Celestial hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  NGC 7822  ·  Sh2-171
NGC 7822 in Cepheus, Robert H. Kutner
Powered byPixInsight

NGC 7822 in Cepheus

NGC 7822 in Cepheus, Robert H. Kutner
Powered byPixInsight

NGC 7822 in Cepheus

Equipment

Loading...

Acquisition details

Loading...

Description

Had two nights in a row of darkness forecasted and found a good target early on in the list of potential targets. Gathered  light around ~4 hours of good darkness per channel, dithering every 2 frames.

------------------------------------------------------------------------

Blink / Subframe Select / Calibrate / Align / Integrate (With Drizzle) / Crop / DBE / EZ Denoise each Channel -- Duplicate Ha for Lum

Ha, Oiii, Sii -> EZ Softstretch, Starnet, PixelMath Combine with:

R- Oiii*Sii + ~Oiii*(.1*Sii+.9*Ha)
G- Ha*(0.7*Ha+0.3*Oiii) + ~Ha*Oiii
B- Oiii*Oiii + ~Oiii*(.3*Sii+.7*Oiii)

Lum - Masked Stretch, HT stretch, LHE, MMT, EZ Starreduction

Lum --> RGB with LRGB combination. CurvesT, ColorSaturation, and HT to preference.  PS for vibrance layer adj and add diffraction spikes.

Comments

Sky plot

Sky plot

Histogram

NGC 7822 in Cepheus, Robert H. Kutner

In these public groups

Cloudy Nights