Getting plate-solving status, please wait...

M 57 Ring Nebula in the Hubble Palette

Technical card

Resolution: 2283x1826

Dates: Aug. 2, 2017Aug. 3, 2017Aug. 5, 2017

Frames:
Astrodon Ha 5nm: 28x120" (gain: 139.00) -20C bin 1x1
Astrodon OIII 3nm: 40x120" (gain: 139.00) -20C bin 1x1
Astrodon SII 3nm: 29x120" (gain: 139.00) -20C bin 1x1

Integration: 3.2 hours

Darks: ~50

Flats: ~50

Bias: ~250

Avg. Moon age: 10.70 days

Avg. Moon phase: 81.51%

Bortle Dark-Sky Scale: 6.00

Astrometry.net job: 1681186

Locations: Future World Media Home Observatory, Taylor, MI, Michigan, United States

Comments

Author

Douglas J Struble
Like

Revisions

B

Tried drizzling for the first time. Don't think it helped much. Think I reached the limits for my focal length and seeing here.

C

Darkened it up a bit to increase contrast. Nothing like polishing up a turd.

Histogram

M 57 Ring Nebula in the Hubble Palette, Douglas J Struble