NGC 6772
Awarded  Amateur Astronomy Image Of The Day 8 July 2021 www.aapod2.com/blog/Ngc6772
Awarded Astronomical Picture Of The Day 11 July 2021 by astronomia.com apod.astronomia.com/2021/07/11/ngc-6772/
 Awarded Astronomical Photo Of The Day 12 August 2021 by GrAG apod.grag.org/2021/08/12/ngc-6772/
NGC 6772 is a small (81 arc seconds) 14th magnitude ancient bipolar planetary nebula in the constellation Aquila. It is approximately 4000 light years from Earth. I was pleased to manage to capture the rarely-seen outer halo.
Picture
TARGET
Nomenclature: NGC 6772
Right Ascension: 19:14:36.4
Declination:  -02:42:25.06
Size: 80.7 arc sec
Discovery: William Herschel on 21 July 1784
EQUIPMENT USED
Twin APM TMB LZOS 152 refractors
10Micron GM2000 HPS mount
Twin QSI6120 CCD cameras
Astrodon filters
IMAGE CAPTURE
Blue: 14x300"
Green: 14x300"
Lum: 39x300"
Red: 14x300"
OIII: 74x900" bin 1x1
Ha: 68x900" bin 1x1
Total Integration: 42 hours 15 minutes
Pixel scale: 0.267 arcsec/pixel
Field radius: 0.073 degrees
Capture dates: 21-30 June 2021
Capture location:  Fregenal de la Sierra, Spain

IMAGE PROCESSING
Pre-processing: CCDStack2
Post-processing: Photoshop CS2
OIII image
Picture
Ha image
Picture