AstroPix
Tonemap with Photoshop
Noise removal with the AstroPix Noise removal tool.

Image palette:
SII - Red, OIII - Green, Ha - Blue and Turquose adjusted palette

 Image information:
Scale: 1.14 arcsec/pix
FOW: 80x70 arcmin

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