Abell 78
Abell 78 is an unusual planetary nebula 5,000 light years away in the constellation Cygnus. It is unusual in that after exhausting its hydrogen fuel it re-ignited by burning helium. This is the cause of the inner filaments. It is faint and small - just 2 arc minutes in diameter.
TARGET
Nomenclature: Abell 78
Right Ascension: 21:35:29.3
Declination: +31.41.46.14
Size: 128 arc seconds
EQUIPMENT USED
Twin APM TMB LZOS 152 refractors
10Micron GM2000 HPS mount
Twin QSI6120 CCD cameras
Astrodon filters
Nomenclature: Abell 78
Right Ascension: 21:35:29.3
Declination: +31.41.46.14
Size: 128 arc seconds
EQUIPMENT USED
Twin APM TMB LZOS 152 refractors
10Micron GM2000 HPS mount
Twin QSI6120 CCD cameras
Astrodon filters
IMAGE CAPTURE
Blue: 9x300"
Green: 10x300"
Red: 10x300"
Ha: 43x900" bin 1x1
OIII: 68x900" bin 1x1
Total Integration: 30 hours 10 minutes
Pixel scale: 0.531 arcsec/pixel
Field radius: 0.377 degrees
Capture dates: 13 - 29 May 2022
Capture location: Fregenal de la Sierra, Spain
Blue: 9x300"
Green: 10x300"
Red: 10x300"
Ha: 43x900" bin 1x1
OIII: 68x900" bin 1x1
Total Integration: 30 hours 10 minutes
Pixel scale: 0.531 arcsec/pixel
Field radius: 0.377 degrees
Capture dates: 13 - 29 May 2022
Capture location: Fregenal de la Sierra, Spain
IMAGE PROCESSING:
CCDStack2 and Photoshop CS2
CCDStack2 and Photoshop CS2
Ha image
OIII image
