Orion widefield

Shotdate: 13-02-2013

Location: Teuge, NL

Camera: Nikon D3x

Optics: 105mm f2.8 Nikkor Micro @ f4.0

Mount: SkyWatcher NEQ5Pro

Guiding: 500mm F90 with LVI SmartGuider2

 

Images shot at -3°C with not the best seeing.

That what I wanted to capture, Barnard's Loop, was not do-able with the amount of LP I had this night.

 

DeepSkyStacker settings:

 

128 frames (15 seconds each ISO: 1600) - total exposure: 32 mn 0 s

RGB Channels Background Calibration: Yes

Per Channel Background Calibration: No

Method: Kappa-Sigma (Kappa = 2.00, Iterations = 5)

 

Offset: 108 frames exposure: 1/8000 s

Method: Kappa-Sigma (Kappa = 2.00, Iterations = 5)

 

Dark: 48 frames exposure: 15 s

Method: Kappa-Sigma (Kappa = 2.00, Iterations = 5)

 

Flat: 30 frames exposure: 1/4 s

Method: Kappa-Sigma (Kappa = 2.00, Iterations = 5)

 

.

 

PixInsight workflow:.

 

The soup: www.flickr.com/photos/14721988@N02/8473715483/

 

DynamicCrop: Processing view: Autosave

 

DynamicBackgroundExtraction: Processing view: Autosave

 

11x

ChannelExtraction: Processing view: Autosave_DBE

HistogramTransformation: Processing view: L (only when the background is getting too grey)

ATrousWaveletTransform: Processing view: L

HistogramTransformation: Processing view: Autosave_DBE

L: Masking from swap files...

 

HistogramTransformation: Processing view: Autosave_DBE

 

ACDNR: Processing view: Autosave_DBE

Building lightness mask: 100%

 

ChannelExtraction: Processing view: Autosave_DBE

 

HistogramTransformation: Processing view: L

 

CurvesTransformation:

L: Masking from swap files...

 

FastRotation: Processing view: Autosave_DBE

 

Done